CN216439065U

CN216439065U - Knob device and have cooking machine of knob device

Info

Publication number: CN216439065U
Application number: CN202122939752.2U
Authority: CN
Inventors: 何永泉; 陈国华; 黄斌
Original assignee: Guangdong Changsheng Electric Appliance Co ltd
Current assignee: Guangdong Changsheng Electric Appliance Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-05-06
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a knob device and a food processor with the knob device, wherein the food processor comprises a mounting bracket, a circuit board, a knob and a button, wherein the mounting bracket is provided with a mounting port; the knob is rotatably arranged in the mounting port; the circuit board is provided with an encoder, and the knob is connected with the encoder through a gear assembly; one end of the button is formed as a pressed end; the other end of the button is formed as a pressing end; the pressing end is penetrated in the knob and can move close to or far away from the circuit board when the pressing end is subjected to external force; the pressing end is used for touching the circuit board after the pressing end moves close to the circuit board. A food processer with a knob device comprises a machine body, the knob device, a food processing cup, a driving assembly and a blade assembly. The rotary knob and the encoder on the circuit board are driven by the gear assembly, so that the rotary knob and the encoder on the circuit board can rotate more flexibly.

Description

Knob device and have cooking machine of knob device

Technical Field

The utility model relates to the technical field of household appliances, in particular to a knob device and a food processor with the knob device.

Background

At present, with the continuous improvement of the living standard of people, many different types of food cooking machines appear on the market, and the food cooking machines can be used for making soybean milk, squeezing fruit juice, making meat paste and the like; the household food processing function with multiple purposes is realized, the machine can be used for replacing manual stirring, crushing, juicing and other work of food, time and labor are saved, and the household food processing machine is sanitary and convenient. The machine can be used for processing food at home, so that delicious, healthy and green food can be prepared.

The leading principle of cooking machine is through the motor, the drive cross blade carries out functions such as stirring, cutting to food, consequently the cutting effect of cutter has directly been influenced to the speed of motor speed in cooking machine course of working, and also require differently to the cutting speed of blade to different food, must be fast a little to harder food cutter rotational speed, just so can realize the cutting, rotation speed to softer food cutter is less a little relatively, consequently, cooking machine must install a control circuit board and adjusts the motor.

Be equipped with motor and control circuit board in cooking machine installing support, control circuit board is connected with the motor electricity, be connected with the encoder of the corresponding signal of telecommunication of output after detecting the angle change on control circuit board, through be connected with the encoder after with the signal of telecommunication control circuit board of encoder output with each rotational speed change to the motor carry out signal transmission, and the selection of function then realizes through the knob with the affirmation to the rotational speed control that makes the motor output is more accurate, thereby adapts to the cutting requirement of different food.

However, current knob directly links with the encoder in rotating, therefore encoder and the coaxial rotation of knob cover the product that has indicator or instruction sign to the button, and the knob is at the pivoted in-process, and the coaxial rotation of knob can be followed to the button lid to, indicator or instruction sign on the button lid also can follow the coaxial rotation of knob and influence beautifully.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, one of the objectives of the present invention is to provide a knob device, wherein the knob and the encoder on the circuit board are driven by a gear assembly, and the rotation is more flexible.

The other object of the present invention is to provide a food processor with a rotating device, wherein the knob of the knob device and the encoder on the circuit board are driven by a gear assembly, so that the rotation is more flexible.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a knob device comprises a mounting bracket, a circuit board, a knob and a button, wherein the mounting bracket is provided with a mounting opening; the knob is rotatably arranged in the mounting port; the circuit board is provided with an encoder, and the knob is connected with the encoder through a gear assembly; one end of the button is formed as a pressed end; the other end of the button is formed as a pressing end; the pressing end is penetrated in the knob and can move close to or far away from the circuit board when the pressing end is subjected to external force; the pressing end is used for touching the circuit board after the pressing end moves close to the circuit board.

