CN206102365U - Panel beating riveted structure, thermal -insulated circle and cooking utensil - Google Patents

Abstract

The utility model discloses a panel beating riveted structure, thermal -insulated circle and cooking utensil, wherein, the panel beating riveted structure includes a riveting portion and the 2nd riveting portion, a riveting portion is equipped with first elbow, the 2nd riveting portion is equipped with the second elbow with this first elbow interlocking, at least one is equipped with and punches a hole in second elbow and the first elbow, and at least one is equipped with and stretches into in first elbow and the second elbow tenon in punching a hole. The utility model discloses technical scheme improved along composition surface each side to the atress, the panel beating riveted structure composition surface atress of solving current nos rivet formula is not good, receives the easy problem of becoming flexible that the produces exogenic action under, prolongs product life.

Description

Panel beating riveted structure, insulating collar and cooking apparatus

Technical field

This utility model is related to living electric apparatus field, more particularly to a kind of panel beating riveted structure, insulating collar and cooking apparatus.

Background technology

Panel beating riveted structure without rivet type does not use other raw materials and consumptive material in whole riveting process, cost it is relatively low and Process is simple, therefore it is widely used in household electrical appliances manufacturing.In the existing riveted structure without rivet type, wherein have one kind be Interlocking elbow is set on two caulking parts, and then directly crimping two elbows connects two caulking parts.Current some household electrical appliance are (for example Electric cooker etc.) just adopt this panel beating riveted structure without rivet type.Due to being directly to press at the interlocking elbow of two caulking parts Riveting, the frictional force between two caulking parts by two interlocking elbow composition planes keeps connection, and this attachment structure is by outer masterpiece Used time easily produces loosening, therefore connects not enough firmly, causes life of product shorter.

Utility model content

Main purpose of the present utility model is the panel beating riveted structure for providing a kind of cooking apparatus, it is intended to solve existing nothing The panel beating riveted structure composition surface stress of rivet type is not good, by the lower problem for easily producing loosening of external force effect.

To achieve these goals, the utility model proposes a kind of panel beating riveted structure, including the first caulking part and second Caulking part, first caulking part is provided with the first elbow, and second caulking part is provided with curved with the second of the first elbow interlocking Head, it is characterised in that at least one is provided with punching in second elbow and the first elbow, in the first elbow and the second elbow extremely Few one is provided with the tenon that can be stretched in the punching.

Preferably, the tenon is located at the free end of first elbow or the second elbow, and the punching is arranged at place On the side wall of elbow.

Preferably, the distance at the center of the tenon to its place elbow diapire is equal to the center of the punching to its place The distance of elbow free end.

Preferably, at the opening of first elbow or the second elbow, the direction along the closure opening is provided with folding part.

Preferably, the height of the folding part is more than or equal to the height of the first elbow or the second elbow and the thickness of sheet metal component Sum.

Preferably, the height of the tenon is less than or equal to first caulking part or the thickness of second caulking part.

Preferably, the tenon and the punching is all provided with being set to multiple.

This utility model also proposes a kind of insulating collar, including the panel beating riveting knot as any one of claim 1 to 7 Structure, first caulking part is located at one end of the insulating collar, and second caulking part is located at the other end of the insulating collar.

This utility model also proposes a kind of cooking apparatus, including insulating collar as described in claim 8, the insulating collar Between heating dish and shell.

Preferably, the cooking apparatus is electric cooker.

This utility model is interlocked by being provided with U-shaped elbow in the caulking part end of panel beating riveted structure two, wherein one is curved Head extends a tenon along its end, and the tenon is stretched into and is located in the punching of another caulking part elbow, in the lump by riveting machine punching press Riveting.Improve along composition surface all directions stress, the existing panel beating riveted structure composition surface stress without rivet type of solution is not good, receives External force effect is lower easily to produce the problem for loosening, and extends life of product.

