CN218355690U - Elastic supporting device for pressure cooker and pressure cooker - Google Patents

Abstract

The application provides an elastic supporting device for a pressure cooker and the pressure cooker. The elastic supporting device is fixed between a heating disc and an outer pot of the pressure cooker and is supported below the heating disc, wherein the elastic supporting device is a metal plate and comprises a base plate part, the base plate part is provided with a first end and a second end which are opposite, and two side ends which are opposite and are positioned between the first end and the second end, two first fixing parts used for fixing the elastic supporting device on the outer pot are arranged at positions, close to the first end and the second end, of the base plate part, an elastic tongue plate is arranged between the two first fixing parts on the base plate part, the elastic tongue plate is connected to one of the two side ends and extends towards the other side end, and a second fixing part connected with the heating disc is arranged on the elastic tongue plate. The application provides an elastic support device occupies that the height space is little and have better elastic deformation ability, can promote pressure cooker's accuse pressure performance.

Description

Elastic supporting device for pressure cooker and pressure cooker

Technical Field

The application relates to the technical field of kitchen appliances, in particular to an elastic supporting device for a pressure cooker and the pressure cooker.

Background

The pressure cooker is a cooking appliance which can form a pressure cooking environment in an inner cooker, and the quality of the pressure control technology of the pressure cooker has an important influence on the cooking performance of the pressure cooker. The pressure control technology commonly used in the industry at present is that an elastic element is arranged between an outer pot and a heating plate of a pressure cooker, when the pressure in an inner pot reaches a certain value, the inner pot can push the heating plate to move downwards, so that the elastic element is forced to generate elastic deformation, and a pressure control switch is triggered to be switched off; when the pressure in the inner pot is reduced, the heating plate and the inner pot are automatically reset under the action of the elastic force of the elastic piece, and the pressure control switch is switched on to realize the automatic control of the pressure pot.

In the prior art, the elastic parts are various, and U-shaped spring plates are adopted, such as Chinese utility model patent CN201388890Y; there are the ones that adopt the spring steel plate of C shape, such as Chinese utility model CN201519047U; also, a plate-shaped spring steel plate is directly adopted, such as chinese utility model patent CN203016664U. In the prior art, the elastic piece adopting the U-shaped or C-shaped spring steel plate has better elasticity, but because the elastic piece is bent into the U-shaped or C-shaped, the elastic piece occupies a higher space when being installed on the pressure cooker, and the elastic deformation distance is limited; the plate-shaped spring steel plate is directly adopted, and although the occupied space is small in height, the elastic deformation capability is poor.

In view of the above, a new technical solution is needed to overcome the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

The application provides an elastic support device and pressure cooker for pressure cooker, elastic support device's occupation high space is little and have better elastic deformation ability, can promote the accuse pressure performance of pressure cooker.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: an elastic supporting device for a pressure cooker is fixed between a heating plate and an outer cooker of the pressure cooker and is supported below the heating plate, the elastic supporting device is a metal plate and comprises a base plate portion, the base plate portion is provided with a first end and a second end which are opposite, and two side ends which are located between the first end and the second end and are opposite, two first fixing portions used for fixing the elastic supporting device on the outer cooker are arranged at positions, close to the first end and the second end, of the base plate portion, an elastic tongue plate is arranged between the two first fixing portions on the base plate portion, the elastic tongue plate is connected to one of the two side ends and extends towards the other side end, and a second fixing portion connected with the heating plate is arranged on the elastic tongue plate.

As a further improved technical solution of the present application, a U-shaped groove with an opening facing one of the two side ends is formed in the base plate, and a portion of the base plate located in the U-shaped groove forms the elastic tongue plate. The elastic tongue plate is formed by adopting a mode of forming a U-shaped groove, the structure and the forming are simple, and the generated waste is less.

