CN115591630A - Grinding assembly and kitchen waste disposer - Google Patents

Abstract

The invention relates to a grinding assembly and a kitchen waste disposer. The grinding assembly includes: a grind ring; the cutter head is arranged in the grinding ring and can rotate relative to the grinding ring, the blade assembly is arranged on the disc surface of the cutter head and comprises a first blade and a second blade, the first blade and the second blade are staggered in the axial direction of the cutter head, first blades are arranged on the outer edges of the first blade and the second blade, and the first blade and/or the second blade can rotate relative to the cutter head under the action of external force, so that the first blades on the first blade and the second blade which are staggered in the axial direction of the cutter head are matched to cut off cut-off objects. In the process that the cutter head rotates relative to the grinding ring, the first blade and the second blade are partially overlapped in the axial direction of the cutter head, so that the first blades on the first blade and the second blade are matched to cut off garbage such as flexible fibers, the garbage such as flexible long fibers is effectively treated, and the kitchen garbage processor is prevented from being blocked.

Description

Grinding assembly and kitchen waste disposer

Technical Field

The invention relates to the technical field of kitchen waste treatment, in particular to a grinding assembly and a kitchen waste treater.

Background

At present, with the push of garbage classification, urban kitchen garbage becomes a big problem of headache of people, and the kitchen garbage disposer solves a part of problems of people, so the garbage disposer is popular in the market.

The working principle of the traditional kitchen waste disposer is that the crushing effect is achieved by beating and impacting food residues through an internal grinding mechanism, but the food residues with flexible long fibers and high toughness (such as corn leaves, fruit peels, vegetable leaves and the like) can not be completely treated, and the food residues are accumulated in the disposer for a long time, so that the problems of processor jamming and pipeline blockage are easily caused.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a grinding assembly and a kitchen waste disposer.

In a first aspect, the invention provides an abrasive assembly comprising: a grinding ring; the blade disc, set up in grind the intra-annular and can for grind the ring rotation, the quotation of blade disc is provided with blade subassembly, blade subassembly includes first blade and second blade, the periphery of first blade is provided with first cutting edge, the periphery of second blade is provided with the second cutting edge, first blade with the second blade is in stagger arrangement on the axial direction of blade disc, just first blade and/or the second blade can be relative under the exogenic action the blade disc rotates, makes first blade is circumferential first cutting edge with the second blade is circumferential the cooperation of second cutting edge is in order to cut by the cutting thing.

In some embodiments, the first blade edge and/or the second blade edge comprises a plurality of serrations distributed circumferentially along the first blade edge and/or the second blade edge.

In some embodiments, more than one breaking hammer assembly is further arranged on the disc surface of the cutter disc, the breaking hammer assembly comprises a breaking hammer and a convex block, the breaking hammer is arranged on the disc surface of the cutter disc in a swinging mode, the convex block is located on a swinging path of the breaking hammer, a guide groove corresponding to the convex block is formed in the bottom surface of the breaking hammer, and the convex block is embedded into the guide groove.

In some embodiments, the top surface of the bump is provided with a third cutting edge.

In some embodiments, the projection is provided in plurality, and the projections are arranged at intervals in the circumferential direction of the cutter head.

In some embodiments, the projections are provided in two or more groups, each group includes a plurality of projections arranged at intervals along the circumferential direction of the cutter head, and the two or more groups of projections are arranged in the radial direction of the cutter head.

In some embodiments, at least a portion of the circumference of the demolition hammer is provided with a plurality of striking ridges.

In some embodiments, the quartering hammer subassembly still including set up in spacing convex part in the blade disc quotation is used for the restriction the swing stroke of quartering hammer, spacing convex part includes first spacing convex part and the spacing convex part of second in the circumferential direction of blade disc, first spacing convex part with the spacing convex part of second is located respectively the both sides of quartering hammer, just first spacing convex part is kept away from the blade disc center, the spacing convex part of second is close to the blade disc center.

In some embodiments, the two sets of breaking hammer assemblies are symmetrically arranged relative to the center of the cutter head, and the blade assembly is located between the two sets of breaking hammer assemblies in the circumferential direction of the cutter head.

In some embodiments, more than one vertical knife is further arranged on the disc surface of the cutter disc, the vertical knife is located between the two sets of breaking hammer assemblies in the circumferential direction of the cutter disc, and the vertical knife and the blade assembly are respectively located on opposite sides of the center of the cutter disc.

In some embodiments, the periphery of the cutter disc is provided with cutting teeth arranged circumferentially thereof; the grinding ring is provided with more than one cutting piece that extends towards its radial inboard the axial direction of blade disc is last, the cutting piece with cutting tooth staggered arrangement the blade disc is relative under the grinding ring rotation state, the cutting piece with cutting tooth cooperation is cut off by the cutting thing.

