CN208769616U - Knife assembly and blender - Google Patents

Abstract

The utility model discloses a kind of knife assembly and blenders, the knife assembly includes tool apron and stirring blade, the bottom of chamber of the stir chamber of the blender is formed on the top of the tool apron, the stirring blade includes cutter shaft, cutter and bottom knife, the cutter shaft is installed in tool apron, the bottom of chamber is stretched out in the upper end, the cutter and the bottom knife are installed in the top on the cutter shaft and being located at the bottom of chamber, the bottom of chamber is formed with step, and the step is rotated synchronously for limiting food materials with the stirring blade.Due to being provided with step on bottom of chamber, during stirring blade beats food materials, rebound can be generated after colliding step with the food materials after blade rotation a distance, the food materials of rebound are then smashed by bottom knife, cutter makes the food materials smashed form whirlpool to draw food materials downwards again, constantly bottom knife to be made to smash food materials, to accelerate the whipping to food materials, and keep the food materials beaten out finer and smoother.

Description

Knife assembly and blender

Technical field

The utility model relates to small household appliances technical field, in particular to a kind of knife assembly and the stirring with the knife assembly Machine.

Background technique

Blender has become a kind of common household electrical appliance, in general, blender includes knife assembly and is installed in knife group Mixing drum on part, knife assembly include tool apron, the power mechanism being set in tool apron, stirring blade (this by power mechanism driving Stirring blade includes blade and cutter shaft, and the lower end of cutter shaft is connect with power mechanism, and blade is installed in the upper end of cutter shaft and is located at and stirs It mixes in cylinder).Blender in the prior art has the following problems more.

1, when power mechanism driving stirring blade beats the food materials in mixing drum, especially when dry using stirring blade When beating the beans food materials similar to dry soya bean or coffee bean, beans food materials can be rotated with blade, to not easily pass through blade Beans food materials are smashed, so that the food materials after beating are not fine and smooth enough.

2, it is not matched strictly because of blade shapes with the top of tool apron, the agglomerating phenomenon of food materials after having stirred, below blade Than more serious, make troubles for user's cleaning.

The Chinese patent that patent announcement number is CN206183084U discloses a kind of stirring blade and blender, and the stirring blade is logical Cross on blade be arranged two whipping portions come make beat after food materials it is finer and smoother, and can prevent to a certain extent food materials at Group.However, the processing cost that whipping portion improves blade is arranged on blade, and the top of the insert shape of the stirring blade and pedestal Portion's shape mismatches, and can not fundamentally solve the agglomerating phenomenon of food materials.

Utility model content

For the above-mentioned technical problems in the prior art, the embodiments of the present invention provide a kind of manufacturing cost It is low, and food materials can be beaten to fine and smooth knife assembly.

In order to solve the above technical problems, the embodiments of the present invention the technical solution adopted is that:

A kind of knife assembly is applied to blender, and the knife assembly includes tool apron and stirring blade, the top shape of the tool apron At the bottom of chamber of the stir chamber of the blender, the stirring blade includes cutter shaft, cutter and bottom knife, and the cutter shaft is installed in knife In seat, the bottom of chamber is stretched out in the upper end, and the cutter and the bottom knife are installed on the cutter shaft and are located at the bottom of chamber Top, the bottom of chamber is formed with step, and the step is rotated synchronously for limiting food materials with the stirring blade.

Due to being provided with step on bottom of chamber, during stirring blade beats food materials, with one section of blade rotation away from Food materials from after can generate rebound after colliding step, and the food materials of rebound are then returned by next bottom knife or by revolution again Bottom knife smashed, and cutter make the food materials smashed formed whirlpool to draw food materials downwards, constantly to make bottom knife Food materials are smashed, to accelerate the whipping to food materials, and keep the food materials beaten out finer and smoother.

Preferably, the both ends of the step extend respectively to the edge of the bottom of chamber and the middle part of the bottom of chamber.By making The both ends of step each extend over bottom of chamber edge and middle part, so as to intercept the food of the different radial positions with bottom knife rotation Material makes the food materials of different radial positions generate rebound, to make the more uniform exquisiteness of the food materials beaten out.

