CN209951027U

CN209951027U - Knob assembly and cooking utensil with same

Info

Publication number: CN209951027U
Application number: CN201920612908.6U
Authority: CN
Inventors: 曾俊兵; 陈鑫; 张懿豪
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2020-01-17
Anticipated expiration: 2029-04-29

Abstract

The utility model provides a knob subassembly and have its cooking utensil, wherein, knob subassembly, include: a support; the control device is connected to the bracket and is provided with a pivoting rotating rod; the knob is connected with the rotating rod and drives the rotating rod to rotate; and the knob limiting structure is arranged between the support and the knob so as to limit the displacement of the knob in the axial direction of the rotating rod. Use the technical scheme of the utility model the problem that assembly efficiency is low of the knob subassembly among the prior art can be solved effectively.

Description

Knob assembly and cooking utensil with same

Technical Field

The utility model relates to a small household electrical appliances field particularly, relates to a knob subassembly and have its cooking utensil.

Background

The electric pressure cooker on the market is generally provided with a knob for adjusting the working mode, the assembly process of the knob is complex at present, and the manufacturing cost of a die is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a knob subassembly and have its cooking utensil to solve the problem that the assembly efficiency of the knob subassembly among the prior art is low.

In order to achieve the above object, according to an aspect of the present invention, there is provided a knob assembly including: a support; the control device is connected to the bracket and is provided with a pivoting rotating rod; the knob is connected with the rotating rod and drives the rotating rod to rotate; and the knob limiting structure is arranged between the support and the knob so as to limit the displacement of the knob in the axial direction of the rotating rod.

Use the technical scheme of the utility model, knob limit structure sets up between support and knob, and when the knob assembled to preset position, the knob can pass through knob limit structure and support cooperation so that the knob can't move on the axial direction of bull stick to accomplish the assembly of knob. The assembling process is simple and the assembling efficiency is high.

Further, the knob limit structure comprises a first limit structure arranged on the support and a second limit structure arranged on the knob, and under the condition that the knob is assembled to the preset position, at least part of the first limit structure stops at the outer side of the second limit structure. The structure is simple and easy to realize.

Furthermore, first limit structure is connected with the joint of second limit structure. The structure is simple and easy to assemble.

Furthermore, the support is provided with a clamping hook extending outwards, the clamping hook forms a first limiting structure, the side wall of the knob is provided with a flanging, the flanging forms a second limiting structure, and under the condition that the knob is assembled to a preset position, the clamping surface of the clamping hook stops at the outer side of the step surface of the flanging. The assembling process is simple and the assembling efficiency is high.

Furthermore, the pothooks are arranged along the circumferential direction of the knob, and the flanging is an annular flanging. The structure enables the knob to be stopped by the clamping hooks no matter the knob rotates to any angle, so that the knob is prevented from being separated.

Further, support and first limit structure are integrated into one piece structure, and knob and second limit structure are integrated into one piece structure. The structure is simple, the assembling steps of the support and the first limiting structure and the assembling steps of the knob and the second limiting structure are reduced, so that the assembling process is further simplified, and the assembling efficiency is improved.

Further, the knob limit structure further comprises a third limit structure arranged on the support, and under the condition that the knob is assembled to the preset position, at least part of the third limit structure stops at the inner side of the second limit structure. The above structure allows the displacement of the knob in the axially inward directed direction of the turn lever to be restricted.

Furthermore, the third limiting structure is a limiting rib which is arranged on the support and extends outwards, a flanging is arranged on the side wall of the knob, the flanging forms the second limiting structure, and under the condition that the knob is assembled to the preset position, the limiting surface of the limiting rib stops at the inner side of the end surface of the flanging. The structure is simple and easy to process.

