CN219742533U - Knife assembly, cup body assembly and food processor - Google Patents

Abstract

The utility model discloses a knife assembly, a cup body assembly and a food processor, wherein the knife assembly comprises a knife shaft and knives, at least three groups of knives are arranged on the knife shaft along the axial direction of the knife shaft, and a preset interval is arranged between two adjacent groups of knives; wherein, in the blade of the cutter that is located the centre, at least two blades are compared the arbor asymmetric setting. According to the technical scheme, the crushing space of the cutter assembly in the cup body can be increased, so that crushed food is finer, particularly, good crushing effect can be achieved on food without liquid, and the problem of poor crushing effect of the food is effectively solved.

Description

Knife assembly, cup body assembly and food processor

Technical Field

The utility model relates to the technical field of household appliances, in particular to a knife assembly, a cup body assembly and a food processor.

Background

With the improvement of the living standard of people, different types of food processors are moved into millions of families, and the food processor is a machine capable of processing foods such as fruits, vegetables and the like into pasty food materials.

The food processor has the functions of polishing soybean milk, squeezing juice, making rice paste, mincing meat stuffing, planing ice, making coffee and/or blending facial masks. The main components that perform these functions are the knife assemblies that separate, cut or grind the food under the action of a driving force. In order to enhance the crushing effect of the cutter assembly, the cutter assembly is generally provided with a plurality of layers of cutters.

However, in the related art, when the knife assembly adopts the arrangement mode of the multi-layer knife blade, the multi-layer knife blade is sequentially stacked, and the adjacent knife blades are in direct contact with the knife blade, so that the smashing space of the knife assembly in the cup body is smaller, the smashing effect of food is poor, and particularly for food without liquid, the defect of difficult smashing exists.

Disclosure of Invention

The utility model mainly aims to provide a knife assembly, a cup body assembly and a food processor, and aims to improve the crushing space of the knife assembly in the cup body so that crushed food is finer and finer, and particularly good crushing effect can be achieved on food without liquid, and the problem of poor food crushing effect is effectively solved.

To achieve the above object, the present utility model provides a knife assembly comprising:

a cutter shaft;

the cutter is provided with at least three groups along the axial direction of the cutter shaft, and a preset interval is arranged between two adjacent groups of cutters;

and at least two blades of the cutter positioned in the middle are asymmetrically arranged compared with the cutter shaft.

In an embodiment of the present utility model, among the blades of the cutter located in the middle, at least two of the blades are asymmetrically disposed as compared to the arbor:

at least one blade is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane;

at least one of the blades is disposed parallel to the horizontal plane.

In an embodiment of the utility model, at least two of the blades, which are asymmetrically arranged with respect to the arbor, are provided with serrated edges.

In an embodiment of the present utility model, the serrated cutting edge includes a plurality of arc segments, wherein the arc segments are connected end to end, each arc segment includes a plurality of cutting edges arranged in an "S" shape, and the cutting edges are connected end to end.

In an embodiment of the present utility model, among the blades of the cutter located in the middle, at least two of the blades are symmetrically disposed along the axis of the arbor.

In an embodiment of the present utility model, in the blades of the cutter located in the middle, at least two symmetrically arranged blades are bent upwards and form an included angle of 45 ° to 80 ° with a horizontal plane.

In an embodiment of the utility model, the number of blades of the cutter located in the middle is greater than the number of blades of the cutter located on both sides thereof.

In an embodiment of the present utility model, the blades of two adjacent sets of the cutters are arranged in a staggered manner along the same rotation direction.

In one embodiment of the present utility model, the cutting edge of the cutter located below is directed upward, and the cutting edge of the cutter located in the middle and the cutting edge of the cutter located above are directed downward.

In an embodiment of the present utility model, in the blade of the cutter located at the lowermost position, the blade includes a first cutter portion and a second cutter portion, the first cutter portion is connected to the root of the cutter, and the second cutter portion is a free end;

the first knife part is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane;

the second knife part is bent upwards and forms an included angle of 0-90 degrees with the horizontal plane.

In an embodiment of the present utility model, a first end of the cutter shaft is provided with a cutter holder; in the blade of the tool located at the lowermost position:

an included angle of 25-60 degrees is formed between the first cutter part and the side wall of the cutter holder;

an included angle of 45-70 degrees is formed between the second cutter part and the side wall of the cutter holder.

In an embodiment of the present utility model, in the blade of the cutter located above, the blade is bent upward and forms an included angle of 45 ° to 80 ° with a horizontal plane.

In one embodiment of the present utility model, the preset distance between two adjacent sets of the cutters is 5 mm-20 mm.