Preferably, the step gradually becomes smaller from the edge of the bottom of chamber to middle height.Step close to bottom of chamber edge Just for making the biggish food materials rebound of partial size, the step in the middle part of bottom of chamber is used to make the lesser food materials rebound of partial size just, To keep the food materials beaten out more uniform.

Preferably, the edge of the bottom of chamber is formed with upper overturning, and boss, the boss are provided on the inside of the upper overturning Extend to the direction of the cutter shaft and protrudes.The effect of boss is: under the influence of centrifugal force, the food materials on the inside of upper overturning (food materials partial size maximum) herein by boss backstop, to make the food materials at this spring back and smash.

Preferably, the boss is adjacent with the step, so that boss and step can cooperate jointly to be made all The food materials of radial position rotation are all sprung back, to make the more uniform exquisiteness of the food materials at whipping

Preferably, the bottom of chamber is in the arc shape of indent, and the bottom knife forms arc-shaped bend to be matched with the arc of indent The bottom of chamber of shape, so that the gap between the bottom knife and the bottom of chamber is uniform.Match bottom knife with bottom of chamber, so as to Uniform gap is obtained, bottom knife is equivalent to a scraper plate, by the way that reasonable clearance is arranged, so that food materials of the temporal persistence in bottom of chamber It is struck off in time by bottom knife, to avoid that the agglomerating phenomenon of food materials occurs.

Preferably, the cutter and the bottom knife include wing root and are correspondingly arranged at the two of the wing root two sides Piece wing, the wing root are sheathed on the cutter shaft, wherein the end of the wing is each formed with blade.The sword of wing end Portion has the function of smashing food materials simultaneously for cutting food materials.

Preferably, at least one side of two wings of the cutter offers multiple notches for water conservancy diversion, more A notch is arranged along the length direction of the wing.Notch is shunted for assisting, water conservancy diversion food materials, and can be eaten to such as liquid Solid particle in material is squeezed, is beaten, and particle is made constantly to be crashed to pieces.

Preferably, the projection of two wings of two wings of the cutter and the bottom knife in the vertical direction is in It is cross-shaped, be conducive to two blades fits to increase the frequency beaten to food materials when cutter shaft rotates each circle.

The invention also discloses a kind of blenders, including above-mentioned knife assembly.

Compared with prior art, the knife assembly of the utility model and the beneficial effect of blender are: due to being arranged on bottom of chamber Step, during stirring blade beats food materials, after colliding step with the food materials after blade rotation a distance Rebound can be generated, the food materials of rebound are then smashed by next bottom knife or by the bottom knife of revolution back again, and on Blade makes the food materials smashed form whirlpool to draw food materials downwards, constantly bottom knife to be made to smash food materials, to accelerate pair again The whipping of food materials, and keep the food materials beaten out finer and smoother.

Detailed description of the invention

Fig. 1 is the schematic perspective view for the knife assembly that the embodiments of the present invention provide.

Fig. 2 is the top view for the knife assembly that the embodiments of the present invention provide.

Fig. 3 is the sectional view along A-A of Fig. 2.

Fig. 4 is the schematic perspective view of the tool apron in the knife assembly that the embodiments of the present invention provide.

Fig. 5 is the schematic perspective view of the stirring blade in the knife assembly that the embodiments of the present invention provide.

In figure:

10- tool apron；The bottom of chamber 11-；12- step；13- boss；The side 131-；20- stirring blade；21- cutter shaft；22- bottom knife； 23- cutter；24- washer；25- wing；26- blade；27- notch；28- wing root.

Specific embodiment

It is with reference to the accompanying drawing and specific real to make those skilled in the art better understand the technical solution of the utility model Mode is applied to elaborate to the utility model.

As shown in Figures 1 to 5, the embodiments of the present invention disclose a kind of knife assembly, which is assemblied in stirring On machine, in general, the blender that the knife assembly of the utility model is assembled further includes stirring cup (attached to be not shown in the figure), knife assembly packet Tool apron 10 and stirring blade 20 are included, stirring cup is buckled in the top of tool apron 10, so that the top with tool apron 10 surrounds a stir chamber, If the food materials of fruit, beans etc are contained in stir chamber, in this way, the top of tool apron 10 forms the bottom of chamber 11 of stir chamber.

