CN220824184U - Stirring knife assembly and cooking machine - Google Patents

Abstract

The application provides a stirring knife assembly and a cooking machine. The stirring blade assembly includes: a rotating shaft; the knife assembly is detachably arranged on the rotating shaft and comprises a knife rest and a knife blade fixed on the knife rest, and the knife rest comprises a shaft hole for the rotating shaft to penetrate through; the shaft hole comprises a driving hole, the driving hole comprises a plurality of driving angles extending along the up-down direction, the driving angles are gradually deflected along the circumference of the driving hole, the deflection directions of the driving angles from top to bottom are opposite to the rotation direction of the knife assembly, the rotating shaft comprises a driving section matched with the driving hole, and the driving section comprises a plurality of driving convex edges extending vertically along the up-down direction. When the stirring cup assembly is required to be cleaned after being used, a user rotates the cutter assembly along the deflection direction of the driving angle, and the cutter assembly is detached to clean thoroughly.

Description

Stirring knife assembly and cooking machine

Technical Field

The application relates to the field of food processing, in particular to a stirring knife assembly and a cooking machine.

Background

With the increasing level of living of people, many different types of food processing machines appear on the market. The functions of the food processor mainly include, but are not limited to, the functions of making soybean milk, squeezing juice, making rice paste, mincing meat, shaving ice, making coffee, and/or preparing a facial mask. The food processor can comprise a soymilk machine, a stirrer, a broken food machine and other machines for crushing and stirring food. For the washing of making things convenient for the cooking machine, current partial cooking machine will stir blade disc subassembly detachably and assemble in stirring cup bottom, after the cooking machine uses, can dismantle stirring blade disc subassembly and wash, but it dismantles inconvenient to water gets into in the stirring blade disc subassembly easily and contacts with electronic components when wasing, thereby leads to electronic components functional failure.

Disclosure of utility model

The application provides a stirring knife assembly and a cooking machine, which can be conveniently disassembled for cleaning.

In one aspect, the present application provides a blender blade assembly. The stirring blade assembly includes: a rotating shaft; the knife assembly is detachably arranged on the rotating shaft and comprises a knife rest and a knife blade fixed on the knife rest, and the knife rest comprises a shaft hole for the rotating shaft to penetrate through; the shaft hole comprises a driving hole, the driving hole comprises a plurality of driving angles extending along the up-down direction, the driving angles are gradually deflected along the circumference of the driving hole, the deflection directions of the driving angles from top to bottom are opposite to the rotation direction of the knife assembly, the rotating shaft comprises a driving section matched with the driving hole, and the driving section comprises a plurality of driving convex edges extending vertically along the up-down direction. Because the cutter component is detachably arranged on the rotating shaft, when the stirring cup component needs to be cleaned after being used, a user rotates the cutter component along the deflection direction of the driving angle to detach the cutter component, and the cleaning is thorough, so that dead angles which cannot be cleaned are not existed in the stirring cup component, and the conditions of bacteria breeding and peculiar smell generation are effectively avoided; meanwhile, since the driving hole comprises a driving angle deflected along the circumferential direction, the driving section comprises a driving convex edge vertically extending along the up-down direction, and the deflection direction of the driving angle from top to bottom is opposite to the rotation direction of the knife assembly, the driving convex edge is abutted against the driving angle, and the abutting force of the driving convex edge on the driving angle has downward component force, that is, the driving convex edge has downward limiting function on the knife assembly, so that the knife assembly cannot be separated from the rotating shaft along the axial direction upwards in high-speed rotation.

Further, the shaft hole comprises a limiting hole positioned below the driving hole, the rotating shaft comprises a limiting section matched with the limiting hole, and the radial dimension of the limiting hole is larger than that of the driving section. Through spacing hole and spacing section cooperation, can be better spacing to the knife tackle spare, avoid the knife tackle spare to take place to rock in the rotation.

