CN117942008A

CN117942008A - Cleaning machine and cleaning method

Info

Publication number: CN117942008A
Application number: CN202410227321.9A
Authority: CN
Inventors: 高旭东; 朱灯光; 施郑赞
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2024-02-29
Filing date: 2024-02-29
Publication date: 2024-04-30

Abstract

The invention relates to a cleaning machine and a cleaning method, comprising a box body, a water pump, a lower spray arm, an upper spray arm and an inner water pipe, wherein the bottom of the box body is provided with a concave water return area, the water pump is arranged in the water return area and is communicated with the water return area, the lower spray arm is arranged at the top of the water pump and is communicated with a first water outlet of the water pump, the lower end of the inner water pipe is communicated with a second water outlet of the water pump, the inner water pipe extends upwards and the upper end of the inner water pipe is connected with the upper spray arm positioned at the middle upper part of the box body, the inner water pipe corresponds to the middle lower part of the box body to form an integrated water delivery channel, the inner water pipe is divided into a first water delivery channel and a second water delivery channel which are arranged side by side at the upper end of the water delivery channel, the first water delivery channel continues to extend upwards and is used for supplying water for the upper spray arm, the front side wall of the inner water pipe corresponding to the second water delivery channel is provided with a plurality of spray holes, and the second water delivery channel and the first water delivery channel corresponding to the upper water delivery channel in the horizontal direction is provided with an adjusting mechanism capable of adjusting the water delivery area of the first water delivery channel and the second water delivery channel.

Description

Cleaning machine and cleaning method

Technical Field

The invention relates to the technical field of dish washers, in particular to a washer for washing tableware, fruits and vegetables.

Background

With the increasing level of living of people, dish washers are increasingly entering home as household electrical appliances for kitchen use.

The inventor's prior application CN202011629756.4, a water flow system and a cleaning machine using the same, discloses a structure adopting an open type water pump and a water flow system, which comprises a spraying device and a pump for supplying water to the spraying device, wherein the spraying device comprises a bottom spraying arm, a middle spraying arm and a top spraying arm, the pump comprises an upper impeller, a lower impeller, an upper shell and a lower shell, the upper shell is provided with a first accommodating cavity for installing the upper part of a first blade, the upper part of the lower shell is provided with a second accommodating cavity for installing the lower part of the first blade, the side wall of the lower shell is provided with a first water inlet for supplying water into the second accommodating cavity, the lower part of the lower shell is provided with a third accommodating cavity for installing the lower impeller, and the side wall and/or the bottom wall of the lower shell is provided with a second water inlet and a water outlet; the middle spray arm and the top spray arm are both supplied with water through the inner water pipe which extends upwards close to the inner wall of the washing cavity, and as the cavity at the lower part of the washing cavity is generally adopted as the main washing cavity, the back spray arm communicated with the inner water pipe is also arranged at the inner wall at the lower part of the washing cavity.

The power of the two paths of water flows of the cleaning machine structure is independently supplied by the corresponding pump, so that the lift and the water flow of each path of water flow are improved, and the cleaning effect is improved. However, because the inner water pipe divides the upward water flow into two paths, one path is the middle spray arm and the top spray arm for supplying water, the other path is the back spray arm for supplying water, the flow distribution cannot be performed between the two paths of water supplies, and the problems of large back spray force and serious deficiency of the middle and top spray force can be presented due to the influence of the upward resistance of the middle spray arm and the top spray arm, so that the washing effect is poor when the upper part of the washing cavity is required to bear a large quantity of dishes.

Therefore, further improvements are needed for the current washer construction.

Disclosure of Invention

The first technical problem to be solved by the invention is to provide a cleaning machine capable of distributing uplink flow according to the need so as to improve the cleaning effect of each area.

The second technical problem to be solved by the invention is to provide a cleaning method using the cleaning machine aiming at the current state of the art.

The invention solves at least one of the technical problems by adopting the following technical proposal:

The utility model provides a cleaning machine, includes box, water pump, lower spray arm, goes up spray arm and interior water pipe, the bottom half is provided with the return water region of indent, the water pump is located in this return water region and is linked together with this return water region, down the spray arm locate the top of water pump and be linked together with the first delivery port of water pump, the lower extreme of interior water pipe is linked together with the second delivery port of water pump, interior water pipe upwards extends and its upper end is connected with the last spray arm that is located upper portion in the box, interior water pipe corresponds the lower part department in the box and takes shape integrative water supply runner, interior water pipe is separated into first water supply runner, the second water supply runner that arranges side by side in water upper end department of water supply runner, first water supply runner continues upwards to extend and is supplied water for last spray arm, a plurality of orifice has been seted up on the interior water pipe front side wall that the second water supply runner corresponds, second water supply runner and its first water supply runner part that corresponds in the horizontal direction is provided with the adjustment mechanism that can both.

