CN210979958U

CN210979958U - Do benefit to fixed upper cover subassembly of panel

Info

Publication number: CN210979958U
Application number: CN201921696477.2U
Authority: CN
Inventors: 朱泽春; 谈嘉伟; 寿东升
Original assignee: Joyoung Co Ltd
Current assignee: Shandong Jiuchuang Home Appliance Co ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-07-10
Anticipated expiration: 2029-10-11

Abstract

The utility model belongs to the technical field of cooking utensil, especially, relate to a do benefit to fixed upper cover subassembly of panel, including panel, upper cover, the gluey groove has been seted up in the positive side week of upper cover, glue the groove and fill the glue solution with the bonding panel, the corresponding gluey groove projection area at the upper cover back is equipped with the bellying, the inboard week or the outside week of bellying are equipped with side week portion, side week portion is sunken for the bellying, the bellying lower surface is first thickness D1 to the thickness of gluing the groove bottom surface, the upper cover is second thickness D2 in the thickness of side week portion position, satisfies D1/D2 ═ 0.9-1.1. The utility model discloses a do benefit to fixed upper cover subassembly of panel, through protruding at the gluey groove back, form the equal thick structure of bellying side week and bellying, guaranteed elasticity to increased the fault-tolerant space that the structure warp, made the panel bond reliable for a long time, difficult messenger's upper cover or panel warp and cracked.

Description

Do benefit to fixed upper cover subassembly of panel

Technical Field

The utility model belongs to the cooking utensil field, concretely relates to do benefit to fixed upper cover subassembly of panel.

Background

In the existing cooking appliances such as induction cookers and induction cookers, a panel for bearing a pot is generally mounted on an upper cover in a bonding manner, and a glue groove is formed around the opening of the upper cover and is filled with glue solution. However, the upper cover is prone to uneven thickness due to the need for a glue groove and the structure for mounting the upper cover in cooperation with the panel. Therefore, after heating, the heating conditions of all parts of the upper cover are different, the deformation is uneven, and the deformation is increased after a long time, so that the bonding point of the panel can be locally dropped, the sealing performance is influenced, or the upper cover is locally cracked.

Therefore, there is a need for structural improvement of the upper cover adhesion panel portion to resist deformation that may occur.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that prior art exists, the utility model provides a do benefit to fixed upper cover subassembly structure of panel, through setting up each concavo-convex region uniform thickness of upper cover, guarantee elasticity to increase the fault-tolerant space of plasticity, in order to solve at least one of above-mentioned technical problem.

The utility model adopts the technical proposal that:

the utility model provides a do benefit to fixed upper cover subassembly of panel, includes panel, upper cover, the gluey groove has been seted up around the side of upper cover front, gluey groove fills the glue solution in order to bond the panel, the corresponding gluey groove projection area at the upper cover back is equipped with the bellying, the inboard week or the outside week of bellying is equipped with the side week portion, the side week portion is sunken for the bellying, the thickness of bellying lower surface to gluey groove bottom surface is first thickness D1, the thickness of upper cover in the side week portion position is second thickness D2, satisfies D1/D2 ═ 0.9-1.1. The projection back of the glue groove is provided with the protruding part and the side circumference part, the thickness of the protruding part and the thickness of the side circumference part are close to each other, uneven stress caused by uneven thickness is avoided on the overall structure, the problem of extrusion deformation or fragmentation is caused, and elasticity is also guaranteed by the concave-convex hierarchical structure.

Preferably, the side peripheral portion includes an inner peripheral portion located on an inner periphery of the boss portion and an outer peripheral portion located on an outer periphery of the boss portion, and the inner peripheral portion and the outer peripheral portion have the same thickness. The inner periphery and the outer periphery are respectively processed with inner deformation and outer deformation, and the deformation is similar due to uniform thickness, so that the stability of the whole structure is facilitated.