In some embodiments, at least one side edge of the cutting blade is provided with a fourth cutting edge, and the included angle between the surface of the fourth cutting edge and the disc surface of the cutter disc is an acute angle.

In some embodiments, the cutting blades are provided in two or more groups, and the two or more groups of cutting blades are symmetrically arranged relative to the center of the grinding ring.

The present invention also provides a kitchen waste disposer, comprising: the abrasive assembly of any of the preceding embodiments.

In some embodiments, further comprising: the grinding assembly is arranged in the shell, and the grinding ring is fixed on the shell; and the driving shaft of the motor is connected with the cutter disc and is used for driving the cutter disc to rotate relative to the grinding ring.

After adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:

through setting up first blade and the second blade that staggers in its axial on the blade disc, at the relative grinding ring rotation in-process of blade disc, first blade and second blade are at the axial upper portion overlap of blade disc, make the cooperation of the first sword on first blade and the second blade cut off rubbish such as flexible fibre, can effectively handle rubbish such as flexible long fibre, avoid rubbish objects such as flexible long fibre to gather into a group or winding scheduling problem, effectively prevent rubbish jam kitchen garbage disposer.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention to the proper form disclosed herein. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic diagram illustrating an abrasive assembly according to an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic view of another perspective of an exemplary embodiment of an abrasive assembly according to the present disclosure;

FIG. 3 is a schematic diagram of a cutter head configuration shown in accordance with an exemplary embodiment of the present invention;

FIG. 4 is another perspective schematic view of the impeller construction shown in accordance with an exemplary embodiment of the present invention;

FIG. 5 is a schematic diagram of a demolition hammer configuration shown in accordance with an exemplary embodiment of the invention;

FIG. 6 is a schematic diagram illustrating a grinding ring configuration according to an exemplary embodiment of the present invention;

FIG. 7 is an enlarged schematic view of a portion of a grinding ring structure shown in accordance with an exemplary embodiment of the present invention;

it should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate it for those skilled in the art by reference to specific embodiments.

Detailed Description

In the description of the present invention, it should be noted that the terms "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "contacting," and "communicating" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 7, the present invention provides a grinding assembly which can be used in a kitchen waste disposer to effectively cut waste such as flexible long fibers which is difficult to clean, prevent waste such as flexible long fibers from being agglomerated or entangled, and effectively prevent the waste from blocking the kitchen waste disposer.

The grinding assembly may include a grinding ring 10 and a cutter head 20.

The grind ring 10 may be fixed in a housing of a kitchen waste disposer and may be shaped like a basin with a perimeter wall that is open at the top and bottom.

The cutter head 20 is disposed in the grinding ring 10 and is rotatable relative to the grinding ring. The cutter head 20 can be connected with a driving motor of the kitchen garbage disposer, and the cutter head 20 is driven to rotate relative to the grinding ring by the driving motor. For example, a mounting hole 29 is opened in the center of the cutter head 20, and the cutter head is mounted to a drive shaft of a drive motor through the mounting hole 29.

The cutter head 20 is provided with a blade assembly on the disc surface, and the blade assembly can shear garbage. The blade assembly may include a first blade 21 and a second blade 22, the first blade 21 and the second blade 22 are staggered in the axial direction of the cutter head, that is, the heights of the first blade 21 and the second blade 22 from the plane of the cutter head 20 are different, for example, the first blade 21 is slightly higher than the second blade 22, and the first blade 21 and the second blade 22 may be connected by stepped studs 24 with different heights, respectively, so that the first blade 21 and the second blade 22 are staggered in the axial direction of the cutter head 20.

The first blade 21 is provided with a first cutting edge 23 at the periphery, the second blade 22 is provided with a second cutting edge at the periphery, and the first blade 21 and/or the second blade 22 can rotate relative to the cutter disc 20 under the action of external force, so that the first cutting edge 23 on the first blade 21 and the second cutting edge on the second blade 22 which are arranged in a staggered mode are matched to cut the cut object. During the rotation of the first blade 21 and/or the second blade 22 relative to the cutter head 20 under the action of an external force, the first blade 21 and the second blade 22 may partially overlap in the axial direction of the cutter head 20 to form an up-and-down staggered posture of the first blade 21 and the second blade 22, so that the first cutting edge 23 of the first blade 21 and the second cutting edge of the second blade 22 cooperate to cut the cut object. The first blade 21 and/or the second blade 22 can rotate relative to the cutter head 20 under the action of external force, wherein the external force can be impact force generated by the centrifugal force generated by the rotation of the cutter head 20 to enable the kitchen waste to collide the first blade 21 and/or the second blade 22, and the impact force enables the first blade 21 and/or the second blade 22 to rotate relative to the cutter head 20. The external force may also be a force actively applied to the first blade 21 and/or the second blade 22, for example, by directly driving the first blade 21 and/or the second blade 22 to rotate by a driving motor.