In an embodiment of the present utility model, the number of blades of the cutter located in the middle is four, and the number of blades of the cutter located above and the cutter located below are two;

the blades of two adjacent groups of cutters are arranged in a staggered manner along the same rotation direction;

the preset distance between two adjacent groups of cutters is 5 mm-20 mm;

the cutting edge of the cutter positioned below faces upwards, and the cutting edge of the cutter positioned in the middle and the cutting edge of the cutter positioned above face downwards;

in the middle cutter, two blades are asymmetrically arranged compared with the cutter shaft, and the two blades are symmetrically arranged along the axis of the cutter shaft so that the blades of the cutter in the middle are distributed in a cross shape; two of the blades are provided with zigzag blades, one of the blades is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane, the other blade is arranged in parallel with the horizontal plane, the zigzag blades comprise a plurality of arc-shaped sections, the arc-shaped sections are connected end to end, each arc-shaped section comprises a plurality of cutting edges which are arranged in an S shape, and the cutting edges are connected end to end; in the two blades which are symmetrically arranged, the blades are bent upwards and form an included angle of 45-80 degrees with the horizontal plane;

in the blade of the cutter positioned above, the blade is bent upwards and forms an included angle of 45-80 degrees with the horizontal plane;

in the blade of the cutter positioned below, the blade comprises a first cutter part and a second cutter part, wherein the first cutter part is connected with the root of the cutter, and the second cutter part is a free end; the first knife part is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane; the second knife part is bent upwards and forms an included angle of 0-90 degrees with the horizontal plane; the first end of the cutter shaft is provided with a cutter seat, an included angle of 25-60 degrees is formed between the first cutter part and the side wall of the cutter seat, and an included angle of 45-70 degrees is formed between the second cutter part and the side wall of the cutter seat;

in the radial direction of the cutter shaft, the distance from the furthest end of the cutter positioned below to the axis of the cutter shaft is larger than the distance from the furthest end of the cutter positioned above to the axis of the cutter shaft.

The utility model also provides a cup body assembly, which comprises a cup body, a cup seat and the knife assembly, wherein the cup body is arranged on the cup seat, and the knife assembly is arranged on the cup seat and extends into the cup body.

In an embodiment of the utility model, the inner bottom wall of the cup body is an arc surface.

In one embodiment of the utility model, an included angle of 100-135 degrees is formed between the side wall of the tool apron of the tool assembly and the tangent plane of the inner bottom wall of the cup body.

In one embodiment of the utility model, the gap between the lowest cutter and the side wall at the corresponding position of the cup body is 2 mm-10 mm; the gap between the cutter at the lowest part and the inner bottom wall of the cup body is 2 mm-10 mm;

and/or the distance between the uppermost cutter and the cup mouth of the cup body is 110-180 mm.

The utility model also provides a food processor, which comprises a base component and the knife component or the cup component;

the cup body component is arranged on the base component.

According to the cutter assembly, at least three groups of cutters are arranged on the cutter shaft along the axial direction of the cutter shaft, and the preset spacing is arranged between two adjacent groups of cutters, so that the cutter assembly has a larger crushing space in the cup body assembly. And through in the blade that is arranged in the centre of the cutter, at least two blades compare in the asymmetric setting of arbor to realize the effect of detouring, like this, can make the food that smashes finer and smoother, especially can reach good crushing effect to the food that does not add liquid equally, in order to effectively solve the problem that food crushing effect is poor.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view of one embodiment of a knife assembly of the present utility model;

FIG. 2 is a top view of one embodiment of a knife assembly of the present utility model;

FIG. 3 is a cross-sectional view of one embodiment of a cup assembly of the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a partial enlarged view at B in FIG. 3;

fig. 6 is a top view of the cup assembly of the present utility model.

Reference numerals illustrate:

reference numerals	Name of the name	Reference numerals	Name of the name
				1000	Cup body assembly	221	First blade B
100	Knife assembly	2211	Serrated edge
				10	Knife shaft	2211a	Arc-shaped section
11	First end	2211b	Blade part
				12	Second end	222	Second blade B
13	Tool apron	223	Third blade B
				14	First fastener	224	Fourth blade B
15	Shaft sleeve	23	Third tool
				16	Second fastener	231	First blade C
17	Shaft sealing ring	2311	A first knife part
				20	Cutting tool	2312	A second knife part
21	First tool	232	Second blade C
				211	First blade A	200	Cup body
212	Second blade A	210	Arc surface
				22	Second tool	300	Cup holder

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides a knife assembly 100, a cup body assembly 1000 and a food processor, which aim to improve the crushing space of the knife assembly 100 in the cup body 200 so as to ensure that crushed food is finer, and particularly can achieve good crushing effect on food without liquid, and effectively solve the problem of poor crushing effect of food. It should be noted that the knife assembly 100 according to the present utility model may be applied to any food processor, and the food processor may be any device for food material processing, such as a juice extractor, a wall breaking machine, a juice extractor, a soymilk machine, etc.