Further, the rotating shaft comprises a connecting section located between the driving section and the limiting section, and the radial dimension of the driving section is larger than that of the connecting section. Because the radial dimension of the driving section is greater than the radial dimension of the connecting section, the driving section is convenient to be matched with the driving hole, so that the effects of driving the knife assembly to rotate and preventing the knife assembly from falling off are achieved.

Further, a first step is arranged between the connecting section and the limiting section, a second step is arranged between the driving hole and the limiting hole, and the first step and the second step are in butt fit in the up-down direction. Through the cooperation of first step and second step to reach the spacing effect in upper and lower direction of tool setting subassembly.

Further, the drive angle is deflected by an angle of between 15 and 75 degrees from the top end to the bottom end, and the height of the drive hole in the vertical direction is between 8 and 40 millimeters; and/or the height of the driving section in the vertical direction is between 1 mm and 6 mm. Through limiting the angle range of the top end of the driving angle relative to the bottom end deflection and the height of the driving hole, the driving angle tool setting assembly has a good limiting effect, the tool assembly cannot be separated from the rotating shaft in the rotating process or the slurry pouring process, and the tool assembly is convenient to install and detach. By defining the height of the drive section, the mating of the drive section with the drive bore is made stronger and more wear resistant, thereby increasing the life and stability of the knife assembly.

Further, the blade is secured to the blade holder by welding or fasteners. In this way, the blade can be conveniently and reliably secured to the blade holder.

Further, the tool rest comprises a frame body and a mounting part which is formed by extending downwards from the frame body, the blade is sleeved on the mounting part and is pressed upwards against the frame body, and the blade is welded with the frame body and the mounting part respectively. Thus, the blade can be conveniently and reliably fixed on the tool rest, and the structure is simple.

Further, the knife assembly further comprises a fastener, the fastener comprises a head and a boss protruding out of the head, the boss is matched with the knife rest through threads, the knife blade is provided with a hole matched with the boss, and the knife blade is sleeved on the boss and clamped between the knife rest and the head. Thus, the assembly is convenient, the structure is simple and reliable.

Further, the boss is provided with a first rotation preventing surface, and the hole is provided with a second rotation preventing surface matched with the first rotation preventing surface. Through the cooperation of first anti-rotation face and second anti-rotation face, can avoid the blade to take place to rotate for the knife rest.

In one aspect, the application provides a food processor. This cooking machine includes: a host; the stirring cup assembly is arranged on the host machine and comprises a stirring cup and a chassis fixed at the bottom of the stirring cup; the stirring cutter assembly is arranged at the bottom of the stirring cup, wherein the rotating shaft penetrates through the chassis, and a bearing sleeve and a bearing are arranged between the rotating shaft and the chassis; and the cup cover assembly is covered on the stirring cup assembly.

Drawings

FIG. 1 is an exploded perspective view of one embodiment of a food processor of the present application;

FIG. 2 is a cross-sectional view of the blender cup assembly shown in FIG. 1;

FIG. 3 is a cross-sectional view of the pan and stirring blade assembly of FIG. 2;

FIG. 4 is a cross-sectional view of the pan and stirring blade assembly of FIG. 2, the blade assembly being shown during disassembly;

FIG. 5 is a cross-sectional view of the pan and stirring blade assembly of FIG. 2;

FIG. 6 is a cross-sectional view of the knife assembly of FIG. 2;

FIG. 7 is a partial cross-sectional view of the pan and stirring blade assembly of FIG. 2, the blade assembly being shown during disassembly;

FIG. 8 is a cross-sectional view of a knife assembly according to another embodiment of the application;

Fig. 9 is an exploded perspective view of the knife assembly of fig. 8.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus consistent with aspects of the application as detailed in the accompanying claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.

Referring to fig. 1 to 7, the food processor 100 may be used for making soybean milk, rice paste, juice, etc. The food processor 100 includes a main machine 50, a blender cup assembly 60, and a bowl cover assembly 70. The stirring cup assembly 60 is mounted on the main machine 50, and the cup cover assembly 70 covers the stirring cup assembly 60. The main unit 50 includes a housing and a motor disposed in the housing.