As a further improved technical solution of the present application, the base plate portion is rectangular, the first end and the second end are two rectangular broadsides, and the two side ends are two rectangular long sides. So set up and make elastic support device and outer pot installation at its length direction ascending both ends department, can be easy to assemble, dispersion holding power for outer pot can provide fine support to elastic support device.

As a further improved technical scheme of the application, the two side ends are also provided with side plates extending upwards. The side plates are arranged to enhance the structural strength of the base plate portion, so that the base plate portion is not prone to deformation, the elastic deformation of the elastic supporting device is provided by the elastic tongue plate, and pressure control is more accurate.

As a further improved technical scheme, the first fixing part and the second fixing part are through holes. The structure is simple, and the height is not increased.

As the further improved technical scheme of this application, three through-holes that two first fixed parts and second fixed part formed are located collinear. So set up and make outer pot support and the dish that generates heat to elastic support device's overdraft be in the coplanar to elastic support device, elastic support device's atress is steady.

The application also provides a pressure cooker, which comprises an inner cooker, a heating plate, an outer cooker and the elastic supporting device for the pressure cooker.

As a further improved technical solution of the present application, a position of the bottom wall of the outer pan corresponding to the first fixing portion is provided in a protruding manner, compared with a position corresponding to the elastic tongue plate, two first fixing portions of the elastic supporting device are supported on the protrusion, and the elastic tongue plate is provided in a suspended manner with respect to the bottom wall of the outer pan.

As the further improved technical scheme of this application, be equipped with the screw hole on the arch, first screw passes screw hole and first fixed part and fixes elastic support device and outer pot locking.

As a further improved technical scheme, the bottom of the heating plate is integrally formed with a connecting column with a threaded hole formed therein, the outer diameter of the connecting column is larger than the diameter of the through hole of the second fixing portion, the diameter of the threaded hole is smaller than the diameter of the through hole of the second fixing portion, and a second screw penetrates through the second fixing portion and is locked in the threaded hole of the connecting column to fix the elastic tongue plate and the heating plate in a locking mode.

The elastic supporting device for the pressure cooker is integrally a metal plate, and occupies a small space in the height direction; the two ends of the heating plate are fixed on the outer pot, the middle part between the two ends is provided with the elastic tongue plate, and the heating plate pushes the elastic tongue plate to deform so as to provide elastic force, so that the heating plate has better elastic deformation capacity; the elastic tongue plate is connected to the side end where the two first fixing parts are not arranged, so that the force of the elastic tongue plate on the substrate part is not deviated to any first fixing part when the elastic tongue plate is elastically deformed, the overall stress of the elastic supporting device is balanced, and the pressure control is more accurate. The pressure cooker provided by the application comprises the elastic supporting device, and the beneficial effects are certainly achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below, and it is apparent that the drawings in the following description only relate to some embodiments of the present application and are not limiting on the present application.

Fig. 1 is a perspective exploded view of a part of the components of the pressure cooker of the present application.

Fig. 2 is a perspective view of the elastic support device for a pressure cooker according to the present invention.

Fig. 3 is a combined sectional view of parts of the pressure cooker of the present application.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Description of the reference numerals: 1-inner pot; 2, outer pot; 21-bottom wall; 211-protrusions; 3-a heating plate; 31-connecting column; 310-a threaded hole; 4-elastic support means; 401-a first stationary part; 402-a second stationary part; 403-U-shaped groove; 41-substrate part; 411-first end; 412-a second end; 413-side end; 414-side plate; 42-a resilient tongue plate; 51-a first screw; 52-second screw.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the present application will be further described in detail with reference to the accompanying drawings. The components of embodiments of the present application, generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and claims of this application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that the element or item appearing in front of the word "comprising" or "comprises" includes the element or item listed after the word "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used only to indicate relative positional relationships that may change when the absolute position of an object being described changes, which are merely for convenience of description and to simplify the 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 therefore should not be construed as limiting the application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

