Flour mixer with display knob and stepless speed regulation knob

Abstract

The utility model belongs to the technical field of flour stirring machines, and particularly relates to a flour stirring machine with a display and stepless speed regulation knob, which comprises a flour stirring machine main body, an information display and a speed regulation device, the information display is used for displaying speed regulation information of the speed regulation device, so that speed regulation operation is visualized, and speed regulation is facilitated; the speed regulating device comprises a potentiometer and an elastic moving part; the potentiometer comprises a rotating shaft which is provided with a limiting piece; a plurality of limiting grooves distributed in the circumferential direction of the rotating shaft are formed in the limiting piece; the elastic movable part is provided with a limiting clamping protrusion, and the limiting clamping protrusion can be elastically clamped with the limiting groove so as to limit rotation of the rotating shaft. During use, the rotating shaft is rotated to adjust the potentiometer, and the potentiometer adjusts the flour stirring speed by changing the resistance; the potentiometer adjusts the resistance in a stepless manner, and a user can adjust the resistance value to any position in the resistance value range of the potentiometer, so that the rotation speed adjustment of the flour mixer main body has continuity and flexibility.

Description

Technical Field

[0001] The utility model belongs to the technical field of dough mixers, and particularly relates to a dough mixer with a display and a stepless speed regulation knob. Background Art

[0002] A dough mixer is a household appliance for kneading dough. Its structure usually includes a power supply, a driving motor, a stirring shaft and a control switch, and sometimes also has a speed regulation device and a display screen; the speed regulation device is used to flexibly adjust the rotation speed of the stirring shaft, so that it can be used in different stirring scenarios; the display screen is used to display the rotation speed or stirring duration of the stirring shaft.

[0003] Chinese Utility Model Patent CN219844781U discloses a dough mixer with a display knob, which includes a dough mixing mechanism provided with a control component; the control component includes a PCB bracket arranged in a base, and a liquid crystal display gear knob is electrically connected to the PCB bracket, and the liquid crystal display gear knob is movably assembled on the PCB bracket; wherein, the liquid crystal display gear knob includes an encoder electrically connected to the PCB bracket, a knob sleeve is sleeved on the outer surface of the encoder, and a touch display screen is arranged in front of the encoder in the knob sleeve; the utility model can select different stirring functions by rotating the knob sleeve, but does not disclose the specific structure of the knob sleeve.

[0004] Most of the speed regulation devices of the existing dough mixers on the market are set as a stepwise regulation structure, so that the speed regulation of the dough mixer has discreteness and the regulation is not flexible enough. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a dough mixer with a display and a stepless speed regulation knob, aiming to solve the technical problem that in the prior art, the speed regulation device is a stepwise regulation structure, so that the speed regulation of the dough mixer has discreteness and the regulation is not flexible enough.

[0006] To achieve the above purpose, a dough mixer with a display and a stepless speed regulation knob provided by an embodiment of the utility model includes a dough mixer main body; the dough mixer main body includes a control mechanism; the control mechanism includes an information display and a speed regulation device; the information display is connected to the speed regulation device and is used to display the speed regulation information of the speed regulation device; the speed regulation device includes a potentiometer and an elastic movable member; wherein, the potentiometer includes a rotating shaft; a limiting member is arranged on the rotating shaft; a plurality of limiting grooves arranged circumferentially along the rotating shaft are arranged on the limiting member; the elastic movable member is provided with a limiting clamping protrusion, and the limiting clamping protrusion can be elastically clamped with the limiting groove to limit the rotation of the rotating shaft.

[0007] Optionally, the elastic movement direction of the elastic movable member is arranged along the radial direction of the rotating shaft.

[0008] Optionally, the elastic movable member includes an elastic member and a clamping block connected to each other; the limiting clamping protrusion is arranged on the clamping block; the elastic member is used to make the clamping block move elastically.

[0009] Optionally, a switch positioning groove is provided on the limiting member, and the switch positioning groove can be adaptively clamped with the limiting convex, and at this time, the potentiometer is in the closed position; an abutting block is provided between the switch positioning groove and the limiting groove, and the elastic movable member can be elastically contacted with the abutting block.