The mixing cup assembly 60 includes a mixing cup 10 and a base plate secured to the bottom of the mixing cup 10. A stirring blade assembly is disposed at the bottom of the stirring cup 10, and the stirring blade assembly includes a rotating shaft 22 and a blade assembly 30. The rotating shaft 22 penetrates through the chassis 21, and a bearing sleeve 23 and a bearing 24 are arranged between the rotating shaft 22 and the chassis 21. A bearing 24 and an oil seal 26 are arranged between the rotating shaft 22 and the bearing sleeve 23. In one embodiment, the stirring cup 10 comprises a cup body 11 and a cup holder 12 assembled at the bottom of the cup body 11, and the bottom plate 21 is fixed between the cup body 11 and the cup holder 12. The cup 11 and the cup holder 12 are assembled together by screw threads or a screw-fastening, etc., and are not limited thereto. The chassis 21 is provided with electronic components such as a heating element (not labeled), a temperature controller (not labeled), a temperature sensor (not labeled) and the like. The heating element is used for heating the food materials in the stirring cup 10.

The knife assembly 30 is detachably mounted on the rotating shaft 22, the knife assembly 30 comprises a knife rest 31 and a knife blade 32 fixed on the knife rest 31, and the knife rest 31 comprises a shaft hole 317 for the rotating shaft 22 to penetrate. The motor shaft of the motor is connected with the rotating shaft 22, and the rotating shaft 22 drives the knife assembly 30 to rotate, so that food materials in the stirring cup 10 are whipped and crushed.

Wherein the shaft hole 317 includes a driving hole 318, the driving hole 318 includes a plurality of driving angles 3181 extending in an up-down direction, the plurality of driving angles 3181 are gradually deflected along a circumferential direction of the driving hole 318, and a deflection direction of the plurality of driving angles 3181 from top to bottom is opposite to a rotation direction of the cutter assembly 30, the rotation shaft 22 includes a driving section 220 mated with the driving hole 318, and the driving section 220 includes a plurality of driving flanges 221 extending vertically in the up-down direction.

In the illustrated embodiment, the drive section 220 has a square cross-section, and the drive flange 221 is formed from four corners of the square cross-section. In another embodiment, the driving section 220 may also be triangular or polygonal. In yet another embodiment, the shaft 22 includes a cylindrical portion, and the driving flange 221 is formed by protruding a surface of the cylindrical portion.

According to the stirring cup assembly 60, as the cutter assembly 30 is detachably arranged on the rotating shaft 22, when the stirring cup assembly 60 needs to be cleaned after being used, a user rotates the cutter assembly 30 along the deflection direction of the driving angle 3181, and the cutter assembly 30 is detached for thorough cleaning, so that dead angles which cannot be cleaned are not existed in the stirring cup assembly 60, and the conditions of bacteria breeding and peculiar smell generation are effectively avoided; meanwhile, since the driving hole 318 includes the driving angle 3181 deflected in the circumferential direction, the driving section 220 includes the driving flange 221 extending vertically in the up-down direction, and the direction of deflection of the driving angle 3181 from top to bottom is opposite to the rotation direction of the knife assembly 30, it is known that the driving flange 221 abuts against the driving angle 3181, and the pressing force of the driving flange 221 against the driving angle 3181 has a downward component force, that is, the driving flange 221 has a downward limiting effect on the knife assembly 30, so that the knife assembly 30 cannot be separated from the rotation shaft 22 in the upward axial direction in the high-speed rotation.

The shaft hole 317 includes a limiting hole 315 located below the driving hole 318, the rotating shaft 22 includes a limiting section 222 matched with the limiting hole 315, and a radial dimension of the limiting hole 315 is greater than a radial dimension of the driving section 220. Since the radial dimensions of the drive segments 220 are different, the phrase "the radial dimension of the limiting aperture 315 is greater than the radial dimension of the drive segments 220" as used herein means that the radial dimension of the limiting aperture 315 is greater than the largest radial dimension of the drive segments 220. Through spacing hole 315 and spacing section 222 cooperation, can be better spacing to the knife tackle spare 30, avoid the knife tackle spare 30 to take place to rock in the rotation. In the illustrated embodiment, the limiting segment 222 is configured as a circular shaft, and the limiting hole 315 is configured as a circular hole, which is not limited thereto.

