CN106724734B - Cooking utensil and riveting assembly method for preventing undesirable deformation of riveting piece - Google Patents
Cooking utensil and riveting assembly method for preventing undesirable deformation of riveting piece Download PDFInfo
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- CN106724734B CN106724734B CN201510809649.2A CN201510809649A CN106724734B CN 106724734 B CN106724734 B CN 106724734B CN 201510809649 A CN201510809649 A CN 201510809649A CN 106724734 B CN106724734 B CN 106724734B
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- hole
- positioning step
- step part
- riveting
- base body
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000010411 cooking Methods 0.000 title abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000004080 punching Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 description 11
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention provides a cooking utensil and a riveting assembly method for preventing undesirable deformation of a riveting piece, wherein the cooking utensil comprises: a pot body; the pot cover is arranged on the pot body and comprises a mounting through hole; the opening stop device comprises a base body arranged in the installation through hole and provided with a central through hole and a valve rod arranged in the central through hole of the base body, wherein the base body is provided with a circumferential outer wall and a positioning step part arranged at the lower end of the circumferential outer wall, after the base body passes through the installation through hole from bottom to top, an inner matching part and an outer flanging structure are formed by downwards punching on the circumferential outer wall of the base body above the positioning step part, the outer side surface of the inner matching part is a vertical surface formed by punching, and the outer flanging structure and the positioning step part are used together to fix the base body on the pot cover. The technical scheme of the invention solves the problem that the opening-stopping device of the cooking utensil is large in deformation during installation and fixation and cannot guarantee the positioning precision of the opening-stopping device base body.
Description
Technical Field
The invention relates to the technical field of small household appliances, in particular to a cooking utensil and a riveting assembly method for preventing undesirable deformation of a riveting piece.
Background
For safe operation of the pressure cooking appliance, when the interior of the pressure cooking appliance is above 4KPa, the pressure cooking appliance cannot be opened, which requires a cover opening stop device mounted on the pressure cooking appliance. The prior art opening stop devices are typically secured to the pot cover by means of rivets.
However, the riveting in the prior art can deform the seat body of the opening stop device, so that the height of the seat body of the opening stop device cannot be ensured.
Disclosure of Invention
The invention mainly aims to provide a cooking utensil and a riveting assembly method for preventing bad deformation of a riveting piece, so as to solve the problem that a positioning precision of a base of a opening-stopping device cannot be guaranteed due to large deformation of the opening-stopping device of the cooking utensil in the prior art when the opening-stopping device is installed and fixed.
In order to achieve the above object, according to one aspect of the present invention, there is provided a cooking appliance including: the pot body is used for containing food to be cooked; the pot cover is arranged on the pot body and comprises a mounting through hole; the opening stopping device comprises a seat body arranged in the installation through hole and provided with a central through hole, and a valve rod arranged in the central through hole of the seat body, when pressure exists in the pot body, the valve rod is pushed to the top end position, so that the pot cover can be prevented from rotating, the seat body is provided with a circumferential outer wall and a positioning step part arranged at the lower end of the circumferential outer wall, after the seat body passes through the installation through hole from bottom to top, an inner matching part and an outer flanging structure are formed by downwards punching on the circumferential outer wall of the seat body above the positioning step part, the outer side face of the inner matching part is a vertical face formed by punching, and the outer flanging structure and the positioning step part are used together to fix the seat body on the pot cover.
Further, the circumferential inner side of the outward flange structure has a cutout.
Further, the seat body further comprises a fixed step part, the fixed step part is located above the positioning step part, and the fixed step part is punched to form an outward flanging structure.
Further, a sealing structure is arranged between the positioning step part and the pot cover.
Further, a groove for accommodating the sealing structure is provided on the positioning step portion.
Further, the sealing structure is a sealing ring, and the groove is an annular groove for accommodating the sealing ring.
Further, the cooking appliance is a pressure cooker.
According to another aspect of the present invention, there is provided a caulking fitting method for preventing undesired deformation of a caulking member, comprising the steps of:
providing a mounting plate with a mounting through hole;
providing a riveting piece for being installed in the installation through hole, wherein the riveting piece is provided with a column body and a positioning step part arranged at one end of the column body;
inserting the riveting piece into the mounting through hole from the lower side of the mounting plate, enabling the column body to penetrate through the mounting through hole and exceed the upper surface of the mounting plate, and enabling the positioning step part to be abutted to the lower surface of the mounting plate;
the outer side of the cylinder is punched downwards to form an inner matching part and an outer flanging structure, the outer side surface of the inner matching part is a vertical surface formed by punching, and the outer flanging structure and the positioning step part fix the riveting piece on the mounting plate.
Further, the cylinder is die cut by a pointed riveting die to form a flanging structure.