The specific structure of the knife assembly 100, the cup assembly 1000 and the food processor of the present utility model will be described as follows:

referring to fig. 1-3 in combination, in one embodiment of the present utility model knife assembly 100, the knife assembly 100 includes a knife shaft 10 and a knife 20; along the axial direction of the cutter shaft 10, at least three groups of cutters are arranged on the cutter shaft 10, and a preset interval is arranged between two adjacent groups of cutters 20; wherein, among the blades of the cutter 20 positioned in the middle, at least two of the blades are asymmetrically disposed with respect to the cutter shaft 10.

It can be appreciated that in the cutter assembly 100 according to the present utility model, by providing at least three sets of cutters 20 on the cutter shaft 10 along the axial direction of the cutter shaft 10, and providing a preset distance between two adjacent sets of cutters 20, the cutter assembly 100 can have a larger crushing space in the cup assembly 1000. In the blades of the cutter 20 positioned in the middle, at least two blades are asymmetrically arranged compared with the cutter shaft 10 to realize the effect of streaming, so that crushed food is finer and finer, and particularly good crushing effect can be achieved for food without liquid, so that the problem of poor crushing effect of the food is effectively solved.

In some embodiments, the arbor 10 has a first end 11 and a second end 12 disposed opposite to each other, the first end 11 is adapted to mount a driving member, the second end 12 is a free end, three sets of cutters 20 may be disposed on the arbor 10 along an axial direction of the arbor 10, the three sets of cutters 20 may be a first cutter 21, a second cutter 22, and a third cutter 23, respectively, and the first cutter 21, the second cutter 22, and the third cutter 23 may be sequentially spaced along a direction from the second end 12 of the arbor 10 to the first end 11 of the arbor 10.

Wherein, the first cutter 21, the second cutter 22 and the third cutter 23 are respectively installed on the cutter shaft 10 through a shaft sleeve 15 according to a preset interval, the third cutter 23 is positioned at the lowest part of the cutter shaft 10, namely, the third cutter 23 is the lowest cutter 20 and is arranged closest to the first end 11 of the cutter shaft 10, when the third cutter 23 is installed on the cutter shaft 10, the first shaft sleeve 15 is sleeved on the cutter shaft 10, then the second cutter 22 is installed on the cutter shaft 10 and is positioned above the shaft sleeve 15, so that the second cutter 22 and the third cutter 23 are spaced according to the preset interval through the shaft sleeve 15; then, a second shaft sleeve 15 is sleeved on the cutter shaft 10, a first cutter 21 is installed on the shaft sleeve 15, and the first cutter 21 and the second cutter 22 are separated by a preset interval through the shaft sleeve 15; finally, the first tool 21 is locked by the second fastener 16 at the top end of the arbor 10, i.e., the second end 12 of the arbor 10, to complete the installation of the entire tool assembly 100, wherein the second locking member may be a nut.

In addition, the first end 11 of the arbor 10 may be provided with a seat 13, a spacer may be provided between the second fastener 16 and the first cutter 21 to prevent loosening, and a spacer may be provided between the third cutter 23 and the seat 13 to prevent loosening, and of course, an arbor seal 17 may be provided between the third cutter 23 and the seat 13 to increase tightness.

Specifically, the second cutter 22 positioned in the middle may include four blades, namely, a first blade B221, a second blade B222, a third blade B223, and a fourth blade B224. The first blade B221 and the fourth blade B224 are asymmetric to each other, and the first blade B221 and the fourth blade B224 are provided with serrated cutting edges 2211.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the knife 20 is located in the middle of the blades, compared to at least two of the knife shafts 10 that are asymmetrically disposed: at least one of the blades is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane, i.e. the first blade B221 of the second cutter 22 located in the middle is bent downwardsAnd forms an included angle of 0-30 degrees with the horizontal plane; at least one of said blades is arranged parallel to the horizontal plane, i.e. the fourth blade B224 of the centrally located second cutter 22 is arranged parallel to the horizontal plane. For example, the first blade B221 forms an angle gamma with the horizontal plane ₁ Specifically, 5 °, 8 °, 10 °, 15 °, 25 °, 30 °, and the like are possible.

So set up, can make the second cutter 22 that is located the centre form more whipping volume in rotatory in-process to fully whip the different positions of edible material, make the food of smashing finer and smoother, in order to reach better crushing effect.