According to the grinding assembly, the first blades 21 and the second blades 22 are arranged on the cutter head 20, in the process that the cutter head 20 rotates relative to the grinding ring 10, the first blades 21 and the second blades 22 can form staggered postures in the axial direction of the cutter head 20, and garbage such as flexible fibers is cut off by matching the first cutting edges on the first blades 21 and the second cutting edges on the second blades 22, so that garbage such as flexible long fibers can be effectively treated, the problems that garbage such as flexible long fibers are gathered into a ball or wound and the like are avoided, and the garbage is effectively prevented from blocking a kitchen garbage disposer.

In some embodiments, the first blade edge 23 and/or the second blade edge includes a plurality of serrations distributed along the circumferential outer edge of the first blade 21 and/or the second blade 22. That is, a plurality of serrated first cutting edges 23 may be provided along the circumferential outer edge of the first blade 21 and/or the second blade 22. The specific cross-sectional shape of the serrations may be, for example, arcuate, triangular, trapezoidal, tapered, irregular, or the like. The overall shape of the first blade 21 and/or the second blade 22 may be a long strip, an oval, a circle, an irregular shape, etc., and the outer contour (peripheral edge) size is increased by the shapes, so that more blades can be arranged on the outer contour, and thus the effective meshing length is increased when the blades are matched for shearing, and the shearing efficiency is improved.

In some embodiments, a breaking hammer assembly is further disposed on the disc surface of the cutter head 20, the breaking hammer assembly includes a breaking hammer 25 and a projection 26, the breaking hammer 25 can swing along the circumferential direction of the cutter head 20, the projection 26 is located on the swing path of the breaking hammer 25, a guide groove 252 (shown in fig. 5) corresponding to the projection 26 is disposed on the bottom surface of the breaking hammer 25, the projection 26 is inserted into the guide groove 252, the projection 26 is arc-shaped and is engaged with the groove of the breaking hammer, the breaking hammer is always engaged with the projection in a collision motion, and the breaking hammer and the projection form a shearing action to shear the food waste. At the same time, the cam also guides the pivoting of the breaking hammer 25. Specifically, one end of the breaking hammer 25 close to the center of the cutter disc 20 is rotatably arranged on the cutter disc 20 through a screw, the end far away from the center of the cutter disc 20 is a free end, the breaking hammer 25 swings along the circumferential direction of the cutter disc 20 by taking the screw as a shaft to impact garbage, the garbage is crushed, and a shearing effect is formed on the food garbage through the matching of the breaking hammer moving process and the convex block. In order to achieve better impact crushing effect, in one example, a plurality of striking protrusions 251 are provided on at least one circumference of the breaking hammer 25, and a plurality of sharp blades are formed by striking the protrusions 251, so as to achieve better impact crushing effect.

Further, the top surface of the projection 26 is provided with a third blade 261 for cutting the garbage. Third cutting edge 261 may be tapered at 90 deg., with the tapered tip facing upward. During the rotation of the cutter head 20, the third cutting edge 261 itself performs a cutting function on the garbage, and a shearing function is formed on the food garbage through the swinging process of the breaking hammer in cooperation with the projection.

According to the food garbage crusher, the crushing hammer 25 is used for impacting and crushing food garbage, the crushing hammer 25 is matched with the lug 26 in the swinging process to play a shearing role on the food garbage, and the cutter disc 20 rotates to enable the blade at the top of the lug 26 to cut food.

Further, the projection 26 is provided in plural, and the plural projections 26 are arranged at intervals along the circumferential direction of the cutter head 20. The lugs 26 are arranged at intervals, so that a plurality of third cutting edges for cutting food are formed, and a circumferential multi-position shearing force and a cutting action are formed in cooperation with the swinging process of the breaking hammer 25.

Further, the projections 26 may be provided in two or more groups, each group including a plurality of projections arranged at intervals in the circumferential direction of the cutter head, the two or more groups being arranged in the radial direction of the cutter head. For example, two rows of projections 26 can be arranged in the radial direction of the cutter head 20, which form a plurality of third cutting edges for cutting food and, in cooperation with the oscillating movement of the breaking hammer 25, form a radially multi-position shearing force and cutting action.

