CN112806936A

CN112806936A - Cleaning machine and cleaning method

Info

Publication number: CN112806936A
Application number: CN202110115041.5A
Authority: CN
Inventors: 赵书瀚
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-05-18
Anticipated expiration: 2041-01-28
Also published as: CN112806936B

Abstract

The invention relates to a cleaning machine and a cleaning method, the cleaning machine comprises a box body and a spray arm, the box body is hollow to form a washing cavity, the bottom of the washing cavity is provided with a concave draining area, the top of the draining area is covered with a draining plate, the spray arm is arranged above the draining plate, the bottom of the box body is provided with a water outlet, and the cleaning machine is characterized in that: the utility model discloses a water logging device, including waterlogging caused by excessive rainfall board, spray arm, water inlet sleeve, the water logging board top is provided with the water inlet sleeve of vertical extension, the spray arm supports at this water inlet sleeve's top, it has the water jet to open on the lateral wall of water inlet sleeve, be provided with in the water inlet sleeve and reciprocate and the rebound plugs up the water jet, the endotheca that the downward movement exposes the water jet. In the cleaning state, the inner sleeve blocks the water spray opening to clean normally, in the slag collecting state, the inner sleeve exposes the water spray opening, and upward water flow is sprayed out through the water spray opening to brush and collect slag at the bottom of the washing cavity so as to keep clean.

Description

Cleaning machine and cleaning method

Technical Field

The invention relates to a kitchen appliance for cleaning dishes, fruits and vegetables, in particular to a cleaning machine and a cleaning method.

Background

A dishwasher is an apparatus that sprays cold or hot water to dishes to remove dirt adhered to the dishes and wash the dishes. Dishes are placed in a dish frame inside a dish washing cabinet, and a general dish washing machine includes a pump and a spray head to spray washing water, a heater to generate hot water, and the like.

The water tank type cleaning machine comprises a box body forming a washing space, wherein the box body comprises a water tank body and a cover plate which is rotatably connected to the water tank body, the bottom of the water tank body is at least provided with a concave draining area at the central part, a water pump for pumping water in the draining area to the washing space above the draining area is arranged in the draining area, the draining area is covered with a draining plate with draining holes, a rotary spray arm for pumping water out of the water pump is arranged above the draining plate, and a heater is further arranged in the draining area.

Above-mentioned current cleaning machine is after finishing wasing, and the residue is generally collected through the collection sediment basket that sets up in offal department, carries out artificial clearance again, and is more troublesome like this, moreover because be provided with a plurality of functional unit on the diapire of basin formula cleaning machine, leads to box diapire dysmorphism unevenness, and the residue accumulates easily, is difficult to arrange to collection sediment basket department.

Disclosure of Invention

The first technical problem to be solved by the invention is to provide a cleaning machine which can wash the bottom of a washing cavity so as to improve the slag collecting effect, aiming at the current situation of the prior art.

The second technical problem to be solved by the present invention is to provide a cleaning method of the above cleaning machine, which can wash the bottom of the washing chamber according to the actual degree of contamination of the bottom of the washing chamber after cleaning, so as to keep clean on the premise of saving energy.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a cleaning machine, includes box and spray arm, the inside cavity of box forms the washing chamber, the bottom in washing chamber has recessed waterlogging caused by excessive rainfall region, and this waterlogging caused by excessive rainfall region top covers there is the waterlogging caused by excessive rainfall board, spray arm locates the waterlogging caused by excessive rainfall board top, open bottom half has outlet, its characterized in that: the utility model discloses a water logging device, including waterlogging caused by excessive rainfall board, spray arm, water inlet sleeve, the water logging board top is provided with the water inlet sleeve of vertical extension, the spray arm supports at this water inlet sleeve's top, it has the water jet to open on the lateral wall of water inlet sleeve, be provided with in the water inlet sleeve and reciprocate and the rebound plugs up the water jet, the endotheca that the downward movement exposes the water jet.

In the above scheme, the bottom of the box body is provided with an impeller assembly for pumping water in a draining area into the spray arm, the bottom wall of the spray arm is provided with a water inlet arranged corresponding to the upper end of the water inlet sleeve, the impeller assembly is provided with a centrifugal impeller penetrating through the water inlet and positioned in the spray arm and an axial flow impeller positioned below the spray arm, and the inner sleeve is arranged between the centrifugal impeller and the axial flow impeller. By adopting the structure, the axial flow impeller can also upwards draw water flow to supply water for the water spraying nozzle in the state of compensating and collecting slag.

