CN219846442U

CN219846442U - Cleaning machine

Info

Publication number: CN219846442U
Application number: CN202321376768.XU
Authority: CN
Inventors: 张健
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-20
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to a cleaning machine, wherein an overflow port is formed in a wall plate of a washing chamber in a box body, a water storage chamber is arranged at the outer side of the washing chamber and is communicated with the washing chamber, the water storage chamber can contain water flowing out from the overflow port of the washing chamber, the water storage chamber is communicated with a water inlet of a drainage pump through a water passage on a containing chamber, when no water exists in the water storage chamber, an avoidance port of a floating body and a water inlet form a limiting space together, and a blocking piece is positioned in the limiting space to block the water inlet so as to prevent water from reversely flowing into the water storage chamber through the drainage pump and causing reverse leakage; when the water in the water storage chamber reaches a certain height, the floating body floats upwards under the action of the water, at the moment, the plugging piece breaks away from the limit of the limit space and moves towards the direction away from the water inlet, so that the water inlet is opened, at the moment, the water in the water storage chamber can be discharged by the drainage pump through the water passage, the water in the accommodating chamber is prevented from flowing to the cabinet or on the ground, and the user experience and the service life of the cabinet are influenced.

Description

Cleaning machine

Technical Field

The utility model belongs to the technical field of household washing, and particularly relates to a cleaning machine.

Background

A dishwasher is a home appliance for automatically washing dishes. The dishwasher is usually provided with an overflow at the bottom side of the liner for draining water through the overflow in case of a malfunction of the machine.

The patent number ZL202220121665.8 (issued publication number CN 217408760U) discloses an overflow structure of a dish washer, which comprises an inner door, an inner container chassis, a middle front crosspiece and a base, wherein a sealing gap is arranged between the inner door and the inner container chassis, the sealing gap is communicated with a cavity in the inner container, an overflow groove is arranged on the inner container chassis, the overflow groove is communicated with the sealing gap, a first drainage groove is arranged on the middle front crosspiece, a second drainage groove and the base which are mutually communicated are arranged on the base, the first drainage groove is respectively communicated with the overflow groove and the second drainage groove, and an alarm device is arranged on the base. The utility model utilizes the original inner container chassis, the middle front crosspiece and the base of the dish washer, the overflow groove is arranged on the inner container chassis, the drainage groove is arranged on the middle front crosspiece, the drainage groove, the chassis and the alarm device are arranged on the base, when the water level in the cavity of the dish washer is too high, the redundant water overflows through the sealing gap, and then flows to the chassis through the overflow groove and the drainage groove, and the alarm device alarms after the chassis reaches a certain water amount, so that the dish washer forcedly discharges all the water in the cavity.

The water in the cavity of the dish washer can be drained, but the water reaching the chassis gathers and easily flows into a cabinet or the ground, so that a user can mistakenly consider that the machine leaks water, the use experience is poor, and the service life of the cabinet of a customer is also influenced.

Accordingly, there is a need for further improvements to existing cleaning machines.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a cleaning machine which can reliably drain water in a water storage chamber and avoid reverse inflow into the water storage chamber.

The technical scheme adopted for solving the technical problems is as follows: a cleaning machine, comprising:

the box body is internally provided with a washing chamber, and the wall plate of the washing chamber is provided with an overflow port;

the water storage chamber is arranged at the outer side of the washing chamber and is communicated with the washing chamber;

the accommodating chamber is arranged in the water storage chamber and is communicated with the water storage chamber, a water passage is arranged in the side wall of the accommodating chamber, and a water inlet of the water passage is arranged on the inner side wall of the accommodating chamber;

the floating body is positioned in the accommodating chamber and can float upwards under the action of water, and the outer side wall of the floating body is provided with an avoidance port at a position adjacent to the water inlet;

the plugging piece is provided with a first state and a second state, in the first state, the avoidance port corresponds to the water inlet, a limiting space is formed by surrounding the avoidance port and the water inlet, and the plugging piece is positioned in the limiting space to plug the water inlet; in the second state, the floating body is in a floating state, the avoiding port and the water inlet are staggered, and the blocking piece breaks away from the limit of the floating body and moves away from the water inlet to open the water inlet;

and the water inlet of the water discharging pump is in fluid communication with the water outlet of the water flowing channel and is used for discharging water in the water storage chamber.

Preferably, the closure is in the second state, the closure being located below the float. In addition, it can be located beside the floating body.

In order to reliably open the water inlet, the bottom edge of the water inlet is provided with a guide for guiding the movement of the closure element, which is located on the guide when the closure element is in the first state. In this way, the guide element can guide the movement of the closure element in the direction away from the water inlet when the float body is in the second state.

The guide may take the form of an inclined wall or an arcuate wall, but preferably the guide is an inclined wall which tapers from top to bottom in a direction away from the water passage.

