CN110528642B

CN110528642B - Garbage disposal device

Info

Publication number: CN110528642B
Application number: CN201910922866.0A
Authority: CN
Inventors: 陈茂焕
Original assignee: Ningbo Eson Motor Co ltd
Current assignee: Ningbo Eson Motor Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2024-03-26
Anticipated expiration: 2039-09-27
Also published as: CN110528642A

Abstract

The utility model relates to a garbage disposer, which comprises a grinding mechanism and a working cavity for arranging the grinding mechanism, wherein the grinding mechanism comprises a grinding ring and a cutter head assembly which is arranged below the grinding ring and rotates relative to the grinding ring, the cutter head assembly comprises a cutter head, the outer edge of the cutter head is upwards turned to form a first annular flanging, the lower edge of the grinding ring is inserted and matched with the first annular flanging, a channel for garbage to flow through is formed between the lower edge of the grinding ring and the first annular flanging, a plurality of slotted holes are formed in the lower edge of the grinding ring at intervals along the circumferential direction, first cutting teeth are arranged on the inner wall of each slotted hole, a plurality of second cutting teeth which extend upwards are further arranged on the first annular flanging at intervals along the circumferential direction, and the second cutting teeth can form cutting fit with the first cutting teeth in the rotating process of the cutter head. The garbage disposer can effectively prolong the travel of food garbage in the shredding process, and further effectively improve the shredding effect.

Description

Garbage disposal device

Technical Field

The utility model relates to the technical field of food waste treatment, in particular to a waste disposer.

Background

Food waste disposers are used to break food waste into small particles so that they are safe enough to pass through household drain lines. A conventional food processor includes a food conveying section, a motor section, and a grinding system interposed between the food conveying section and the motor section. The grinding system is a core part in the food waste disposer and generally comprises a rotary cutter disc and a fixed grinding ring, wherein a cutter head for cutting food waste is arranged on the cutter disc, the cutter disc is arranged on a motor shaft, the motor drives the cutter disc to rotate relative to the grinding ring, and the grinding ring is generally provided with grinding holes and cutting teeth, so that the food waste thrown from the cutter disc to the grinding ring is ground and crushed again. For example, chinese patent No. ZL201320009262.5 (issued notice No. CN 203184086U) entitled "food waste disposer" and patent No.

The grinding system is disclosed in chinese patent No. CN102631971B, ZL201210110326.0, entitled "grinding mechanism in food waste disposer".

However, the conventional food waste disposer still has a certain disadvantage, and although the conventional food waste disposer can grind and crush hard food waste effectively, in the actual use process, long and thin fiber waste which is difficult to treat is often accompanied in the food waste, and because the conventional food waste disposer has a short grinding path, the fiber waste is not cut effectively by only relying on the cooperation of the grinding disc and the grinding ring, and is easy to cause the blockage of a sewer pipe when falling below the grinding disc.

Therefore, there is a need for further improvements in existing waste disposers.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a garbage disposer which can effectively prolong the travel of food garbage in the chopping process and further effectively improve the chopping effect.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a garbage disposer, includes grinding mechanism and is used for settling the work cavity of this grinding mechanism, this grinding mechanism includes the grinding ring and locates the grinding ring below and relative this grinding ring pivoted blade disc subassembly, the blade disc subassembly includes the blade disc, and the outside edge of this blade disc is turned over upwards and is formed first annular turn-ups, the lower border of grinding ring and this first annular turn-ups looks cartridge to form a passageway that supplies rubbish to flow through between the two, and the lower border of grinding ring is equipped with a plurality of slotted holes along the circumferencial direction interval, is equipped with first cutting tooth on the inner wall of each slotted hole, the second cutting tooth that extends upwards is still equipped with along the circumferencial direction interval on the first annular turn-ups, the second cutting tooth can form cutting cooperation with above-mentioned first cutting tooth in the in-process of rotating along with the blade disc.

In order to form cutting cooperation between the first cutting teeth and the second cutting teeth on the inner side and the outer side, the lower edge of the grinding ring is positioned on the inner side of the annular flanging of the cutter disc. Of course, it is contemplated that the lower edge of the grind ring may also be located outside of the annular rim of the cutterhead, i.e., the inner diameter of the lower edge of the grind ring is slightly larger than the inner diameter of the annular rim of the cutterhead.