Further, the knob limit structure comprises a first limit structure arranged on the support and a second limit structure arranged on the knob, when the knob is assembled to a preset position, at least part of the first limit structure is stopped at the outer side of the second limit structure, the first limit structure is connected with the second limit structure in a clamping manner, the support is provided with a clamping hook extending outwards, the clamping hook forms the first limit structure, the side wall of the knob is provided with a flanging, the flanging forms the second limit structure, when the knob is assembled to the preset position, the clamping surface of the clamping hook is stopped at the outer side of the step surface of the flanging, the clamping hook is a plurality of flanging arranged along the circumferential direction of the knob, the flanging is annular flanging, the support and the first limit structure are of an integrally-formed structure, the knob and the second limit structure are of an integrally-formed structure, and the knob limit structure further comprises a third limit structure arranged on the support, under the condition that the knob is assembled to the preset position, at least part of the third limiting structure stops at the inner side of the second limiting structure, the third limiting structure is a limiting rib which is arranged on the support and extends outwards, and under the condition that the knob is assembled to the preset position, the limiting surface of the limiting rib stops at the inner side of the end surface of the flanging.

According to another aspect of the present invention, there is provided a cooking appliance, including: an appliance body having an avoidance hole; the knob assembly is the knob assembly, one part of a knob of the knob assembly penetrates out of the avoiding hole, and a support of the knob assembly is fixed on the appliance body. Because above-mentioned knob subassembly has the advantage that assembly process is simple, assembly efficiency is high. Therefore, the cooking appliance with the same also has the advantages. In addition, the structure enables the appliance body to be easier to demould, and reduces the rejection rate and the production cost.

Further, the appliance body includes: the cooker comprises a cooker body and a bottom shell arranged at the bottom of the cooker body, wherein the upper end of a support of the knob assembly is fixedly connected with the cooker body, a support limiting structure is arranged on the bottom shell, and the support limiting structure is matched with the lower end of the support to limit the support to swing towards the direction perpendicular to the cooker body. The structure can effectively simplify the assembly steps and improve the assembly efficiency.

Further, support limit structure is provided with spacing recess including the riser that upwards extends on the riser, and two cell walls relative of spacing recess are located the inside and outside both sides of support respectively. The structure is simple and easy to process.

Furthermore, the upper end of the bracket is provided with a lug extending inwards, the cooker body is provided with a fixing column extending downwards, and the fastener penetrates through the lug and the fixing column from bottom to top so as to fix the upper end of the bracket on the cooker body. The structure is simple, and the assembly is convenient.

Drawings

The accompanying drawings, which form a part of the present application, 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 and not to limit the invention. In the drawings:

fig. 1 shows an exploded schematic view of an embodiment of a knob assembly according to the present invention;

FIG. 2 illustrates a perspective view of a bracket of the knob assembly of FIG. 1;

FIG. 3 illustrates a perspective view of one angle of a knob of the knob assembly of FIG. 1;

FIG. 4 is a perspective view of another angle of the knob assembly of FIG. 1;

fig. 5 shows an exploded schematic view of an embodiment of a cooking appliance according to the present invention;

fig. 6 shows a longitudinal sectional view of the cooking appliance of fig. 5;

fig. 7 shows an enlarged schematic structure at a of the cooking appliance of fig. 6;

fig. 8 shows an enlarged structural schematic view at B of the cooking appliance of fig. 7;

fig. 9 shows a schematic top view of the cooking appliance of fig. 5;

FIG. 10 shows a schematic cross-sectional view in the direction D-D of the cooking appliance of FIG. 9;

fig. 11 shows an enlarged structural schematic view at C of the cooking appliance of fig. 10;

fig. 12 shows a perspective view of a bottom case of the cooking appliance of fig. 5; and

fig. 13 illustrates a perspective view of a pot body of the cooking appliance of fig. 5.