Preferably, the change trend of the water passing area of the first water conveying flow channel is opposite to the change trend of the water passing area of the corresponding second water conveying flow channel. By adopting the flow distribution mode, the flow distribution method is beneficial to more rapid and effective flow distribution on demand.

Preferably, the adjusting mechanism comprises a first adjusting block and a second adjusting block which can move transversely, a fracture is arranged at the position corresponding to the first water supply flow passage, the first adjusting block can transversely slide back and forth and pass through the fracture to be arranged, a water guide flow passage which is vertically through and can be aligned or misplaced with the first water supply flow passage is formed in the first adjusting block, and the second adjusting block is connected to the side lower corner of the first adjusting block and can slide and is inserted into the second water supply flow passage so as to open or cover the spray hole. The first regulating block and the second regulating block are formed together, when the water supply amount of the upper spray arm needs to be increased, the first regulating block is transversely moved to enable the water guide flow channel to be completely aligned with the first water delivery flow channel, and at the moment, the second water delivery flow channel is in a minimum flow state (a complete cut-off state can be achieved); when the spray hole is required to provide powerful side flushing, the first regulating block is transversely moved to enable the diversion flow channel to be partially aligned with the first water delivery flow channel and partially staggered, and at the moment, the second water delivery flow channel is in a partially opened or fully opened state, so that the side spraying flow is controlled according to actual requirements, and the cleaning effect is improved.

Preferably, the lateral width of the water guide channel is smaller than that of the first water guide channel, a first guide section with gradually reduced width along the water flow direction is formed at the lower end of the corresponding water guide channel, and a second guide section with gradually reduced width along the water flow direction is formed at the upper end of the corresponding water guide channel. The width of the diversion flow channel is smaller than that of the first water delivery flow channel, and the diversion flow channel part with reduced width can adjust the water pressure so as to balance the upward movement force of water flow because the flow channel which ascends in the inner water pipe is subjected to diversion (is divided into two paths to be delivered to the first water delivery flow channel and the second water delivery flow channel) at the lower end of the first water delivery flow channel; the first diversion section and the second diversion section are arranged, so that the resistance is reduced, and the energy loss of water flow is reduced.

Preferably, in the assembled state, the upper edge of the first adjusting block is matched with the upper edge sealing guide of the fracture, and the lower edge of the first adjusting block is matched with the lower edge sealing guide of the fracture. Preferably, an opening for the second adjusting block to transversely pass through is formed in the outer side wall of the inner water pipe corresponding to the second water supply flow channel, and the front wall surface and the rear wall surface of the second adjusting block are matched with the edge of the opening in a sealing and guiding manner. The first adjusting block and the second adjusting block can be made of materials with certain elasticity so as to realize sealing, and of course, the first adjusting block and the second adjusting block can also be made of hard plastic structures, and sealing rings which can be elastically extruded are arranged at the edges so as to realize sealing.

Preferably, the adjusting mechanism further comprises a driving structure for driving the first adjusting block and the second adjusting block to reciprocate in the transverse direction. Preferably, the driving structure comprises a transmission frame edge and a driving piece, wherein the transmission frame edge is arranged on the side part of the first adjusting block and on the second adjusting block, a driving wheel capable of driving the transmission frame edge to transversely move is arranged in the transmission frame edge, and the driving piece is arranged outside the box body, and an output shaft penetrates through the side wall of the box body and is connected with the driving wheel. The structure is simple and reasonable, and the transmission frame edge, the first adjusting block and the second adjusting block are integrally formed, so that synchronous transmission is convenient to realize.

Preferably, the upper edge of the transmission frame edge is recessed upwards to form a first step near the first adjusting block, the lower edge of the transmission frame edge is recessed downwards to form a second step corresponding to the first step near the outer edge of the second adjusting block, and the driving wheel is provided with a driving arm extending along the radial direction, and the driving arm is matched with the first step and the second step to provide transverse moving reciprocating force for the transmission frame edge. The driving piece and the motor are used for reciprocating rotation of the output shaft of the motor, so that the driving arm of the motor is matched with the first step and the second step respectively to realize the reciprocating driving of the transmission frame in the transverse direction.