[0010] Optionally, a plurality of limiting grooves form a limiting portion, and the switch positioning groove is provided at one end of the limiting portion; a blocking member is provided at the other end of the limiting portion.

[0011] Optionally, the dough mixer main body is provided with a PCB board and a fixing frame; the fixing frame is connected to the PCB board, and the information display is fixedly connected to the fixing frame; a first connection position is provided between the PCB board and the fixing frame, and a second connection position is provided between the fixing frame and the information display; the potentiometer is arranged at the first connection position; a knob is provided at the second connection position, and the knob is rotatably connected to the fixing frame; a central hole is provided on the fixing frame, and one end of the rotating shaft passes through the central hole to be connected to the knob.

[0012] Optionally, a connection hole is provided on the knob; a connection portion protrudes from the fixing frame, and one end of the connection portion passes through the connection hole to be connected to the information display; a plurality of limiting grooves form a limiting portion, and the shape of the connection hole corresponds to the limiting portion so that the knob can rotate.

[0013] Optionally, a connection groove is recessed in the middle of the outer side wall of the knob; one end of the connection hole communicates with the connection groove; the information display is arranged in the connection groove.

[0014] Optionally, the information display includes a display board and a display screen; a light-emitting lamp is provided on the display board; the display screen is arranged on the outer side of the display board.

[0015] Optionally, a lamp shade is provided between the display board and the display screen; a plurality of light-transmitting holes are provided on the lamp shade.

[0016] Compared with the prior art, one or more of the above technical solutions in a dough mixer with a display and a stepless speed regulation knob provided by the embodiment of the present invention at least have the following technical effects:

[0017] During use, rotate the rotating shaft to adjust the potentiometer, and the potentiometer adjusts the dough mixing speed by changing the resistance; the adjustment of the resistance by the potentiometer is stepless adjustment, and the user can adjust the resistance value to any position within the resistance value range of the potentiometer, so that the rotation speed adjustment of the dough mixer main body has continuity and flexibility; after the rotating shaft rotates to the required position, the elastic movable member is elastically clamped with the limiting member to limit the rotation of the rotating shaft, and the rotating shaft will not automatically rotate to the initial state, so that the resistance value remains unchanged; the speed regulation information of the speed regulation device can be displayed on the information display, so that the speed regulation operation is visualized and the speed is convenient to adjust. Description of the Drawings

[0018] To more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a schematic structural diagram of the present invention.

[0020] Figure 2 It is an exploded view of a certain angle of the control mechanism.

[0021] Figure 3 It is an exploded view of another angle of the control mechanism.

[0022] Figure 4 For Figure 2 It is an enlarged view of the A circle in

[0023] Figure 5 It is an exploded view of the information display.

[0024] Among them, the reference numerals in the figure:

[0025] 1. Information display; 2. Speed regulation device;

[0026] 11. Display board; 111. Light-emitting lamp; 12. Lamp shade; 121. Light-transmitting hole; 13. Display screen; 131. Touch position;

[0027] 21. Potentiometer; 211. Rotating shaft; 22. Limiting member; 23. Limiting part; 231. Limiting groove; 241. Abutting block; 242. Switch positioning groove; 243. Stopping member; 25. Elastic movable member; 251. Elastic member; 252. Clamping block; 253. Limiting convex; 26. PCB bracket; 261. Guiding part;

[0028] 31. PCB board; 311. First connection position; 32. Fixing frame; 321. Central hole; 322. Connection part; 323. Second connection position; 33. Knob; 331. Connection hole; 332. Connection groove. Detailed implementation manners

[0029] The following will describe in detail the embodiments of the present invention. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below by referring to the drawings are exemplary and are intended to explain the embodiments of the present invention, and should not be construed as a limitation to the present invention.

[0030] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings. These are only for the convenience of describing the embodiments of the present utility model and for simplification, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.