Description of the drawings

In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work Under, other accompanying drawings can be obtained with the structure according to these accompanying drawings.

Fig. 1 is panel beating riveted structure cooperation schematic diagram in the embodiment of this utility model one；

Fig. 2 is panel beating riveted structure cooperation schematic diagram in the embodiment of this utility model one；

Fig. 3 is panel beating riveted structure cooperation schematic diagram in the preferred embodiment of this utility model one；

Fig. 4 is panel beating riveted structure cooperation schematic diagram in the embodiment of this utility model one；

Fig. 5 is a caulking part schematic diagram in the embodiment of this utility model one；

Fig. 6 is that panel beating riveted structure coordinates partial enlarged drawing in the embodiment of this utility model one；

Fig. 7 is a caulking part schematic diagram in the preferred embodiment of this utility model one；

Fig. 8 is the structural representation of insulating collar in the embodiment of this utility model one；

Fig. 9 is cooking apparatus structure decomposition figure in the embodiment of this utility model one.

Drawing reference numeral explanation：

Label	Title	Label	Title	Label	Title
						10	First caulking part	50	Folding part	80	Electromagnetic coil disk
20	Second caulking part	11	First elbow	90	Insulating collar
						30	Punching	21	Second elbow
40	Tenon	70	Jacket

The realization of this utility model purpose, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belongs to the scope of this utility model protection.

If it is to be appreciated that relate in this utility model embodiment directivity indicate (such as upper and lower, left and right, it is front, Afterwards ...), then directionality indicates to be only used for explaining relative between each part under a certain particular pose (as shown in drawings) Position relationship, active situation etc., if the particular pose changes, directionality indicates also correspondingly to change therewith.

If in addition, relate to the description of " first ", " second " etc. in this utility model embodiment, should " first ", " the Two " description etc. is only used for describing purpose, and it is not intended that indicating or implying its relative importance or implicit indicate indication The quantity of the technical characteristic for showing.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, when the combination appearance of technical scheme is conflicting or cannot realize it will be understood that this technical side The combination of case is not present, also not within the protection domain that this utility model is required.

Panel beating riveted structure is reliable due to connection, low cost of manufacture, and production efficiency is high.Cooking apparatus is by all kinds of panel beatings Riveted structure realizes the connection between part.The life-span of part or even product is often depending on the life-span of the connection sheet metal component, metal plate The bonding strength of golden connector, not only affects the connection reliability between part, more can directly decide the quality of product and make Use the life-span.

This utility model provides a kind of panel beating riveted structure, and with reference to shown in Fig. 1, it includes the first caulking part 10 and the second riveting Socket part 20, first caulking part 10 is provided with the first elbow 11, and second caulking part 20 is provided with and is interlocked with first elbow 11 The second elbow 21.At least one is provided with punching 30 in the second elbow 21 and the first elbow 11, and the first elbow 11 and second is curved At least one is provided with the tenon 40 that can be stretched in the punching 30 in 21.

In this utility model embodiment, the first elbow 11 and the U-shaped setting of the second elbow 21, interlocking is referred to two elbows pair Put and snap together.The stiction produced in view of crimping only according to two elbow composition surfaces is insufficiently resistant to the violent of horizontal direction Strong impact, in this utility model embodiment, mortise matching mechanism is arranged to improve the connection of riveting sheet metal structural in elbow Intensity.

Specifically, with reference to shown in Fig. 2 to Fig. 4, the tenon 40 may be provided at any position of elbow, for example：By panel beating Punching etc. is integrally formed mode and is arranged on free end, can be fixed on the elbow by welding manner again.In the present embodiment, should Tenon 40 is located towards the body bending of the first caulking part 10, can also be arranged towards the body of the second caulking part 20 folding It is curved.Correspondingly, the punching 30 is arranged on the U-shaped elbow, the court of the position of punching 30 according to corresponding caulking part upper convex tenon 40 To U-shaped two arm is arranged at, one of ordinary skill in the art on this basis, creative work is not paid phase just can be obtained Close deformation, is not described further herein.