Furthermore, the gear assembly comprises a gear shaft and a gear ring, and the gear ring is arranged on the inner side of the knob and is fixedly connected with the knob; one end of the gear shaft is penetrated in the gear ring and meshed with the gear ring; the other end of the gear shaft extends out of the knob and is connected with the encoder; the axis of the gear shaft and the axis of the knob are arranged in a staggered mode.

Furthermore, the mounting opening is provided with a decorative cover which is covered by a sealing cover, and the middle part of the decorative cover is provided with a penetrating port and a button sleeve; the knob is arranged on the decorative cover and surrounds the penetrating port, and the button sleeve is penetrated in the knob; the end part of the gear shaft extending out of the knob extends into the encoder through the penetrating port; the other end of the gear shaft penetrates into the button sleeve; the pressing end is sleeved outside the button sleeve.

Furthermore, the pressing end is provided with a pressing column which is connected in the button sleeve in a penetrating manner and used for jacking the gear shaft.

Furthermore, an elastic component is clamped between the pressing end and the button sleeve and is used for providing elastic stress for driving the pressing end to move away from the circuit board.

Furthermore, the button comprises a button cover and a button pressing plate, and the button cover is covered at one end of the button pressing plate in a sliding manner in a clamping manner; the button cover is provided with a first limit buckle; the end part of the button pressing plate is provided with a second limiting buckle; the first limiting buckle is in sliding clamping connection with the second limiting buckle; the other end of the button pressing plate is covered on the button sleeve in a clamping manner.

Furthermore, a clamping column is convexly arranged on the button sleeve; the button pressing plate is provided with a buckle; the buckle is clamped on the clamping column.

Further, the periphery of the decorative cover is covered with a surface sticker.

The second purpose of the utility model is realized by adopting the following technical scheme:

a food processer with a knob device comprises a machine body, the knob device, a food processing cup, a driving assembly and a blade assembly, wherein a mounting bracket is mounted on the machine body; the cooking cup is arranged on the machine body; the blade component is pivoted in the cooking cup; the driving assembly is arranged in the machine body; the driving power supply of the driving assembly is electrically connected with the circuit board; the driving assembly is used for driving the blade assembly to rotate.

Compared with the prior art, the utility model has the beneficial effects that: the encoder on the circuit board of the knob device is in transmission connection with the knob through the gear assembly, namely transmission is carried out in a gear meshing mode, the transmission structure is simple, the assembly is convenient, and the knob device can be made smaller and simultaneously meets the functions of axial rotation and axial pressing; and the transmission mode of gear internal meshing is adopted, so that the transmission area is larger, and the transmission is more stable and reliable.

Drawings

FIG. 1 is a cross-sectional view of the knob device of the present invention;

FIG. 2 is an exploded view of the knob device of the present invention;

fig. 3 is a schematic structural diagram of the food processor of the present invention.

In the figure: 10. a body; 20. a knob; 31. a button cover; 311. a first limit buckle; 32. a button pressing plate; 321. buckling; 40. a circuit board; 41. an encoder; 42. mounting a bracket; 51. a gear shaft; 52. a gear ring; 60. a decorative cover; 61. a button sleeve; 611. a clamping column; 62. pasting the surface; 63. a penetrating port; 70. an elastic member; 80. a cooking cup.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and the detailed description below:

in the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In the case of the example 1, the following examples are given,

the knob device shown in fig. 1 and 2 includes a mounting bracket 42, a circuit board 40, a knob 20, and a button, wherein the mounting bracket 42 is provided with a mounting opening through which the circuit board 40 can be mounted on the mounting bracket 42. Install the rotatable in the installing port with knob 20, and be equipped with encoder 41 on the circuit board 40, and knob 20 passes through the gear assembly and is connected with encoder 41, so, knob 20 rotates and can the gear assembly transmission, drives encoder 41 and rotates, detects angle turn signal.

One end of the specific button is formed into a pressed end, and the other end of the button is formed into a pressed end; the pressing end is threaded into the knob 20, and the pressing end can move closer to or away from the circuit board 40 when the force-bearing end of the knob 20 is stressed. The pressing end touches the circuit board 40 after moving close to the circuit board 40.