The storage chamber is formed in various modes, the storage chamber can be formed by adopting a hollow inside the housing, and the storage chamber can be formed by adopting the housing and the bottom wall of the water storage chamber in a surrounding manner, but preferably, the housing is arranged in the water storage chamber, and the housing and the bottom wall of the water storage chamber are formed by adopting the housing and the bottom wall of the water storage chamber in a surrounding manner.

In order to detect whether the water in the water storage chamber reaches a preset height, a detection part is arranged on the accommodating chamber, the detection part is triggered by the floating body when the floating body is in a second state, the detection part is electrically connected with a signal input end of a controller, and a signal output end of the controller is electrically connected with the drainage pump and is configured to control the drainage pump to work to drain the water in the water storage chamber when the detection part is in a triggering state. Therefore, when the water in the water storage chamber reaches the preset height, the detection part can be triggered, and the controller receives the trigger signal of the detection part to control the water discharge pump to work.

In order to avoid that the floating body is separated from the accommodating chamber, the floating body is arranged on the accommodating chamber in an up-and-down motion manner.

The water storage chamber is formed by enclosing the box body and the base together, or by forming the water storage chamber by hollow inside the base, but preferably, the overflow port is positioned on the bottom of the first side wall plate of the box body, the base is arranged below the box body, the water storage chamber is formed by enclosing the base and the box body together, and the washing chamber is communicated with the water storage chamber through the overflow port.

In addition, the water storage chamber can be positioned at the rear of the box body or at one of the left side and the right side.

In order to better guide the water flow at the overflow port into the water storage chamber, a diversion pipeline communicated with the overflow port is arranged at a position, outside the washing chamber, of the first side wall plate of the box body, the diversion pipeline is vertically arranged, and the lower end of the diversion pipeline is communicated with the water storage chamber.

In order to better guide water in the washing cavity into the overflow port, a flow guide piece is arranged at the overflow port, the flow guide piece is provided with a flow guide sheet positioned in the washing cavity, a water guide channel communicated with the overflow port is formed between the flow guide sheet and the corresponding position of the first side wall plate, and the flow guide channel is positioned at the downstream of the water guide channel along a water flow path.

In order to drain the water in the water storage chamber to the external sewer, the drain pump has a drain port for communicating with the external sewer, and the water inlet port communicates with the drain port.

The drainage of the washing chamber and the drainage of the water storage chamber are realized by adopting the same drainage pump, the drainage pump is also provided with a water outlet communicated with the drainage outlet of the washing chamber, and the water outlet is communicated with the drainage outlet.

In order to facilitate the movement of the blocking element, the blocking element is spherical.

Compared with the prior art, the utility model has the advantages that: the water storage chamber of the cleaning machine can contain water flowing out from the overflow port of the washing chamber, the water storage chamber is communicated with the water inlet of the drainage pump through the water passage on the containing chamber, when no water exists in the water storage chamber, the avoidance port of the floating body and the water inlet form a limiting space together, the plugging piece is positioned in the limiting space to plug the water inlet, and the reverse leakage caused by the reverse flow of water into the water storage chamber through the drainage pump is avoided; when the water in the water storage chamber reaches a certain height, the floating body floats upwards under the action of the water, at the moment, the plugging piece breaks away from the limit of the limit space and moves towards the direction away from the water inlet, so that the water inlet is opened, at the moment, the water in the water storage chamber can be discharged by the drainage pump through the water passage, the water in the accommodating chamber is prevented from flowing to the cabinet or on the ground, and the user experience and the service life of the cabinet are influenced.

Drawings

Fig. 1 is a sectional view of a dishwasher of the present embodiment;

FIG. 2 is an enlarged schematic view of the portion I in FIG. 1;

FIG. 3 is a cross-sectional view of a portion of the structure of the dishwasher with the closure member blocking the water inlet;

FIG. 4 is a cross-sectional view of a portion of the structure of the dishwasher with the closure opening the water inlet;

fig. 5 is a sectional view showing a structure of a portion of the dish washer in the present embodiment.

Detailed Description

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

The washer cleans the dishes or fruits and vegetables, and the washer in the embodiment is a dish washer.

As shown in fig. 1 to 5, the cleaning machine includes a tank 1, a float 32, a drain pump 4, a controller, a housing 6, and a blocking member 9. Wherein, the interior of the box body 1 is provided with a washing chamber 10, and the washing chamber 10 is provided with a water outlet. The bottom of the first sidewall 12 of the washing chamber 10 is provided with an overflow 121. In addition, a base 8 is arranged below the box body 1, the base 8 and the box body 1 are enclosed together to form a water storage chamber 11, and the water storage chamber 11 is positioned below the washing chamber 10. The washing chamber 10 communicates with the water storage chamber 11 through the overflow port 121.