Further, referring to fig. 1 and 2 in combination, in an embodiment of the knife assembly 100 of the present utility model, at least two of the blades disposed asymmetrically with respect to the arbor 10 are provided with serrated cutting edges 2211. That is, the first blade B221 and the fourth blade B224 of the second cutter 22 positioned in the middle are provided with the serrated cutting edges 2211, so that the cutter assembly 100 can promote the crushing effect of the food under the action of the serrated cutting edges 2211 in the process of beating and crushing the food, so that the crushed food is finer and finer, and the crushing effect is achieved.

Further, referring to fig. 1 and 2 in combination, in an embodiment of the knife assembly 100 of the present utility model, compared to the saw-tooth-shaped cutting edges 2211 of at least two blades disposed asymmetrically on the knife shaft 10, the saw-tooth-shaped cutting edges 2211 of at least two blades include a plurality of arc-shaped sections 2211a, the arc-shaped sections 2211a are connected end to end, each arc-shaped section 2211a includes a plurality of cutting edges 2211b disposed in an "S" shape, and the cutting edges 2211b are connected end to end. Specifically, the first blade B221 and the fourth blade B224 of the second cutter 22 located in the middle each include a plurality of arc segments 2211a, the plurality of arc segments 2211a are connected end to end, each arc segment 2211a includes a plurality of cutting edges 2211B arranged in an "S" shape, and the plurality of cutting edges 2211B are connected end to end.

So set up, can fully smash food through the cockscomb structure cutting edge 2211 that sets up above to make kibbling food finer and smoother, especially can reach good crushing effect to the food that does not add liquid equally, with the poor problem of further solving food crushing effect.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, at least two of the blades of the knife 20 disposed in the middle are symmetrically disposed along the axis of the arbor 10. Specifically, the second blade B222 and the third blade B223 of the second cutter 22 located in the middle are symmetrically disposed along the axis of the arbor 10. So configured, the whipping and crushing efficiency of the knife assembly 100 to the food, and the crushing effect can be effectively improved.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, among the blades of the knife 20 located in the middle, at least two symmetrically disposed blades are bent upward and form an included angle of 45 ° to 80 ° with the horizontal plane. That is, the second blade B222 and the third blade B223 of the second cutter 22 positioned in the middle form an included angle gamma with the horizontal plane ₂ Specifically, the angles may be 45 °, 50 °, 60 °, 70 °, 75 °, 80 °, and the like.

So set up, can make the second blade B222 and the third blade B223 that lie in the second cutter 22 in the centre form more whipping volume at rotatory in-process to fully whip the different positions of edible material, make the food of smashing out finer and smoother, with the effect of smashing that reaches better.

Further, referring to fig. 1 to 3 in combination, in one embodiment of the knife assembly 100 of the present utility model, the number of blades of the knife 20 positioned in the middle is greater than the number of blades of the knife 20 positioned on both sides thereof. That is, in some embodiments, the number of blades of the second cutter 22 located in the middle is greater than the number of blades of the third cutter 23 located below, and the number of blades of the first cutter 21 located above.

By the arrangement, the number of blades of each group of cutters 20 can be differently arranged, so that crushed food is finer and finer, and particularly good crushing effect can be achieved for food without liquid, so that the problem of poor crushing effect of the food is further solved.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the blades of two adjacent sets of the knives 20 are disposed in a staggered manner along the same rotation direction. That is, the blades of the first cutter 21, the second cutter 22, and the third cutter 23 are sequentially offset.

So set up, can make the blade of two adjacent cutter 20 of group between form different angles, realize beating the volume bigger to make every layer of cutter 20 and the position of edible material contact different, make the food that smashes out finer and smoother, with reaching better crushing effect, especially also can reach fine beating effect to the food that does not add liquid.

In some embodiments of the present utility model, the angle α between the blade of the second cutter 22 and the blade of the first cutter 21 may be 0 ° to 45 ° and the angle β between the blade of the third cutter 23 and the blade of the second cutter 22 may be 0 ° to 45 °, for example, the angle α between the blade of the second cutter 22 and the blade of the first cutter 21 may be specifically 5 °, 10 °, 12 °, 20 °, 32 °, 45 °, etc., and the angle β between the blade of the third cutter 23 and the blade of the second cutter 22 may be specifically 5 °, 10 °, 12 °, 20 °, 32 °, 45 °, etc., on the same projection surface, so that the crushing efficiency, and the crushing effect of the cutter assembly 100 on food may be effectively improved.

The same projection plane may be a horizontal projection (as shown in fig. 2) from the first end 11 to the second end 12 along the axial direction of the arbor 10, or a horizontal projection (not shown) from the second end 12 to the first end 11 along the axial direction of the arbor 10, or the same projection plane may be a horizontal plane.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the cutting edges of the knives 20 located below are directed upward, and the cutting edges of the knives 20 located in the middle and the cutting edges of the knives 20 located above are directed downward. That is, the edge of the third cutter 23 located below faces upward, and the edge of the second cutter 22 located in the middle and the edge of the first cutter 21 located above face downward. In this way, the knife assembly 100 may be made to whip food more voluminous, resulting in finer whipped food.

