CN219677125U

CN219677125U - Hierarchical knob structure

Info

Publication number: CN219677125U
Application number: CN202320177534.6U
Authority: CN
Inventors: 陈智勇; 王得隆; 陈良茂; 陈汉荣
Original assignee: Jiangmen Kingfai Electrical Appliance Ind Co ltd
Current assignee: Jiangmen Kingfai Electrical Appliance Ind Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-09-12
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a hierarchical knob structure, which relates to the technical field of household appliances and comprises a body, keys and a pressing part, wherein the body is provided with a containing cavity, a limiter is arranged in the containing cavity, the limiter comprises a mounting seat and a movable part which is arranged in a protruding manner, and the movable part stretches and contracts in the mounting seat; the button swivelling joint is on the body and cover in holding the chamber, and the button is equipped with the graduated disk, is equipped with the spacing groove that a plurality of along circumferencial direction distributes on the graduated disk, and movable part elasticity is pegged graft in the spacing groove, realizes the rotation angle classification of graduated disk, does benefit to when rotatory to provide the grading spacing, the perception and the operation of the staff of being convenient for. The pressing part is arranged on the key, at least two switches are arranged in the body, the pressing part corresponds to different switches by rotating the key, different functions are triggered when the key is pressed, a plurality of keys are not required to be arranged on the surface of a product, false touch is avoided, blind operation convenience is improved, and meanwhile, the appearance of the product can be beautified.

Description

Hierarchical knob structure

Technical Field

The utility model relates to the technical field of household appliances, in particular to a hierarchical knob structure.

Background

In general, household appliances such as electric cookers, choppers and household appliances require to start and stop or speed-adjust motors by using buttons or knobs, however, setting a plurality of buttons or knobs on the surface of the appliance can affect the appearance of the product, and has low fault tolerance, high blind operation difficulty, and especially difficult grasp of complicated key functions by the elderly, so that the operation is inconvenient and the actual use experience is poor.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a hierarchical knob structure which improves the operation convenience and beautifies the appearance.

According to an embodiment of the present utility model, there is provided a hierarchical knob structure including:

the body is provided with a containing cavity, a limiter is arranged in the containing cavity, the limiter comprises a mounting seat and a movable part which is arranged in a protruding mode, and the movable part stretches and contracts in the mounting seat;

the key is rotationally connected to the body and covers the accommodating cavity, the key is provided with an index plate, a plurality of limit grooves distributed along the circumferential direction are formed in the index plate, and the movable part is elastically inserted into the limit grooves to realize the rotation angle grading of the index plate;

and the pressing part is arranged on the key, at least two switches are arranged in the body, the pressing part corresponds to different switches by rotating the key, and different functions are triggered when the key is pressed.

The hierarchical knob structure has at least the following beneficial effects: the embodiment is provided with a body, a key and a pressing part, wherein the body is provided with a containing cavity, a limiter is arranged in the containing cavity, the limiter comprises a mounting seat and a movable part which is arranged in a protruding mode, and the movable part stretches and contracts in the mounting seat; the button swivelling joint is on the body and cover in holding the chamber, and the button is equipped with the graduated disk, is equipped with the spacing groove that a plurality of along circumferencial direction distributes on the graduated disk, and movable part elasticity is pegged graft in the spacing groove, realizes the rotation angle classification of graduated disk, does benefit to when rotatory to provide the grading spacing, the perception and the operation of the staff of being convenient for. The pressing part is arranged on the key, at least two switches are arranged in the body, the pressing part corresponds to different switches by rotating the key, different functions are triggered when the key is pressed, a plurality of keys are not required to be arranged on the surface of a product, false touch is avoided, blind operation convenience is improved, and meanwhile, the appearance of the product can be beautified.

According to the hierarchical knob structure, the connecting column is arranged between the pressing part and the switch and is elastically connected in the body.

According to the hierarchical knob structure provided by the utility model, the movable part comprises the spring and the steel ball, and the spring enables the steel ball to be pressed against the limit groove.

According to the grading knob structure, the dividing plate is provided with the driving rod which is inserted into the inner side wall of the key.

According to the hierarchical knob structure, the elastic piece is arranged between the dividing disc and the keys, and the keys are reset by the elastic piece.

According to the hierarchical knob structure, the buckling groove is formed in the bottom of the accommodating cavity, the limiting piece is arranged on the key, and the limiting piece is buckled in the buckling groove.

