CN110236462B

CN110236462B - Dish washing machine

Info

Publication number: CN110236462B
Application number: CN201810196431.8A
Authority: CN
Inventors: 付秀强; 杨林; 张永奎; 代天喜; 张敏
Original assignee: Qingdao Haier Dishwasher Co Ltd
Current assignee: Qingdao Haier Dishwasher Co Ltd
Priority date: 2018-03-09
Filing date: 2018-03-09
Publication date: 2022-03-29
Anticipated expiration: 2038-03-09
Also published as: CN110236462A

Abstract

The invention relates to a dishwasher, comprising a flow channel, the inlet and the outlet of the flow channel are respectively connected with the inner tank of the dishwasher and the sewage discharge channel, a pulverizing device for pulverizing residues is arranged inside the flow channel, and the pulverizing device is close to the inlet of the flow channel. One end has a handle. In the present invention, by setting a pulverizing device, the residue flowing through the flow channel is pulverized into fine particles, and these particles can be directly discharged out of the dishwasher through the filter, so as to prevent the residue from staying in the filter, so that the user does not need to perform any cleaning on the filter. Manual cleaning realizes intelligent self-cleaning. In the present invention, a handle is arranged on the crushing device, so that the staff can take out the crushing device simply by pinching the handle without removing the blade during the process of disassembling the filtering system, and the operation is simple and fast.

Description

Dish washing machine

Technical Field

The invention relates to a dish washing machine, in particular to a self-cleaning dish washing machine.

Background

The traditional dishwasher filtering system generally consists of a plane filter, a cylindrical filter and a filtering lifting cup, and has the following defects in specific application:

1) in the working process of the traditional dishwasher filtering system, the traditional dishwasher filtering system can only realize the function of collecting food residues, but cannot automatically discharge the food residues, so that in order to prevent excessive food residues accumulated in the dishwasher filtering system, a user needs to take out the planar filter, the filtering lifting cup and the cylindrical filter after washing each time, pour out the food residues, clean the food residues and then put the food residues back into the dishwasher; for users, the operation is very inconvenient, and the comfort of the users in using the product is seriously influenced;

2) this traditional dish washer filtration system anti foreign matter ability is relatively poor to in making some big granule pollutants can get into the drinking cup, and then cause the drain pump to be blockked up easily and cause even that the drain pump impeller is worn and torn, the situation that breaks takes place, has seriously influenced dish washer's normal work.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

The invention aims to provide a dish washing machine, in particular to a crushing device, which aims to realize the intelligent self-cleaning purpose of the dish washing machine and simultaneously realize the purpose that the crushing device is easy to disassemble.

In order to realize the purpose, the invention adopts the following technical scheme:

the utility model provides a dish washer, includes the runner, and runner import and export are linked together with dish washer inner bag and sewage pipes respectively, and the inside reducing mechanism who is used for smashing the residue that is equipped with of runner, the one end that reducing mechanism is close to the runner import is equipped with the handle.

Furthermore, the crushing device comprises a rotating shaft and at least one blade, wherein the rotating shaft extends axially along the flow channel and can rotate around the shaft, the blade protrudes out of the outer wall surface of the rotating shaft in the radial direction, a certain distance is reserved between the blade and one end, close to the inlet of the flow channel, of the rotating shaft, and the rotating shaft part of the distance section constitutes a handle for a user to pull out the crushing device.

Furthermore, an opening is formed in the runner, and one end, far away from the inlet of the runner, of the rotating shaft penetrates through the runner from the opening to be connected with a motor output shaft arranged outside the runner;

preferably, a filter which is positioned at the downstream of the crushing device and separates the inlet and the outlet of the flow passage is arranged in the flow passage, and one end of the rotating shaft, which is far away from the inlet of the flow passage, penetrates through the filter and the flow passage to be connected with an output shaft of the motor.

Furthermore, the end face of one end of the rotating shaft, which is close to the inlet of the flow passage, is a convex cambered surface formed by gradually contracting and inclining from the periphery to the axis;

preferably, one end of the rotating shaft close to the runner inlet protrudes out of the runner inlet.

Furthermore, the blade is arranged in the flow passage, and the end part of the blade is spaced from the inner wall surface of the flow passage by a certain distance.

Furthermore, a plurality of blades are arranged on the rotating shaft, the blades are arranged on at least one radial surface, and the blades arranged on the same radial surface are uniformly distributed along the circumferential direction of the rotating shaft.