Further, the thickness of the convex part is equal to that of the inner periphery part and is 2-2.5 mm. The thickness of the convex part and the inner periphery part achieves the balance of cost and performance, so that the injection molding product has better rigidity and plasticity.

As an implementation mode, the middle part of the glue groove is also provided with a raised isolation rib, the isolation rib divides the glue groove into an inner glue groove close to the inner side and an outer glue groove close to the outer side, and the glue solution is filled in the inner glue groove and the outer glue groove. The glue groove is divided into an inner glue groove and an outer glue groove, so that the bonding stability of the panel can be enhanced, and redundant glue in the inner glue groove overflows to the outer glue groove.

Furthermore, the upper cover is also provided with a supporting part for supporting the panel at the inner side of the inner glue groove. The supporting part improves the panel support reliability and improves the overall smooth bonding performance.

Furthermore, the isolation ribs are flush with the inner peripheral wall of the inner glue groove and the outer peripheral wall of the outer glue groove. The isolation ribs are flush with the inner peripheral wall of the inner glue groove and the outer peripheral wall of the outer glue groove, so that the lower surface of the panel and each wall form reliable butt joint, and the bonding surface is ensured to be smooth and reliable.

Preferably, the height of the protrusion from the side peripheral portion is 0.3 to 0.8 mm. The height of the bulge takes relative values of rigidity, elasticity and plasticity into consideration, and provides a basis for reliably keeping the panel bonding stable subsequently.

Preferably, the width of the protrusion extending in the radial direction of the upper cover is 2.5 to 10 times the width of the side peripheral portion extending in the radial direction. The radially extending width of the boss ensures a balance between the amount of radial expansion and contraction and rigidity.

As a further embodiment, the width of the inner glue groove in the radial direction of the upper cover is greater than the width of the outer glue groove in the radial direction of the upper cover. The inner glue groove is the glue groove part mainly used for bonding the panel, and the width of the inner glue groove is larger.

Preferably, the outline of the panel and the outline of the upper cover are square or circular. The contoured shape of the panel and cover impart product characteristics thereto and embody the adhesive structure.

The utility model has the advantages that: the utility model discloses a do benefit to fixed upper cover subassembly of panel, through protruding at the gluey groove back, form the equal thick structure of bellying side week and bellying, guaranteed elasticity to increased the fault-tolerant space of deformation of structure, made the panel bond reliable for a long time, difficult messenger's upper cover or panel warp and cracked. The method comprises the following specific steps:

1. the side circumference of the inner side and the outer side of the convex part and the convex part are both thick, so that a structure similar to a rectangular wave shape is formed, and the stability and the uniformity of the structure are enhanced;

2. the elasticity of the system is enhanced, and the upper cover is not easy to permanently deform after being firmly bonded with the panel;

3. the three-level hierarchical structure with a certain width enhances the plasticity and increases the fault-tolerant space of subsequent deformation.

Drawings

Fig. 1 is a front perspective view of an upper cover according to a first embodiment of the present invention.

Fig. 2 is a perspective view of the back of the upper cover according to the first embodiment of the present invention.

Fig. 3 is a front plan view of the upper cover according to the first embodiment of the present invention.

Fig. 4 is a back plan view of the upper cover according to the first embodiment of the present invention.

Fig. 5 is a sectional view taken along line a-a according to the first embodiment of the present invention.

In the figure: 1-upper cover, 10-mounting opening, 11-glue groove, 111-inner glue groove, 112-outer glue groove, 12-lug boss, 13-isolation rib, 14-support part, 20-side periphery part, 21-inner periphery part and 22-outer periphery part.

Detailed Description

The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.