In order to avoid the problem of machine blocking when the garbage materials pass through the slot hole of the grinding ring, the slot hole is a strip-shaped slot hole with an opening at the lower end, the inner wall of the opening part of the strip-shaped slot hole is provided with a transition inclined plane which gradually enlarges the opening part from top to bottom, and the transition inclined plane and the first cutting teeth are respectively positioned on two side walls of the strip-shaped slot hole which are oppositely arranged.

In order to further improve the crushing effect of the garbage materials, the bottom of the cutter disc is also provided with a cutting disc capable of rotating together with the cutter disc, the peripheral edge of the cutting disc is provided with a plurality of third cutting teeth extending outwards, and at least part of each third cutting tooth is exposed out of the outer edge of the cutter disc. When the corresponding materials flow out of the grinding ring along with water flow and enter the drainage chamber, the materials can be cut again by the cutting disc arranged at the bottom of the cutter disc, so that the crushing effect of the materials is further improved.

In order to improve the cutting effect of the cutting disc, one of any two adjacent third cutting teeth extends obliquely upwards, and the other extends obliquely downwards. The third cutting teeth adopt a structure which is arranged in a staggered way up and down, and can effectively cut the long fibers flowing out of the slotted holes of the grinding ring. And the cutting range of the peripheral edge of the cutting disc in the up-down direction is prolonged, namely an effective cutting interval can be formed between the highest point of the third cutting teeth extending upwards in an inclined manner and the lowest point of the third cutting teeth extending downwards in an inclined manner, and long fiber materials can be effectively cut off by the third cutting teeth when flowing out of the grinding cavity and falling into the cutting interval, so that the problem of blockage of a sewer pipe is avoided.

In order to further improve the grinding capability of the cutter head assembly, the cutter head assembly further comprises a first boss and a second boss, wherein the first boss and the second boss are arranged on the upper surface of the cutter head, the first boss is obliquely upwards folded and extended from the upper surface of the cutter head, and the second boss is vertically upwards folded and extended from the upper surface of the cutter head. The first boss and the second boss which are upwards folded and extended can correspondingly increase the number of cutting edges on the cutter head assembly, and then the cutting and grinding efficiency is improved.

As an improvement, a water draining chamber is formed in the working cavity and is correspondingly positioned below the cutter head assembly, a plurality of turbulence pieces are arranged in the water draining chamber, and each turbulence piece is correspondingly positioned below the third cutting tooth of the cutting disc. Because the turbulent flow effect of the turbulent flow piece, the water flow in the water discharge chamber can fluctuate when flowing in a rotating way, so that the fiber materials entering the water discharge chamber also fluctuate along with the water flow when rotating, fully contact with the third cutting teeth above, and are further cut and shortened.

In order to reduce production cost, the spoiler is a plurality of strip-shaped convex ribs which are arranged on the bottom wall surface of the water draining chamber and extend along the radial direction of the water draining chamber, and each strip-shaped convex rib is arranged at intervals along the circumferential direction of the water draining chamber. Of course, the turbulence member may also employ other bending members or concave-convex members capable of increasing the up-and-down fluctuation degree of the water flow.

In order to be able to carry out preliminary crushing to the big material that just gets into in the working chamber, grinding mechanism still includes the lid and establishes the clamping ring on the upper end wall of grinding ring, the interior border of this clamping ring has a plurality of vertical teeth that inwards extend and upwards turn over the book and form along circumference direction interval arrangement.

In order to prevent the garbage disposer from falling off or affecting the tightness between the upper port of the working cavity and the downpipe caused by the vibration of the grinding mechanism in the use process, the upper port of the working cavity is connected with the lower end of the downpipe through a damping structure.

In order to conveniently and quickly connect the upper port of the working cavity with the lower end of the downpipe, the damping structure comprises a damping sleeve and a locking ring, an annular bulge is arranged on the inner wall of the lower port of the damping sleeve, and an annular clamping groove into which the annular bulge is clamped is arranged on the outer wall surface of the upper port of the working cavity; the upper port of the damping sleeve is a shrinkage cavity and is restrained on the lower end part of the downpipe, a step part which can be abutted to the upper port of the working cavity is formed on the inner wall of the damping sleeve, the locking ring is positioned above the damping sleeve, the upper port of the locking ring is in threaded connection with the downpipe, and the damping sleeve is tightly pressed on the upper port of the working cavity.

As an improvement, the locking ring is provided with a stepped hole with an increased inner diameter from top to bottom, and the outer wall of the damping sleeve is provided with an annular stepped part which can extend into the locking ring and is matched with the stepped hole. The structure can make the pressure of the damping sleeve applied by the locking ring more uniform, and further can firmly compress the damping sleeve on the upper port of the working cavity, so that the tightness is ensured. On the other hand, the damping sleeve is arranged in the stepped hole of the locking ring, so that the damping sleeve can be prevented from being polluted to be aged too early, and the service life is prolonged.