Further, referring to fig. 1-3 in combination, in the knife assembly 100 of the present utility modelIn one embodiment, in the blade of the cutter 20 located at the lowermost position, the blade includes a first blade portion 2311 and a second blade portion 2312, the first blade portion 2311 is connected to the root of the cutter 20, and the second blade portion 2312 is a free end; the first cutter 2311 is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane; the second blade 2312 is bent upward and forms an angle of 0 ° to 90 ° with the horizontal plane. For example, the first blade 2311 is bent downward and forms an angle gamma with the horizontal plane ₃ Specifically, 60 °, 65 °, 70 °, 72 °, 80 ° and the like can be used; the second blade 2312 is bent upward and forms an included angle gamma with the horizontal plane ₄ Specifically, the angles may be 5 °, 8 °, 50 °, 70 °, 75 °, 90 °, and the like.

So set up, can make the blade that is located cutter 20 of below form bigger whipping volume in rotatory in-process to fully whip the different positions of edible material, make the food of smashing finer and smoother, in order to reach better crushing effect.

Specifically, among the third cutters 23 located at the lowermost position, the third cutters 23 include two blades, a first blade C231 and a second blade C232, respectively, the first blade C231 and the second blade C232 each include a first blade portion 2311 and a second blade portion 2312, and the first blade C231 and the second blade C232 may be disposed centrally and symmetrically along the axis of the cutter shaft 10 to achieve better whipping and crushing effects.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the first end 11 of the knife shaft 10 is provided with a knife holder 13; in the blade of the tool 20 located at the lowermost position: an included angle a of 25-60 degrees is formed between the first cutter portion 2311 and the side wall of the cutter holder 13 ₁ The method comprises the steps of carrying out a first treatment on the surface of the An included angle a of 45-70 degrees is formed between the second cutter portion 2312 and the side wall of the cutter holder 13 ₂ . For example, the angle a between the first blade 2311 and the side wall of the tool holder 13 ₁ May be 25 °, 32 °, 45 °, 55 °, 60 °, etc.; the included angle a between the second blade 2312 and the side wall of the tool holder 13 ₂ May be 45 °, 50 °, 57 °, 60 °, 65 °, 70 °, etc. In this way, the blade of the third cutter 23 located below can be made to form a greater whipping volume during rotationThe food material is fully whipped at different parts of the food material, so that the crushed food is finer and finer, and a better crushing effect is achieved.

In the present embodiment, during the assembly process, the first end 11 of the cutter shaft 10 of the cutter assembly 100 may be disposed on the inner bottom wall of the cup 200 through the cutter holder 13, so as to achieve the assembly of the cutter assembly 100 and the cup 200.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the knife blade of the knife 20 located above is bent upward and forms an angle of 45 ° to 80 ° with the horizontal plane. For example, in the blade of the first cutter 21 located above, the blade is bent upward and forms an angle gamma with the horizontal plane ₅ Specifically, the angle of 45 °, 50 °, 65 °, 70 °, 77 °, 80 ° and the like may be set, so that the blade of the first cutter 21 located above may form a larger whipping volume in the rotation process, so as to fully whip different parts of the food material, so that the crushed food is finer and finer, and a better crushing effect is achieved.

Specifically, the first cutter 21 located above may include two blades, namely, a first blade a211 and a second blade a212, where the first blade a211 and the second blade a212 are both bent upward and form an included angle of 45 ° to 80 ° with the horizontal plane, and the first blade a211 and the second blade a212 may be disposed along the center of the axis of the cutter shaft 10 in a symmetrical manner, so as to achieve better whipping and crushing effects.

Further, referring to fig. 1 to 3 in combination, in an embodiment of the knife assembly 100 of the present utility model, the preset spacing between two adjacent sets of the knives 20 is 5mm to 20mm. For example, the preset spacing between adjacent sets of cutters 20 may specifically be 5mm, 8mm, 13mm, 15mm, 18mm, 20mm, etc.

By doing so, it is possible to prevent the preset interval between the adjacent two sets of cutters 20 from being excessively large to affect the whipping and crushing effects on the food while ensuring that the cutter assembly 100 has a sufficient whipping volume.