As shown in figure 5, stirring blade 20 includes cutter shaft 21, cutter 23 and bottom knife 22；Cutter shaft 21 is installed on tool apron 10, Its lower end is connected with the power mechanism (e.g., motor) being installed in tool apron 10, and bottom of chamber 11, cutter 23 are stretched out in the upper end of cutter shaft 21 It is installed on cutter shaft 21 with what bottom knife 22 was arranged above and below, and is located at 11 top of bottom of chamber, in this way, it is driven by the power mechanism, So that cutter 23 and bottom knife 22 beat the food materials in stir chamber；It is formed by bottom of chamber 11 at the top of tool apron 10 It is provided with step 12, which constantly rotates synchronously with stirring blade 20 for limiting food materials.

Due to being provided with step 12 on bottom of chamber 11, during stirring blade 20 beats food materials, with blade rotation Food materials after a distance, which collide, can generate rebound after step 12, the food materials of rebound then again by next bottom knife 22 or It is smashed by the bottom knife 22 of revolution back, and cutter 23 makes the food materials smashed formation whirlpool to draw food materials downwards, Constantly to make bottom knife 22 smash food materials, to accelerate the whipping to food materials, and keep the food materials beaten out finer and smoother.

In a preferred embodiment of the utility model, shown as shown in Figure 1, Figure 3 and Figure 4, the both ends of step 12 are prolonged respectively Extend to the edge of bottom of chamber 11 and the middle part of bottom of chamber 11.In the present embodiment, by making the both ends of step 12 extend respectively to bottom of chamber 11 edge and middle part makes different radial positions so as to intercept the food materials of the different radial positions rotated with bottom knife 22 Food materials generate rebound, to make the more uniform exquisiteness of the food materials beaten out.

When food materials are rotated with bottom knife 22 and not yet collide step 12, under the influence of centrifugal force, the bigger food of partial size Material is closer to the edge of bottom of chamber 11, and linear velocity is bigger, and the smaller food materials of partial size are closer to cutter shaft 21, that is, closer to bottom of chamber 11 middle part, and linear velocity is smaller.For adapt to food materials this distribution, in a preferred embodiment of the utility model, such as Shown in Fig. 1 and Fig. 4, step 12 is made gradually to become smaller from the edge of bottom of chamber 11 to middle height, it is, closer to 11 edge of bottom of chamber Step 12 height it is higher, the height closer to the step 12 at the middle part of bottom of chamber 11 is lower, in this way, higher step 12 is used just In making the biggish food materials rebound of partial size, lower step 12 is just for making the lesser food materials rebound of partial size, to make to be beaten Food materials out are more uniform.

In a preferred embodiment of the utility model, as shown in Figure 1 and Figure 4, the edge of bottom of chamber 11, which is formed with, to be turned over Side is provided with boss 13 on the inside of upper overturning, and boss 13 extends to the direction of cutter shaft 21 to be protruded.Preferably, make boss 13 and platform Rank 12 is adjacent, and flushes the side 131 of boss 13 with the vertical step of step 12, and the height of boss 13 is made to be higher than platform Rank 12.In the present embodiment, setting boss 13 makes the end of bottom knife 22 need not necessarily extend into the inside of upper overturning, and only extends To boss 13 towards the end face of cutter shaft 21, in this way, under the influence of centrifugal force, the food materials on the inside of upper overturning are (herein Food materials partial sizes it is maximum) by 13 backstop of boss, to make the food materials at this spring back and smash.Boss 13 is adjacent with step 12, from And both to cooperate jointly springs back the food materials rotated in all radial positions all, to make food materials at whipping more Add uniform and smooth.

To prevent the agglomerating phenomenon of food materials, in a preferred embodiment of the utility model, as shown in figure 3, bottom of chamber 11 be in the arc shape of indent, and bottom knife 22 forms arc-shaped bend to be matched with the bottom of chamber 11 of the arc shape of indent, so that bottom knife Gap between 22 and top is uniform.In the present embodiment, bottom knife 22 is matched with bottom of chamber 11, it is uniform so as to obtain Gap, at this point, bottom knife 22 is equivalent to a scraper plate, by the way that reasonable clearance is arranged, so that food materials of the temporal persistence in bottom of chamber 11 It is struck off in time by bottom knife 22.