A cleaning method of a cleaning machine comprises the following steps:

(1) When the number M of tableware at the lower part of the washing cavity is larger than the number N of tableware at the upper part of the washing cavity;

the adjusting mechanism reduces the water supply flow of the first water supply flow channel and increases the water supply flow of the second water supply flow channel, tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm from bottom to top, and is simultaneously washed by large flow from the spray hole at the side; the tableware at the upper part of the washing cavity is sprayed and cleaned by the small flow of the upper spray arm;

(2) When the number M of tableware at the lower part of the washing cavity is less than or equal to the number N of tableware at the upper part of the washing cavity;

The adjusting mechanism reduces or closes the water supply flow of the second water supply flow channel, increases the water supply flow of the first water supply flow channel, and sprays and cleans tableware at the lower part of the washing cavity from bottom to top by the lower spray arm; the tableware at the upper part of the washing cavity is sprayed and cleaned by the large flow of the upper spray arm;

(3) When the number M of tableware at the lower part of the washing cavity is less than or equal to the number N of tableware at the upper part of the washing cavity, but the lower part of the washing cavity needs to be cleaned, the pot cover is laterally placed, and the inner side wall of the pot cover is arranged towards the spray hole;

The adjusting mechanism adjusts the water supply flow of the first water supply flow channel and the second water supply flow channel to be distributed uniformly, tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm from bottom to top, and the inner side of the pot cover is flushed by the spray holes at the side; tableware at the upper part of the washing cavity is sprayed and cleaned by the upper spray arm.

The cleaning method not only considers the situation of the quantity of the tableware to be cleaned at the upper part and the lower part of the washing cavity, but also aims at the flow distribution situation when a specific tableware pot cover needs to be cleaned, is beneficial to fully improving the tableware cleaning effect and meets the requirements of consumers.

Compared with the prior art, the invention has the advantages that: the invention cancels the existing back spray arm setting, but directly opens spray holes at the second water supply flow channel, and can realize the adjustment of the opening of the spray holes corresponding to the first water supply flow channel and the second water supply flow channel by utilizing the adjusting mechanism, when the water supply quantity of the upper spray arm needs to be increased, the flow area of the first water supply flow channel can be increased, and at the moment, the second water supply flow channel is in a minimum flow state (can be in a complete cut-off state); when the spray hole is required to provide powerful side flushing, the overflow area of the first water supply flow channel can be reduced, and at the moment, the spray hole is in a partially opened or fully opened state, so that the upper spray flow and the side spray flow are controlled according to actual requirements, and the cleaning effect is improved.

Drawings

FIG. 1 is a schematic view of a cleaning machine according to an embodiment of the present invention;

FIG. 2 is a diagram showing the cooperation between the adjusting mechanism and the inner water pipe according to the embodiment of the present invention;

FIG. 3 is a cross-sectional view of FIG. 2 (second water delivery flow path cut-off state);

FIG. 4 is a schematic view of a part of the structure of an inner water pipe according to an embodiment of the present invention;

FIG. 5 is an integrally formed view of a first adjustment block and a second adjustment block according to an embodiment of the present invention;

FIG. 6 is a schematic view of the back structure of FIG. 1;

fig. 7 is a sectional view of fig. 2 (second water supply flow passage open state).

Detailed Description

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

As shown in fig. 1 to 7, the cleaning machine of the present embodiment includes a tank 1, a water pump 2, a lower spray arm 3, an upper spray arm 4 and an inner water pipe 5, wherein a water return area 11 is provided at the bottom of the tank 1, and a filter plate 12 is covered at the top of the water return area 11. The water pump 2 is arranged in the water return area 11 and is communicated with the water return area 11, a water suction port is arranged at the bottom of the water pump 2, a first water outlet exposed on the filter plate 12 is arranged at the top of the water pump, and a second water outlet positioned in the water return area 11 is arranged at the side part of the water pump.