Wherein the figures include the following reference numerals:

10. a support; 11. a lower end; 12. a hook; 121. a clamping surface; 13. limiting ribs; 131. a limiting surface; 14. a lug; 20. a control device; 21. a rotating rod; 30. a knob; 31. an assembly hole; 32. flanging; 321. a step surface; 322. an end face; 50. an appliance body; 51. avoiding holes; 52. a pot body; 521. fixing a column; 53. a bottom case; 60. a bracket limiting structure; 61. a vertical plate; 611. a limiting groove; 70. a fastener.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 4, the knob assembly of the present embodiment includes: support 10, controlling means 20, knob 30 and knob limit structure. Wherein, the control device 20 is connected to the bracket 10, and the control device 20 is provided with a pivoting rotating rod 21. The knob 30 is connected with the rotating rod 21, and the knob 30 drives the rotating rod 21 to rotate. And a knob stopper structure provided between the bracket 10 and the knob 30 to limit displacement of the knob 30 in the axial direction of the rotary rod 21.

By applying the technical solution of the present embodiment, the knob limiting structure is disposed between the bracket 10 and the knob 30, and when the knob 30 is assembled to the predetermined position, the knob 30 can be matched with the bracket through the knob limiting structure so that the knob 30 cannot move in the axial direction of the rotating rod 21, thereby completing the assembly of the knob. The assembling process is simple and the assembling efficiency is high.

As shown in fig. 1 to 4 and 6 to 8, in the present embodiment, the knob stopper includes a first stopper provided on the bracket 10 and a second stopper provided on the knob 30, and at least a portion of the first stopper stops outside the second stopper in a state where the knob 30 is assembled to a predetermined position. When the knob 30 is subjected to a pull-out force, the first limit structure on the bracket 10 can stop the second limit structure on the knob 30 to maintain the knob at the predetermined position. The structure is simple and easy to realize. Of course, in other embodiments not shown in the drawings, the knob limiting structure may be only disposed on the knob 30 or only disposed on the bracket 10, for example, the knob limiting structure is a magnet fixed on the bracket 10, the knob is made of ferromagnetic material, and when the knob 30 moves to the predetermined position, a large magnetic attraction force is formed between the magnet and the knob, so that the knob limiting structure is maintained at the predetermined position.

As shown in fig. 1 to 4 and 6 to 8, in the present embodiment, the first limiting structure is connected to the second limiting structure in a snap-fit manner. The structure is simple and easy to assemble. Specifically, during assembly, the control device 20 is fixed on the bracket 10, and then the knob 30 is connected to the rotating rod 21, at this time, the knob can rotate together with the rotating rod 21 and can move along the axial direction of the rotating rod 21, and when the knob 30 moves inwards to a predetermined position along the axial direction of the rotating rod 21, the first limiting structure is clamped with the second limiting structure. At the moment, at least part of the first limiting structure stops at the outer side of the second limiting structure, so that the knob limiting structure is kept at the preset position. The assembling process is simple and the assembling efficiency is high. Preferably, in the present embodiment, the knob 30 is provided with a mounting hole 31, and the rotating rod 21 is inserted into the mounting hole 31 to rotate the knob 30.

As shown in fig. 1 to 4 and 6 to 8, in the present embodiment, the bracket 10 is provided with a hook 12 extending outward, the hook 12 forms a first limiting structure, the side wall of the knob 30 is provided with a flange 32, and the flange 32 forms a second limiting structure. As the knob 30 moves inward in the axial direction of the rotating rod 21, the flange 32 will gradually abut against the hook 12, and the hook 12 deforms. With the knob 30 fitted to a predetermined position, the hook 12 is returned to its original position by its own elastic restoring force, and the catching surface 121 can be stopped outside the stepped surface 321 of the burring 32. The assembling process is simple and the assembling efficiency is high. Of course, in other embodiments not shown in the figures, a flange may be provided on the bracket 10, and a hook may be provided on the knob 30 to engage with the flange.

As shown in fig. 1 to 4, in the present embodiment, the hooks 12 are plural and arranged along the circumferential direction of the knob 30, and the flange 32 is an annular flange 32. The above structure enables each hook 12 to stop the knob 30 no matter the knob 30 is rotated to any angle, so as to prevent the knob 30 from being removed.

