阅读说明：本技术 咬合结构与微波炉面板咬合结构 (Engagement structure and microwave oven panel engagement structure ) 是由 陈佳 王家钦 张晨杰 于 2019-11-05 设计创作，主要内容包括：一种咬合结构,包括：第一折弯边,第一折弯边包括向外侧延伸的第一横翼、自第一橫翼向下延伸的第一弹臂,第一弹臂的末端设置有向上翘起的尾翼；第二折弯边,第二折弯边包括向内侧延伸的第二横翼、自第二橫翼向上延伸的第二弹臂,第二弹臂与第一弹臂相对设置扣合在一起,第二弹臂上沿横向间隔设置有复数个凸点；当沿纵向将第一折弯边与第二折弯边压合后,第一橫翼、第二弹臂、第一弹臂、第二橫翼从上至下依次层叠在一起,凸点挤入第一橫翼的对应位置并嵌套在一起,尾翼支撑于第二弹臂与第二橫翼之间。该工艺在前面板咬合边处增加了凸点以防止窜动,另外在腔体咬合边增加一道尾翼,且对腔体和前面板咬合边R角都进行了严格定义,以减小咬合间隙。(A bite structure comprising: the first bending edge comprises a first transverse wing extending outwards and a first elastic arm extending downwards from the first transverse wing, and the tail end of the first elastic arm is provided with an upwards-tilted tail wing; the second bending edge comprises a second transverse wing extending towards the inner side and a second elastic arm extending upwards from the second transverse wing, the second elastic arm and the first elastic arm are oppositely arranged and buckled together, and a plurality of convex points are arranged on the second elastic arm at intervals along the transverse direction; after the first bending edge and the second bending edge are longitudinally pressed, the first lateral wing, the second elastic arm, the first elastic arm and the second lateral wing are sequentially laminated together from top to bottom, the salient points are extruded into corresponding positions of the first lateral wing and are nested together, and the tail wing is supported between the second elastic arm and the second lateral wing. According to the process, the convex points are added at the occlusion edge of the front panel to prevent the front panel from moving, in addition, a tail wing is added at the occlusion edge of the cavity, and the R angles of the occlusion edges of the cavity and the front panel are strictly defined to reduce the occlusion gap.)

1. A bite structure, comprising:

the first bending edge comprises a first transverse wing extending outwards and a first elastic arm extending downwards from the first transverse wing, and the tail end of the first elastic arm is provided with an upwards-tilted tail wing;

the second bending edge comprises a second transverse wing extending inwards and a second elastic arm extending upwards from the second transverse wing, the second elastic arm and the first elastic arm are oppositely arranged and buckled together, and a plurality of convex points are arranged on the second elastic arm at intervals along the transverse direction;

after vertically will first hem and the pressfitting of second hem, first horizontal wing, second elastic arm, first elastic arm, second horizontal wing from last overlapping together in proper order down, the bump squeeze in first horizontal wing's corresponding position and nestification together, the fin support between second elastic arm and second horizontal wing.

2. The keying structure of claim 1 wherein: the length A = (10-20) T1 of the first cross wing, and T1 is the thickness of the first cross wing.

3. The keying structure of claim 1 wherein: the length B = (10-15) T2 of the second elastic arm, and T2 is the thickness of the second cross wing.

4. The keying structure of claim 1 wherein: T1-T2=0.1mm, T1 being the thickness of the first wing, T2 being the thickness of the second wing.

5. The keying structure of claim 1 wherein: a cavity engaging edge R angle C >0.5T2 is arranged between the first cross wing and the first elastic arm, and T2 is the thickness of the second cross wing.

6. The keying structure of claim 1 wherein: a front panel engaging edge R angle D >0.5T1 is arranged between the second wing and the second elastic arm, and T1 is the thickness of the first wing.

7. The keying structure of claim 1 wherein: the length E = (0.6-0.8) A of the first elastic arm and the tail wing, wherein A is the length of the first cross wing.

8. The keying structure of claim 1 wherein: the height H = T1 of the bumps, T1 being the thickness of the first cross wing.

9. The keying structure of claim 1 wherein: the first bending edge and the second bending edge are made of the same material.

10. Microwave oven panel interlock structure, its characterized in that: a snap structure according to any one of claims 1 to 9, wherein said cavity is provided with a first bent edge, and said front panel of the microwave oven is provided with a second bent edge.

Technical Field

The invention relates to a front panel of a microwave oven, which is mainly used for meshing with a cavity.

Background

There are a great deal of unresolved problems in traditional microwave oven front panel interlock mould, include: the occlusion indentation is obvious; the front panel is warped and deformed after being occluded, and the flatness is poor; the panel is easy to move; the bite gap is large.

Disclosure of Invention

In order to overcome the problems in the prior art, the invention aims to provide an occlusion structure and a microwave oven panel occlusion structure which prevent movement and have small occlusion gaps.