On the basis of the structure, when the knob device is used, the knob device can be applied to a structure with a motor, such as a food processor, a juice extractor and the like, a control circuit of the motor is electrically connected with the circuit board 40, the encoder 41 can be driven to rotate by rotating the knob 20 on the mounting bracket 42, the encoder 41 which outputs corresponding electric signals after detecting angle changes, each rotating speed change of the motor is subjected to signal transmission by controlling a chip of the circuit board 40 through the electric signals output by the encoder 41 after being connected with the encoder 41, and the selection and the confirmation of the functions are realized through the knob 20, so that the rotating speed control output by the motor is more accurate, and the cutting requirements of different foods are met.

The specific rotation control of the encoder 41, the motor, the circuit board 40 and the knob 20 all belong to the prior art, and do not belong to the technical content to be protected in the present application, and detailed description is omitted here.

When knob 20 rotated to the gear that corresponds, can be through the pressurized end of pressing the button, the pressurized end atress can drive the end of pressing and be close to circuit board 40 motion, start the switch circuit on the circuit board 40 to the starter motor realizes actions such as squeezing juice or cooking.

In the embodiment, the encoder 41 on the circuit board 40 of the knob device is in transmission connection with the knob 20 through the gear assembly, namely, the transmission is carried out in a gear meshing manner, so that the transmission structure is simple, the assembly is convenient, and the knob device can be made smaller and simultaneously meet the functions of axial rotation and axial pressing; and the transmission mode of gear internal meshing is adopted, so that the transmission area is larger, and the transmission is more stable and reliable.

Specifically, the gear assembly in this embodiment includes a gear shaft 51 and a gear ring 52, the gear ring 52 is disposed inside the knob 20, the gear ring 52 is fixedly connected to the inner ring of the knob 20, one end of the gear shaft 51 is inserted into the gear ring 52 and meshed with the gear ring 52, and the other end of the gear shaft 51 extends out of the knob 20 and is connected to the encoder 41; the axis of the gear shaft 51 is offset from the axis of the knob 20.

Thus, the rotation of the knob 20 can drive the gear ring 52 to rotate, the rotation of the gear ring 52 can drive the gear shaft 51 engaged therewith to rotate, and the rotation of the gear shaft 51 can drive the encoder 41 connected therewith to perform the angle detection operation. In addition, the gear shaft 51 and the gear ring 52 are meshed for transmission, so that the formed transmission structure precision is controlled through the tooth-shaped structure, and the transmission precision is higher.

Of course, in this embodiment, the gear shaft 51 and the gear ring are engaged with each other in a manner that the gear shaft 51 can penetrate through the gear ring, so that the required assembly space is smaller and the structure of the knob 20 does not need to be large.

Further, in order to facilitate the installation of the knob device, the installation opening is covered with a decoration cover 60, a through opening 63 and a button sleeve 61 are provided in the middle of the decoration cover 60, when the button is assembled, the knob 20 can be installed on the decoration cover 60, and the knob 20 is surrounded outside the through opening 63.

The button sleeve 61 is inserted in the knob 20, and the end of the gear shaft 51 extending out of the knob 20 is inserted from the insertion port 63 and connected with the encoder 41; the other end of the gear shaft 51 is penetrated into the button sleeve 61; the pressing end is sleeved outside the button sleeve 61.

Thus, the decoration cover 60 can be additionally installed at the installation opening of the installation support 42, and the decoration cover 60 is assembled on the installation support 42 through screws or bolts, so as to be convenient for disassembly and assembly, and then the knob 20 is sleeved outside the installation opening to be correspondingly installed, so as to be convenient for positioning.

In addition, the button can be installed on the button sleeve 61 correspondingly, so that the positioning and the assembly of the button are convenient, the structure for installing the button is not required to be additionally processed on the installing support 42, and the decorative cover 60 can be directly processed.

And after the button is assembled to the button sleeve 61, the button can correspond to the gear shaft 51, and thus can move toward or away from the circuit board 40 relative to the button sleeve 61, thereby realizing a pressing action.