The improved shock absorber is characterized by further comprising a shell which is sleeved outside the working cavity, wherein the upper port of the shell is restrained on the peripheral wall of the lower end of the shock absorber sleeve and is connected with the upper part of the working cavity through a turnbuckle structure. Adopt the turnbuckle structure can conveniently be connected working cavity and shell body to guarantee the fastness of connection between the two, avoid the hookup location department between working cavity and the shell body to take place vibration and noise because of having the clearance.

As an improvement, the turnbuckle structure comprises a plurality of clamping blocks arranged on the outer peripheral wall of the upper part of the working cavity and a plurality of sliding grooves which are arranged on the inner peripheral wall of the upper port of the shell and extend along the circumferential direction; the outer peripheral wall of the lower end of the damping sleeve is also provided with an annular protruding edge, and the annular protruding edge and a clamping block on the working cavity can be clamped into the sliding groove of the shell together. When the device is installed, the working cavity can be slightly pressed down and then rotated along the circumferential direction, and the clamping block on the working cavity can be automatically clamped into the sliding groove and tightly presses the annular protruding edge positioned above.

In order to facilitate the smooth entry of the clamping block on the working cavity into the chute in the rotation process. The bottom surface of the notch of the chute is a guiding inclined surface which extends downwards in an inclined mode.

In order to quickly connect the downpipe to the mounting port at the bottom of the water tank and ensure the tightness between the downpipe and the water outlet of the water tank, the upper port of the downpipe is provided with a third annular flanging which is turned outwards and is used for being placed on the edge of the water outlet of the water tank; the downpipe is sleeved with a gasket part and a fixed pressing sleeve, wherein the gasket part is positioned above the fixed pressing sleeve, a resisting part for placing the fixed pressing sleeve is arranged on the peripheral wall of the downpipe, and a plurality of first screws capable of upwards pressing the gasket part at the bottom of the water tank are connected with the fixed pressing sleeve through threads.

In order to conveniently sleeve the fixed pressing sleeve on the downpipe and move the fixed pressing sleeve upwards to a position above the resisting part, the resisting part is a plurality of third bosses arranged at intervals along the circumferential direction of the downpipe, and a notch for the third bosses to pass through is correspondingly arranged on the inner edge of the fixed pressing sleeve.

Compared with the prior art, the utility model has the advantages that: because the first annular flanging and the second cutting teeth are additionally arranged, on one hand, the first annular flanging is utilized, so that the crushed garbage in the grinding ring flows out from the lower edge of the grinding ring and then enters the water discharge chamber through the first annular flanging after passing through a channel between the grinding ring and the first annular flanging (when the lower edge of the grinding ring is positioned at the inner side of the first annular flanging); or the garbage crushed in the grinding ring is blocked by the first annular flanging, then upwards and backwards turned, and flows out from the lower edge of the grinding ring into the water discharge chamber (when the lower edge of the grinding ring is positioned at the outer side of the first annular flanging), namely the flow stroke of the garbage crushed in the grinding cavity is obviously increased, and the garbage is further crushed by the grinding ring and the edge of the first annular flanging in the flow process; on the other hand, the second cutting teeth on the first annular flanging of the cutter head of the garbage disposer can form cutting fit with the first cutting teeth of the slotted holes on the lower edge of the grinding ring in the rotating process of the cutter head, so that corresponding materials (especially long fiber materials) can be cut and crushed when passing through the slotted holes of the grinding ring, and further crushing effect is realized.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is a schematic perspective view of another angle of the embodiment of the present utility model;

FIG. 3 is a longitudinal cross-sectional view of an embodiment of the present utility model;

FIG. 4 is a schematic perspective view of a working chamber according to an embodiment of the present utility model;

FIG. 5 is a longitudinal cross-sectional view of FIG. 4 (with an included grinding mechanism);

FIG. 6 is an enlarged view of a portion of FIG. 3 at A;

FIG. 7 is a schematic perspective view of a polishing mechanism according to an embodiment of the present utility model;

FIG. 8 is an exploded view of FIG. 7;

FIG. 9 is an exploded view of a portion of the structure of an embodiment of the present utility model;

fig. 10 is a schematic perspective view of a cutterhead assembly according to an embodiment of the present utility model;

figure 11 is a longitudinal cross-sectional view of a locking ring according to an embodiment of the present utility model;