Preferably, the bottom of the box body is provided with a driving part for driving the impeller assembly to rotate, the driving part is provided with an output shaft which can move up and down and is arranged by penetrating through the bottom wall of the box body, and the output shaft is sequentially connected with the axial flow impeller, the inner sleeve and the centrifugal impeller from bottom to top. The driving piece can be a motor, and the lower end of the motor is provided with a hydraulic pushing and lifting module which can lift or reset the output shaft, the rotor, the stator and the like of the motor integrally, so that the axial flow impeller, the inner sleeve and the centrifugal impeller are driven to lift synchronously.

In the invention, the top of the centrifugal impeller is provided with an end cover extending along the radial direction, and in a cleaning state, an output shaft of the driving part moves upwards so that the end cover is arranged close to the inner top wall of the spray arm, and the inner sleeve blocks a water spray opening; in the slag collecting state, the output shaft of the driving part moves downwards, so that the end cover covers the water inlet of the spray arm, and the inner sleeve is positioned below the water spray nozzle to expose the water spray nozzle. In a cleaning state, the end cover is arranged close to the inner top wall of the spray arm, and negative pressure can be formed between the end cover and the inner top wall, so that the suction force in the spray arm is increased, and the water pumping capacity is improved; in the slag collecting state, the end cover covers the water inlet of the spray arm, so that a large amount of water flow can be prevented from ascending to enter the spray arm, and a water source with larger water flow and water pressure is provided for the water spraying opening, so that the flushing and cleaning effects are improved.

In order to facilitate assembly, the central part of the inner sleeve is provided with a shaft sleeve matched with the output shaft, and the inner wall of the inner sleeve is connected with the shaft sleeve through a connecting arm extending along the radial direction.

Preferably, a flow guide seat penetrating through the draining plate is arranged in the draining area, a support arm supported on the bottom wall of the box body is arranged on the periphery of the flow guide seat, a flow guide sleeve vertically penetrating is arranged at the central part of the flow guide seat, the lower end of the water inlet sleeve is supported on the top of the flow guide seat, the upper end of the flow guide sleeve extends into the water inlet sleeve from the lower end of the water inlet sleeve, and the axial-flow impeller is positioned in the flow guide sleeve.

In each scheme, the draining plate is provided with a slag collecting basket arranged corresponding to the water outlet, and the bottom of the box body is provided with a water discharging pipe connected with the water outlet so as to collect slag and discharge water conveniently.

Preferably, a drainage elbow capable of prolonging the drainage stroke and resistance is connected between the upper section and the lower section of the drainage pipe, a first ball valve capable of controlling the communication of the drainage elbow is arranged at the upper end of the drainage elbow, and a second ball valve capable of controlling the communication of the drainage pipe is arranged on the drainage pipe at the downstream close to the connection part of the drainage elbow and the drainage pipe. Under normal drainage state, the accessible drain pipe is discharged waste water fast, and under the supplementary sediment state of gathering, if rivers discharge too fast be unfavorable for on the contrary the sediment that gathers, can increase drainage resistance through drainage return bend drainage, reduce the drainage velocity of flow to improve the sediment effect of gathering.

In the invention, a camera capable of taking pictures and collecting images at the bottom of the box body is arranged on the inner side wall of the box body, and the camera is electrically connected with a circuit board of the cleaning machine. The structure is convenient for judging whether to compensate for slag collection according to the dirt degree at the bottom of the box body, thereby keeping cleanness on the premise of saving energy.

A cleaning method of the cleaning machine is characterized in that:

in a cleaning state, the inner sleeve moves upwards to block a water spraying opening on the water inlet sleeve, water in a draining area is pumped into the spraying arm from bottom to top and is sprayed and cleaned upwards, and after cleaning is finished, waste water is discharged through the water discharging opening;

the camera shoots the bottom of the box body and feeds the collected image back to the control system, the degree of dirt on the bottom of the box body is judged, and if the degree of dirt is within a set value, cleaning is finished; if the dirt degree is larger than a set value, performing compensation slag collection treatment;

the inner sleeve moves downwards to expose the water spraying opening on the water inlet sleeve, water in the draining area is sucked from bottom to top and is sprayed out through the water spraying opening to wash the bottom of the box body, and dirt at the bottom of the box body is gathered at the water discharging opening.