The lower spray arm 3 is arranged at the top of the water pump 2 and is communicated with a first water outlet of the water pump 2, the lower end of the inner water pipe 5 is communicated with a second water outlet of the water pump 2, the inner water pipe 5 extends upwards, the upper end of the inner water pipe 5 is connected with the upper spray arm 4 positioned at the middle upper part of the box body 1, an integrated water delivery flow channel 50 is formed at the position, corresponding to the middle lower part of the box body 1, of the inner water pipe 5, the upper end of the water delivery flow channel 50 is corresponding to the middle part of a lower washing cavity, the inner water pipe 5 is divided into a first water delivery flow channel 51 and a second water delivery flow channel 52 which are arranged side by side at the upper end of the water delivery flow channel 50, the first water delivery flow channel 51 continues to extend upwards and supply water for the upper spray arm 4, a plurality of spray holes 521 are formed in the front side wall of the inner water pipe 5 corresponding to the second water delivery flow channel 52, and an adjusting mechanism 6 capable of adjusting the water flow area of the first water delivery flow channel 51 corresponding to the second water delivery flow channel 52 in the horizontal direction.

The change trend of the water passing area of the first water conveying flow channel 51 is opposite to the change trend of the water passing area of the corresponding second water conveying flow channel 52. By adopting the flow distribution mode, the flow distribution method is beneficial to more rapid and effective flow distribution on demand.

The adjusting mechanism 6 comprises a first adjusting block 61 and a second adjusting block 62 which can move transversely, a fracture 511 is arranged at the position of the inner water pipe 5 corresponding to the first water delivery flow passage 51, the first adjusting block 61 can slide transversely and reciprocally and is arranged through the fracture 511, a water guide flow passage 610 which penetrates up and down and can be aligned or misplaced with the first water delivery flow passage 51 is formed in the first adjusting block 61, the second adjusting block 62 is connected to the side lower corner of the first adjusting block 61 and can slide and is inserted into the second water delivery flow passage 52 so as to open or cover the spray hole 521. The first adjusting block 61 and the second adjusting block 62 of the present embodiment are formed together, and when the water supply amount of the upper spray arm needs to be increased, the first adjusting block 61 is moved laterally to completely align the water guide flow channel 610 with the first water supply flow channel 51, and at this time, the second water supply flow channel 52 is in a minimum flow state (a completely cut-off state can be achieved); when the nozzle 521 is required to provide powerful side flushing, the first adjusting block 61 is moved transversely to partially align and partially stagger the diversion flow passage 610 and the first water delivery flow passage 51, and at this time, the second water delivery flow passage 52 is in a partially opened or fully opened state, so that the side spraying flow is controlled according to the actual requirement, and the cleaning effect is improved.

The lateral width of the water guide flow channel 610 is smaller than that of the first water guide flow channel 51, the first water guide flow channel 51 is formed with a first guide section 100 having a gradually decreasing width in the water flow direction at the lower end of the corresponding water guide flow channel 610, and the first water guide flow channel 51 is formed with a second guide section 200 having a gradually decreasing width in the opposite water flow direction at the upper end of the corresponding water guide flow channel 610. In this embodiment, the width of the diversion flow passage 610 is set smaller than that of the first water supply flow passage 51, because the upward flow passage in the inner water pipe 5 is split (divided into two paths to be sent to the first water supply flow passage 51 and the second water supply flow passage 52) at the lower end of the first water supply flow passage 51, the water pressure can be adjusted by the part of the diversion flow passage 610 with reduced width so as to balance the upward movement force of the water flow; the first diversion section 100 and the second diversion section 200 with arc transition are arranged, so that the resistance is reduced, and the energy loss of water flow is reduced.

In the assembled state, the upper edge of the first adjusting block 61 is in sealing guide fit with the upper edge of the break 511, and the lower edge of the first adjusting block 61 is in sealing guide fit with the lower edge of the break 511. An opening 522 for the second adjusting block 62 to transversely pass through is formed in the outer side wall of the inner water pipe 5 corresponding to the second water supply flow channel 52, and the front wall and the rear wall of the second adjusting block 62 are in sealing guiding fit with the edge of the opening 522. The first adjusting block 61 and the second adjusting block 62 can be made of a material with certain elasticity so as to realize sealing, and of course, a hard plastic structure can also be adopted, but a sealing ring which can be elastically extruded is arranged at the edge to realize sealing.