Example one

Referring to fig. 1 to 5, an upper cover assembly facilitating panel fixation, which is used for an induction cooker, an induction cooker and the like, comprises a panel and an upper cover 1, wherein the panel is not shown in the figure, and a mounting opening 10 is formed in the upper cover 1, so that the back of a main body in the middle of the panel directly faces the inside of the induction cooker, and heating is facilitated; the side periphery of the front surface of the upper cover 1 is provided with a glue groove 11, the glue groove 11 is filled with glue to adhere to the back surface of the panel, a circle of convex part 12 is arranged on the projection area of the glue groove 11 corresponding to the back surface of the upper cover 1, a side periphery part 20 is arranged on the inner periphery or the outer periphery of the convex part 12, the side periphery part 20 is concave relative to the convex part 12, the thickness from the lower surface of the convex part 12 to the bottom surface of the glue groove 11 is a first thickness D1, the thickness of the upper cover 1 at the position of the side periphery part 20 is a second thickness D2, and D1/D2 is 0.9-1.1. The projection back of the glue groove is provided with the protruding part and the side circumference part, the thicknesses of the protruding part and the side circumference part are approximately equal, uneven stress caused by uneven thickness is avoided on the overall structure, the problem of extrusion deformation or fragmentation is caused, and the elasticity is also ensured by the hierarchical structure.

In specific implementation, the outlines of the panel and the upper cover 1 are square; the shape of the mould can also be round or selected according to the actual production requirement; in this embodiment, the electromagnetic oven may be a full-panel electromagnetic oven, or a half-panel electromagnetic oven in which a part of the upper cover is independent of the panel.

Specifically, the side peripheral portion 20 includes an inner peripheral portion 21 located at the inner periphery of the boss 12 and an outer peripheral portion 22 located at the outer periphery of the boss 12, and the thicknesses of the inner peripheral portion 21, the outer peripheral portion 22 and the boss 12 are equal and are 2-2.5mm, specifically, 2mm, 2.1mm, 2.2mm, 2.3mm, 2.4mm, 2.5mm and the like. The height of the protrusion 12 relative to the side periphery 20 is 0.3-0.8mm, specifically 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, etc.; the width of the protruding part 12 extending along the radial direction of the upper cover 1 is 2.5-10 times, preferably 3 times, 4 times, 5 times, 6 times, of the width of the side peripheral part 20 (inner peripheral part 21 and outer peripheral part 22) extending along the radial direction, the protruding part 12 occupies the main part of the bonding structure of the upper cover 1 and corresponds to the glue groove 11, and the side peripheral part 20 serves as the secondary part and plays the role of supporting and pre-deforming and stretching, and the specific times can be selected according to actual needs.

Due to the existence of the convex part 12, the inner peripheral part 21 and the outer peripheral part 22, as shown in fig. 1 and 3, the upper cover is in a convex, concave and convex hierarchical pattern from the inner periphery to the outer periphery; as shown in fig. 2 and 4, the upper cover is seen from the back side, and the inner periphery and the outer periphery of the upper cover present concave, convex and concave hierarchical patterns; as shown in fig. 5, it appears like a rectangular wave shape when viewed from the section a-a. The thicknesses of the convex part 12, the inner peripheral part 21 and the outer peripheral part 22 are equal or nearly equal, so that when stress deflection is formed between the panel and the upper cover 1, the inner peripheral part 21 and the outer peripheral part 22 elastically stretch and contract to offset stress, when the upper cover is heated for a long time and is irreversibly deformed, the convex part 12 is wider, an adhesive structure is stable, the inner peripheral part 21 and the outer peripheral part 22 preferentially stretch and contract, the bonding position of the panel and the adhesive groove 11 is not easy to deform, the structural deformation fault-tolerant space is increased, the stability of the panel bonding structure is ensured, and the safety of the upper cover of the induction cooker is also improved.