Compared with the prior art, the invention has the advantages that: the invention sets a water inlet sleeve at the upstream of the spray arm and near the bottom of the box body, the side wall of the water inlet sleeve is provided with a water spray opening, the water inlet sleeve is provided with an inner sleeve which can move up and down and move up to block the water spray opening and move down to expose the water spray opening, the inner sleeve blocks the water spray opening in a cleaning state to carry out normal cleaning, the inner sleeve exposes the water spray opening in a slag collecting state, upward water flow is sprayed out through the water spray opening to brush and collect slag at the bottom of the washing cavity so as to keep clean.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a sectional view (cleaning state) of fig. 1;

FIG. 3 is a sectional view of FIG. 1 (slag collecting state);

FIG. 4 is a schematic structural diagram of another embodiment of the present invention;

fig. 5 is an assembly structure diagram of a part of the structure in the embodiment of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

As shown in fig. 1 to 5, the cleaning machine of the present embodiment includes a box 1, a spray arm 2, an impeller assembly 3 and a driving member 4, wherein the inside of the box 1 is hollow to form a washing chamber 11, the bottom of the washing chamber 11 has a concave draining area 12, the top of the draining area 12 is covered with a draining plate 13, the spray arm 2 is disposed above the draining plate 13, and the bottom of the box 1 is provided with a water outlet 14.

A vertically extending water inlet sleeve 5 is arranged above the draining plate 13, the spray arm 2 is rotatably supported at the top of the water inlet sleeve 5, a plurality of water spray nozzles 51 are arranged on the side wall of the water inlet sleeve 5 at intervals along the circumferential direction, and an inner sleeve 6 which can move up and down and move up to block the water spray nozzles 51 and move down to expose the water spray nozzles 51 is arranged in the water inlet sleeve 5. In the cleaning state, the inner sleeve 6 blocks the water spray opening 51 to perform normal cleaning, in the slag collecting state, the inner sleeve 6 exposes the water spray opening 61, upward water is sprayed out through the water spray opening 61, and the bottom of the washing cavity 11 can be brushed and collected to keep clean.

The impeller assembly 3 of the present embodiment is used to pump water from the draining area 12 into the spray arm 2. The bottom wall of the spray arm 2 is provided with a water inlet 21 corresponding to the upper end of the water inlet sleeve 5, the top wall is provided with a water spraying hole 22, the impeller assembly 3 is provided with a centrifugal impeller 31 penetrating through the water inlet 21 and positioned in the spray arm 2 and an axial flow impeller 32 positioned below the spray arm 2, and the inner sleeve 6 is arranged between the centrifugal impeller 31 and the axial flow impeller 32. With such a structure, the axial flow impeller 32 can also absorb water upwards to supply water for the water spray 51 in the slag collecting compensation state.

The driving part 4 is arranged on a motor arranged at the bottom of the box body 1 and used for driving the impeller component 3 to rotate. The driving member 4 has an output shaft 41 which can move up and down and is arranged through the bottom wall of the box body 1, and the output shaft 41 is sequentially connected with the axial flow impeller 32, the inner sleeve 6 and the centrifugal impeller 31 from bottom to top. The lower end of the motor is provided with a hydraulic lifting module 42 which can lift or reset the output shaft 41, the rotor, the stator and the like of the motor integrally, so that the axial flow impeller 32, the inner sleeve 6 and the centrifugal impeller 31 are driven to lift synchronously, the structure of the motor is the existing mature foundation, and details are not repeated herein.

In this embodiment, the top of the centrifugal impeller 31 is provided with an end cap 311 extending along the radial direction, and in the cleaning state, the output shaft 41 of the driving member 4 moves upwards so that the end cap 311 is arranged close to the inner top wall of the spray arm 2, and the inner sleeve 6 blocks the water outlet 51; in the slag collecting state, the output shaft 41 of the driver 4 moves downward so that the end cap 311 covers the water inlet 21 of the shower arm 2 and the inner sleeve 6 is positioned below the water spout 51 to expose the water spout 51. In a cleaning state, the end cover 311 is arranged close to the inner top wall of the spray arm 2, and negative pressure can be formed between the end cover and the inner top wall, so that the suction force in the spray arm 2 can be increased, and the water pumping capacity can be improved; in the slag collecting state, the end cover 311 covers the water inlet 21 of the spray arm 2, so that a large amount of water flow can be prevented from ascending into the spray arm 2, and a water source with larger water flow and water pressure is provided for the water spray opening 51, so as to improve the flushing and cleaning effects.