Further, the cutting surface of the blade is an inclined surface which extends outwards from the rotating shaft in the radial direction and is gradually far away from the cutting direction.

Furthermore, a filter which is positioned at the downstream of the crushing device and used for separating an inlet and an outlet of the flow passage is arranged in the flow passage, the filter is provided with a filter cavity with an opening facing the inlet direction of the flow passage, the blade is arranged in the filter cavity, and a certain distance is reserved between the end part of the blade and the inner wall surface of the filter cavity.

Further, the blade is integrally provided with the rotating shaft.

Further, the filter is fixed inside the flow passage;

preferably, the interior of the flow channel is provided with an installation part, the middle part of the installation part is provided with an installation opening, the periphery of the installation part gradually shrinks and inclines towards the direction far away from the inlet of the flow channel to form a conical surface, and after the filter is installed in the flow channel, the outer wall surface of the filter is correspondingly attached to the installation part;

more preferably, the peripheral wall surface of the mounting part close to one end of the inlet of the flow channel axially protrudes to form a mounting wall, a clamping groove which is radially recessed is formed in the mounting wall, a corresponding clamping protrusion is arranged on the filter, and the clamping protrusion slides into the clamping groove under the action of abutting pressure, so that the filter is clamped and fixed in the flow channel.

Compared with the prior art, the invention has the following beneficial effects:

the invention crushes the residue flowing through the flow passage into fine particles by arranging the crushing device, and the particles can directly discharge out of the dish-washing machine through the filter, thereby avoiding the residue from being retained in the filter, enabling a user not to manually clean the filter and realizing intelligent self-cleaning. The crushing device is also provided with the handle, so that a worker can take out the crushing device only by pinching the handle without taking down the blade in the process of disassembling the filtering system, and the operation is simple and rapid.

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 invention without limiting the invention to the right. 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 shows a schematic structural view of a dishwasher provided in the present invention;

FIG. 2 is a schematic diagram illustrating the construction of a filtration system provided by the present invention;

FIG. 3 is a schematic diagram of the filter provided by the present invention;

FIG. 4 is a schematic diagram illustrating the construction of a filtration system provided by the present invention;

wherein the names of the components are as follows:

1-inner container, 2-flow channel, 3-filter, 4-rotating shaft, 5-blade, 6-blocking projection, 7-filter cavity, 8-mounting portion, 9-mounting opening, 10-mounting wall, 11-connecting arm, 12-operating portion, 13-reinforcing rib, 14-sliding groove.

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 to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments are clearly and completely described below, and the following embodiments are used for illustrating the present invention and are not used for limiting the scope of the present invention.

Example 1

As shown in fig. 1-4, the present embodiment describes a dishwasher, which includes a flow channel 2, an inlet and an outlet of the flow channel 2 are respectively communicated with an inner container 1 of the dishwasher and a sewage channel, a crushing device for crushing residue is arranged inside the flow channel 2, and a handle is arranged at one end of the crushing device close to the inlet of the flow channel 2.

The crushing device comprises a rotating shaft 4 and at least one blade 5, wherein the rotating shaft 4 extends axially along the runner 2 and can rotate around a shaft, the blade 5 radially protrudes out of the outer wall surface of the rotating shaft, the blade 5 and one end, close to the runner inlet, of the rotating shaft 4 are spaced at a certain distance, and the rotating shaft 4 with the spaced distance section partially forms a handle for a user to pull out the crushing device.

According to the invention, the crushing device is arranged to crush the residues flowing through the flow passage 2 into fine particles, and the particles can pass through the filter 3 and directly discharge out of the dish-washing machine, so that the residues are prevented from being retained in the filter 3, a user does not need to manually clean the filter 3, and intelligent self-cleaning is realized. The crushing device is also provided with the handle, so that a worker can take out the crushing device only by pinching the handle without taking down the blade in the process of disassembling the filtering system, and the operation is simple and rapid.

Specifically, an opening is formed in the runner, and one end, far away from the inlet of the runner, of the rotating shaft penetrates through the runner from the opening to be connected with a motor output shaft arranged outside the runner. And a filter which is positioned at the downstream of the crushing device and separates the inlet and the outlet of the flow passage is arranged in the flow passage, and one end of the rotating shaft, which is far away from the inlet of the flow passage, penetrates through the filter and the flow passage and is connected with an output shaft of the motor.