On this basis, to the case of the further deformation of the present embodiment for example：It is equal in the first elbow 11 and the second elbow 21 The punching 30 and the tenon 40 are provided with, and the equal para-position of tenon 40 is stretched in the punching 30, to reach above-mentioned purpose and strengthen Using effect, in those skilled in the art by this utility model embodiment and accompanying drawing, easily by punching 30 and tenon 40 Simple position is converted or quantity superposition, so as to the technical scheme derived may cause above-mentioned stiffening effect, here not to be gone to live in the household of one's in-laws on getting married State.

After punch process, tenon 40 is deformed and at a fully engaged with the punching 30, and the engagement prevents panel beating Riveted structure moving in horizontal all directions, so as to perfect panel beating riveted structure is along composition surface all directions stress, by external force Do not allow to be also easy to produce loosening under effect, extend product service life.

It is to reduce manufacturing procedure in actual production manufacture process, reduces production cost, and further improves the reliability of connection Property, the tenon 40 in one embodiment, is arranged at the first elbow 11 or the second elbow by tenon 40 and sheet metal component integrated punching molding 21 free end, by the punching 30 be arranged at the elbow (11, on side wall 21).The tenon 40 is located at the free end energy of elbow It was punched out coming in the lump with material is cut with sheet metal component before elbow bending and molding, and bending was first carried out before elbow bending, reduces Follow-up welding processing operation, and the intensity of tenon 40 is further improved, so as to improve the reliability of connection.

Workpiece is put into before riveting machine riveting, need to carry out pre-assembled.And during preassembled, improve the positioning between workpiece Ability undoubtedly improves production efficiency.In one embodiment, the center of the tenon 40 to its place elbow (11,21) diapire away from From the center being arranged on equal to the punching 30, to its place elbow, (11, the 21) distance of free end, equidistant assembling has played mortise Predetermined capability of the structure during pre-assembled simultaneously, is further accurately positioned with reference to the position relationship between workpiece, improves Production efficiency.

The elbow of panel beating riveted structure is connected on the body of place sheet metal component, now, two riveting in panel beating riveted structure Portion's body is not in the same side, it is impossible to obtain good contact when coordinating with remaining structure member.As shown in figure 5, another embodiment In, the elbow 21 of the first elbow 11 or second and forms folding part 50 along the direction bending again for closing the opening.Through another After secondary bending, the body of two caulking parts is in caulking part the same side, causes between the panel beating riveted structure and remaining structure member Good contact is obtained during cooperation.

Panel beating riveted structure when coordinating with remaining structure member, in the hope of obtaining better contact.One preferred embodiment In, the height of folding part 50 more than or equal to the first elbow 11 or the second elbow 21 height and caulking part (10, thickness 20) it With.Implement the height setting before stamping riveting, make to be on same smooth surface after two caulking part body rivet deformations, in prepackage When workpiece after the completion of matching somebody with somebody puts punching press die cavity into, the preset height high setting such as substantially is that metal stamping overflows and preset clearance, folding The height in folded portion 50 more than elbow (11, height 21) and caulking part (10, thickness sum 20) preferably obtains smooth surface, So as to obtain better contact when coordinating with remaining structure member.

Interference is produced when preventing pre-assembled causes assembling difficult, and produces after prevention punching 30 and the rivet deformation of tenon 40 Bulge affects product appearance, as shown in fig. 6, in another embodiment, the height of projection of the tenon 40 is arranged on less than described The thickness of the first caulking part 10 or second caulking part 20.Interference is produced when preventing pre-assembled because of the excessive height of tenon 40 to lead Cause assembling difficult, because tenon 40 produces bulge in short transverse beyond the depth of the punching 30 after rivet deformation, prevent work Outward appearance failure after part punching press.

