Oven control switch with light prompt

Abstract

The utility model discloses an oven control switch with light prompt, which comprises a base, a knob and a light control assembly, the light control assembly is arranged in the base, and the knob is positioned on the outer side of the light control assembly; the light control assembly comprises a fixed ring sleeve, a rotating part and an annular electric control board, the fixed ring sleeve is fixedly connected with the annular electric control board, the rotating part is arranged in the fixed ring sleeve, and a knob is connected with the rotating part and can drive the rotating part to rotate relative to the annular electric control board; a single chip microcomputer, LED lamps and an annular sliding rheostat are arranged on the annular electric control board, an electrode is arranged on the side, facing the annular electric control board, of the rotating piece and slides on the annular sliding rheostat, the single chip microcomputer controls the LED lamps of different colors to emit light according to changes of resistance values, and the middle of the rotary knob is of a light-transmitting hollow structure. The light control assembly is arranged in the knob switch, the current firepower can be displayed according to light, a user can better master the degree of heating conveniently, and use is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of oven, especially a kind of oven control switch with light prompt. BACKGROUND

[0002] In today's kitchen appliance field, oven has become indispensable assistant for family cooking. The traditional oven is usually equipped with knob switch to adjust temperature and time, however, this design has obvious deficiency in user experience.

[0003] When using, user usually controls fire size according to knob rotation angle, cannot intuitively understand current set fire size is big fire or small fire, needs to rely on experience or repeatedly tries to find suitable temperature, is prone to cause food overcooked or undercooked. Traditional knob switch cannot provide feedback, user cannot confirm whether successfully adjusted to required fire size, inconvenient to operate. SUMMARY

[0004] In order to solve the above problems, the utility model provides a kind of oven control switch with light prompt, can show current fire size according to light, improve user experience.

[0005] Therefore, the technical scheme of the utility model is: a kind of oven control switch with light prompt, including base, knob and light control component, the light control component is placed in base, and knob is located outside light control component;The light control component includes fixed ring cover, rotating piece and annular electric control board, fixed ring cover is fixedly connected with annular electric control board, rotating piece is placed in fixed ring cover, and knob is connected with rotating piece, can drive rotating piece relative annular electric control board rotation;Annular electric control board is equipped with single-chip microcontroller, LED lamp and annular sliding rheostat, rotating piece is equipped with electrode towards annular electric control board side, electrode slides on annular sliding rheostat, and single-chip microcontroller controls different color LED lamp to emit light according to the change of resistance value, and the middle of knob is the light-transmitting hollow structure.

[0006] On the basis of the above scheme and as preferred scheme of the above scheme: the fixed ring cover is equipped with a circle of dentate structure towards rotating piece side, and rotating piece is equipped with a metal washer, and the metal washer is equipped with protrusion towards dentate structure side, and protrusion slides on dentate structure, generates prompt sound.

[0007] On the basis of the above scheme and as preferred scheme of the above scheme: the light control component further includes a transparent cover, and the transparent cover is equipped with the opening containing fixed ring cover in the middle, and annular electric control board is fixed in transparent cover, and transparent cover is fixed on base.

[0008] As a preferred scheme of the above scheme and on the basis of the above scheme: the base comprises a bottom ring and a bottom disc, which are fixedly connected through buckling; the bottom disc is provided with a positioning column and a mounting hole, and the transparent cover is provided with a positioning hole and an assembly hole, which cooperate with the positioning column and the mounting hole on the bottom disc.

[0009] As a preferred scheme of the above scheme and on the basis of the above scheme: the knob comprises a rotating disc and a protruding hand-held part, the hand-held part is a hollow structure, the top surface is provided with a hollow structure, and the hollow structure is internally provided with a transparent baffle.

[0010] As a preferred scheme of the above scheme and on the basis of the above scheme: a connecting rod is fixed behind the knob, the connecting rod sequentially penetrates through the fixed ring sleeve, the rotating piece and the annular electric control board, and penetrates out of the base; the rotating piece is internally provided with a clamping groove, which can be clamped with the connecting rod.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. The light control assembly is arranged in the knob switch, the rotating piece is driven when the knob is rotated to control the firepower, the electrode of the rotating piece slides on the annular sliding resistor, according to the change of the resistance value, the single-chip microcomputer controls the light-emitting of the LED lamp of different colors, and the light is transparent from the hollow part in the middle of the knob, when the knob is rotated to different firepower positions, different colors of light can be emitted, the current firepower size can be displayed according to the light, the user can better master the fire, and the use is more convenient.