In this embodiment, the bracket 10 and the first limit structure are integrally formed, and the knob 30 and the second limit structure are integrally formed. The structure is simple, and the assembling steps of the bracket 10 and the first limiting structure and the assembling steps of the knob 30 and the second limiting structure are reduced, so that the assembling process is further simplified, and the assembling efficiency is improved.

As shown in fig. 1 to 4 and 6 to 8, in the present embodiment, the knob limiting structure further includes a third limiting structure disposed on the bracket 10, and at least a portion of the third limiting structure is stopped inside the second limiting structure when the knob 30 is assembled to the predetermined position. Specifically, as the knob 30 moves inward along the axial direction of the rotating rod 21, the second limiting structure will gradually abut against the first limiting structure, and the first limiting structure deforms. When the second limit structure of the knob 30 abuts against the third limit structure, it indicates that the knob is assembled to the predetermined position. Under the condition of being assembled in place, the first limiting structure returns under the action of elastic restoring force of the first limiting structure, and at the moment, at least part of the first limiting structure stops at the outer side of the second limiting structure. With the cooperation of the first, second, and third limit structures, the displacement of the knob 30 in the axial direction of the rotary rod 21 is limited, so that the knob is held at a predetermined position without coming off.

As shown in fig. 1 to 4 and 6 to 8, in the present embodiment, the third limiting structure is a limiting rib 13 disposed on the bracket 10 and extending outward, a flange 32 is disposed on a side wall of the knob 30, the flange 32 forms a second limiting structure, and when the knob 30 is assembled to a predetermined position, the limiting surface 131 of the limiting rib 13 is stopped at an inner side of an end surface 322 of the flange 32. The structure is simple and easy to process.

As shown in fig. 1 to 4 and 6 to 8, in this embodiment, the knob limiting structure includes a first limiting structure disposed on the bracket 10 and a second limiting structure disposed on the knob 30, when the knob 30 is assembled to a predetermined position, at least a portion of the first limiting structure stops at an outer side of the second limiting structure, the first limiting structure is connected with the second limiting structure in a clamping manner, the bracket 10 is provided with a hook 12 extending outward, the hook 12 forms the first limiting structure, a flange 32 is disposed on a side wall of the knob 30, the flange 32 forms the second limiting structure, when the knob 30 is assembled to the predetermined position, the clamping surface 121 of the hook 12 stops at an outer side of a step surface 321 of the flange 32, the hooks 12 are a plurality of flanges arranged along a circumferential direction of the knob 30, the flange 32 is an annular flange 32, the bracket 10 and the first limiting structure are integrally formed, the knob 30 and the second limiting structure are integrally formed, the knob limiting structure further comprises a third limiting structure arranged on the support 10, under the condition that the knob 30 is assembled to the preset position, at least part of the third limiting structure stops at the inner side of the second limiting structure, the third limiting structure is a limiting rib 13 which is arranged on the support 10 and extends outwards, and under the condition that the knob 30 is assembled to the preset position, a limiting surface 131 of the limiting rib 13 stops at the inner side of the end surface 322 of the flange 32.

As shown in fig. 5 to 13, the present application also provides a cooking appliance, according to an embodiment of the cooking appliance of the present application, including: an appliance body 50 and a knob assembly. Wherein the tool body 50 has an escape hole 51. The knob assembly is the knob assembly, a part of the knob 30 of the knob assembly protrudes out of the avoiding hole 51, and the bracket 10 of the knob assembly is fixed to the appliance body 50. Because above-mentioned knob subassembly has the advantage that assembly process is simple, assembly efficiency is high. Therefore, the cooking appliance with the same also has the advantages.