Referring to fig. 1 to 4, the present application provides an elastic supporting device 4 for a pressure cooker, which is fixed between a heating plate 3 and an outer cooker 2 of the pressure cooker and supported below the heating plate 3. The heating plate 3 is provided with an inner pot 1, the inner pot 1 is internally used for containing food materials, and the inner pot 1 is heated by the heating plate 3 to cook the food materials. Only parts of the pressure cooker, such as the inner cooker 1, the outer cooker 2, the heating plate 3, etc., are shown in the figure, and it is understood that the pressure cooker also comprises parts of a cooker cover, a casing, etc., which are not shown in the figure. The cover of the pressure cooker can be covered on the opening of the inner cooker 1 in a sealing way, so that a closed cooking cavity is formed in the inner cooker 1, and a pressure cooking environment is formed in the cooking cavity. When the pressure in the inner pot 1 reaches a certain value, the inner pot 1 and the heating plate 3 can be pushed to move downwards to push the elastic supporting device 4 to elastically deform, so that the pressure control is realized.

Referring to fig. 2, the elastic supporting device 4 is a metal plate, and includes a base plate portion 41. The base plate portion 41 constitutes a main body portion of the elastic support device 4, and in the present embodiment, the base plate portion 41 is rectangular and has a first end 411 and a second end 412 opposite to each other, and two side ends 413 located between the first end 411 and the second end 412 and opposite to each other. In this embodiment, the first end 411 and the second end 412 are two wide sides of a rectangle, and the two side ends 413 are two long sides of a rectangle. Two first fixing portions 401 for fixing the elastic supporting device 4 on the outer pan 2 are disposed on the base plate portion 41 near the first end 411 and the second end 412. Two first fixed parts 401 set up on rectangular wide edge, also two first fixed parts 401 arrange in length direction, so set up to make elastic support device 4 in its length direction ascending both ends department with outer pot 2 installation, the span is great relatively, can easy to assemble, dispersion holding power for outer pot 2 can provide fine support to elastic support device 4. In this embodiment, the two first fixing portions 401 are two through holes, which are simple in structure and manufacture and can be formed by a metal punching process; without increasing the height of the elastic support means 4. In other embodiments, the first fixing portion 401 may further be configured to be a buckle, a slot, a threaded hole, or the like, and may be fixed to the outer pan 2.

As shown in fig. 2, an elastic tongue plate 42 is disposed on the substrate portion 41 between the two first fixing portions 401, the elastic tongue plate 42 is connected to one of the two side ends 413 and extends toward the other side end 413, and a second fixing portion 402 connected to the heating plate 3 is disposed on the elastic tongue plate 42. One end of the elastic tongue plate 42 is fixedly connected, and the other end is a suspended free end, so that the elastic tongue plate has better elastic deformation capability. Moreover, in the present embodiment, the elastic tongue plate 42 is connected to the side end 413 where no two first fixing portions 401 are disposed, so that the force that the elastic tongue plate 42 pulls the substrate 41 when elastically deforming is not biased to any one of the first fixing portions 401, the overall stress of the elastic supporting device 4 is balanced, and the pressure control is more accurate. In other words, in the present embodiment, the extending direction of the elastic tongue plate 42 is perpendicular to the connecting line direction of the two first fixing portions 401, and the two first fixing portions 401 are disposed in axial symmetry with respect to the elastic tongue plate 42, so that the stress on the elastic supporting device 4 is balanced.

In this embodiment, the base plate portion 41 is opened with a U-shaped groove 403 that opens toward one of the two side ends 413, and a portion of the base plate portion 41 that is located in the U-shaped groove 403 forms the elastic tongue portion 42. The elastic tongue plate 42 is formed by arranging the U-shaped groove 403, the structure and the forming are simple, and the generated waste is less. The second fixing portion 402 is a through hole formed in the elastic tongue plate 42, and the second fixing portion 402 has a through hole structure, which can be formed by a metal punching process, and is simple to manufacture without increasing the height of the elastic supporting device 4. In other embodiments, the second fixing portion 402 may also be configured to be a buckle, a slot, a threaded hole, or the like, and can be fixed to the heat generating plate 3. Further, in the present embodiment, the three through holes formed by the two first fixing portions 401 and the second fixing portion 402 are located on the same straight line. So set up and make outer pot 2 to the support of elastic support device 4 and generate heat dish 3 and be in the coplanar to elastic support device 4's overdraft, do not have the moment that makes elastic support 4 produce the upset to elastic support device 4's atress is more steady.