In order to achieve the above object, the present invention provides an engaging structure comprising: the first bending edge comprises a first transverse wing extending outwards and a first elastic arm extending downwards from the first transverse wing, and the tail end of the first elastic arm is provided with an upwards-tilted tail wing; the second bending edge comprises a second transverse wing extending inwards and a second elastic arm extending upwards from the second transverse wing, the second elastic arm and the first elastic arm are oppositely arranged and buckled together, and a plurality of convex points are arranged on the second elastic arm at intervals along the transverse direction; after vertically will first hem and the pressfitting of second hem, first horizontal wing, second elastic arm, first elastic arm, second horizontal wing from last overlapping together in proper order down, the bump squeeze in first horizontal wing's corresponding position and nestification together, the fin support between second elastic arm and second horizontal wing.

Preferably, the length of the first wing a = (10-20) T1, T1 is the thickness of the first wing.

Preferably, the length B = (10-15) T2 of the second elastic arm, and T2 is the thickness of the second cross wing.

Preferably, T1-T2=0.1mm, T1 is the thickness of the first wing, and T2 is the thickness of the second wing.

Preferably, a cavity engagement edge R angle C >0.5T2 is provided between the first wing and the first elastic arm, and T2 is the thickness of the second wing.

Preferably, a front panel engaging edge R angle D >0.5T1 is arranged between the second wing and the second elastic arm, and T1 is the thickness of the first wing.

Preferably, the length E = (0.6-0.8) a of the first elastic arm and the tail wing, where a is the length of the first cross wing.

Preferably, the height H = T1 of the protruding points, and T1 is the thickness of the first wing.

Preferably, the first bending edge and the second bending edge are made of the same material.

According to another aspect of the present invention, there is provided a microwave oven panel engaging structure, including the engaging structure as described above, wherein the cavity is provided with a first bending edge, and the front panel of the microwave oven is provided with a second bending edge.

Due to the adoption of the technical scheme, the convex points are added at the occlusion edge of the front panel to prevent the front panel from moving, in addition, a tail wing is added at the occlusion edge of the cavity, and the R angles of the occlusion edges of the cavity and the front panel are strictly defined to reduce the occlusion gap.

Drawings

FIG. 1 is a schematic view of a keying structure according to the present invention prior to lamination;

FIG. 2 is a schematic view of the keying structure after lamination in accordance with the present invention;

FIG. 3 is a perspective view of a first folded edge of the keying structure in accordance with the present invention;

FIG. 4 is a perspective view of a second folded edge of the keying structure in accordance with the present invention;

fig. 5 is a schematic view of a microwave oven panel bite structure according to the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.

Referring to fig. 1 to 5, fig. 1 is a schematic view of a bite structure according to the present invention before compression; FIG. 2 is a schematic view of the keying structure after lamination in accordance with the present invention; FIG. 3 is a perspective view of a first folded edge of the keying structure in accordance with the present invention; FIG. 4 is a perspective view of a second folded edge of the keying structure in accordance with the present invention; fig. 5 is a schematic view of a microwave oven panel bite structure according to the present invention. The engagement structure can be widely applied to mutual engagement and fixation of various machine members, and in the embodiment, the engagement structure is applied to a panel engagement structure of a microwave oven and comprises a first bending edge and a second bending edge, wherein the first bending edge is arranged on a cavity 7, and the second bending edge is arranged on a front panel 8 of the microwave oven.

As shown in fig. 1 and fig. 3, the first bending edge includes a first wing 1 extending outward, and a first elastic arm 2 extending downward from the first wing 1, and a tail fin 3 tilted upward is provided at a distal end of the first elastic arm 2; length a = (10-20) T1 of first wing 1, T1 is thickness of first wing 1; a cavity engaging edge R angle C >0.5T2 is arranged between the first cross wing 1 and the first elastic arm 2, and T2 is the thickness of the second cross wing 4; the lengths E = (0.6-0.8) a of the first elastic arm 2 and the tail fin 3, where a is the length of the first cross wing 1.

As shown in fig. 1 and 4, the second folded edge includes a second wing 4 extending inward, and a second elastic arm 5 extending upward from the second wing 4, the second elastic arm 5 is disposed opposite to the first elastic arm 2 and fastened together, and a plurality of protruding points 6 are disposed on the second elastic arm 5 at intervals in the transverse direction; height H = T1 of bump 6, T1 being the thickness of first wing 1. A front panel engaging edge R angle D >0.5T1 is arranged between the second wing 4 and the second elastic arm 5, and T1 is the thickness of the first wing 1.

As shown in fig. 2 and fig. 5, after the first folding edge and the second folding edge are longitudinally pressed, the first wing 1, the second elastic arm 5, the first elastic arm 2, and the second wing 4 are sequentially laminated together from top to bottom, the bumps 6 are pressed into corresponding positions of the first wing 1 and are nested together, and the tail wing 3 is supported between the second elastic arm 5 and the second wing 4. Length B = (10-15) T2 of second elastic arm 5, T2 is thickness of second wing 4.

In addition, the first and second folded edges are made of the same material and T1-T2=0.1mm, T1 being the thickness of the first wing 1 and T2 being the thickness of the second wing 4. According to the process, the convex points are added at the occlusion edge of the front panel to prevent the front panel from moving, in addition, a tail wing is added at the occlusion edge of the cavity, and the R angles of the occlusion edges of the cavity and the front panel are strictly defined to reduce the occlusion gap.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.