Further, referring to fig. 1 and 2 in combination, in an embodiment of the knife assembly 100 of the present utility model, the number of the blades of the knife 20 located in the middle is four, and the number of the blades of the knife 20 located above and the number of the blades of the knife 20 located below are two;

the blades of two adjacent groups of cutters 20 are arranged in a staggered manner along the same rotation direction;

the preset distance between two adjacent groups of cutters 20 is 5 mm-20 mm;

the cutting edge of the cutter 20 positioned below faces upwards, and the cutting edge of the cutter 20 positioned in the middle and the cutting edge of the cutter 20 positioned above face downwards;

in the cutter 20 located in the middle, two blades are asymmetrically arranged compared with the cutter shaft 10, and the two blades are symmetrically arranged along the axis of the cutter shaft 10, so that the blades of the cutter 20 located in the middle are distributed in a cross shape; of the two asymmetric blades, two blades are provided with saw-tooth-shaped blades 2211, one of the blades is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane, the other blade is arranged in parallel with the horizontal plane, the saw-tooth-shaped blades 2211 comprises a plurality of arc-shaped sections 2211a, a plurality of arc-shaped sections 2211a are connected end to end, each arc-shaped section 2211a comprises a plurality of cutting edges 2211b arranged in an S shape, and a plurality of cutting edges 2211b are connected end to end; in the two blades which are symmetrically arranged, the blades are bent upwards and form an included angle of 45-80 degrees with the horizontal plane;

in the blade of the cutter 20 located above, the blade is bent upwards and forms an included angle of 45-80 degrees with the horizontal plane;

in the lower blade of the cutter 20, the blade includes a first blade portion 2311 and a second blade portion 2312, the first blade portion 2311 is connected to the root of the cutter 20, and the second blade portion 2312 is a free end; the first cutter 2311 is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane; the second cutter 2312 is bent upwards and forms an included angle of 0-90 degrees with the horizontal plane; the first end 11 of the cutter shaft 10 is provided with a cutter seat 13, an included angle of 25-60 degrees is formed between the first cutter portion 2311 and the side wall of the cutter seat 13, and an included angle of 45-70 degrees is formed between the second cutter portion 2312 and the side wall of the cutter seat 13;

in the radial direction of the cutter shaft 10, the distance from the furthest end of the cutter 20 positioned below to the axis of the cutter shaft 10 is greater than the distance from the furthest end of the cutter 20 positioned above to the axis of the cutter shaft 10.

In this way, the parameters such as the number, the size, the shape and the like of each group of cutters 20 can be differently set, so that the crushed food is finer and finer, and particularly, the good crushing effect can be achieved for food without liquid.

In this embodiment, when the blade assembly 100 and the conventional blade assembly 100 according to the present utility model are tested with the capacity of the cup 200 being 1-2L, the rotational speed of the motor being 10000-25000 RPM, the power of the motor being 800-2000W, the diameter of the bottom of the cup being 95-140 mm, and the diameter of the blade being 40-93 mm, theoretical comparison data of the blade assembly 100 and the conventional blade assembly 100 according to the present utility model are as follows: the speed of the knife assembly 100 for whipping liquid can reach 3.59m/s, and the speed of the traditional knife assembly 100 for whipping liquid can only reach 2.63m/s, namely the efficiency of the knife assembly 100 for whipping liquid is 36.5% higher than that of the traditional knife assembly 100; in addition, the crushing grain size of the knife assembly 100 provided by the utility model can reach 1.05, and the crushing grain size of the traditional knife assembly 100 can only reach 1.13, so that the food crushed by the knife assembly 100 provided by the utility model is finer, and the efficiency of the knife assembly 100 provided by the utility model is 7% higher than that of the food crushed by the traditional knife assembly 100.

Referring to fig. 3 to 6, the present utility model further provides a cup assembly 1000, where the cup assembly 1000 includes a cup 200, a cup holder 300, and the knife assembly 100 described above, and the specific structure of the knife assembly 100 refers to the above embodiment, and since the cup assembly 1000 adopts all the technical solutions of all the embodiments, at least all the beneficial effects brought by the technical solutions of the embodiments are not described herein. Wherein, the cup 200 is arranged on the cup holder 300, and the knife assembly 100 is arranged on the cup holder 300 and extends into the cup 200.

It can be appreciated that in the cup assembly 1000 according to the present utility model, by arranging the knife assembly 100 on the cup holder 300 and extending into the cup 200, the knife assembly 100 can have a larger crushing space in the cup assembly 1000, and the food crushed by the knife assembly 100 in the cup assembly 1000 is finer, especially for food without liquid, a good crushing effect can be achieved, so as to effectively solve the problem of poor crushing effect of food.

In this embodiment, the first end 11 of the cutter shaft 10 of the cutter assembly 100 is disposed on the inner bottom wall of the cup 200 through the cutter holder 13, and the cutter shaft 10 is rotationally connected with the cutter holder 13, and the cutter holder 13 is fixed on the inner bottom wall through the first fastener 14 in the direction from the inner bottom wall to the outer wall of the cup 200, wherein the first fastener 14 may be a nut.