As a modification, in the present embodiment, the two side ends 413 are further provided with side plates 414 extending upward. The arrangement of the side plate 414 can enhance the structural strength of the base plate 41, so that the base plate 41 is not easily deformed, the elastic deformation of the elastic supporting device 4 is provided by the elastic tongue plate 42, and the pressure control is more accurate.

Referring to fig. 3 and 4, the elastic support device 4 of the present application is applied to a pressure cooker, and the pressure cooker includes an inner cooker 1, a heating plate 3, an outer cooker 2, and the elastic support device 4 for a pressure cooker. The outer pot 2 is a cylindrical structure formed of metal pieces having a bottom wall 21 and side walls. The elastic supporting device 4 is fixed on the bottom wall 21 of the outer pot 2, the position of the bottom wall 21 corresponding to the first fixing portion 401 of the elastic supporting device 4 is arranged in a protrusion 211 compared with the position corresponding to the elastic tongue plate 42, the two first fixing portions 401 of the elastic supporting device 4 are supported on the protrusion 211, and the elastic tongue plate is arranged in a suspended manner relative to the bottom wall 21 of the outer pot 2. The position of the bottom wall 21 corresponding to the first fixing portion 401 of the elastic supporting device 4 is a protrusion 211, which is arranged in comparison with the position corresponding to the elastic tongue plate 42, specifically, the position corresponding to the elastic tongue plate 42 is a plane of the bottom wall 21, and the position corresponding to the first fixing portion 401 is a convex bag protruding toward the heating plate 3; or the position corresponding to the first fixing portion 401 is a plane where the bottom wall 21 is located, and the position corresponding to the elastic tongue plate 42 is a groove recessed away from the heating plate 3; the convex hull and the groove can be arranged at the same time. In summary, the bottom wall 21 of the outer pan 2 is configured such that the resilient support means 4 when secured thereto assumes a condition in which both ends are supported and the middle is suspended. In this embodiment, the protrusion 211 is provided with a screw hole, and the first screw 51 passes through the screw hole and the first fixing portion 401 and then is locked on the nut, so as to lock and fix the elastic supporting device 4 and the outer pot 2.

As shown in fig. 3 and fig. 4, the bottom of the heating plate 3 is integrally formed with a connecting column 31 having a threaded hole 310 therein. In one embodiment, the heating plate 3 is an aluminum casting, and the connecting column 31 is formed by injection molding. The outer diameter of the connecting column 31 is larger than the diameter of the through hole of the second fixing portion 402, so that the connecting column 31 does not pass through the second fixing portion 402 as a through hole when supported on the elastic tongue plate 42. The diameter of the threaded hole 310 of the connecting column 31 is smaller than the diameter of the through hole of the second fixing portion 402, so that a second screw 52 can be fastened in the threaded hole 310 of the connecting column 31 through the second fixing portion 402 to fasten and fix the elastic tongue plate 42 and the heating plate 3.