Consider the bonding strength of sheet metal component after riveting is made further to be lifted, prevent from releasing, with reference to shown in Fig. 7, one is preferred In embodiment, tenon 40 is arranged to multiple with punching 30, it is multiple can be provided with irregular position it is multiple, it is also possible to Elbow (11,21) on identical free end edge arrange, it is considered on the premise of material is not increased, to sheet metal component after riveting Bonding strength is made further to be lifted, it is preferable that elbow (11,21) on identical free end edge mirror alignment arrange multiple convex Tenon 40, in elbow, (11, mirror alignment is provided with multiple punchings 30 on side wall 21), and the tenon 40 is cut with punching 30 in identical The lower punching of material, forms multiple mortises and coordinates on the premise of not increasing material, the connection for further lifting sheet metal structural after riveting is strong Degree.

This utility model also provides a kind of insulating collar, and insulating collar is typically surround using strip sheet metal member head and the tail and enclosed One ring-type, the sheet metal member head and the tail connected mode can have various, be cost-effective, and the riveting method without rivet is exactly wherein one Kind.With reference to shown in Fig. 8, including aforementioned panel beating riveted structure, first caulking part 10 is located at one end of the insulating collar, described Second caulking part 20 is located at the other end of the insulating collar.By taking the panel beating riveted structure, insulating collar is effectively strengthened first Tail bonding strength.

This utility model also provides a kind of cooking apparatus, and cooking apparatus needs the high ring-type heat insulating member of bonding strength, carries The life-span of cooking apparatus is effectively extended for the heat insulating member of good connection intensity, with reference to shown in Fig. 9, the cooking apparatus includes front The insulating collar 90 stated, insulating collar 90 is located between heating dish 80 and shell 70, is played obstruct heating dish heat and is conducted to shell Effect, by the insulating collar 90 using the panel beating riveted structure, extends the life-span of cooking apparatus.In one preferred embodiment, cook Utensil of preparing food is electric cooker.

Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, It is every utility model of the present utility model design under, the equivalent structure made using this utility model description and accompanying drawing content Conversion, or directly/be used in other related technical fields indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

1. a kind of panel beating riveted structure, including the first caulking part and the second caulking part, first caulking part is provided with the first elbow, Second caulking part is provided with the second elbow with first elbow interlocking, it is characterised in that second elbow and first curved At least one is provided with punching in head, and at least one is provided with the tenon that can be stretched in the punching in the first elbow and the second elbow.

2. panel beating riveted structure as claimed in claim 1, it is characterised in that the tenon is located at first elbow or second The free end of elbow, the punching is arranged on the side wall of place elbow.

3. panel beating riveted structure as claimed in claim 1, it is characterised in that the center of the tenon is to its place elbow diapire Distance be equal to the punching center to its place elbow free end distance.

4. panel beating riveted structure as claimed in claim 1, it is characterised in that the opening of first elbow or the second elbow Place, the direction along the closure opening is provided with folding part.

5. panel beating riveted structure as claimed in claim 4, it is characterised in that the height of the folding part is curved more than or equal to first The height of head or the second elbow and the thickness sum of caulking part.

6. the panel beating riveted structure as any one of claim 1 to 5, it is characterised in that the height of the tenon is less than Or equal to first caulking part or the thickness of second caulking part.

7. panel beating riveted structure as claimed in claim 6, it is characterised in that the tenon and the punching are all provided with being set to many It is individual.

8. a kind of insulating collar, it is characterised in that include the panel beating riveted structure as any one of claim 1 to 7, it is described First caulking part is located at one end of the insulating collar, and second caulking part is located at the other end of the insulating collar.

9. a kind of cooking apparatus, it is characterised in that including insulating collar as described in claim 8, the insulating collar be located at plus Between hot plate and shell.

10. cooking apparatus as claimed in claim 9, it is characterised in that the cooking apparatus is electric cooker.