Cooking pot, cooking appliance and method for manufacturing a cooking pot

Abstract

The application discloses an inner pot, a cooking utensil and a method for manufacturing the inner pot. The main body of the inner pot is a revolution geometry with an upper opening and an inner cavity formed by a pot wall around a central axis, the pot wall comprises a bottom wall and a side wall connected with the bottom wall, the upper part of the side wall is a pot mouth part constituting the upper opening, a support ring with openings in the circumferential direction is arranged on the outer circumferential side of the pot mouth part, a wrapping layer is arranged on the outer side of the support ring, and the support ring is wrapped by the wrapping layer and connected to the pot mouth part. The inner pot according to the application can increase the strength and stability of the pot mouth part, make the inner pot more firm and reliable, and the scheme can make the operation of wrapping the wrapping layer to the pot mouth part more convenient by arranging openings on the support ring.

Claims

1. An inner pot, characterized in that, The main body of the inner pot (100) is a rotary geometric body with an upper opening and an inner cavity formed by the pot wall around a central axis. The pot wall includes a bottom wall (110) and a side wall (120) connected to the bottom wall. The upper part of the side wall is a pot opening (130) surrounding the upper opening. A support ring (132) with a circumferential opening (132a) is provided on the outer periphery of the pot opening. A wrapping layer (133) is provided on the outside of the support ring. The wrapping layer (133) is constructed as a closed ring structure. The support ring is wrapped by the wrapping layer and connected to the pot opening, so that the support ring is closed on the outside of the pot opening. The thickness of the support ring (132) is greater than the thickness of the wrapping layer (133). The pot opening (130) includes a first wall (131) formed by the upper part of the side wall (120), a support ring (132) arranged around the first wall (131), and a wrapping layer (133) around the support ring. The first wall (131) has a thickened portion (131a) that protrudes outward in the radial direction of the inner pot relative to the other parts of the side wall (120).

2. The inner pot according to claim 1, characterized in that, The wrapping layer (133) includes a wrapping body (133a), a first end wall (133b) disposed at the upper end of the wrapping body (133a), and a second end wall (133c) disposed at the lower end of the wrapping body (133a). The first end wall (133b) and the second end wall (133c) extend inward along the radial direction of the wrapping layer (133). The first end wall (133b) at least covers the upper edge of the support ring (132), and the second end wall (133c) at least covers the lower edge of the support ring (132).

3. The inner pot according to any one of claims 1-2, characterized in that, The opening angle of the support ring (132) is 5 to 10 degrees.

4. The inner pot according to any one of claims 1-2, characterized in that, The support ring (132) is an iron ring structure or a copper ring structure.

5. The inner pot according to any one of claims 1-2, characterized in that, The wrapping layer (133) is a stainless steel ring.

6. The inner pot according to claim 2, characterized in that, The extension length of the first end wall is greater than the extension length of the second end wall. The first end wall covers the upper edge of the support ring and the first wall, and the second end wall covers the lower edge of the support ring and the thickened portion.

7. The inner pot according to claim 2, characterized in that, The pot opening also includes a flange structure (234) extending outward from the top of the first wall along the radial direction of the inner pot.

8. The inner pot according to claim 7, characterized in that, The extension length of the first end wall is equal to the extension length of the second end wall. The first end wall covers the upper edge of the support ring, and the second end wall covers the lower edge of the support ring. The support ring and the wrapping layer abut against the flange structure below the flange structure.

9. The inner pot according to claim 8, characterized in that, The extension lengths of the first end wall and the second end wall are equal to the extension lengths of the flange structure.

10. The inner pot according to claim 7, characterized in that, The lower edge of the thickened portion is inclined relative to the sidewall.

11. The inner pot according to any one of claims 1-2, characterized in that, The thickness of the support ring is 1~6mm, and / or the thickness of the wrapping layer is 0.2~1.5mm.

12. A cooking utensil, characterized in that, include: A pot body, wherein an inner pot is provided in the pot body as described in any one of claims 1-11; as well as The lid is detachably mounted on the pot body and forms a cooking space between the lid and the inner pot.

13. A method for manufacturing an inner pot as described in any one of claims 1-11, characterized in that, The method includes: The main body that forms the inner pot; A ring-shaped support ring is formed, such that the support ring has an opening in the circumferential direction; A closed, annular wrapping layer is formed, such that the thickness of the wrapping layer is less than the thickness of the support ring, and such that the wrapping layer includes a wrapping body and a first end wall disposed at the upper end of the wrapping body and a second end wall disposed at the lower end of the wrapping body, wherein the first end wall and the second end wall extend inward along the radial direction of the wrapping layer; Wrap the support ring within the wrapping layer; and The wrapping layer containing the support ring is assembled to the pot opening so that the support ring is closed on the outside of the pot opening, the pot opening including a first wall formed by the upper part of the side wall, the first wall (131) having a thickened portion (131a) that protrudes outward in the radial direction of the inner pot relative to the other part of the side wall (120).

14. The method according to claim 13, characterized in that, The formation of the closed, annular encapsulation layer includes: The upper end of the wrapping layer is folded over to form the first end wall, such that the first end wall extends substantially perpendicularly to the wrapping body; and The lower end of the wrapping layer is folded over to form the second end wall, such that the second end wall extends at an angle to the wrapping body, the angle being less than 90 degrees.

15. The method according to claim 14, characterized in that, The step of assembling the wrapping layer containing the support ring to the pot opening includes: The covering layer containing the support ring is fitted to the first wall radially outward, such that the first end wall covers the support ring and the upper edge of the first wall; and The second end wall is folded into an extension that is substantially perpendicular to the main body of the package, such that the second end wall covers the lower edge of the support ring and the thickened portion.

16. The method according to claim 13, characterized in that, The pot opening also includes a flange structure that extends outward from the top of the first wall along the radial direction of the inner pot.

17. The method according to claim 16, characterized in that, The ring-shaped encapsulation layer includes: The upper end of the wrapping layer is folded over to form the first end wall, such that the first end wall extends substantially perpendicularly to the wrapping body; and The lower end of the wrapping layer is folded over to form the second end wall, such that the second end wall extends approximately perpendicular to the wrapping body.

18. The method according to claim 17, characterized in that, The step of assembling the wrapping layer containing the support ring to the pot opening includes: The wrapping layer containing the support ring is assembled to the first wall from below, such that the wrapping layer abuts against the flange structure from below.

19. The method according to claim 13, characterized in that, The ring-shaped support ring includes: The substrate to be formed into the support ring is rolled into a circle, and after rolling, openings are left at both ends of the circle.

20. The method according to claim 13, characterized in that, The formation of the closed, annular encapsulation layer includes: The substrate to be formed into the coating layer is rolled into a circle, and then the two ends of the circle are welded together.

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