FIG. 12 is a longitudinal cross-sectional view of a damping sleeve according to an embodiment of the present utility model;

FIG. 13 is a longitudinal cross-sectional view of the upper housing of an embodiment of the present utility model;

FIG. 14 is a schematic perspective view of a fixed pressure jacket according to an embodiment of the present utility model;

FIG. 15 is a schematic perspective view of a downspout according to an embodiment of the utility model;

FIG. 16 is a schematic perspective view of a lower cover according to an embodiment of the present utility model;

fig. 17 is an enlarged view at a in fig. 5.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Referring to fig. 1 to 3, a garbage disposer is connected to a drain opening at the bottom of a sink 61 for grinding food waste rinsed from a drain pipe 40 connected to the drain opening of the sink 61.

Referring to fig. 1-17, the garbage disposer includes a housing 60, a grinding part disposed in the housing 60, the grinding part including a working chamber 30 and a grinding mechanism disposed in the working chamber 30, an upper port of the working chamber 30 being connected to a downspout 40, the grinding mechanism including a cutter head assembly 20 and a grinding ring 10 covered above the cutter head assembly 20, and a motor driving part disposed below the working chamber 30, wherein an output shaft of a motor 62 of the motor driving part passes through a bottom of the working chamber 30 and is connected to the cutter head assembly 20 to drive the cutter head assembly 20 to rotate relative to the grinding ring 10 fixed in the working chamber 30. The cutter head assembly 20 is horizontally arranged in the working cavity 30, the working cavity 30 is correspondingly positioned in the lower area of the cutter head assembly 20 to form a water discharge chamber 31, the bottom of the working cavity 30 is provided with a discharge hole 33 correspondingly communicated with the water discharge chamber 31, and the grinding ring 10 is covered above the cutter head assembly 20 to form a grinding cavity 34, as shown in fig. 5 in detail; wherein, the food residues entering the grinding cavity 34 are crushed into fine particles by the grinding mechanism, then enter the drainage chamber 31 along with water flow, and finally are discharged through the discharge port 33. In this embodiment, the discharge port 33 of the working chamber 30 is further connected with a rubber sleeve 330 through a bead ring 331, and the rubber sleeve 300 can be conveniently inserted with a connecting pipe (not shown) so as to discharge the ground material out of the garbage disposer through the connecting pipe, as shown in fig. 5.

Referring to fig. 7 and 8, the cutterhead assembly 20 of the grinding mechanism includes a cutterhead 21, a cutter head 25 and a plurality of bosses disposed on the cutterhead 21, wherein the cutter head 25 can rotate 360 degrees and is matched with the bosses disposed around the cutter head 25 for cutting to crush food, and in particular, the cutter head 25 has a plurality of steps and sharp corner structures in the height direction so as to improve the cutting efficiency of food waste. In this embodiment, the bosses are of various structures, and specifically include a first boss 23 that is turned obliquely upward from the surface of the cutterhead 21 and a second boss 24 that extends vertically upward from the surface of the cutterhead 21, where the first boss 23 and the second boss 24 are distributed on different inner diameter positions of the cutterhead 21, so as to effectively crush food residues.

With continued reference to fig. 7 and 8, the grinding ring 10 of the grinding mechanism is a ring body having an inner diameter substantially the same as that of the cutterhead 21, and the upper port of the grinding ring 10 is provided with a second annular flange 13 turned outwards, and the grinding ring 10 can rest on an annular step 14 at the upper end of a lower cover 302 of the working chamber 30 described below through the second annular flange 13, as shown in fig. 16. The grinding ring 10 is provided with a plurality of grinding holes and cutting teeth, in particular, a plurality of slots 11 are arranged at intervals along the circumferential direction on the edge of the lower end of the grinding ring 10, in order to avoid the problem of machine blocking when garbage materials pass through the slots 11 of the grinding ring 10, the slots 11 are strip-shaped slots with openings at the lower end, and the inner walls of the opening parts of the strip-shaped slots are provided with transition inclined planes 110 which enable the opening parts to gradually increase from top to bottom. In this embodiment, the slot 11 is designed as an inverted U-shaped structure, but may also be designed as a notch of a shape, the inner wall of the slot 11 is provided with a first cutting tooth 12, and the transition inclined plane 110 and the first cutting tooth 12 are respectively located on two opposite side walls of the slot, as shown in fig. 8. Correspondingly, the outer edge of the cutterhead 21 of the cutterhead assembly 20 is turned upwards to form a first annular flanging 210, and the lower edge of the grinding ring 10 is inserted into the first annular flanging 210, and a channel 100 for garbage to flow is formed between the lower edge and the first annular flanging, as shown in fig. 17. The first annular flange 210 is further provided with a plurality of second cutting teeth 211 extending upwards at intervals along the circumferential direction, wherein the first annular flange 210 is positioned at the outer side of the edge of the lower end of the grinding ring 10, that is, the edge of the lower end of the grinding ring 10 is located in the first annular flange 210 of the cutter disc 21, and the second cutting teeth 211 on the first annular flange 210 of the cutter disc 21 can form cutting fit with the first cutting teeth 12 in the slotted holes 11 of the grinding ring 10 in the process of rotating the cutter disc 21 relative to the grinding ring 10. On the other hand, the edge of the first annular flange 210 itself is also capable of crushing and cutting food waste during rotation with the cutterhead 21.