Further, referring to fig. 3 and 4 in combination, in an embodiment of the cup assembly 1000 of the present utility model, the inner bottom wall of the cup 200 is an arc surface 210.

So set up, knife assembly 100 can roll fast through the interior bottom wall that arc surface 210 set up in the in-process of beating and smashing the food in cup 200 to promote knife assembly 100 to the efficiency of beating and smashing food.

Further, referring to fig. 4 in combination, in an embodiment of the cup assembly 1000 of the present utility model, an included angle a of 100 ° to 135 ° is formed between the side wall of the tool holder 13 of the tool assembly 100 and the tangential plane of the inner bottom wall of the cup 200 ₃ . For example, the angle a between the side wall of the holder 13 and the tangent plane of the inner bottom wall of the cup 200 ₃ Specifically, the angles may be 100 °, 105 °, 112 °, 120 °, 125 °, 135 °, and the like. In this way, the crushing efficiency of the food and the crushing effect of the cutter assembly 100 can be effectively improved.

Further, referring to fig. 5 in combination, in an embodiment of the cup assembly 1000 of the present utility model, a gap L is formed between the lowermost cutter 20 and the sidewall of the cup 200 at the corresponding position ₁ 2mm to 10mm; a gap L between the cutter 20 positioned at the lowermost position and the inner bottom wall of the cup 200 ₂ Is 2 mm-10 mm. That is, between the two blades of the third cutter 23 located at the lowermost position and the side wall of the corresponding position of the cup 200Gap L ₁ A clearance L of 2mm to 10mm and a position where the side wall intersects with the plane of the third cutter 23 ₁ 2mm to 10mm, a gap L between the two blades of the third cutter 23 and the inner bottom wall of the cup 200 ₂ Is 2 mm-10 mm.

For example, a gap L between the third cutter 23 located at the lowermost position and the side wall of the cup 200 at the corresponding position ₁ Specifically, the thickness of the material can be 2mm, 5mm, 7mm, 8mm, 10mm and the like; gap L between third cutter 23 located at the lowermost position and inner bottom wall of cup 200 ₂ In particular, 2mm, 5mm, 7mm, 8mm, 10mm, etc. are also possible.

By doing so, it is possible to improve the efficiency and the effect of beating and pulverizing the food while ensuring that the knife assembly 100 has a sufficient beating volume, so as to prevent the effect of beating and pulverizing the food from being affected when the gap between the third knife 23 located at the lowermost position and the side wall of the cup 200 and the gap between the third knife 23 located at the lowermost position and the inner bottom wall of the cup 200 are too small, and the knife blade on the third knife 23 is liable to collide with the inner wall of the cup 200 and the gap between the third knife 23 located at the lowermost position and the side wall of the cup 200 and the gap between the third knife 23 located at the lowermost position and the inner bottom wall of the cup 200 are too large.

Further, referring to fig. 3 in combination, in one embodiment of the cup assembly 1000 of the present utility model, the distance L between the uppermost cutter 20 and the rim of the cup 200 ₃ 110mm to 180mm. For example, the distance L between the uppermost first cutter 21 and the mouth of the cup 200 ₃ And may be 110mm, 125mm, 130mm, 138mm, 150mm, 180mm, etc.

So configured, the knife assembly 100 can sufficiently whip and crush food in the cup 200 to effectively enhance whipping and crushing efficiency and effect on the food.

The utility model also provides a food processor, which comprises a base component and the knife component 100 or the cup component 1000, wherein the specific structure of the knife component 100 or the cup component 1000 refers to the embodiment, and the food processor at least has all the beneficial effects brought by the technical schemes of the embodiment because the food processor adopts all the technical schemes of the embodiment, and the detailed description is omitted. Wherein the cup assembly 1000 is disposed on the base assembly.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (18)

1. A knife assembly, comprising:

a cutter shaft;

the cutter is provided with at least three groups along the axial direction of the cutter shaft, and a preset interval is arranged between two adjacent groups of cutters;

and at least two blades of the cutter positioned in the middle are asymmetrically arranged compared with the cutter shaft.

2. The knife assembly of claim 1 wherein said knife blade is positioned in the middle as compared to at least two of said knife blades having said knife shafts disposed asymmetrically:

at least one blade is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane;

at least one of the blades is disposed parallel to the horizontal plane.

3. The knife assembly of claim 1 wherein at least two of said blades disposed asymmetrically with respect to said arbor are provided with serrated cutting edges.

4. The knife assembly of claim 3 wherein said serrated knife edge comprises a plurality of arcuate segments, a plurality of said arcuate segments being joined end to end, each of said arcuate segments comprising a plurality of knife edges arranged in an "S" configuration, a plurality of said knife edges being joined end to end.