[0031] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0032] In the embodiments of the present utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", "connection", "fixation", etc. should be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0033] In the first embodiment of the present utility model, a dough mixer with a display and a stepless speed control knob is provided. The main body of the dough mixer includes a control mechanism, and the control mechanism is used to process the input information and output information of the main body of the dough mixer; refer to Figures 1 - 5 , the control mechanism includes an information display 1 and a speed control device 2; the information display 1 is connected to the speed control device 2 and is used to display the speed control information of the speed control device 2, such as: displaying the magnitude of the rotational speed in numbers or patterns; the speed control device 2 includes a potentiometer 21 and an elastic movable member 25; the potentiometer 21 is a resistance element that adjusts the circuit voltage value by changing the resistance, and can change the resistance value through stepless adjustment to steplessly adjust the rotational speed.

[0034] Furthermore, refer to Figure 4 , the potentiometer 21 includes a rotating shaft 211, and the rotating shaft 211 is used to adjust the relative position of the moving contact and the resistance body inside the potentiometer 21; a limiting member 22 is provided on the rotating shaft 211; a plurality of limiting grooves 231 arranged circumferentially along the rotating shaft 211 are provided on the limiting member 22; a limiting convex 253 is provided on the elastic movable member 25, and the limiting convex 253 can be elastically clamped with the limiting grooves 231 to limit the rotation of the rotating shaft 211.

[0035] Compared with the prior art, one or more of the above technical solutions in the dough mixer provided by the embodiments of the present utility model have at least one of the following technical effects: during use, rotate the rotating shaft 211 to adjust the potentiometer 21, and the potentiometer 21 adjusts the dough mixing speed by changing the resistance; the adjustment of the resistance by the potentiometer 21 is stepless adjustment, and the user can adjust the resistance value to any position within the resistance value range of the potentiometer 21, making the rotation speed adjustment of the dough mixer main body continuous and flexible; after the rotating shaft 211 is rotated to the required position, the elastic movable member 25 is elastically clamped with the limiting member 22 to limit the rotation of the rotating shaft 211, and the rotating shaft 211 will not automatically rotate to the initial state, so that the resistance value remains unchanged; the speed adjustment information of the speed adjustment device 2 can be displayed on the information display 1, so that the speed adjustment operation is visualized and convenient for adjusting the speed.

[0036] It should be noted that the limitation of the rotation of the rotating shaft 211 by the limiting convex 253 is only to prevent the rotating shaft 211 from rotating by itself, and the user can still apply force to the rotating shaft 211 to rotate the rotating shaft 211 to adjust the resistance value.

[0037] In another embodiment of the present utility model, refer to Figure 4 , the elastic movement direction of the elastic movable member 25 is arranged along the radial direction of the rotating shaft 211 to reduce the elastic force consumption and improve the clamping fastening force between the elastic movable member 25 and the limiting member 22.

[0038] Further, refer to Figure 2 and Figure 3 , a PCB bracket 26 is provided beside or outside the potentiometer 21, and the elastic movable member 25 is fixed on the PCB bracket 26; a guiding portion 261 is provided on the PCB bracket 26, and the guiding portion 261 is used to guide the elastic movement direction of the elastic movable member 25; the guiding portion 261 can be set as baffles respectively corresponding to being close to both side walls of the elastic movable member 25.

[0039] In another embodiment of the present utility model, refer to Figure 4 , the elastic movable member 25 includes an elastic member 251 and a clamping block 252 connected to each other; a limiting convex 253 is provided on the clamping block 252; the elastic member 251 is used to make the clamping block 252 move elastically; the elastic member 251 can be set as a spring or a spring piece.

[0040] In another embodiment of the present utility model, refer to Figure 4, a switch positioning groove 242 is provided on the limiting member 22. The switch positioning groove 242 can be adaptively clamped with the limiting convex 253. At this time, the potentiometer 21 is in the closed position and the main body of the dough mixer is closed. An abutting block 241 is provided between the switch positioning groove 242 and the limiting groove 231. The elastic movable member 25 can be elastically contacted with the abutting block 241 to facilitate the transfer of the elastic movable member 25 between the switch positioning groove 242 and the limiting groove 231. The abutting block 241 is set in a shape protruding relative to the switch positioning groove 242 and the limiting groove 231. When the limiting member 22 rotates driven by the rotating shaft 211, the abutting block 241 abuts against the elastic movable member 25 to make it elastically contract, so that the elastic movable member 25 is disengaged from the clamping with the switch positioning groove 242 and is clamped with the limiting groove 231, or the elastic movable member 25 is disengaged from the clamping with the limiting groove 231 and is clamped with the switch positioning groove 242, so as to facilitate closing the main body of the dough mixer. In addition, the abutting action of the abutting block 241 on the elastic movable member 25 makes it necessary to apply a greater force when rotating the rotating shaft 211, so as to improve the operation comfort and perceptibility.