Referring to fig. 8, the grinding mechanism further includes a pressing ring 15 covered on the second annular flange 13 of the grinding ring 10, a plurality of vertical teeth 16 extending inwards and turning upwards are arranged at intervals along the circumferential direction of the pressing ring 15, and the inner diameter of an annular channel surrounded by the vertical teeth 16 is matched with the inner diameter of the blanking port of the upper cover 301 of the working cavity 30, so as to primarily crush large materials just entering the working cavity 30.

With continued reference to fig. 8, in order to crush and cut the food waste flowing out of the grinding ring 10 again, a cutting disc 22 is further connected to the bottom surface of the cutter disc 21, and the cutting disc 22 can rotate together with the cutter disc 21. The outer edge of the cutting disc 22 is provided with a plurality of third cutting teeth 220 at intervals along the circumferential direction thereof, and any adjacent two of the third cutting teeth 220 are arranged in a staggered manner in the up-down direction, specifically, one of the adjacent two of the third cutting teeth 220 extends obliquely upward, and correspondingly, the other third cutting tooth 220 extends obliquely downward. The cutting tooth structure which is arranged in a vertically staggered manner lengthens the cutting range of the periphery of the cutting disc along the vertical direction, can cut food waste, especially long fiber waste, flowing out of the grinding ring 10 again, and improves the crushing effect of the garbage disposer.

Referring to fig. 5 and 16, a plurality of turbulence members 32 are disposed on a bottom wall surface of the drain chamber 31 of the working cavity 30, and specifically, the turbulence members 32 are radially extending strip-shaped ribs, which are spaced apart along a circumferential direction of the working cavity 30, i.e., are radially distributed, and are correspondingly located below the third cutting teeth 220 of the cutting disc 22. Because of the turbulence effect of the strip-shaped ribs, the water flow in the drainage chamber 31 can fluctuate up and down during the rotation flow, so that the fiber material entering the drainage chamber 31 fluctuates up and down during the rotation along with the water flow, and is fully contacted with the third cutting teeth 220 above, and is further cut and shortened.

Referring to fig. 5, the working chamber 30 includes an upper cover 301 and a lower cover 302 that can be fastened in the up-down direction, and a first connection plate 303 and a second connection plate 304 are respectively provided at connection positions between the upper cover 301 and the lower cover 302, and are fixed by screw connection therebetween.

Referring to fig. 3 and 16, in the present embodiment, the upper port of the upper cover 301 is connected to the lower end of the downspout 40 through a shock absorbing structure. The shock absorbing structure comprises a shock absorbing sleeve 51 and a locking ring 52, wherein the shock absorbing sleeve 51 can be made of rubber materials, an annular protrusion 53 is arranged on the inner wall of the lower port of the shock absorbing sleeve 51, and correspondingly, an annular clamping groove 54 into which the annular protrusion 53 is clamped is arranged on the outer wall surface of the upper port of the upper cover 301. The upper port of the damping sleeve 51 is sleeved on the outer peripheral wall of the lower end of the downpipe 40, specifically, the outer wall surface of the lower end of the downpipe 40 is provided with an annular sealing groove 402, and correspondingly, the inner wall surface of the damping sleeve 51 is provided with an annular flange 56 which can be clamped into the annular sealing groove 402. The locking ring 52 is sleeved on the outer side of the damping sleeve, the upper port of the locking ring 52 is of a necking structure, the necking is connected to the outer peripheral wall of the downpipe 40 through threads, specifically, an inner thread 521 is arranged on the inner surface of the upper port of the locking ring 52, an outer thread 401 is correspondingly arranged on the outer peripheral wall of the downpipe 40, a step 55 which can be abutted to the upper port of the working cavity 30 is further formed on the inner wall of the damping sleeve 51, when the locking ring 52 rotates downwards through the outer thread 401 on the downpipe 40, the damping sleeve 51 can be pressed on the upper port of the upper cover 301, and an anti-slip thread 35 matched with the damping sleeve 51 is further arranged on the outer edge of the upper port of the upper cover 301, so that the locking ring 52 is prevented from loosening in the use process. More specifically, the locking ring 52 has a stepped hole 520 with an increased inner diameter from the upper port downwards, and correspondingly, the outer wall of the damping sleeve 51 has an annular stepped portion 510 capable of extending into the stepped hole 520, and when the locking ring 52 rotates downwards, the inner wall of the stepped hole 520 is pressed against the annular stepped portion 510 of the damping sleeve 51, so that the force applied to the damping sleeve 51 is more uniform, and the tightness between the damping sleeve 51 and the upper port of the upper cover 301 is improved.