Specifically, the pressing end may be provided with a pressing post, and the pressing post is inserted into the button sleeve 61 and used for pressing against the gear shaft 51, so that the button is installed in the button sleeve 61 and can slide relative to the button sleeve 61, the button sleeve 61 can guide the pressing action of the button, and the pressing post can press against the gear shaft 51 in the movement process of the pressing end of the button close to the circuit board 40 to realize the touch action on the circuit board 40, so that the movement stroke of the button does not need to be too large and can also realize the pressing action.

Furthermore, an elastic member 70 may be clamped between the pressing end and the button sleeve 61, the elastic member 70 is used to provide an elastic stress for driving the pressing end to move away from the circuit board 40, that is, when the pressing action is performed, the pressed end moves close to the circuit board 40, the elastic member 70 is compressed, the pressing end can normally touch the circuit board 40 to complete the start-stop action, and when the elastic member 70 is reset, the elastic stress can be provided to drive the pressing end to reset.

Further, the button may include a button cover 31 and a button pressing plate 32, the button cover 31 is slidably covered on one end of the button pressing plate 32 in a clamping manner, that is, a first limit buckle 311 is disposed on the button cover 31, a second limit buckle is disposed at an end portion of the button pressing plate 32, when the button cover 31 and the button pressing plate 32 are assembled, the first limit buckle 311 and the second limit buckle may be slidably clamped, and the other end of the button pressing plate 32 is covered on the button sleeve 61 in a clamping manner.

Therefore, the button structure is formed by the button cover 31 and the button pressing plate 32 which are clamped with each other, when assembling, the button pressing plate 32 can be assembled on the button sleeve 61 positioned in the knob 20 in a clamping mode, the button cover 31 and the button pressing plate 32 are assembled in a sliding mode, the button cover 31 can be pressed and simultaneously can be covered, and the internal structure is prevented from being exposed.

Further, in order to facilitate the assembly of the button pressing plate 32 and the button sleeve 61, the button sleeve can be convexly provided with the clamping column 611, the button pressing plate 32 is correspondingly provided with the buckle 321, the buckle 321 is clamped on the clamping column 611, clamping assembly can be achieved, and the disassembly and assembly are more convenient.

Further, the outer periphery of the decoration cover 60 is covered with a surface paste 62, and the surface paste 62 can play a decoration role to prevent the structure of the decoration cover 60 from being exposed.

In the case of the example 2, the following examples are given,

as shown in fig. 1, 2 and 3, the food processer with the knob device comprises a machine body, the knob device, a food processing cup 80, a driving assembly and a blade assembly, wherein the knob device comprises a mounting bracket 42, a circuit board 40, a knob 20 and a button, and a mounting opening is formed in the mounting bracket, that is, the circuit board 40 can be mounted in the mounting bracket 42 through the mounting opening. Install the rotatable in the installing port with knob 20, and be equipped with encoder 41 on the circuit board 40, and knob 20 passes through the gear assembly and is connected with encoder 41, so, knob 20 rotates and can the gear assembly transmission, drives encoder 41 and rotates, detects angle turn signal.

One end of the specific button is formed as a pressed end, and the other end of the button is formed as a pressed end; the pressing end is threaded into the knob 20, and the pressing end can move closer to or away from the circuit board 40 when the force-bearing end of the knob 20 is stressed. The pressing end touches the circuit board 40 after moving close to the circuit board 40.

The mounting bracket 42 can be mounted on the machine body 10, and the cooking cup 80 is mounted on the machine body 10; the blade component is pivoted in the cooking cup 80; the driving assembly is installed in the machine body 10; the driving power supply of the driving component is electrically connected with the circuit board 40; the driving component is used for driving the blade component to rotate.

It should be noted that, the driving assembly in this embodiment is of a motor structure, that is, the rotating shaft of the motor is connected with the blade assembly, and the rotating shaft of the motor rotates to drive the blade assembly to rotate, so as to implement the smashing action on the food.