5. A knife assembly according to claim 1, wherein at least two of the centrally located blades of the knife are symmetrically disposed along the axis of the arbor.

6. The knife assembly of claim 5 wherein said knife blade is positioned in the middle and said knife blade is folded upwardly at an angle of 45 ° to 80 ° from horizontal in at least two symmetrically positioned knife blades.

7. The knife assembly of claim 1 wherein the number of blades of the knife in the middle is greater than the number of blades of the knife on both sides thereof.

8. The knife assembly of claim 7 wherein the blades of adjacent sets of said knives are offset in the same direction of rotation.

9. The knife assembly of claim 1 wherein the edge of the knife located below faces upward, the edge of the knife located in the middle, and the edge of the knife located above face downward.

10. The knife assembly of claim 1 wherein in the blade of the knife at the lowermost position, the blade comprises a first knife portion and a second knife portion, the first knife portion connecting the root of the knife, the second knife portion being a free end;

the first knife part is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane;

the second knife part is bent upwards and forms an included angle of 0-90 degrees with the horizontal plane.

11. The knife assembly of claim 10 wherein the knife shaft is provided with a knife holder at a first end thereof; in the blade of the tool located at the lowermost position:

an included angle of 25-60 degrees is formed between the first cutter part and the side wall of the cutter holder;

an included angle of 45-70 degrees is formed between the second cutter part and the side wall of the cutter holder.

12. The knife assembly of any one of claims 1 to 11 wherein in the knife blade above, the knife blade is bent upward and forms an angle of 45 ° to 80 ° with the horizontal;

and/or the preset distance between two adjacent groups of cutters is 5 mm-20 mm.

13. The knife assembly of claim 1 wherein the number of blades of said knife in the middle is four and the number of blades of said knife in the upper and said knife in the lower is two;

the blades of two adjacent groups of cutters are arranged in a staggered manner along the same rotation direction;

the preset distance between two adjacent groups of cutters is 5 mm-20 mm;

the cutting edge of the cutter positioned below faces upwards, and the cutting edge of the cutter positioned in the middle and the cutting edge of the cutter positioned above face downwards;

in the middle cutter, two blades are asymmetrically arranged compared with the cutter shaft, and the two blades are symmetrically arranged along the axis of the cutter shaft so that the blades of the cutter in the middle are distributed in a cross shape; two of the blades are provided with zigzag blades, one of the blades is bent downwards and forms an included angle of 0-30 degrees with the horizontal plane, the other blade is arranged in parallel with the horizontal plane, the zigzag blades comprise a plurality of arc-shaped sections, the arc-shaped sections are connected end to end, each arc-shaped section comprises a plurality of cutting edges which are arranged in an S shape, and the cutting edges are connected end to end; in the two blades which are symmetrically arranged, the blades are bent upwards and form an included angle of 45-80 degrees with the horizontal plane;

in the blade of the cutter positioned above, the blade is bent upwards and forms an included angle of 45-80 degrees with the horizontal plane;

in the blade of the cutter positioned below, the blade comprises a first cutter part and a second cutter part, wherein the first cutter part is connected with the root of the cutter, and the second cutter part is a free end; the first knife part is bent downwards and forms an included angle of 60-80 degrees with the horizontal plane; the second knife part is bent upwards and forms an included angle of 0-90 degrees with the horizontal plane; the first end of the cutter shaft is provided with a cutter seat, an included angle of 25-60 degrees is formed between the first cutter part and the side wall of the cutter seat, and an included angle of 45-70 degrees is formed between the second cutter part and the side wall of the cutter seat;

in the radial direction of the cutter shaft, the distance from the furthest end of the cutter positioned below to the axis of the cutter shaft is larger than the distance from the furthest end of the cutter positioned above to the axis of the cutter shaft.

14. A cup assembly comprising a cup, a cup seat and a knife assembly according to any one of claims 1 to 13, wherein the cup is located in the cup seat and the knife assembly is located in the cup seat and extends into the cup.

15. The cup assembly of claim 14 wherein the inner bottom wall of the cup is an arcuate surface.

16. The cup assembly of claim 15 wherein the side wall of the blade seat of the blade assembly forms an angle of 100 ° to 135 ° with a tangent to the inner bottom wall of the cup.

17. The cup assembly of claim 14 wherein a gap between the lowermost cutter and the sidewall of the cup at the corresponding location is 2mm to 10mm; the gap between the cutter at the lowest part and the inner bottom wall of the cup body is 2 mm-10 mm;

and/or the distance between the uppermost cutter and the cup mouth of the cup body is 110-180 mm.

18. A food processor comprising a housing assembly and a knife assembly according to any one of claims 1 to 13 or a cup assembly according to any one of claims 14 to 17;

the cup body component is arranged on the base component.