Referring to fig. 1 and 2, the housing 60 includes an upper case 601 and a lower case 602, wherein an annular stainless steel transition bar 603 is used to connect and tighten the upper case 601 and the lower case 602 at the connection position, so as to increase the overall aesthetic appearance of the housing 60, and of course, the upper case 601 and the lower case 602 may be assembled together by fastening, bonding or screwing. The bottom of the lower housing 602 is fixedly connected with the base 63 of the motor driving part through the second screw 64, and the upper port of the upper housing 601 is restrained on the outer peripheral wall of the lower end of the shock absorbing cap 51 and is connected with the upper portion of the upper housing 301 of the working chamber 30 through a turnbuckle structure.

Referring to fig. 4, a plurality of radially outwardly extending clamping blocks 71 are further arranged on the outer circumferential wall of the upper part of the upper cover 301 at intervals along the circumferential direction, a plurality of circumferentially square extending sliding grooves 72 (refer to fig. 13) are correspondingly arranged on the inner wall of the upper port of the upper shell 601, wherein an annular protruding edge 511 is further arranged on the outer circumferential wall of the lower end of the damping sleeve 51, and the annular protruding edge 511 and the clamping blocks 71 of the upper cover 301 can be clamped into the sliding grooves 72 of the upper shell 601 from the side part together, and refer to fig. 12; more specifically, the clip 71 of the upper housing 301 is located below the annular flange 511 of the damper sleeve 51, and the distance from the outermost end of the clip 71 to the axis of the upper housing 301 is slightly smaller than the radius of the upper port of the upper housing 601, so that the upper housing 301 can be smoothly fitted into the upper port of the upper housing 601. When the upper housing 601 is mounted, the upper housing 601 is slightly lowered, and then the upper housing 601 is rotated in the circumferential direction, so that the clamping blocks 71 on the upper cover 301 can be automatically clamped into the sliding grooves 72, and the annular convex edges 511 positioned above are pressed. The bottom surface of the notch of the chute 72 is also provided with a guiding inclined surface 720 extending obliquely downwards, so that the clamping block 71 on the upper cover 301 smoothly enters the chute 72 during rotation, as shown in fig. 13.

Referring to fig. 6, the downpipe 40 is connected to a drain opening at the bottom of the water tank 61, wherein an upper port of the downpipe 40 has a third annular flange 41 turned outwards, and the downpipe 40 can pass through the drain opening of the water tank 61 and rest on the edge of the drain opening of the water tank 61 through the third annular flange 41. Referring to fig. 15, a plurality of third bosses 46 are circumferentially spaced on the outer peripheral wall of the upper portion of the downpipe 40, in this embodiment, three third bosses 46 are uniformly arranged along the circumferential direction of the downpipe 40, correspondingly, a gasket member 43 and a fixing pressing sleeve 44 are further sleeved on the outer portion of the downpipe 40, wherein the gasket member 43 is disposed above the fixing pressing sleeve 44, specifically, three notches 47 through which the third bosses 46 pass are disposed on the inner edge of the fixing pressing sleeve 44, and when the fixing pressing sleeve 44 is installed, the fixing pressing sleeve 44 can be moved upward to above the third bosses 46 through the corresponding notches 47, and then rotated by a certain angle to stagger the notches 47 of the fixing pressing sleeve 44 from the third bosses 46, so that the bottom surface of the fixing pressing sleeve 44 is abutted on the third bosses 46, three positioning concave portions 48 into which the third bosses 46 are clamped are further disposed on the bottom surface of the fixing pressing sleeve 44, and three screw holes 440 through which the first screws 45 pass are uniformly distributed along the circumferential direction are formed on the fixing pressing sleeve 44, as shown in detail in fig. 14. Since the third annular flange 41 of the upper portion of the downspout 40 abuts against the upper surface of the bottom of the water tank 61, when the fixed press sleeve 44 rests on the third boss 46 of the downspout 40, the end of the first screw 45 can be made to abut against the washer member 43 by the upward screwing of the first screw 45. During the screwing-in process of the first screw 45, the fixed pressing sleeve 44 can downwards press the third boss 46 of the downpipe 40, so that the third annular flange 41 at the upper part of the downpipe 40 is tightly attached to the upper surface of the bottom of the water tank 61, and good sealing between the downpipe 40 and the water tank 61 is realized.