[0013] 2. A circle of toothed structures is arranged on the fixed ring sleeve, the metal washer can be rotated when the rotating piece is rotated, the protrusions on the metal washer slide on the toothed structures, and the prompt sound of click is generated, the rotation of the rotating piece can be perceived through the sound, the user is fed back through the click sound, and the user experience is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is an exploded view of the utility model parts;

[0017] Figure 4 It is a structural schematic view of the light control assembly of the utility model;

[0018] Figure 5 It is an exploded view of the light control assembly parts of the utility model;

[0019] Figure 6 It is a circuit principle diagram of the light control assembly of the utility model.

[0020] The figure is marked as: base 1, bottom ring 11, bottom disc 12, knob 2, rotating disc 21, hand-held part 22, hollow structure 23, baffle 24, protruding block 25, connecting piece 26, light control assembly 3, transparent cover 31, fixed ring 32, toothed structure 321, rotating piece 33, clamping groove 331, mounting groove 332, electrode 333, annular electric control board 34, LED lamp 341, annular sliding rheostat 342, metal washer 35, protrusion 351, plug 36, convex strip 361. DETAILED DESCRIPTION

[0021] In the description of the utility model, it needs to be explained that for the orientation words, if the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and cannot be understood as limiting the specific protection scope of the utility model.

[0022] In addition, if the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the "first", "second" features can be explicitly or implicitly included one or more features, and in the description of the utility model, the meaning of "several", "several" is two or more than two, unless otherwise explicitly specified.

[0023] Referring to the drawings. The oven control switch with light prompting described in the embodiment comprises a base 1, a knob 2 and a light control assembly 3, the base 1 comprises a bottom ring 11 and a bottom disc 12, which are fixedly connected by buckling; a plurality of positioning columns and mounting holes are arranged on the bottom disc 12, which facilitates the fixation of the light control assembly 3 on the bottom disc 12.

[0024] The knob 2 comprises a rotating disc 21 and a protruding hand-held part 22, the rotating disc 21 is placed in the bottom ring 11, and the gap between the rotating disc 21 and the bottom ring 11 can also be a light-transmitting part; the hand-held part 22 is a hollow metal structure, the top surface is provided with a hollow structure 23, and the hollow structure 23 is internally provided with a transparent baffle 24, the baffle 24 is provided with a protruding block 25 with the same image as the hollow structure, which can fill the hollow structure and prevent water and dust from entering the hollow structure 23, but will not block the light, and the light can be transmitted from the hollow part of the knob.

[0025] The knob 2 is fixed with a connecting piece 26 at the back by bolts, and the connecting piece 26 can be fixed with a connecting rod (not shown in the figure) in sequence, the connecting rod can pass through the through hole on the light control assembly 3 and the through hole on the chassis 12, and cooperate with the igniter of the oven to work, ignite, turn off the fire and adjust the fire size.

[0026] The light control assembly 3 includes a transparent cover 31, a fixed ring 32, a rotating part 33 and a ring-shaped electric control board 34, the transparent cover 31 is provided with an opening in the middle to accommodate the fixed ring 32, the fixed ring 32 is fixed on the ring-shaped electric control board 34, and the transparent cover 31 covers the ring-shaped electric control board 34, and the two are fixed together. The transparent cover 31 also does not block the light of the LED, and the transparent cover 31 is provided with a positioning hole and an assembly hole, which cooperate with the positioning column and the mounting hole on the chassis 12 to install the light control assembly 3 on the chassis 12.

[0027] The rotating part 33 is placed in the fixed ring 32, the rotating part 33 is of annular structure, and an axial clamping groove 331 is arranged on the inner wall, a plug 36 is fixed on the connecting rod when the connecting rod passes through the middle of the rotating part 33, and a convex strip 361 is arranged on the plug 36 and clamped into the clamping groove 331, so that when the connecting rod rotates, the rotating part 33 can be driven to rotate together.