According to the hierarchical knob structure, the guide shaft is arranged in the accommodating cavity, and the keys and the dividing disc rotate around the guide shaft.

According to the hierarchical knob structure, the inner side wall in the circumferential direction of the body is provided with the guide groove, and one end of the connecting column is positioned in the guide groove.

According to the hierarchical knob structure of the present utility model, the pressing part moves in the guide groove.

According to the grading knob structure, the dividing plate is provided with the clearance part, and the limiter is positioned in the range of the clearance part.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a partial cross-sectional view of a hierarchical knob structure in accordance with an embodiment of the present utility model;

FIG. 2 is a partial isometric view of a hierarchical knob structure in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic diagram illustrating connection between a buckling groove and a limiting plate according to an embodiment of the present utility model;

FIG. 4 is a partial cross-sectional view of a connecting post in an embodiment of the utility model;

fig. 5 is an internal view of a stent in an embodiment of the present utility model.

Reference numerals:

a body 100; a housing chamber 101; a stopper 102; a spring 103; steel balls 104; a guide groove 105; a mounting base 106; a guide shaft 107; a switch 108; a connection post 109;

a key 110; an upper cover 111; a base 112; an index plate 113; a limit groove 114; a space-avoiding portion 115; a drive lever 116; an elastic member 117; a first mating portion 118; a second fitting portion 119; a pressing portion 120; extension edge 121; a limit piece 122; a fastening groove 123; a guide 124.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 5, an embodiment of the present utility model provides a hierarchical knob structure including a body 100, a key 110 and a pressing part 120, the body 100 having a receiving cavity 101, optionally, the receiving cavity 101 is located at the top of the body 100, a stopper 102 is disposed in the receiving cavity 101, the stopper 102 is located at the bottom of the receiving cavity 101, the stopper 102 includes a mounting seat 106 and a protruding movable part, and the movable part is telescopically movable in the mounting seat 106; the button 110 swivelling joint is on body 100 and cover in holding the chamber 101, and button 110 is equipped with index plate 113, and index plate 113 is rotatory in holding the chamber 101, is equipped with the spacing groove 114 that a plurality of along circumference direction distributes on the index plate 113, and movable part elasticity is pegged graft in spacing groove 114, sets for index plate 113 rotatory certain angle, realizes the rotation angle classification of index plate 113, the perception and the operation of staff of being convenient for. Optionally, the pressing portion 120 is disposed on the key 110, at least two switches 108 are disposed in the body 100, and rotating the key 110 causes the pressing portion 120 to correspond to different switches 108, so that different functions are triggered when the key 110 is pressed, and there is no need to dispose a plurality of keys 110 on the surface of the product, thereby avoiding false touch and improving convenience of blind operation, and beautifying the appearance of the product.

Referring to fig. 1, the key 110 includes an upper cover 111 and a base 112, and the upper cover 111 and the base 112 are connected by a snap, so that the aesthetic property of the surface of the product is improved without using a bolt connection, and the appearance of the product is smoother. The base 112 is rotatably coupled to the upper portion of the body 100. Optionally, a first matching portion 118 is provided at the center of the index plate 113, a guide shaft 107 is provided in the accommodating cavity 101, the key 110 and the index plate 113 rotate around the guide shaft 107, the first matching portion 118 is sleeved outside the guide shaft 107, and meanwhile, the limit groove 114 is located on the radial outer side surface of the first matching portion 118, optionally, at least two limit grooves 114 are provided, so that the index plate 113 rotates in a graded manner. Optionally, the movable portion includes a spring 103 and a steel ball 104, the spring 103 makes the steel ball 104 press-contact with the limit groove 114, and the steel ball 104 is used to help reduce the rotation resistance of the index plate 113, so as to improve the operation convenience. Optionally, the mounting seat 106 of the limiter 102 is located within the range of the indexing disc 113, and the indexing disc 113 is provided with a clearance portion 115 for avoiding interference of rotation. Alternatively, the mounting seat 106 may be fastened to the bottom of the accommodating chamber 101 by means of a snap connection or a bolt connection. Optionally, the index plate 113 is provided with at least two driving rods 116, the driving rods 116 are vertically arranged on the index plate 113, the driving rods 116 are inserted into the inner side walls of the base 112, the keys 110 can drive the index plate 113 to rotate through the driving rods 116, and the keys 110 can be directly rotated by hands to realize function switching operation. Optionally, at least one elastic member 117 is disposed between the index plate 113 and the key 110, the elastic member 117 resets the key 110, one end of the elastic member 117 abuts against the inner wall of the base 112, optionally, the elastic member 117 preferably uses a coil spring, including a coil spring having an outer diameter close to the inner diameter of the accommodating cavity 101 and a plurality of coil springs smaller than the inner diameter of the accommodating cavity 101. Optionally, a second matching portion 119 matching with the guide shaft 107 is provided at the center of the base 112, the second matching portion 119 is inserted into the center of the guide shaft 107, and the base 112 and the index plate 113 rotate around the guide shaft 107 at the same time, which is beneficial to compact structure.