In some examples, the breaking hammer assembly further includes a limiting convex portion disposed on the disc surface of the cutter disc 20 for limiting the swing stroke of the breaking hammer, the limiting convex portion includes a first limiting convex portion 271 and a second limiting convex portion 272, the first limiting convex portion 271 and the second limiting convex portion 272 are respectively located on two sides of the breaking hammer 25 in the circumferential direction of the cutter disc 20, the first limiting convex portion 271 is far away from the center of the cutter disc 20, and the second limiting convex portion 272 is close to the center of the cutter disc 20. The first limit convex part 271 and the second limit convex part 272 respectively limit the circumferential swinging of the breaking hammer 25 on the cutter head 20, wherein the first limit convex part 271 is far away from the center of the cutter head 20, and the second limit convex part 272 is close to the center of the cutter head 20, so that the first limit convex part 271 and the second limit convex part 272 are not on the same circumference, thereby avoiding food waste, and enabling the moving space of the food waste to be wider, so that the cutting waste can be more fully crushed.

In some examples, there are two sets of breaker assemblies, symmetrically disposed about the center of the cutterhead, with a blade assembly located between the two sets of breaker assemblies in the circumferential direction of the cutterhead 20.

Further, more than one vertical knife 28 is arranged on the disk surface of the cutter head 20, in the circumferential direction of the cutter head 20, the vertical knife 28 is positioned between the two groups of breaking hammer assemblies, and the vertical knife 28 and the blade assembly are respectively positioned on the opposite sides of the center of the cutter head 20. The food waste can be punctured and cut by the vertical knives 28, and the food waste can be ground and pulverized more sufficiently by the vertical knives 28 and the blade assembly which are positioned on the opposite sides of the center of the cutter head 20.

In some embodiments, the periphery of the impeller 20 is provided with cutting teeth 201 arranged circumferentially therealong; the grinding ring 10 is provided with more than one cutting blade 11 extending towards the radial inner side of the grinding ring, the cutting blades 11 and the cutting teeth 201 are arranged in a staggered mode (arranged in a vertically staggered mode) in the axial direction of the cutter disc 10, and the cutting blades 11 and the cutting teeth 201 are matched to cut off cut-off objects in a rotating state of the cutter disc 20 relative to the grinding ring 10. The cutting blade 11 further grinds the kibbling food with cutting tooth 201 cooperation, improves food waste treatment efficiency.

Furthermore, at least one side edge of the cutting blade 11 is provided with a fourth cutting edge 12, and the surface of the fourth cutting edge 12 forms an acute included angle with the disc surface of the cutter disc 20. The fourth blade 12 on the side of the cutting blade 11 is sharper, so that the cutting blade 11 and the cutter disc 20 have better matching effect and more fully crush food.

The cutting piece 11 is provided with more than two sets of, and the central symmetry setting of the relative grinding ring 10 of cutting piece 11 more than two sets of promotes the efficiency of handling food waste.

The present invention also provides a kitchen waste disposer, including: the abrasive assembly of any of the preceding embodiments. Specifically, the kitchen waste disposer further comprises: the casing and set up the motor in the casing. The grinding component is arranged in the shell, and the grinding ring 10 is fixed on the shell; the drive shaft of the motor is connected to the impeller 20 for driving the impeller 20 in rotation relative to the grinding ring 10.

During the rotation of the cutter disc 20 relative to the grinding ring 10, the food waste is moved due to the high-speed rotating centrifugal force of the cutter disc 20, the food waste impacts the first blade 21 and/or the second blade 21 on the cutter disc 20, so that the first blade 21 and/or the second blade 22 rotate relative to the cutter disc 20, due to the up-and-down staggering of the first blade 21, during the rotation of the first blade 21 and/or the second blade 22 relative to the cutter disc 20, the first cutting edge on the first blade 21 and the second cutting edge on the second blade 22 are in staggered overlapping fit to cut off the food waste such as flexible fibers, and at the same time, the food waste is impacted by the reciprocating swing of the breaking hammer 25, and the projection 26 plays a guiding role on the breaking hammer 25, so that the food waste is cut by the second cutting edge 261 at the top, and the food is punctured and cut by the vertical knife, so that after the food is subjected to multiple treatments such as impacting, cutting and puncturing, the food waste is further crushed by the cutting teeth 201 on the cutter disc 11, and the food waste is sufficiently discharged.

It is further understood that the use of "a plurality" in this disclosure means two or more, and other terms are analogous. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. The singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It will be further understood that the terms "first," "second," and the like are used to describe various information and that such information should not be limited by these terms. These terms are only used to distinguish one type of information from another, and do not indicate a particular order or degree of importance. Indeed, the terms "first," "second," and the like are fully interchangeable. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present disclosure.