The garbage disposer in this embodiment is additionally provided with the first annular flange and the second cutting tooth, so that on one hand, the first annular flange is utilized, so that the garbage crushed in the grinding ring flows out from the lower edge of the grinding ring, flows through the channel between the grinding ring and the first annular flange, and then enters the water draining chamber through the first annular flange, namely, the flow stroke of the garbage crushed in the grinding chamber is obviously increased (the flow path of the garbage material is shown in fig. 17 in detail), and the garbage is crushed further through the grinding ring, the edge of the first annular flange and the cutting tooth thereof in the flow process; on the other hand, the second cutting teeth on the first annular flanging of the cutter head of the garbage disposer can form cutting fit with the first cutting teeth of the slotted holes on the lower edge of the grinding ring in the rotating process of the cutter head, so that corresponding materials (especially long fiber materials) can be cut and crushed when passing through the slotted holes of the grinding ring, and the first re-crushing effect is realized; simultaneously, when corresponding material flows out the grinding ring along with rivers and enters into the in-process of drainage room, can be again cut by the cutting disc of locating the bottom of blade disc, realize the second and smash the effect. Therefore, the food waste materials entering the garbage disposer can be crushed in the grinding cavity formed by the grinding ring, and can be ground and cut for a plurality of times in the process of passing through the grinding ring and the process of entering the water discharge chamber outside the outflow grinding ring, so that the stroke of the food waste in the cutting process is effectively prolonged, and the cutting effect is effectively improved.

Claims

1. A garbage disposer, includes grinding mechanism and is used for settling work cavity (30) of this grinding mechanism, this grinding mechanism includes grinding ring (10) and locates grinding ring (10) below and relative grinding ring (10) pivoted blade disc subassembly (20), its characterized in that: the cutter head assembly (20) comprises a cutter head (21), the outer edge of the cutter head (21) is upwards turned to form a first annular flanging (210), the lower edge of the grinding ring (10) is matched with the first annular flanging in an inserting mode, a channel (100) for garbage to flow through is formed between the lower edge of the grinding ring and the first annular flanging, a plurality of slots (11) are formed in the lower edge of the grinding ring (10) at intervals along the circumferential direction, first cutting teeth (12) are arranged on the inner wall of each slot (11), a plurality of second cutting teeth (211) extending upwards are further arranged in the first annular flanging (210) at intervals along the circumferential direction, and the second cutting teeth (211) can form cutting fit with the first cutting teeth (12) in the rotating process of the cutter head (21).

2. A waste disposer as claimed in claim 1, wherein: the lower edge of the grinding ring (10) is positioned at the inner side of the first annular flanging of the cutter head (21).

3. A waste disposer as claimed in claim 1, wherein: the slot (11) is a strip-shaped slot with an opening at the lower end, the inner wall of the mouth of the strip-shaped slot is provided with a transition inclined plane which gradually enlarges the mouth from top to bottom, and the transition inclined plane and the first cutting teeth (12) are respectively positioned on two side walls of the strip-shaped slot which are oppositely arranged.

4. A waste disposer as claimed in claim 1, wherein: the bottom of the cutterhead (21) is also provided with a cutting disc (22) capable of rotating along with the cutterhead (21), a plurality of third cutting teeth (220) extending outwards are arranged on the peripheral edge of the cutting disc (22), and at least part of each third cutting tooth (220) is exposed out of the outer edge of the cutterhead (21).

5. The garbage disposer of claim 4, wherein: one of any adjacent two of the third cutting teeth (220) extends obliquely upward and the other extends obliquely downward.