[0041] Further, referring to Figure 4 , a plurality of limiting grooves 231 form a limiting portion 23, and the switch positioning groove 242 is provided at one end of the limiting portion 23. A stop member 243 is provided at the other end of the limiting portion 23. The stop member 243 is provided at the end of the limiting portion 23 to limit the rotation angle of the rotating member, thereby restricting the rotation range of the rotating shaft 211 and improving the marking degree of the end position. In other embodiments, the rotating shaft 211 can be set as a full-circle rotation structure to improve the adjustment flexibility.

[0042] In another embodiment of the present invention, both the limiting portion 23 and the elastic movable member 25 are made of rigid materials, such as alloys, so that a touching sound can be emitted when the limiting groove 231 and the limiting convex 253 are clamped with each other, so as to increase the interest and improve the hand touching feeling.

[0043] In another embodiment of the present invention, referring to Figure 2 and Figure 3, the main body of the dough mixer is provided with a PCB board 31 and a fixing bracket 32; the information display 1 and the speed regulating device 2 are both electrically connected to the PCB board 31; the fixing bracket 32 is threadedly connected to the PCB board 31 through bolts, and the information display 1 is fixedly connected to the fixing bracket 32 through bolts or buckles; a first connection position 311 is provided between the PCB board 31 and the fixing bracket 32, and a second connection position 323 is provided between the fixing bracket 32 and the information display 1; the potentiometer 21 is arranged at the first connection position 311 to be fixedly connected to the PCB board 31 and / or the fixing bracket 32; a knob 33 is provided at the second connection position 323, and the knob 33 is rotatably connected to the fixing bracket 32; a central hole 321 is provided through the fixing bracket 32, and one end of the rotating shaft 211 passes through the central hole 321 to be connected to the knob 33. Rotating the knob 33 can drive the rotating shaft 211 to rotate for easy speed regulation; when the knob 33 rotates, the information display 1 remains stationary relative to the fixing bracket 32 for easy information observation.

[0044] Further, referring to Figure 2 and Figure 3 , a connection hole 331 is provided through the knob 33; a connection portion 322 protrudes from the fixing bracket 32, and one end of the connection portion 322 passes through the connection hole 331 to be connected to the information display 1; a plurality of limiting grooves 231 form a limiting portion 23, and the shape of the connection hole 331 corresponds to the limiting portion 23 so that the knob 33 can rotate to improve the stability of the information display 1 when the knob 33 rotates; a connection groove 332 is recessed in the middle of the outer side wall of the knob 33; one end of the connection hole 331 communicates with the connection groove 332; the information display 1 is arranged in the connection groove 332 so that the information display 1 is located in the middle of the knob 33, making the overall appearance neat and beautiful and improving the ornamental value.

[0045] In another embodiment of the present invention, referring to Figure 5 , the information display 1 includes a display board 11 and a display screen 13; a light-emitting lamp 111 is provided on the display board 11; the display screen 13 is arranged outside the display board 11 to protect the display board 11; a lamp shade 12 is provided between the display board 11 and the display screen 13 to reduce the light divergence of the light-emitting lamp 111 and improve the information display recognition; a plurality of light-transmitting holes 121 for allowing light to pass through are provided through the lamp shade 12.

[0046] Further, referring to Figure 5 , the display screen 13 is set as a touch display screen, and a touch position 131 is provided on the touch display screen. Touching the touch position 131 can trigger signal input, such as turning on the drive power of the main body of the dough mixer; the touch position 131 can complete the force transmission through a touch spring.