The rotating shaft 22 includes a connecting section 223 between the driving section 220 and the limiting section 222, and the radial dimension of the driving section 220 is greater than the radial dimension of the connecting section 223. Since the radial dimensions of the drive segments 220 are different, the phrase "the radial dimensions of the drive segments 220 are greater than the radial dimensions of the connecting segments 223" as used herein means that the smallest radial dimension of the drive segments 220 is greater than the radial dimensions of the connecting segments 223. Because the radial dimension of the driving section 220 is greater than the radial dimension of the connecting section 223, the driving section 220 is convenient to be matched with the driving hole 318, so as to achieve the effects of driving the knife assembly 30 to rotate and preventing the knife assembly from falling off.

A first step 224 is disposed between the connecting section 223 and the limiting section 222, a second step 314 is disposed between the driving hole 318 and the limiting hole 315, and the first step 224 and the second step 314 are in abutting engagement in the up-down direction. The first step 224 and the second step 314 cooperate to achieve the effect of limiting the tool setting assembly 30 in the up-down direction. The first step 224 is annular and the second step 314 is annular.

The drive angle 3181 deflects the top end by an angle of between 15 and 75 degrees relative to the bottom end, and the drive aperture 318 has a height in the vertical direction of between 8 and 40 millimeters; and/or the height of the driving section 220 in the vertical direction is between 1 mm and 6 mm. By defining the angular range of the top end deflection of the drive angle 3181 relative to the bottom end and the height of the drive hole 318, the drive angle 3181 has a better limiting effect on the cutter assembly 30, the cutter assembly 30 cannot be separated from the rotating shaft 22 in the rotating process or the slurry pouring process, and the cutter assembly 30 is convenient to install and detach. By defining the height of the drive section 220, the mating of the drive section 220 with the drive aperture 318 is made stronger and more wear resistant, thereby increasing the life and stability of the knife assembly 30.

In some embodiments, the angle of deflection of the top end of the drive angle 3181 relative to the bottom end may be 15 degrees, 20 degrees, 30 degrees, 40 degrees, 50 degrees, 60 degrees, 70 degrees, 75 degrees, or some value between any adjacent two of the above. The height H of the drive aperture 318 in the vertical direction may be 8 mm, 12 mm, 16 mm, 20 mm, 24 mm, 28 mm, 32 mm, 36 mm, 40 mm or some value between any two adjacent thereto.

Preferably, the blade 32 is secured to the blade holder 31 by welding or fasteners. In this way, the blade 32 can be fixed to the blade holder 31 conveniently and reliably.

The tool rest 31 includes a frame body 311 and a mounting portion 312 extending downward from the frame body 311, the blade 32 is sleeved on the mounting portion 312 and is pressed against the frame body 311 upward, and the blade 32 is welded to the frame body 311 and the mounting portion 312 respectively. In this way, the blade 32 can be fixed to the blade holder 31 conveniently and reliably, and the structure is simple.

Referring to fig. 8 and 9, this embodiment differs from the embodiment shown in fig. 1 to 7 in the manner in which the blade 32 is secured to the holder 31. In this embodiment, the knife assembly 30 further includes a fastener 34, where the fastener 34 includes a head 341 and a boss 342 protruding from the head 341, the boss 342 is in threaded engagement with the knife holder 31, the knife blade 32 is provided with a hole 321 matching the boss 342, and the knife blade 32 is sleeved on the boss 342 and clamped between the knife holder 31 and the head 341. Thus, the assembly is convenient, the structure is simple and reliable.