The adjusting mechanism 6 of the present embodiment further includes a driving structure 63 for driving the first adjusting block 61 and the second adjusting block 62 to reciprocate in the lateral direction. The driving structure 63 includes a driving frame 631 and a driving member 632, the driving frame 631 is disposed on the side of the first adjusting block 61 and on the second adjusting block 62, a driving wheel 633 capable of driving the driving frame to move transversely is disposed in the driving frame 631, the driving member 632 is disposed outside the case 1, and an output shaft passes through a side wall of the case 1 and is connected with the driving wheel 633. The structure is simple and reasonable, and the transmission frame edge, the first adjusting block and the second adjusting block are integrally formed, so that synchronous transmission is convenient to realize. The upper edge of the driving frame edge 631 is recessed upward to form a first step 6311 near the first adjusting block 61, the lower edge of the driving frame edge 631 is recessed downward to form a second step 6312 corresponding to the first step 6311 near the outer edge of the second adjusting block 62, and the driving wheel 633 is provided with a driving arm 6331 extending in the radial direction, and the driving arm 6331 cooperates with the first step 6311 and the second step 6312 to provide a reciprocating force for the driving frame edge 631 to move laterally. The driving member 632 is a motor, and the driving arm 6331 can be respectively matched with the first step 6311 and the second step 6312 to realize the reciprocating driving of the transmission frame edge 631 in the transverse direction by the reciprocating rotation of the motor output shaft.

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

The adjusting mechanism 6 reduces the water supply flow of the first water supply flow channel 51 and increases the water supply flow of the second water supply flow channel 52, and tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm from bottom to top and is simultaneously washed by large flow from the side spray hole; the tableware at the upper part of the washing cavity is sprayed and cleaned by the small flow of the upper spray arm;

The adjusting mechanism 6 reduces or closes the water supply flow of the second water supply flow channel 52, increases the water supply flow of the first water supply flow channel 51, and sprays and washes tableware at the lower part of the washing cavity from bottom to top by the lower spray arm; the tableware at the upper part of the washing cavity is sprayed and cleaned by the large flow of the upper spray arm;

The adjusting mechanism 6 adjusts the water supply flow of the first water supply flow channel 51 and the second water supply flow channel 52 to be distributed uniformly, tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm from bottom to top, and the inner side of the pot cover is flushed by the spray holes at the side; tableware at the upper part of the washing cavity is sprayed and cleaned by the upper spray arm.

In this embodiment, the existing back spray arm arrangement is eliminated, the spray hole 521 is directly formed at the second water supply channel 52, the opening of the spray hole 521 corresponding to the first water supply channel 51 and the second water supply channel 52 can be adjusted by using the adjusting mechanism 6, and when the water supply amount of the upper spray arm 3 needs to be increased, the flow area of the first water supply channel 51 can be increased, and at this time, the second water supply channel 52 is in a minimum flow state (a complete flow-cut-off state can be achieved); when the nozzle 521 is required to provide a powerful side flushing, the overflow area of the first water delivery flow channel 51 can be reduced, and at this time, the nozzle 521 is in a partially opened or fully opened state, so that the upper spraying and side spraying flow rates are controlled according to the actual requirements, and the cleaning effect is improved.

In the description and claims of the present invention, terms indicating directions, such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", etc., are used to describe various example structural parts and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on the example orientations shown in the drawings. Because the disclosed embodiments of the invention may be arranged in a variety of orientations, the directional terminology is used for purposes of illustration and is in no way limiting, such as "upper" and "lower" are not necessarily limited to being in a direction opposite or coincident with the direction of gravity.

Claims

1. The utility model provides a cleaning machine, includes box (1), water pump (2), lower spray arm (3), goes up spray arm (4) and interior water pipe (5), box (1) bottom is provided with concave return water region (11), water pump (2) locate in this return water region (11) and be linked together with this return water region (11), lower spray arm (3) locate the top of water pump (2) and be linked together with the first delivery port of water pump (2), the lower extreme of interior water pipe (5) is linked together with the second delivery port of water pump (2), interior water pipe (5) upwards extend and its upper end is connected with last spray arm (4) that are located upper portion in box (1), its characterized in that: the inner water pipe (5) corresponds to the lower part department in box (1) and takes shape integrative water delivery runner (50), the upper end department of inner water pipe (5) in water delivery runner (50) separates for first water delivery runner (51), second water delivery runner (52) of arranging side by side, first water delivery runner (51) continue upwards extend and for last spray arm (4) water supply, a plurality of orifice (521) have been seted up on the preceding lateral wall of inner water pipe (5) that second water delivery runner (52) corresponds, second water delivery runner (52) and its first water delivery runner (51) part that corresponds in the horizontal direction are provided with adjustment mechanism (6) that can adjust the two water flow area.

2. The cleaning machine of claim 1, wherein: the change trend of the water passing area of the first water conveying flow channel (51) is opposite to the change trend of the water passing area of the corresponding second water conveying flow channel (52).