[0028] A set of toothed structures 321 is arranged on the side of the fixed ring 32 facing the rotating part, an installation groove 332 is arranged on the side of the rotating part 33 facing the fixed ring 32, a metal washer 35 is arranged in the installation groove 332, and a protrusion 351 is arranged on the metal washer 35 and faces the toothed structure side, when the rotating part 33 rotates relative to the fixed ring 32, the protrusion on the metal washer 35 will slide on the toothed structure 321, producing a click, click prompt sound, through the sound, the rotation of the rotating part 33 can be perceived, and the user is fed back through the click sound, improving the user experience.

[0029] The ring-shaped electric control board 34 is provided with a single-chip microcomputer, an LED lamp 341 and a ring-shaped sliding resistor 342, two electrodes 333 are arranged on the side of the rotating part 33 facing the ring-shaped electric control board 34, the two electrodes 333 are in electrical contact with the ring-shaped sliding resistor 342, when the rotating part 33 rotates, the electrodes 333 slide on the ring-shaped sliding resistor 342, and the single-chip microcomputer controls the light-emitting diode to emit light of different colors according to the change of the resistance value. Figure 6 As shown in the figure, the 8-pin single-chip microcomputer MCU receives the resistance value VR-A of the sliding resistor VR1, and according to the resistance value VR-A, the PWM / Y signal, the PWM / R signal or the PWM / O signal is sent out to control the light-emitting diode to emit yellow light, red light or white light, respectively, the yellow light represents small fire, the red light represents large fire, and the white light represents off fire, etc.

[0030] When the knob 2 rotates to control the firepower, the rotating member 33 is driven, and the electrode 333 of the rotating member 33 slides on the annular sliding rheostat 342; according to the change of the resistance value, the single-chip microcomputer controls different color LED lights to emit light and to be transparent from the hollow part in the middle of the knob 2, when the knob rotates to different power positions, different color lights can be emitted, and the current firepower size can be displayed according to the light, so that the user can better master the fire time, and the use is more convenient.

[0031] The preferred embodiments of the present application have been described above, the protection scope of the present application is not limited to the above-mentioned embodiments, any technical scheme falling within the idea of the present application belongs to the protection scope of the present application. It should be noted that, for ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application can also be considered as the protection scope of the present application.

Claims

1. An oven control switch with light cues, characterized by: The application relates to a lamp control assembly, which comprises a base, a knob and a lamp control assembly arranged in the base and outside the lamp control assembly; the lamp control assembly comprises a fixed ring, a rotating part and a ring-shaped electric control board; the fixed ring is fixedly connected with the ring-shaped electric control board; the rotating part is arranged in the fixed ring; the knob is connected with the rotating part and can drive the rotating part to rotate relative to the ring-shaped electric control board; the ring-shaped electric control board is provided with a single-chip microcomputer, LED lamps and a ring-shaped sliding resistor; one side of the rotating part is provided with an electrode which slides on the ring-shaped sliding resistor; the single-chip microcomputer controls the LED lamps of different colors to emit light according to the change of the resistance value; and the middle of the knob is a light-transmitting hollow structure.

2. A control switch for an oven with light cues as defined in claim 1, characterized in that: The fixed ring is provided with a ring of tooth-shaped structures on one side facing the rotating part; a metal washer is arranged on the rotating part; the metal washer is provided with a protrusion on one side facing the tooth-shaped structures; the protrusion slides on the tooth-shaped structures to generate a prompt sound.

3. The oven control switch with light indication as described in claim 1, characterized in that: The lamp control assembly further comprises a transparent cover; the transparent cover is provided with an opening in the middle for accommodating the fixed ring; the ring-shaped electric control board is fixed in the transparent cover; and the transparent cover is fixed on the base.

4. A control switch for an oven with light cues as defined in claim 3, characterized in that: The base comprises a bottom ring and a bottom disc which are fixedly connected through buckling; the bottom disc is provided with positioning columns and mounting holes; the transparent cover is provided with positioning holes and assembling holes which work in cooperation with the positioning columns and the mounting holes on the bottom disc.

5. A light-indicating oven control switch as described in claim 1, characterized in that: The knob comprises a rotating disc and a protruding hand-holding part; the hand-holding part is a hollow structure; the top surface is provided with a hollow structure; and the hollow structure is internally provided with a transparent baffle.

6. A control switch for an oven with light cues as defined in claim 1, characterized in that: A connecting rod is fixed behind the knob; the connecting rod sequentially penetrates through the fixed ring, the rotating part and the ring-shaped electric control board and penetrates out of the base; the rotating part is internally provided with a clamping groove which can be clamped with the connecting rod.

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