The boss 342 is provided with a first rotation preventing surface 3421, and the hole 321 is provided with a second rotation preventing surface 3211 matched with the first rotation preventing surface 3421. By the engagement of the first rotation preventing surface 3421 and the second rotation preventing surface 3211, the rotation of the blade 32 with respect to the holder 31 can be prevented. In the illustrated embodiment, the first anti-rotation surface 3421 is 2 planes disposed opposite to each other, and the second anti-rotation surface 3211 is 2 planes disposed opposite to each other, but is not limited thereto.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the application.

Claims (10)

1. A stirring blade assembly, comprising:

A rotating shaft (22); and

A knife assembly (30) detachably mounted on the rotating shaft (22), wherein the knife assembly (30) comprises a knife rest (31) and a knife blade (32) fixed on the knife rest (31), and the knife rest (31) comprises a shaft hole (317) for the rotating shaft (22) to penetrate through;

Wherein, shaft hole (317) includes drive hole (318), drive hole (318) include a plurality of drive angles (3181) that extend along upper and lower direction, a plurality of drive angles (3181) are followed the circumference of drive hole (318) is deflected gradually, just a plurality of drive angles (3181) from top to bottom deflection direction with the direction of rotation of knife tackle spare (30) is opposite, pivot (22) include with drive hole (318) complex drive section (220), drive section (220) include along a plurality of drive chimb (221) of vertical extension of upper and lower direction.

2. The blender blade assembly of claim 1, wherein: the shaft hole (317) comprises a limiting hole (315) located below the driving hole (318), the rotating shaft (22) comprises a limiting section (222) matched with the limiting hole (315), and the radial size of the limiting hole (315) is larger than that of the driving section (220).

3. The blender blade assembly of claim 2, wherein: the rotating shaft (22) comprises a connecting section (223) positioned between the driving section (220) and the limiting section (222), and the radial dimension of the driving section (220) is larger than that of the connecting section (223).

4. A blender blade assembly as claimed in claim 3, wherein: a first step (224) is arranged between the connecting section (223) and the limiting section (222), a second step (314) is arranged between the driving hole (318) and the limiting hole (315), and the first step (224) and the second step (314) are in butt fit in the up-down direction.

5. The blender blade assembly of claim 1, wherein: -the angle of deflection of the top end of the driving angle (3181) relative to the bottom end is between 15 and 75 degrees, the height of the driving hole (318) in the vertical direction is between 8 and 40 millimeters; and/or the height of the driving section (220) in the vertical direction is between 1 and 6 mm.

6. The blender blade assembly of claim 1, wherein: the blade (32) is secured to the blade holder (31) by welding or fasteners.

7. The blender blade assembly of claim 1, wherein: the tool rest (31) comprises a frame body (311) and an installation part (312) formed by downward extension of the frame body (311), the blade (32) is sleeved on the installation part (312) and is pressed upwards against the frame body (311), and the blade (32) is welded with the frame body (311) and the installation part (312) respectively.

8. The blender blade assembly of claim 1, wherein: the knife assembly (30) further comprises a fastener (34), the fastener (34) comprises a head (341) and a boss (342) protruding out of the head (341), the boss (342) is matched with the knife rest (31) through threads, the knife blade (32) is provided with a hole (321) matched with the boss (342), and the knife blade (32) is sleeved on the boss (342) and clamped between the knife rest (31) and the head (341).

9. The blender blade assembly of claim 8, wherein: the boss (342) is provided with a first rotation preventing surface (3421), and the hole (321) is provided with a second rotation preventing surface (3211) matched with the first rotation preventing surface (3421).

10. A cooking machine, characterized in that it includes:

a host (50);

The stirring cup assembly (60) is arranged on the main machine (50), and the stirring cup assembly (60) comprises a stirring cup (10) and a chassis (21) fixed at the bottom of the stirring cup (10);

The stirring blade assembly according to any one of claims 1 to 9, being arranged at the bottom of the stirring cup (10), wherein the rotating shaft (22) penetrates through the chassis (21), and a bearing sleeve (23) and a bearing (24) are arranged between the rotating shaft (22) and the chassis (21); and

And the cup cover assembly (70) is covered on the stirring cup assembly.