On the basis of the structure, when the food processer is used, the knob device can be assembled on the food processer, the control circuit of the motor is electrically connected with the circuit board 40, the encoder 41 can be driven to rotate by rotating the knob 20 on the machine body, the encoder 41 which outputs corresponding electric signals after detecting the angle change, the chip of the circuit board is controlled by the electric signals output by the encoder 41 after being connected with the encoder 41, and the signal transmission is carried out on each rotating speed change of the motor, and the selection and the confirmation of the function are realized by the knob 20, so that the rotating speed control output by the motor is more accurate, the cutting speed of the blade assembly is different, and the cutting requirements of different foods are met.

Further, in order to facilitate the installation of the knob device, a decoration cover 60 may be provided at the installation opening of the installation bracket 42, a penetration opening 63 and a button sleeve 61 may be provided at the middle portion of the decoration cover 60, and when the button is assembled, the knob 20 may be installed to the decoration cover 60, and the knob 20 may be surrounded by the penetration opening 63.

Further, the button may include a button cover 31 and a button pressing plate 32, the button cover 31 is covered on one end of the button pressing plate 32 in a sliding manner, that is, a first limit buckle 311 is disposed on the button cover 31, and a second limit buckle is disposed at an end of the button pressing plate 32, so that when the button cover 31 and the button pressing plate 32 are assembled, the first limit buckle 311 and the second limit buckle can be in a sliding engagement, and the other end of the button pressing plate 32 is covered on the button sleeve 61 in a clamping manner.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. A knob device is characterized by comprising a mounting bracket, a circuit board, a knob and a button, wherein the mounting bracket is provided with a mounting opening; the knob is rotatably arranged in the mounting port; the circuit board is provided with an encoder, and the knob is connected with the encoder through a gear assembly; one end of the button is formed as a pressed end; the other end of the button is formed as a pressing end; the pressing end is penetrated in the knob and can move close to or far away from the circuit board when the pressing end is subjected to external force; the pressing end is used for touching the circuit board after the pressing end moves close to the circuit board.

2. The knob apparatus according to claim 1, wherein the gear assembly comprises a gear shaft and a gear ring, the gear ring is disposed inside the knob and is fixed to the knob; one end of the gear shaft is penetrated in the gear ring and meshed with the gear ring; the other end of the gear shaft extends out of the knob and is connected with the encoder; the axis of the gear shaft and the axis of the knob are arranged in a staggered mode.

3. The knob apparatus according to claim 2, wherein the mounting opening is covered with a decoration cover, and a through opening and a button sleeve are provided in the middle of the decoration cover; the knob is arranged on the decorative cover and is surrounded outside the penetrating port, and the button sleeve is penetrated in the knob; the end part of the gear shaft extending out of the knob extends into the encoder through the penetrating port; the other end of the gear shaft penetrates into the button sleeve; the pressing end is sleeved outside the button sleeve.

4. The knob apparatus according to claim 3, wherein the pressing end is provided with a pressing post penetrating into the button housing and pressing against the gear shaft.

5. The knob apparatus according to claim 3, wherein an elastic member is interposed between the pressing end and the knob sleeve, the elastic member being adapted to provide an elastic stress for urging the pressing end away from the circuit board.

6. The knob apparatus according to claim 5, wherein the button includes a button cover and a button pressing plate, the button cover slidably covers one end of the button pressing plate in a snap-fit manner; the button cover is provided with a first limit buckle; the end part of the button pressing plate is provided with a second limiting buckle; the first limiting buckle is in sliding clamping connection with the second limiting buckle; the other end of the button pressing plate is covered on the button sleeve in a clamping manner.

7. The knob device according to claim 6, wherein a catching post is convexly provided on the button housing; the button pressing plate is provided with a buckle; the buckle is clamped on the clamping column.

8. The knob device according to claim 3, wherein the decorative cover is faced along the periphery of the cover.

9. A food processor with a knob device, comprising a body, the knob device according to any one of claims 1 to 8, a food processing cup, a drive assembly and a blade assembly, wherein the mounting bracket is mounted on the body; the cooking cup is arranged on the machine body; the blade component is pivoted in the cooking cup; the driving assembly is arranged in the machine body; the driving power supply of the driving assembly is electrically connected with the circuit board; the driving assembly is used for driving the blade assembly to rotate.