In addition, the middle of the glue groove 11 is also provided with a raised isolation rib 13, the isolation rib 13 divides the glue groove 11 into an inner glue groove 111 close to the inner side and an outer glue groove 112 close to the outer side, the glue solution is filled in the inner glue groove 111 and the outer glue groove 112, due to the existence of the isolation rib 13, the glue groove 11 is divided into the inner glue groove 111 and the outer glue groove 112, the inner glue groove 111 is a glue groove mainly bonded, the outer glue groove 112 is beneficial to the overflow of the redundant glue solution to the outer glue groove, but the thickness of the upper cover 1 at the position of the isolation rib 13 is thicker than that of the inner part and the outer part, and the isolation rib 13 is thinner along the radial direction of the upper cover 1, generally 0.6-1.8mm, so that the influence on the whole is small, in addition, the raised in the recess is added with a hierarchical structure, and; the width of the inner glue groove 111 along the radial direction of the upper cover 1 is greater than the width of the outer glue groove 112 along the radial direction of the upper cover 1; the spacer 13 with the internal perisporium of interior gluey groove 111 reaches the periphery wall of outer gluey groove 112 flushes, and spacer 13 and the internal perisporium of interior gluey groove 111 reaches the periphery wall of outer gluey groove 112 flushes, makes panel lower surface and each wall form reliable butt, ensures that the face of bonding is level and smooth and reliable. In addition, the upper cover 1 is also provided with a supporting part 14 for supporting the panel at the inner side of the inner glue groove 111, and the supporting part improves the supporting reliability of the panel and the overall smooth bonding performance.

It should be noted that the above embodiments can be freely combined as necessary. The foregoing has been a detailed description of the preferred embodiments and principles of the present invention, and it will be apparent to those skilled in the art that variations may be made in the specific embodiments based on the concepts of the present invention, and such variations are considered as within the scope of the present invention.

Claims

1. The utility model provides a do benefit to fixed upper cover subassembly of panel, includes panel, upper cover, the gluey groove has been seted up at the positive side week of upper cover, gluey groove fills the glue solution in order to bond the panel, its characterized in that, the corresponding gluey groove projection area at the upper cover back is equipped with the bellying, the inboard week or the outside week of bellying is equipped with side week portion, side week portion is sunken for the bellying, the thickness of bellying lower surface to gluey groove bottom surface is first thickness D1, the thickness of upper cover in side week portion position is second thickness D2, satisfies D1/D2 ═ 0.9-1.1.

2. The cover assembly for facilitating panel fixing according to claim 1, wherein the side periphery portion comprises an inner periphery portion located at an inner periphery of the boss portion and an outer periphery portion located at an outer periphery of the boss portion, and the inner periphery portion and the outer periphery portion have the same thickness.

3. The cover assembly for facilitating panel fixing as claimed in claim 2, wherein the thickness of the protrusion is equal to that of the inner peripheral portion and is 2-2.5 mm.

4. The upper cover assembly facilitating panel fixation as claimed in claim 1, wherein a raised isolation rib is further disposed in the middle of the glue groove, the isolation rib divides the glue groove into an inner glue groove close to the inner side and an outer glue groove close to the outer side, and the glue solution is filled in the inner glue groove and the outer glue groove.

5. The upper cover assembly for facilitating panel fixation as claimed in claim 3, wherein the upper cover is further provided with a support portion for supporting the panel inside the inner glue groove.

6. The cover assembly for facilitating panel fixation of claim 4, wherein the isolation rib is flush with the inner peripheral wall of the inner glue groove and the outer peripheral wall of the outer glue groove.

7. The cover assembly for facilitating panel fixing as claimed in claim 1, wherein the height of the protrusion from the side circumference part is 0.3-0.8 mm.

8. The cover assembly for facilitating panel attachment as claimed in claim 1, wherein the width of the protrusion extending in the radial direction of the cover is 2.5 to 10 times the width of the side peripheral portion extending in the radial direction.

9. The cover assembly for facilitating panel fixing according to claim 4, wherein the width of the inner glue groove along the radial direction of the cover is larger than the width of the outer glue groove along the radial direction of the cover.

10. The cover assembly for facilitating panel fixation as claimed in claim 1, wherein the panel and the cover have a square or circular profile.