Preferably, the end surface of the rotating shaft 4 near the inlet of the flow channel 2 is a convex arc surface formed by gradually contracting and inclining from the periphery to the axis, so that the rotating shaft 4 can be scratched when being held by a worker. More preferably, one end of the rotating shaft 4 near the inlet of the flow channel 2 protrudes from the inlet of the flow channel 2, so that a worker can conveniently pinch the rotating shaft 4 from the outside of the flow channel 2.

Specifically, the inlet of the flow channel 2 is arranged upwards, the filter 3 divides the flow channel 2 into an upper part and a lower part, the rotating shaft 4 extends vertically, and the lower end of the rotating shaft penetrates through the filter 3 and the flow channel 2 to be connected with the output shaft of the motor arranged outside the flow channel 2. Preferably, the peripheral wall surface of the inlet of the flow channel 2 is a slope gradually expanding from bottom to top. The outlet of the flow channel 2 is arranged at the lower side of the flow channel 2.

Common dish washer is with holding the great residue that can not pass through 3 through-holes of filter of granule through filter 3, after dish washer has washed at every turn, all will take out filter 3 through manual mode, fall the residue, especially in summer, if untimely wash the residue and will spoil soon, make the inside more bacterium of multiplying of dish washer, so need all timely washing of spent at every turn, it is very inconvenient to operate.

The dish washing machine can realize that the residual residues do not need to be cleaned manually every time after the dishes are washed, and realize intelligent self-cleaning so as to achieve the aim of meeting the requirement of automatic intelligence. Specifically, install the motor in the bottom of runner 2, sealed waterproof cooperation between motor output shaft and the runner 2, the top and the reducing mechanism of motor output shaft are connected, reducing mechanism comprises pivot 4 and blade 5, whole reducing mechanism places in filter 3, motor work drives the reducing mechanism rotation, great residue falls into filter 3 under the effect of rivers and gravity, reducing mechanism smashes the residue into more tiny granule, then tiny granule passes through the 3 through-holes of filter and arranges the outside to the machine along with the rivers.

The smashing device is operated all the time in the process of washing dishes, the process of three times of water inflow and drainage is generally carried out in the process of washing dishes by the dish washing machine, even if all residue particles are not discharged for the first time, through the second time, the residue particles can be smashed to be smaller for the third time, the smashing device is enabled to have sufficient time to smash large residue particles into smaller residue particles which can pass through the filter 3, and finally all the residue particles can be discharged to the outside of the machine through the filter screen.

Example two

As shown in fig. 1 to 4, the present embodiment is different from the first embodiment in that the blade 5 is disposed inside the flow channel 2 with a certain distance between the end thereof and the inner wall surface of the flow channel 2. Wherein, the cross section of the inner wall of the flow passage 2 is round, and the axis of the rotating shaft 4 coincides with the axis of the flow passage 2.

The blade 5 is rotated around the axis in the flow channel 2 by the above arrangement, and the residue in the water flowing through the flow channel 2 is crushed.

Preferably, the blade 5 is sunk inside the flow channel 2.

The arrangement avoids the occurrence of scratch accidents caused by the exposure of the blade 5 and simultaneously avoids residues from splashing out of the flow channel 2 under the action of the blade 5.

The filter 3 may have a filter chamber 7 with an opening facing the inlet of the flow path 2, and the blade 5 may be provided inside the filter chamber 7 with a certain distance between its end and the inner wall surface of the filter chamber 7. The cross section of the inner wall of the filter cavity 7 is circular, and the axis of the rotating shaft 4 coincides with the axis of the filter cavity 7. The cross section of the outer wall of the filter cavity 7 is also circular. Preferably, the blade 5 is sunk inside the filter chamber 7.

More preferably, the blade 5 is arranged close to the bottom of the filter chamber 7; it is further preferred that the bottom of the filter chamber 7 is flat or concave.

The above arrangement causes the blade 5 to intensively crush the residue staying in the filter chamber 7.

The rotating shaft 4 is provided with a plurality of blades 5, the blades 5 are arranged on at least one radial surface, and the blades 5 arranged on the same radial surface are uniformly distributed along the circumferential direction of the rotating shaft 4. Preferably, the blades 5 arranged on different radial surfaces are circumferentially staggered along the shaft 4.

The cutting surface of the blade 5 is a slope extending radially outward from the rotating shaft 4 and gradually away from the cutting direction.

The above arrangement improves the stability of the blade 5.