For the convenience of assembly, the inner housing 6 has a boss 61 at a central portion thereof to be fitted to the output shaft 41, and the inner wall of the inner housing 6 is connected to the boss 61 via a connecting arm 62 extending in a radial direction. The draining area 12 is provided with a diversion seat 7 which penetrates through the draining plate 13, the periphery of the diversion seat 7 is provided with a support arm 71 which is supported on the bottom wall of the box body 1, the central part of the diversion seat is provided with a diversion sleeve 72 which is vertically communicated, the lower end of the water inlet sleeve 5 is supported on the top of the diversion seat 7, the upper end of the diversion sleeve 72 extends into the water inlet sleeve 5 from the lower end of the water inlet sleeve 5, and the axial flow impeller 32 is positioned in the diversion sleeve 72.

In the above solutions, the draining board 13 is provided with a slag collecting basket 15 disposed corresponding to the water outlet 14, and the bottom of the box 1 is provided with a water outlet pipe 8 connected with the water outlet 14 for collecting slag and draining water. A drain elbow 81 capable of prolonging the drain stroke and resistance is connected between the upper section and the lower section of the drain pipe 8, a first ball valve 82 capable of controlling the communication of the drain elbow 81 is arranged at the upper end of the drain elbow 81, and a second ball valve 83 capable of controlling the communication of the drain pipe 8 is arranged on the drain pipe 8 at the downstream close to the connection part of the drain elbow 81. Under normal drainage state, accessible drain pipe 8 is discharged waste water fast, and under supplementary collection sediment state, if rivers discharge too fast be unfavorable for album sediment on the contrary, can increase drainage resistance through drainage return bend 81 drainage, reduces drainage velocity of flow to improve album sediment effect.

In this embodiment, the inner side wall of the box body 1 is provided with a camera 9 and a flash lamp 91 which can take pictures of the bottom of the box body 1 to collect images, and the camera 9 is electrically connected with a circuit board of the cleaning machine. The structure is convenient for judging whether to compensate the slag collection according to the dirt degree at the bottom of the box body 1, thereby keeping cleanness on the premise of saving energy.

The cleaning method of the cleaning machine comprises the following steps:

in a cleaning state, the output shaft 41 of the driving element 4 rises to drive the inner sleeve 6 to move upwards to block the water spraying port 51 on the water inlet sleeve 5, water in the draining area 12 is pumped into the spraying arm 2 from bottom to top and is sprayed and cleaned upwards, and after the cleaning is finished, waste water is discharged through the water discharging port 14 and the water discharging pipe 8;

the camera 9 shoots the bottom of the box body 1 and feeds the collected image back to the control system, the degree of dirt on the bottom of the box body 1 is judged, and if the degree of dirt is within a set value, cleaning is finished; if the dirt degree is larger than a set value, performing compensation slag collection treatment;

the water discharge pipe 8 is isolated and the water discharge elbow 81 is communicated, the output shaft 41 of the driving part 4 is reset downwards, so that the inner sleeve 6 is driven to move downwards to expose the water spray opening 51 on the water inlet sleeve 5, at the moment, the end cover 311 of the centrifugal impeller 31 covers the water inlet 21 of the spray arm 2, water in the draining area 12 is drawn from bottom to top and is sprayed out through the water spray opening 51, the bottom of the box body 1 is washed, and dirt at the bottom of the box body 1 is gathered in the slag collection basket 15.

Claims

1. The utility model provides a cleaning machine, includes box (1) and spray arm (2), the inside cavity of box (1) forms washing chamber (11), the bottom of washing chamber (11) has recessed waterlogging caused by excessive rainfall region (12), and this waterlogging caused by excessive rainfall region (12) top covers has waterlogging caused by excessive rainfall board (13), spray arm (2) are located waterlogging caused by excessive rainfall board (13) top, open box (1) bottom has outlet (14), its characterized in that: the utility model discloses a water logging device, including waterlogging caused by excessive rainfall board (13), draining board (13) top is provided with vertical extension's the cover of intaking (5), spray arm (2) support at the top of this cover of intaking (5), it has water jet (51) to open on the lateral wall of cover of intaking (5), it can reciprocate and upward movement to be provided with in cover of intaking (5) and plugs up water jet (51), moves down endotheca (6) that expose water jet (51).