6. A waste disposer as claimed in claim 1, wherein: the cutter head assembly (20) further comprises a first boss (23) and a second boss (24) which are arranged on the upper surface of the cutter head (21), the first boss (23) is obliquely upwards folded and extended from the upper surface of the cutter head (21), and the second boss (24) is vertically upwards folded and extended from the upper surface of the cutter head (21).

7. The garbage disposer of claim 4, wherein: a drainage chamber (31) which is correspondingly positioned below the cutter head assembly (20) is formed in the working cavity (30), a plurality of turbulence pieces (32) are arranged in the drainage chamber (31), and each turbulence piece (32) is correspondingly positioned below a third cutting tooth (220) of the cutting disc (22).

8. The garbage disposer of claim 7, wherein: the turbulence piece (32) is a plurality of strip-shaped ribs which are arranged on the bottom wall surface of the drainage chamber (31) and extend along the radial direction of the drainage chamber (31), and the strip-shaped ribs are arranged at intervals along the circumferential direction of the drainage chamber (31).

9. A waste disposer as claimed in claim 1, wherein: the grinding mechanism further comprises a pressing ring (15) which is covered on the upper end wall of the grinding ring (10), and a plurality of vertical teeth (16) which extend inwards and are folded upwards are arranged at intervals along the circumferential direction on the inner edge of the pressing ring (15).

10. The garbage disposer of any of claims 1-9, wherein: the upper port of the working cavity (30) is connected with the lower end of the downpipe (40) through a damping structure.

11. A waste disposer as claimed in claim 10, wherein: the damping structure comprises a damping sleeve (51) and a locking ring (52), wherein an annular bulge (53) is arranged on the inner wall of the lower port of the damping sleeve (51), and an annular clamping groove (54) into which the annular bulge (53) is clamped is arranged on the outer wall surface of the upper port of the working cavity (30);

the upper port of the shock absorption sleeve (51) is a shrinkage cavity and is restrained on the lower end part of the downpipe (40), a step part (55) which can be abutted against the upper port of the working cavity (30) is formed on the inner wall of the shock absorption sleeve (51), the locking ring (52) is positioned above the shock absorption sleeve (51), the upper port of the locking ring (52) is in threaded connection with the downpipe (40), and the shock absorption sleeve (51) is tightly pressed on the upper port of the working cavity (30).

12. A waste disposer as claimed in claim 11, wherein: the locking ring (52) is provided with a stepped hole (520) with an inner diameter increasing from top to bottom, and the outer wall of the damping sleeve (51) is provided with an annular stepped part (510) which can extend into the locking ring (52) and is matched with the stepped hole (520).

13. A waste disposer as claimed in claim 11, wherein: the device further comprises a shell (60) which is sleeved outside the working cavity (30), wherein the upper port of the shell (60) is restrained on the peripheral wall of the lower end of the shock absorption sleeve (51) and is connected with the upper part of the working cavity (30) through a screwing structure.

14. A waste disposer as claimed in claim 13, wherein: the turnbuckle structure comprises a plurality of clamping blocks (71) arranged on the outer peripheral wall of the upper part of the working cavity (30) and a plurality of sliding grooves (72) which are arranged on the inner peripheral wall of the upper port of the shell (60) and extend along the circumferential direction;

the outer peripheral wall of the lower end of the damping sleeve (51) is also provided with an annular convex edge (511), and the annular convex edge (511) and a clamping block (71) on the working cavity can be clamped into a sliding groove (72) of the shell (60) together.

15. The garbage disposer of claim 14, wherein: the bottom surface of the notch of the chute (72) is a guiding inclined surface (720) which extends downwards in an inclined mode.

16. A waste disposer as claimed in claim 10, wherein: the upper port of the downpipe (40) is provided with a third annular flanging (41) which is turned outwards and is used for being placed on the edge of a water falling opening (42) of the water tank (61);

the downpipe (40) is sleeved with a gasket member (43) and a fixed pressing sleeve (44), wherein the gasket member (43) is located above the fixed pressing sleeve (44), a resisting part for placing the fixed pressing sleeve (44) is arranged on the peripheral wall of the downpipe (40), and a plurality of first screws (45) capable of upwards pressing the gasket member (43) at the bottom of the water tank (61) are connected to the fixed pressing sleeve (44) in a threaded mode.

17. The garbage disposer of claim 16, wherein: the resisting part is a plurality of third bosses (46) which are arranged at intervals along the circumferential direction of the downpipe (40), and notches (47) for the third bosses (46) to pass through are correspondingly arranged on the inner edge of the fixed pressing sleeve (44).