The blade 5 and the rotating shaft 4 can be integrally arranged or can be detachably arranged. The handle of the invention can avoid the occurrence of scratch accidents without disassembling the blade 5, so the blade 5 and the rotating shaft 4 can be arranged integrally.

Preferably, the blade 5 includes a first blade and a second blade provided below the first blade. The cutting end of the upper surface of the first blade is not lower than the non-cutting end so as to reduce splashing of the residues under the action of the first blade, and the cutting end of the upper surface of the second blade is lower than the non-cutting end so as to enable part of the residues to splash upwards under the action of the second blade and be crushed by the first blade for the second time.

EXAMPLE III

As shown in fig. 1, 2 and 4, the present embodiment is different from the first and second embodiments in that a filter 3 is fixed inside a flow path 2.

The arrangement avoids the filter 3 from rotating under the driving of the rotating shaft 4, and reduces the relative speed between the residue in the filter cavity 7 and the blade 5 on the rotating shaft 4, thereby influencing the crushing effect.

The inside installation department 8 that is equipped with of runner 2, the middle part of installation department 8 is equipped with installing port 9, and 8 peripheries of installation department shrink the slope gradually towards the direction of keeping away from the import of runner 2 and form the conical surface, and filter 3 packs into inside back of runner 2, and the outer wall of filter 3 is laminated with installation department 8 corresponding.

The above arrangement stably fixes the filter 3 in the flow path 2 in the axial direction.

The filter 3 includes first filter house, locate the second filter house of first filter house top and locate the third filter house of second filter house, two parts about first filter house falls into runner 2, the straight tube-shape that the second filter house upwards extends formation for first filter house periphery, the back taper form that the third filter house forms for the outside expansion gradually in second filter house upper end, first filter house, second filter house and third filter house constitute filter chamber 7. Wherein, the outer wall of third filter house is laminated with installation department 8 corresponding at least in part, and first filter house and second filter house pass installing port 9, and is preferred, and the outer wall of second filter house is inconsistent with installing port 9, and more preferably, first filter house, second filter house and the third filter house that pass installing port 9 do not contact with 2 internal wall faces of runner to avoid influencing filtration efficiency.

The periphery wall axial protrusion that installation department 8 is close to 2 import one ends of runner forms installation wall 10, is equipped with radial sunken draw-in groove on the installation wall 10, is equipped with corresponding card protruding 6 on the filter 3, and inside card protruding 6 slides in to the draw-in groove under supporting the pressure effect, make filter 3 buckle be fixed in 2 insides of runner. Preferably, the outer wall surface of the filter 3 is correspondingly attached to the mounting wall 10, that is, the outer wall surface of the upper end of the third filter part is correspondingly attached to the mounting wall 10, and more preferably, the upper end of the third filter part extends upwards to form a sealing part, the outer wall surface of the sealing part is correspondingly attached to the mounting wall 10, and the sealing part forms the filter chamber 7.

The arrangement makes the installation simpler and quicker, and is favorable for production.

The mounting wall 10 is provided with a plurality of clamping grooves which are evenly distributed along the circumferential direction of the mounting wall 10, and the clamping protrusions 6 are in one-to-one correspondence with the clamping grooves and are arranged on the filter 3.

In the installation process of the filtering system, the filter 3 is fixedly connected with the flow passage 2, and then the rotating shaft 4 with the blade 5 penetrates through the filter 3 and the flow passage 2 through the handle to be connected with the output shaft of the motor. When the filter 3 needs to be cleaned, the rotating shaft 4 with the blade 5 is drawn out by the handle, and then the filter 3 is taken out from the flow passage 2 for cleaning. The filter 3 of the present invention can be disassembled and assembled from the inner container 1. The cross section of the lower end of the rotating shaft 4 is non-circular, a groove is arranged on the end face of the motor output shaft, the cross section of the groove is correspondingly non-circular, and after the lower end of the rotating shaft 4 is inserted into the groove, the rotating shaft 4 is driven by the motor output shaft to rotate. More preferably, the lower end of the rotating shaft 4 is provided with a radially protruding limiting protrusion, the inner wall surface of the groove is provided with a corresponding limiting groove, and the limiting protrusion slides into the limiting groove under the abutting action, so that the reliability of the connection of the rotating shaft 4 and the motor output shaft is improved. When the rotating shaft 4 and the motor output shaft adopt other connection modes, the rotating shaft 4 and the motor output shaft need to be separated, and then the rotating shaft 4 with the blade 5 is drawn out through the handle.