2. The cleaning machine of claim 1, wherein: the water pump is characterized in that an impeller assembly (3) used for pumping water in a draining area (12) into the spray arm (2) is arranged at the bottom of the box body (1), a water inlet (21) arranged corresponding to the upper end of the water inlet sleeve (5) is formed in the bottom wall of the spray arm (2), the impeller assembly (3) is provided with a centrifugal impeller (31) penetrating through the water inlet (21) and located in the spray arm (2) and an axial flow impeller (32) located below the spray arm (2), and the inner sleeve (6) is arranged between the centrifugal impeller (31) and the axial flow impeller (32).

3. The cleaning machine of claim 2, wherein: the bottom of the box body (1) is provided with a driving part (4) for driving the impeller component (3) to rotate, the driving part (4) is provided with an output shaft (41) which can move up and down and penetrates through the bottom wall of the box body (1) to be arranged, and the output shaft (41) is sequentially connected with the axial flow impeller (32), the inner sleeve (6) and the centrifugal impeller (31) from bottom to top.

4. The cleaning machine of claim 3, wherein: an end cover (311) extending along the radial direction is arranged at the top of the centrifugal impeller (31), and in a cleaning state, an output shaft (41) of the driving part (4) moves upwards so that the end cover (311) is arranged close to the inner top wall of the spray arm (2), and the inner sleeve (6) blocks the water spray opening (51); in the slag collecting state, the output shaft (41) of the driving part (4) moves downwards so that the end cover (311) covers the water inlet (21) of the spray arm (2), and the inner sleeve (6) is positioned below the water spray opening (51) to expose the water spray opening (51).

5. The cleaning machine of claim 3, wherein: the central part of the inner sleeve (6) is provided with a shaft sleeve (61) matched with the output shaft (41), and the inner wall of the inner sleeve (6) is connected with the shaft sleeve (61) through a connecting arm (62) extending along the radial direction.

6. The cleaning machine of claim 2, wherein: the draining area (12) is internally provided with a flow guide seat (7) which penetrates through a draining plate (13) to be arranged, the periphery of the flow guide seat (7) is provided with a support arm (71) which is supported on the bottom wall of the box body (1), the central part of the flow guide seat is provided with a flow guide sleeve (72) which is vertically communicated, the lower end of the water inlet sleeve (5) is supported on the top of the flow guide seat (7), the upper end of the flow guide sleeve (72) extends into the water inlet sleeve (5) from the lower end of the water inlet sleeve (5), and the axial flow impeller (32) is positioned in the flow guide sleeve (72).

7. The cleaning machine of any one of claims 1-6, wherein: the slag collecting basket (15) arranged corresponding to the water outlet (14) is arranged on the draining plate (13), and the drain pipe (8) connected with the water outlet (14) is arranged at the bottom of the box body (1).

8. The cleaning machine of claim 7, wherein: a drainage bent pipe (81) capable of prolonging the drainage stroke and resistance is connected between the upper section and the lower section of the drainage pipe (8), a first ball valve (82) capable of controlling the communication of the drainage bent pipe (81) is arranged at the upper end of the drainage bent pipe (81), and a second ball valve (83) capable of controlling the communication of the drainage pipe (8) is arranged on the drainage pipe (8) at the downstream close to the connection part of the drainage bent pipe (81) and the drainage bent pipe.

9. The cleaning machine of any one of claims 1-6, wherein: be provided with on box (1) inside wall and shoot camera (9) of collecting the image to box (1) bottom, this camera (9) are connected with the circuit board electricity of cleaning machine.

10. A cleaning method of a cleaning machine according to claim 9, characterized in that:

in a cleaning state, the inner sleeve (6) moves upwards to block a water spraying opening (51) on the water inlet sleeve (5), water in the draining area (12) is pumped into the spraying arm (2) from bottom to top and is sprayed upwards for cleaning, and after cleaning is finished, waste water is discharged through a water discharging opening (14);

the camera (9) takes a picture of the bottom of the box body (1) and feeds the collected image back to the control system, the degree of dirt on the bottom of the box body (1) is judged, and if the degree of dirt is within a set value, cleaning is finished; if the dirt degree is larger than a set value, performing compensation slag collection treatment;

the inner sleeve (6) moves downwards to expose the water spraying opening (51) on the water inlet sleeve (5), water in the draining area (12) is sucked from bottom to top and is sprayed out through the water spraying opening (51) to wash the bottom of the box body (1), and dirt at the bottom of the box body (1) is gathered at the water outlet (14).