It is further to be understood that while operations are depicted in the drawings in a particular order, this is not to be understood as requiring that such operations be performed in the particular order shown or in serial order, or that all illustrated operations be performed, to achieve desirable results. In certain environments, multitasking and parallel processing may be advantageous.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is to be limited only by the scope of the appended claims.

Claims (14)

1. An abrasive assembly, comprising:

a grind ring;

the blade disc, can for grind the ring rotation, the quotation of blade disc is provided with blade subassembly, blade subassembly includes first blade and second blade, first blade is formed with first cutting edge, the second blade is formed with the second cutting edge, first blade with the second blade is in stagger arrangement on the axial direction of blade disc, just first blade and/or the second blade can be relative under the exogenic action the blade disc rotates, makes first blade is circumferential first cutting edge with the second blade is circumferential the cooperation of second cutting edge is in order to form the cutting action.

2. The grinding assembly of claim 1,

the first cutting edge and/or the second cutting edge comprises a plurality of saw teeth distributed along the periphery of the first cutting edge and/or the second cutting edge; preferably the outer profile of the first and/or second blade is elliptical.

3. The grinding assembly of claim 2,

still be provided with more than one quartering hammer subassembly in the blade disc quotation, the quartering hammer subassembly includes quartering hammer and lug, the quartering hammer can swing set up in the blade disc quotation, the lug is located on the swing route of quartering hammer, the bottom surface of quartering hammer be provided with the corresponding guide way of lug the quartering hammer is relative during the blade disc swing, the guide way process the lug makes the lug embedding is in the guide way, and with the guide way produces relative motion and forms cutting and/or grinding effect.

4. The grinding assembly of claim 3,

the top surface of the lug is formed with the third cutting edge.

5. The grinding assembly of claim 4,

the lug is provided with a plurality ofly, and is a plurality of the lug is in the blade disc circumferencial direction is at interval arrangement.

6. The grinding assembly of claim 5,

the lug is provided with more than two sets ofly, and every group includes a plurality of along the circumference interval arrangement of blade disc the lug, more than two sets of lugs are in the radial direction of blade disc is arranged.

7. The grinding assembly of claim 3,

in the swinging direction of the breaking hammer, a plurality of knocking convex ribs are arranged on two opposite side portions of the breaking hammer, and the knocking convex ribs extend from the top to the bottom of the breaking hammer.

8. The grinding assembly of claim 3,

the breaking hammer component also comprises a limiting convex part arranged on the disc surface of the cutter disc, the limiting convex part is arranged on the swinging path of the breaking hammer and is used for limiting the swinging stroke of the breaking hammer, the limiting convex part comprises a first limiting convex part and a second limiting convex part,

in the swing direction of quartering hammer, first spacing convex part with the spacing convex part of second is located respectively the both sides of quartering hammer, just first spacing convex part is kept away from the blade disc center, the spacing convex part of second is close to the blade disc center.

9. The grinding assembly of claim 3,

the two groups of breaking hammer components are symmetrically arranged relative to the center of the cutter head,

in the circumferential direction of the cutterhead, the blade assembly is located between the two sets of breaking hammer assemblies.

10. The grinding assembly of claim 9,

more than one vertical cutter is also arranged on the disc surface of the cutter disc,

in the circumferential direction of the cutter head, the vertical cutters are positioned between the two sets of breaking hammer components, and the vertical cutters and the blade components are respectively positioned on the opposite sides of the center of the cutter head.

11. The abrasive assembly of any one of claims 1-10,

the periphery of the cutter head is provided with a plurality of cutting teeth arranged along the circumferential direction of the cutter head;

the grinding ring is provided with more than one cutting blade extending towards the radial inner side of the grinding ring, and the cutting blades are positioned below the cutting teeth in the axial direction of the cutter disc,

under the state that the cutter disc rotates relative to the grinding ring, the cutting sheets are matched with the cutting teeth to form a cutting effect.

12. The grinding assembly of claim 11,

at least one side edge of the cutting blade is provided with a fourth cutting edge, and the included angle between the surface of the fourth cutting edge and the disk surface of the cutter disk is an acute angle.

13. A kitchen waste disposer, comprising:

the abrasive assembly of any one of claims 1-12.

14. The kitchen waste disposer of claim 13, further comprising:

the grinding assembly is arranged in the shell, and the grinding ring is fixed on the shell;

and the driving shaft of the motor is connected with the cutter disc and is used for driving the cutter disc to rotate relative to the grinding ring.

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