Referring to fig. 3, a fastening groove 123 is formed at the bottom of the accommodating cavity 101, the key 110 is provided with a limiting piece 122, and the limiting piece 122 is fastened to the fastening groove 123. Specifically, the limiting plate 122 is located at the bottom of the radially outer edge of the base 112 and inserted into the fastening slot 123, and it is understood that the fastening slot 123 has a certain arc length, and the fastening slot 123 can limit the movement range of the limiting plate 122, thereby limiting the rotation angle range of the key 110. In addition, the limiting piece 122 is abutted against the upper edge side wall of the buckling groove 123, so that the key 110 is prevented from falling out of the body 100, and the stability of the use process is ensured.

Referring to fig. 4 and 5, an extension edge 121 is provided along a radial direction of the base 112, and the pressing portion 120 is located on the extension edge 121 and extends in a direction approaching the body 100. Meanwhile, the inner sidewall of the body 100 in the circumferential direction is provided with a guide groove 105, the extension edge 121 is inserted into the guide groove 105, and the pressing part 120 moves in the guide groove 105. Meanwhile, one end of the connecting column 109 is located in the guide groove 105, when the pressing part 120 rotates to the end of one of the connecting columns 109 along with the key 110, the key 110 is pressed to enable the pressing part 120 to be abutted to the end of the connecting column 109 and enable the connecting column 109 to move downwards, press contact of the switch 108 is achieved, start and stop of equipment or function switching is achieved, the structure is compact and simple, and the product size is reduced. Optionally, the connection post 109 is elastically connected to the body 100, so a coil spring is preferably disposed between the connection post 109 and the body 100, so that the connection post 109 can be reset in time after the movement is completed. Optionally, a guide frame 124 is disposed on the body 100 near the switch 108, a guide hole for guiding the connecting column 109 to move telescopically is disposed on the guide frame 124, the connecting column 109 is inserted into the guide frame 124, and the guide frame 124 is used for ensuring that the connecting column 109 moves stably in the vertical direction, avoiding position deviation and improving reliability.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A hierarchical knob structure, comprising:

and the pressing part is arranged on the key, at least two switches are arranged in the body, the key is rotated to enable the pressing part to correspond to different switches, and different functions are triggered when the key is pressed.

2. A hierarchical knob structure according to claim 1, wherein: a connecting column is arranged between the pressing part and the switch, and the connecting column is elastically connected in the body.

3. A hierarchical knob structure according to claim 1, wherein: the movable part comprises a spring and a steel ball, and the spring enables the steel ball to be pressed against the limiting groove.

4. A hierarchical knob structure according to claim 1, wherein: the dividing plate is provided with a driving rod which is inserted into the inner side wall of the key.

5. A hierarchical knob structure according to claim 1, wherein: an elastic piece is arranged between the index plate and the key, and the key is reset by the elastic piece.

6. A hierarchical knob structure according to claim 1, wherein: the bottom of the accommodating cavity is provided with a buckling groove, the key is provided with a limiting piece, and the limiting piece is buckled in the buckling groove.

7. A hierarchical knob structure according to claim 1, wherein: the accommodating cavity is internally provided with a guide shaft, and the key and the index plate rotate around the guide shaft.

8. A hierarchical knob structure according to claim 2, characterized in that: the body circumference direction on the inside wall be equipped with the guide way, the one end of spliced pole is located the guide way.

9. The hierarchical knob structure according to claim 8, wherein: the pressing part moves in the guide groove.

10. A hierarchical knob structure according to claim 1, wherein: the dividing plate is provided with a clearance part, and the limiter is positioned in the range of the clearance part.