Further, the riveting piece further comprises a fixed step part, the fixed step part is located above the positioning step part, and the fixed step part is punched to form a flanging structure.
By applying the technical scheme of the invention, the seat body is arranged in the mounting through hole in a penetrating way from bottom to top, the positioning step part is used for positioning the seat body in the pot cover, and then the circumferential outer wall of the seat body above the positioning step part is punched and extruded outwards to form the flanging structure. The outward flanging structure and the positioning step part fix the seat body on the pot cover together. The flanging structure is formed by punching locally, so that the integral pressure deformation of the seat body is avoided, and the deformation of the seat body is avoided. The technical scheme of the invention effectively solves the problem that the opening-stopping device of the cooking utensil in the prior art is large in deformation during installation and fixation and cannot guarantee the positioning precision of the opening-stopping device base body.
Drawings
The accompanying drawings, which 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. In the drawings:
fig. 1 shows a schematic view of a partial assembly of an embodiment of a cooking appliance according to the present invention; and
fig. 2 shows an enlarged schematic view at a of the cooking appliance of fig. 1.
Wherein the above figures include the following reference numerals:
10. a pot cover; 20. a base; 21. positioning the step part; 22. fixing the step part; 30. and (5) a sealing structure.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, the cooking appliance of the present embodiment includes: the pot body, the pot cover 10 and the opening stopping device. The pot body is used for containing food to be cooked. The pot cover 10 is arranged on the pot body, and the pot cover 10 comprises a mounting through hole. The opening stop device comprises a base 20 arranged in the installation through hole and provided with a central through hole, and a valve rod arranged in the central through hole of the base 20, when pressure exists in the pot body, the valve rod is pushed to the top end position, so that the pot cover 10 can be prevented from rotating, the base 20 is provided with a circumference Xiang Waibi and a positioning step part arranged at the lower end of the circumferential outer wall, after the base 20 passes through the installation through hole from bottom to top, the circumferential outer wall of the base 20 above the positioning step part is punched, and is extruded outwards to form an outward flanging structure, and the base 20 is fixed on the pot cover 10 through the coaction of the outward flanging structure and the positioning step part.
By applying the technical scheme of the embodiment, the seat body 20 is arranged in the mounting through hole in a penetrating manner from bottom to top, the positioning step part is used for positioning the seat body 20 in the pot cover 10, and then the circumferential outer wall of the seat body 20 above the positioning step part is punched and extruded outwards to form an outward flanging structure. The burring structure and the positioning step portion fix the seat body 20 to the lid 10 together. The burring structure is formed by punching locally, so that the entire pressure deformation of the seat body 20 is not formed, and the above structure does not cause the deformation of the seat body 20. The technical scheme of the embodiment effectively solves the problem that the opening-stopping device of the cooking utensil in the prior art is large in deformation during installation and fixation and cannot guarantee the positioning precision of the opening-stopping device base body.
As shown in fig. 2, in the technical solution of the present embodiment, the circumferential inner side of the burring structure has a cutout, and the cut outer side surface of the remaining portion of the circumferential outer wall extends vertically downward. The structure is compact and easy to operate.
As shown in fig. 2, in the technical solution of the present embodiment, the seat body 20 further includes a fixing step portion 22, the fixing step portion 22 is located above the positioning step portion 21, and the fixing step portion 22 is punched to form a flanging structure. Specifically, the seat body 20 passes through the mounting through hole of the mounting plate from bottom to top, the positioning step part 21 is clung to the lower surface of the mounting plate, and the flanging structure formed by the fixing step part 22 compresses the upper surface of the mounting plate, so that the seat body 20 is fixed on the mounting plate. The structure is compact and easy to realize.
As shown in fig. 2, in the technical solution of the present embodiment, a sealing structure 30 is provided between the positioning step portion 21 and the lid 10. The structure prevents food in the pot body from leaking into the pot cover to damage the components of the pot cover.
As shown in fig. 2, in the technical solution of the present embodiment, a groove for accommodating the seal structure 30 is provided on the positioning step portion 21. The structure can form better positioning for the sealing component.
As shown in fig. 1 and 2, in the technical solution of the present embodiment, the sealing structure 30 is a sealing ring, and the groove is an annular groove for accommodating the sealing ring. The structure is easy to set and saves cost. Specifically, the cooking appliance in the technical scheme of the embodiment is a pressure cooker.
The present application also provides a caulking assembly method for preventing an undesired deformation of a caulking member, and an embodiment of the caulking assembly method for preventing an undesired deformation of a caulking member according to the present application includes the steps of:
providing a mounting plate with a mounting through hole;
providing a riveting piece for being installed in the installation through hole, wherein the riveting piece is provided with a column body and a positioning step part arranged at one end of the column body;
inserting the riveting piece into the mounting through hole from the lower side of the mounting plate, enabling the column body to penetrate through the mounting through hole and exceed the upper surface of the mounting plate, and enabling the positioning step part to be abutted to the lower surface of the mounting plate;
the outer side of the cylinder is punched downwards to form an inner matching part and an outer flanging structure, the outer side surface of the inner matching part is a vertical surface formed by punching, and the outer flanging structure and the positioning step part fix the riveting piece on the mounting plate.