In the related art, the housing of the cooking appliance generally includes a housing body and a housing cover disposed on a side wall of the housing body and protruding outward, and the housing body and the housing cover are of an integral structure. The knob is arranged on the outer shell cover in a penetrating mode, and a user can operate the knob part extending out of the outer shell cover to switch the working mode of the cooking appliance. In order to enable the knob to be mounted on the housing, a mounting structure is usually provided in the housing cover for cooperating with the knob, and the mounting structure and the housing cover are of an integrally formed structure. Although the structure can achieve the purpose of assembling the knob, the structure causes the shell to be difficult to demould, high in processing difficulty and high in rejection rate.

In the embodiment, the knob 30 is engaged with the bracket 10, and there is no direct assembly relationship with the device body 50, so that the device body 50 does not need to be provided with an assembly structure integrally formed with the knob 30 for assembling, thereby reducing the difficulty of demolding the device body 50, and further reducing the rejection rate and the production cost.

As shown in fig. 9 to 13, in the present embodiment, the appliance body 50 includes: the cooker comprises a cooker body 52 and a bottom shell 53 arranged at the bottom of the cooker body 52, wherein the upper end of a support 10 of the knob assembly is fixedly connected with the cooker body 52, a support limiting structure 60 is arranged on the bottom shell 53, and the support limiting structure 60 is matched with the lower end 11 of the support 10 so as to limit the support 10 to swing towards the direction vertical to the support. Specifically, during assembly, the upper end of the support 10 of the knob assembly is fixed on the pot body 52, and then the assembly formed by the knob assembly and the pot body 52 is loaded on the bottom shell 53, during assembly, the lower end 11 of the support 10 needs to be opposite to the support limiting structure 60, and then the pot body 52 is matched with the bottom shell 53, so that the assembly of the pot body is completed. In the above structure, since the lower end 11 of the bracket 10 is limited by the bracket limiting structure 60, it does not swing in a direction perpendicular to itself, so that the bracket 10 can be always maintained at the preset position. The structure is simple, the lower end 11 and the bottom shell 53 can achieve the purpose of fixing the bracket 10 without being connected through screws, so that the assembly steps can be effectively simplified, and the assembly efficiency is improved. In this embodiment, the cooker body 52 includes an outer shell, a heat-insulating cover, and an inner pot, which are sequentially arranged from outside to inside. The knob 30 is matched with the bracket 10, and no direct assembly relation exists between the knob 30 and the shell, so that the shell is not required to be provided with an assembly structure which is integrally formed with the shell and is used for assembling the knob 30, the difficulty of (shell) demolding is reduced, and the rejection rate and the production cost are reduced.

As shown in fig. 9 to 13, in the present embodiment, the bracket limiting structure 60 includes an upright plate 61 extending upward, the upright plate 61 is provided with a limiting groove 611, and two opposite groove walls of the limiting groove 611 are respectively located at the inner side and the outer side of the bracket 10. When the lower end 11 of the bracket 10 has a tendency to swing outward, the groove wall of the limiting groove 611 located outside the bracket can abut against the bracket 10, so that the bracket 10 is kept at the preset position. Likewise, when the lower end 11 of the bracket 10 has a tendency to swing inward, the groove wall of the limiting groove 611 located inside the bracket can abut against the bracket 10 to keep the bracket 10 at the preset position. The structure is simple and easy to process.

As shown in fig. 10, 11 and 13, in the present embodiment, the upper end of the rack 10 is provided with a lug 14 extending inwards, the pot body 52 is provided with a fixing column 521 extending downwards, and the fastener 70 penetrates through the lug 14 and the fixing column 521 from bottom to top to fix the upper end of the rack 10 on the pot body 52. The structure is simple, and the assembly is convenient.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A knob assembly, comprising:

a support (10);

the control device (20) is connected to the bracket (10), and a pivoting rotating rod (21) is arranged on the control device (20);

the knob (30) is connected with the rotating rod (21), and the knob (30) drives the rotating rod (21) to rotate;

and the knob limiting structure is arranged between the bracket (10) and the knob (30) so as to limit the displacement of the knob (30) in the axial direction of the rotating rod (21).