[0047] Further, the information display 1 can display time information, such as countdown time.

[0048] The remaining parts of this embodiment are the same as those of the first embodiment. For the features not explained in this embodiment, the explanations of the first embodiment are adopted and will not be elaborated here.

[0049] The above content is a further detailed description of the present utility model in combination with specific preferred embodiments. It cannot be determined that the specific implementation of the present utility model is only limited to these descriptions. For those of ordinary skill in the technical field to which the present utility model belongs, without departing from the concept of the present utility model, its architecture form can be flexible and changeable, and a series of products can be derived. Just making several simple deductions or replacements should be regarded as belonging to the patent protection scope of the present utility model determined by the submitted claims.

Claims

1. A noodle mixer with a display and a stepless speed regulating knob, comprising a noodle mixer body; characterized in that: The noodle mixer body includes a control mechanism; the control mechanism includes an information display and a speed regulating device; the information display is connected to the speed regulating device and is used to display the speed regulating information of the speed regulating device; the speed regulating device includes a potentiometer and an elastic movable part; wherein, The potentiometer comprises a rotating shaft; a limiting member is arranged on the rotating shaft; the limiting member is provided with a plurality of limiting grooves arranged along the circumference of the rotating shaft; the elastic movable member is provided with a limiting convex, and the limiting convex can be elastically engaged with the limiting groove to limit the rotation of the rotating shaft.

2. The noodle mixer with display and stepless speed regulating knob according to claim 1, characterized in that: The elastic moving direction of the elastic movable part is arranged along the radial direction of the rotating shaft.

3. The noodle mixer with display and stepless speed regulating knob according to claim 1, characterized in that: The elastic movable member comprises an elastic member and a clamping block which are connected to each other; the limit clamping protrusion is arranged on the clamping block; and the elastic member is used to make the clamping block move elastically.

4. The noodle mixer with display and stepless speed regulating knob according to claim 1, characterized in that: The limit member is provided with a switch positioning groove, and the switch positioning groove can be engaged with the limit convex adapter, and the potentiometer is in a closed position at this time; an abutment block is provided between the switch positioning groove and the limit groove, and the elastic movable member can elastically contact the abutment block.

5. The noodle mixer with display and stepless speed regulating knob according to claim 4, characterized in that: A plurality of the limiting grooves form a limiting portion, the switch positioning groove is arranged at one end of the limiting portion; and a stopper is arranged at the other end of the limiting portion.

6. The noodle mixer with display and stepless speed regulating knob according to claim 1, characterized in that: The noodle mixer body is provided with a PCB board and a fixing frame; the fixing frame is connected to the PCB board, and the information display is fixedly connected to the fixing frame; a first connecting position is provided between the PCB board and the fixing frame, and a second connecting position is provided between the fixing frame and the information display; the potentiometer is provided at the first connecting position; a knob is provided at the second connecting position, and the knob is rotatably connected to the fixing frame; a center hole is penetrated on the fixing frame, and one end of the rotating shaft passes through the center hole to be connected to the knob.

7. The noodle mixer with display and stepless speed regulating knob according to claim 6, characterized in that: The knob is provided with a connecting hole; the fixing frame is provided with a connecting portion, one end of which passes through the connecting hole to be connected to the information display; a plurality of the limiting grooves form a limiting portion, and the shape of the connecting hole corresponds to the limiting portion so that the knob can be rotated.

8. The noodle mixer with display and stepless speed regulating knob according to claim 7, characterized in that: A connecting groove is recessed in the middle of the outer wall of the knob; one end of the connecting hole is connected to the connecting groove; and the information display is arranged in the connecting groove.

9. The noodle mixer with display and stepless speed regulating knob according to any one of claims 1 to 8, characterized in that: The information display comprises a display panel and a display screen; a light emitting lamp is arranged on the display panel; and the display screen is arranged on the outer side of the display panel.

10. The noodle mixer with display and stepless speed regulating knob according to claim 9, characterized in that: The display screen is configured as a touch screen; and a touch position is provided on the touch screen.

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