In the technical scheme of the embodiment, a mounting plate with a mounting through hole is mounted in the pot cover 10, a riveting piece is mounted from bottom to top, a column body on a positioning step portion penetrates through the mounting through hole and exceeds the mounting plate, and the positioning step portion is abutted to the lower surface of the mounting plate. The outer side of the cylinder is punched downwards to form an inner matching part and a flanging structure, and the flanging structure and the positioning step part fix the riveting piece on the mounting plate. Specifically, the riveting piece further comprises a fixed step part, wherein the fixed step part is positioned above the positioning step part, and the fixed step part is punched to form a flanging structure. The arrangement of the fixed step part makes punching of the flanging structure easier, and the deformation influence of the riveting piece is smaller.
In the technical solution of the present embodiment, the flanging structure is formed by punching a cylinder through a pointed riveting die (not shown in the figure). This minimizes deformation of the rivet without affecting the installation of the components.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
1. A caulking assembly method for preventing undesired deformation of a caulking member, comprising the steps of:
providing a mounting plate with a mounting through hole;
providing a riveting piece which is used for being installed in the installation through hole, wherein the riveting piece is provided with a column body and a positioning step part which is arranged at one end of the column body;
inserting the riveting piece into the mounting through hole from the lower side of the mounting plate, enabling the column body to penetrate through the mounting through hole and exceed the upper surface of the mounting plate, and enabling the positioning step part to be abutted against the lower surface of the mounting plate;
the outer side of the cylinder is punched downwards to form an inner matching part and an outer flanging structure, the outer side of the inner matching part is a vertical surface formed by punching, the outer flanging structure and the positioning step part fix the riveting piece on the mounting plate, and the circumferential inner side of the outer flanging structure is provided with a notch.
2. The method of assembly of claim 1, wherein the flanging structure is formed by die-cutting the cylinder through a pointed riveting die.
3. The assembly method according to claim 2, wherein the rivet further comprises a fixed step (22), the fixed step (22) being located above the positioning step (21), the fixed step (22) being die cut to form the flanging structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809649.2A CN106724734B (en) | 2015-11-20 | 2015-11-20 | Cooking utensil and riveting assembly method for preventing undesirable deformation of riveting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510809649.2A CN106724734B (en) | 2015-11-20 | 2015-11-20 | Cooking utensil and riveting assembly method for preventing undesirable deformation of riveting piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106724734A CN106724734A (en) | 2017-05-31 |
| CN106724734B true CN106724734B (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510809649.2A Active CN106724734B (en) | 2015-11-20 | 2015-11-20 | Cooking utensil and riveting assembly method for preventing undesirable deformation of riveting piece |
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| Country | Link |
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| CN (1) | CN106724734B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204909046U (en) * | 2015-08-24 | 2015-12-30 | 杭州利富豪机电设备有限公司 | Adopt riveted structure to connect and end electric pressure cooker pot cover of opening disk seat |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2282385Y (en) * | 1996-12-24 | 1998-05-27 | 广州兴福金属制品有限公司 | Float-type linkage safety device for pressure pot |
| CN2424716Y (en) * | 2000-06-16 | 2001-03-28 | 胡国定 | Full-automatic self-locking valve for pressure cooker |
| CN2572883Y (en) * | 2002-10-08 | 2003-09-17 | 义乌市永达不锈钢制品有限公司 | Open stopping safty valve with elastic valve seat for pressure cooker |
| CN201683708U (en) * | 2010-04-23 | 2010-12-29 | 佛山市顺德区怡达电器制造有限公司 | Structure of visible wrong-operation preventing floater valve of electric pressure cooker |
| CN202891583U (en) * | 2012-09-11 | 2013-04-24 | 九阳股份有限公司 | Electric pressure cooker with falling-off-proof float mat |
| CN204240566U (en) * | 2014-11-21 | 2015-04-01 | 珠海格力电器股份有限公司 | Air conditioning indoor unit wall hanging plate and plank connecting structure |
-
2015
- 2015-11-20 CN CN201510809649.2A patent/CN106724734B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204909046U (en) * | 2015-08-24 | 2015-12-30 | 杭州利富豪机电设备有限公司 | Adopt riveted structure to connect and end electric pressure cooker pot cover of opening disk seat |
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| Publication number | Publication date |
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| CN106724734A (en) | 2017-05-31 |
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