The structure of blade can there are many, in a preferred embodiment of the utility model, as shown in figure 5, cutter 23 and bottom knife 22 include wing root 28 and be correspondingly arranged at the two panels wings 25 of 28 two sides of wing root, wing root 28 is sheathed on cutter shaft On 21, it is separated by between the wing root 28 of cutter 23 and the wing root 28 of bottom knife 22 by washer 24, wherein the equal shape in the end of wing 25 At there is blade 26.In the present embodiment, the main part of wing 25 is mainly used for smashing food materials, and the blade 26 of 25 end of wing For cutting food materials, and have the function of smashing food materials simultaneously.

In a preferred embodiment of utility model, as shown in figure 5, at least one of two wings 25 of cutter 23 Side offers multiple notches 27 for water conservancy diversion, and multiple notches 27 are arranged along the length direction of wing 25.The notch 27 is used for Auxiliary shunts, water conservancy diversion food materials, and can be squeezed the solid particle in such as liquid food materials, be beaten, and hits particle constantly It is broken.

In a preferred embodiment of the utility model, as shown in Figure 1 and Figure 5, two wings 25 of cutter 23 with The projection of two wings 25 of bottom knife 22 in the vertical direction is in cross-shaped.In the present embodiment, make cutter 23 with Bottom knife 22 is arranged in a crossed manner, is conducive to two blades fits to increase the frequency beaten to food materials when cutter shaft 21 rotates each circle Rate.

The invention also discloses a kind of blender, which includes knife assembly and the tool apron for being buckled in knife assembly Stirring cup on 10.The blender of the utility model can make the food materials beaten out more refinement because having installed above-mentioned knife assembly It is greasy, and food materials can be prevented in 11 group of rising of the bottom of chamber of stir chamber.

Above embodiments are only the exemplary embodiment of the utility model, are not used in limitation the utility model, this is practical new The protection scope of type is defined by the claims.Those skilled in the art can be in the essence and protection scope of the utility model It is interior, various modifications or equivalent replacements are made to the utility model, this modification or equivalent replacement also should be regarded as falling in originally practical new In the protection scope of type.

Claims (10)

1. a kind of knife assembly is applied to blender, the knife assembly includes tool apron and stirring blade, and the top of the tool apron is formed The bottom of chamber of the stir chamber of the blender, the stirring blade include cutter shaft, cutter and bottom knife, and the cutter shaft is installed in tool apron In, the bottom of chamber is stretched out in the upper end, and the cutter and the bottom knife are installed on the cutter shaft and are located at the bottom of chamber Top, which is characterized in that the bottom of chamber is formed with the step rotated synchronously for limiting food materials with the stirring blade.

2. knife assembly according to claim 1, which is characterized in that the both ends of the step extend respectively to the bottom of chamber The middle part at edge and the bottom of chamber.

3. knife assembly according to claim 2, which is characterized in that the step is from the edge of the bottom of chamber to middle height Gradually become smaller.

4. knife assembly according to claim 2, which is characterized in that the edge of the bottom of chamber is formed with upper overturning, it is described on Boss is provided on the inside of flange, the boss extends to the direction of the cutter shaft to be protruded.

5. knife assembly according to claim 4, which is characterized in that the boss is adjacent with the step.

6. knife assembly according to claim 1, which is characterized in that the bottom of chamber is in the arc shape of indent, the bottom knife Arc-shaped bend is formed to be matched with the bottom of chamber of the arc shape of indent, so that the gap between the bottom knife and the bottom of chamber is equal It is even.

7. knife assembly according to claim 1, which is characterized in that the cutter and the bottom knife include wing root with And it is correspondingly arranged at the two panels wing of the wing root two sides, the wing root is sheathed on the cutter shaft, wherein the end of the wing Portion is each formed with blade.

8. knife assembly according to claim 7, which is characterized in that at least one side of two wings of the cutter On offer multiple notches for water conservancy diversion, multiple notches are arranged along the length direction of the wing.

9. knife assembly according to claim 7, which is characterized in that two wings of the cutter and the bottom knife The projection of two wings in the vertical direction is in cross-shaped.

10. a kind of blender, which is characterized in that including knife assembly as in one of claimed in any of claims 1 to 9.