3. The cleaning machine of claim 1, wherein: the adjusting mechanism (6) comprises a first adjusting block (61) and a second adjusting block (62) which can move transversely, a fracture (511) is formed in the position, corresponding to the first water conveying flow channel (51), of the inner water pipe (5), the first adjusting block (61) can transversely and reciprocally slide and pass through the fracture (511) to be arranged, a water guide flow channel (610) which penetrates through the inside of the first adjusting block (61) up and down and can be aligned or misplaced with the first water conveying flow channel (51) is formed in the hollow mode, and the second adjusting block (62) is connected to the side lower corner of the first adjusting block (61) and can slidably insert into the second water conveying flow channel (52) to open or cover the spray hole (521).

4. A cleaning machine as claimed in claim 3, wherein: the transverse width of the water guide flow channel (610) is smaller than that of the first water guide flow channel (51), the first water guide flow channel (51) is provided with a first guide section (100) with gradually reduced width along the water flow direction at the lower end of the corresponding water guide flow channel (610), and the first water guide flow channel (51) is provided with a second guide section (200) with gradually reduced width along the water flow direction at the upper end of the corresponding water guide flow channel (610).

5. A cleaning machine as claimed in claim 3, wherein: in the assembled state, the upper edge of the first regulating block (61) is matched with the upper edge of the fracture (511) in a sealing guide way, and the lower edge of the first regulating block (61) is matched with the lower edge of the fracture (511) in a sealing guide way.

6. A cleaning machine as claimed in claim 3, wherein: an opening (522) for the second regulating block (62) to transversely pass through is formed in the outer side wall of the inner water pipe (5) corresponding to the second water supply flow channel (52), and the front wall surface and the rear wall surface of the second regulating block (62) are in sealing guiding fit with the edge of the opening (522).

7. A cleaning machine as claimed in claim 3, wherein: the adjusting mechanism (6) further comprises a driving structure (63) for driving the first adjusting block (61) and the second adjusting block (62) to reciprocate in the transverse direction.

8. The cleaning machine of claim 7, wherein: the driving structure (63) comprises a transmission frame edge (631) and a driving piece (632), wherein the transmission frame edge (631) is arranged on the side part of the first adjusting block (61) and the second adjusting block (62), a driving wheel (633) capable of driving the transmission frame edge (631) to transversely move is arranged in the transmission frame edge (631), and the driving piece (632) is arranged outside the box body (1) and an output shaft penetrates through the side wall of the box body (1) to be connected with the driving wheel (633).

9. The cleaning machine of claim 8, wherein: the upper edge of the transmission frame edge (631) is upwards sunken to form a first step (6311) at a position close to the first adjusting block (61), the lower edge of the transmission frame edge (631) is downwards sunken to form a second step (6312) corresponding to the first step (6311) at a position close to the outer edge of the second adjusting block (62), and the driving wheel (633) is provided with a driving arm extending along the radial direction, and the driving arm is matched with the first step (6311) and the second step (6312) to provide transverse moving reciprocating force for the transmission frame edge (631).

10. A cleaning method of the cleaning machine according to any one of claims 1 to 9, characterized in that:

The adjusting mechanism (6) reduces the water supply flow of the first water supply flow channel (51) and increases the water supply flow of the second water supply flow channel (52), tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm (3) from bottom to top and is simultaneously washed by large flow from the spray hole (521) at the side; the tableware at the upper part of the washing cavity is sprayed and cleaned by the small flow of the upper spray arm (4);

The adjusting mechanism (6) reduces or closes the water supply flow of the second water supply flow channel (52) and increases the water supply flow of the first water supply flow channel (51), and tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm (3) from bottom to top; the tableware at the upper part of the washing cavity is sprayed and cleaned by a large flow of the upper spray arm (4);

(3) When the number M of tableware at the lower part of the washing cavity is less than or equal to the number N of tableware at the upper part of the washing cavity, but the lower part of the washing cavity needs to be cleaned, the pot cover is laterally placed, and the inner side wall of the pot cover is arranged towards the spray hole (521);

The adjusting mechanism (6) adjusts the water supply flow of the first water supply flow channel (51) and the second water supply flow channel (52) to be distributed uniformly, tableware at the lower part of the washing cavity is sprayed and cleaned by the lower spray arm (3) from bottom to top, and the inner side of the pot cover is flushed by the side spray holes (521); tableware at the upper part of the washing cavity is sprayed and cleaned by an upper spray arm (4).