2. The knob assembly according to claim 1, wherein the knob stopper includes a first stopper provided on the bracket (10) and a second stopper provided on the knob (30), at least a portion of the first stopper stopping outside of the second stopper in a state where the knob (30) is assembled to a predetermined position.

3. The knob assembly according to claim 2, wherein the first stop structure is snap-fit to the second stop structure.

4. The knob assembly according to claim 2, characterized in that the bracket (10) is provided with a hook (12) extending outward, the hook (12) forms the first limit structure, a flange (32) is provided on a side wall of the knob (30), the flange (32) forms the second limit structure, and the clamping surface (121) of the hook (12) is stopped outside the step surface (321) of the flange (32) when the knob (30) is assembled to a predetermined position.

5. The knob assembly according to claim 2, wherein the knob limiting structure further comprises a third limiting structure provided on the bracket (10), at least a portion of the third limiting structure being stopped inside the second limiting structure in a state where the knob (30) is assembled to a predetermined position.

6. The knob assembly according to claim 5, wherein the third limiting structure is a limiting rib (13) which is arranged on the bracket (10) and extends outwards, a flange (32) is arranged on a side wall of the knob (30), the flange (32) forms the second limiting structure, and a limiting surface (131) of the limiting rib (13) is stopped at the inner side of an end surface (322) of the flange (32) when the knob (30) is assembled to a preset position.

7. The knob assembly according to claim 1, wherein the knob limiting structure comprises a first limiting structure arranged on the bracket (10) and a second limiting structure arranged on the knob (30), at least a part of the first limiting structure stops at the outer side of the second limiting structure when the knob (30) is assembled to a predetermined position, the first limiting structure is connected with the second limiting structure in a clamping manner, the bracket (10) is provided with a hook (12) extending outwards, the hook (12) forms the first limiting structure, the side wall of the knob (30) is provided with a flange (32), the flange (32) forms the second limiting structure, and the clamping surface (121) of the hook (12) stops at the outer side of the step surface (321) of the flange (32) when the knob (30) is assembled to a predetermined position, pothook (12) are for following a plurality of circumference arrangement of knob (30), turn-ups (32) are annular turn-ups (32), support (10) with first limit structure is the integrated into one piece structure, knob (30) with second limit structure is the integrated into one piece structure, knob limit structure still including set up in third limit structure on support (10) under the condition of knob (30) assembly to preset position, at least part third limit structure backstop in the inboard of second limit structure, third limit structure be set up in spacing muscle (13) that go up and outside extension knob (30) assemble to preset position's the condition, spacing face (131) backstop of spacing muscle (13) in the inboard of terminal surface (322) of turn-ups (32).

8. A cooking appliance comprising:

an appliance body (50) having a relief hole (51);

knob assembly, characterized in that, the knob assembly is the knob assembly of any one of claims 1 to 7, a part of the knob (30) of the knob assembly is passed out from the avoiding hole (51), and the bracket (10) of the knob assembly is fixed to the appliance body (50).

9. The cooking appliance according to claim 8, wherein the appliance body (50) comprises: the cooker comprises a cooker body (52) and a bottom shell (53) arranged at the bottom of the cooker body (52), wherein the upper end of a support (10) of a knob assembly is fixedly connected with the cooker body (52), a support limiting structure (60) is arranged on the bottom shell (53), and the support limiting structure (60) is matched with the lower end (11) of the support (10) to limit the support (10) to swing towards the direction perpendicular to the support.

10. The cooking utensil of claim 9, wherein the bracket limiting structure (60) comprises an upwardly extending vertical plate (61), the vertical plate (61) is provided with a limiting groove (611), and two opposite groove walls of the limiting groove (611) are respectively positioned at the inner side and the outer side of the bracket (10).