In this embodiment, the number of the elastic supporting devices 4 is three, and the elastic supporting devices are uniformly distributed in the space below the heating plate 3 along the circumferential direction. Referring to fig. 1 to 4 again, the elastic supporting device 4 is installed as follows: first, a first screw 51 penetrates through the first fixing part 401 to fix the elastic supporting device 4 on the bottom wall 21 of the outer pot 2, and the installation of the three elastic supporting devices 4 is completed in sequence; then the heating plate 3 is placed on the elastic supporting device 4, and the connecting column 31 on the heating plate 3 is opposite to the second fixing part 402 on the elastic tongue plate 42 of the elastic supporting device 4; finally, a second screw 52 is used to penetrate through the second fixing portion 402 from the outside of the bottom wall 21 of the outer pot 2 to the inside so as to fix the elastic tongue plate 42 and the connecting column 31 of the heating plate 3, thereby completing the installation of the heating plate 3, the elastic supporting device 4 and the outer pot 2.

As can be seen from the above description of the specific embodiments, the elastic supporting device 4 for a pressure cooker is a metal plate as a whole, and occupies a small space in the height direction; two ends are fixed on the outer pot, an elastic tongue plate 42 is arranged in the middle between the two ends, and the heating plate 3 pushes the elastic tongue plate 42 to deform so as to provide elastic force, so that the elastic deformation capacity is better; the elastic tongue plate 42 is connected to the side end where the two first fixing portions 401 are not arranged, so that the force of the elastic tongue plate 42 pulling the substrate portion 41 during elastic deformation is not biased to any first fixing portion, the overall stress of the elastic supporting device 4 is balanced, and the pressure control is more accurate. The pressure cooker provided by the present application, including the above elastic support device 4, has the above beneficial effects.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (10)

1. An elastic supporting device for a pressure cooker is fixed between a heating plate and an outer cooker of the pressure cooker and is supported below the heating plate, and the elastic supporting device is a metal plate and comprises a base plate part, wherein the base plate part is provided with a first end and a second end which are opposite, two side ends which are located between the first end and the second end and are opposite, two first fixing parts used for fixing the elastic supporting device on the outer cooker are arranged at positions, close to the first end and the second end, of the base plate part, an elastic tongue plate is arranged on the base plate part and between the two first fixing parts, the elastic tongue plate is connected to one of the two side ends and extends towards the other side end, and a second fixing part connected with the heating plate is arranged on the elastic tongue plate.

2. The elastic supporting device for pressure cooker as claimed in claim 1, wherein said base plate portion is formed with a U-shaped slot opening toward one of said two side ends, and the portion of said base plate portion in said U-shaped slot forms said elastic tongue portion.

3. The resilient support means for a pressure cooker as claimed in claim 1, wherein said base plate portion is rectangular, said first and second ends are two broad sides of the rectangle, and said two side ends are two long sides of the rectangle.

4. The resilient support means for a pressure cooker as claimed in claim 3, wherein said two side ends are further provided with upwardly extending side plates.

5. The elastic support device for pressure cookers of claim 1, wherein said first and second fixing portions are through holes.

6. The elastic supporting device for pressure cooker as claimed in claim 5, wherein the three through holes formed by the two first fixing portions and the second fixing portion are located on the same straight line.

7. A pressure cooker, characterized in that, it comprises an inner cooker, a heating plate, an outer cooker and the elastic supporting device for pressure cooker as claimed in any one of claims 1 to 6.

8. The pressure cooker of claim 7, wherein the bottom wall of said outer cooker is provided with protrusions corresponding to the positions of said first fixing portions, and two first fixing portions of said elastic supporting means are supported on the protrusions, and said elastic tongue plate is suspended from the bottom wall of said outer cooker.

9. The pressure cooker of claim 8, wherein the protrusion has a screw hole, and the first screw passes through the screw hole and the first fixing portion to tightly fix the elastic support device to the outer cooker.

10. The pressure cooker as claimed in claim 8, wherein the bottom of the heat plate is integrally formed with a connecting column having a threaded hole therein, the connecting column has an outer diameter larger than the diameter of the through hole of the second fixing portion, the threaded hole has a diameter smaller than the diameter of the through hole of the second fixing portion, and a second screw passes through the second fixing portion and is locked in the threaded hole of the connecting column to lock and fix the elastic tongue plate to the heat plate.

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