Preferably, two opposite sides of the upper end of the filter 3 are respectively provided with a connecting arm 11 extending upwards, the clamping protrusion 6 is arranged on the outer side wall surface of the connecting arm 11, the end part of the connecting arm 11 is provided with an operating part 12, and the operating part 12 is arranged outside the flow channel 2 and clamped with the peripheral wall surface of the inlet of the flow channel 2. Preferably, the connecting arm 11 is arranged on the upper side of the filter cavity 7, a convex reinforcing rib 13 is arranged on the inner side wall surface of the connecting arm 11, and the reinforcing rib 13 is abutted against the inner wall surface of the filter cavity 7.

The arrangement enables the worker to detach the clamping protrusion 6 from the clamping groove by only pinching the two operation parts 12, so that the filter 3 is detached.

More preferably, the outer side wall of the connecting arm 11 is provided with a sliding groove 14 extending vertically, the inner wall of the mounting wall 10 is provided with a corresponding sliding rail, and when the filter 3 is installed inside the flow channel 2, the sliding rail slides into the sliding groove 14 to play a guiding role, so that the filter 3 can be conveniently mounted.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a dish washer, a serial communication port, including the runner, runner import and export are linked together with dish washer inner bag and sewage pipes respectively, a serial communication port, the inside reducing mechanism who is used for smashing the residue that is equipped with of runner, the one end that reducing mechanism is close to the runner import is equipped with the handle, reducing mechanism includes that the axis extends along the runner axial, can be around the blade of axial rotation's pivot and at least one radial protrusion in the outer wall of pivot, the blade is close to the one end interval certain distance of runner import with the pivot, the pivot part constitution of interval distance section supplies the user to pull out reducing mechanism's handle.

2. The dishwasher of claim 1, wherein the flow passage is provided with an opening, and an end of the rotation shaft away from the inlet of the flow passage passes through the flow passage from the opening to be connected with the output shaft of the motor arranged outside the flow passage.

3. The dishwasher of claim 2, wherein the flow path is internally provided with a filter located downstream of the crushing device and separating the inlet and the outlet of the flow path, and the end of the rotating shaft far away from the inlet of the flow path passes through the filter and the flow path to be connected with the output shaft of the motor.

4. The dishwasher of any one of claims 1 to 3, wherein an end surface of the rotary shaft adjacent to the inlet of the flow path is a convex curved surface formed by gradually contracting and inclining from the outer periphery to the axis.

5. The dishwasher of claim 4, wherein an end of the rotation shaft adjacent to the inlet of the flow passage is protruded from the inlet of the flow passage.

6. The dishwasher of claim 1, wherein the blade is provided inside the flow path with a distance between an end thereof and an inner wall surface of the flow path.

7. The dishwasher of claim 1, wherein the shaft is provided with a plurality of blades, the blades are disposed on at least one radial surface, and the blades disposed on the same radial surface are uniformly distributed along the circumferential direction of the shaft.

8. The dishwasher of claim 1, wherein the cutting surface of the blade is a slope extending radially outward from the rotation axis and gradually formed away from the cutting direction.

9. A dishwasher according to any one of claims 6 to 8, wherein a filter is provided in the interior of the flow passage downstream of the comminution means to separate the inlet and outlet of the flow passage, the filter having a filter chamber with an opening in the direction of the inlet of the flow passage, the blade being provided in the interior of the filter chamber with its end spaced from the inner wall of the filter chamber.

10. The dishwasher of claim 1, wherein the blade is integrally provided with the shaft.

11. The dishwasher of claim 9, wherein the filter is fixed inside the flow path.

12. The dishwasher of claim 11, wherein the flow passage is provided with a mounting portion inside, the mounting portion is provided with a mounting opening in the middle, the outer periphery of the mounting portion gradually tapers and inclines away from the inlet of the flow passage to form a conical surface, and the outer wall surface of the filter is correspondingly attached to the mounting portion after the filter is installed inside the flow passage.

13. The dishwasher of claim 12, wherein the mounting portion has a mounting wall formed by axially protruding an outer peripheral wall surface of an end thereof adjacent to the inlet of the flow passage, the mounting wall is provided with a radially recessed locking groove, and the filter is provided with a corresponding locking protrusion which slides into the locking groove under the pressing action to allow the filter to be locked and fixed in the flow passage.