In order to better guide the water in the washing chamber into the overflow port, as shown in fig. 2, a guide member 14 is installed at the overflow port 121, the guide member 14 has a guide vane 141 positioned in the washing chamber 10, and a water guide passage 15 communicating with the overflow port 121 is formed between the guide vane 141 and the corresponding position of the first sidewall plate 12. In order to better guide the water flow at the overflow into the water storage chamber, the first side wall plate 12 of the tank 1 is provided with a guide pipe 13 communicating with the overflow 121 at a position outside the washing chamber 10, and the guide pipe 13 is vertically arranged and located in the water storage chamber 11. The lower end of the guide pipe 13 is communicated with the water storage chamber 11. Along the water flow path, the diversion conduit 13 is located downstream of the diversion channel 15.

The water storage chamber 11 is internally provided with a housing 6, and a containing chamber 60 is formed by enclosing the housing 6 with the bottom wall of the water storage chamber 11. The accommodating chamber 60 is communicated with the water storage chamber 11, a water passage 61 is arranged in the side wall of the accommodating chamber 60, and a water inlet 6111 of the water passage 61 is arranged on the inner side wall of the accommodating chamber 60. The floating body 32 is located in the accommodating chamber 60 and can float upwards under the action of water, and the outer side wall of the floating body 32 is provided with a avoiding port 320 at a position adjacent to the water inlet 6111. In the present embodiment, the floating body 32 is provided on the accommodating chamber 60 to be movable up and down. In order to guide the up-and-down movement of the floating body, the inner top wall of the receiving chamber 60 is provided with a guide post 63 extending downward, and the floating body 32 is provided with a through hole 321 through which the guide post 63 passes at a position corresponding to the guide post 63.

A drain pump 4 is provided in the water storage chamber 11, and a water inlet of the drain pump 4 is in fluid communication with a water outlet of the water passage 61 for draining water in the water storage chamber 11. Specifically, the water outlet of the water passing passage 61 communicates with the water inlet of the drain pump 4 through the connection pipe 5. Further, the drain pump 4 has a drain port for communicating with an external drain and a drain port for communicating with the drain port 101 of the washing chamber 10, both of which communicate with the drain port.

In order to reliably control the operation of the drain pump when the water in the water storage chamber reaches a preset height, the accommodating chamber 60 is provided with a detecting member, which is a micro switch 31 positioned at a position adjacent to the center of the top wall of the accommodating chamber 60. The contact of the micro switch 31 is disposed above the floating body 32, is located on the movement path of the floating body 32, and is triggered by the floating body 32 when the floating body 32 is in the second state, thereby causing the micro switch 31 to be in the triggered state. The micro switch 31 is electrically connected to a signal input terminal of the controller, and a signal output terminal of the controller is electrically connected to the drain pump 4 and configured to control the drain pump 4 to operate to drain water in the water storage chamber 11 when the micro switch 31 is in a triggered state.

The plugging member 9 is spherical, and the plugging member 9 has a first state and a second state, as shown in fig. 3, in the first state, the avoiding port 320 corresponds to the water inlet 6111, and the two ports enclose to form a limiting space 01, and the plugging member 9 is located in the limiting space 01 to plug the water inlet 6111. In the second state, as shown in fig. 4, the float 32 is in a floating state, the escape port 320 of the float 32 is displaced from the water inlet 6111, and the blocking member 9 moves away from the water inlet 6111 away from the limit of the float 32 to open the water inlet 6111. In this embodiment the closure 9 is in the second state, the closure 9 being located below the float 32.

In order to guide the movement of the blocking member 9 away from the water inlet in the floating state of the floating body 32, as shown in fig. 3 and 4, the bottom edge of the water inlet 6111 is provided with a guide for guiding the movement of the blocking member 9, which is an inclined wall 62 gradually inclined away from the water passage 61 from top to bottom. In the first state of the closure element 9, the closure element 9 is located on the inclined wall 62.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Claims

1. A cleaning machine, comprising:

the box body (1) is internally provided with a washing chamber (10), and the wall plate of the washing chamber (10) is provided with an overflow port (121);

a water storage chamber (11) which is provided outside the washing chamber (10) and is in communication with the overflow port (121);

it is characterized in that the method also comprises the following steps:

the accommodating chamber (60) is arranged in the water storage chamber (11) and is communicated with the water storage chamber (11), a water passage (61) is arranged in the side wall of the accommodating chamber (60), and a water inlet (6111) of the water passage (61) is arranged on the inner side wall of the accommodating chamber (60);

the floating body (32) is positioned in the accommodating chamber (60) and can float upwards under the action of water, and an avoidance port (320) is formed in the outer side wall of the floating body (32) at a position adjacent to the water inlet (6111);

the plugging piece (9) is provided with a first state and a second state, in the first state, the avoidance port (320) corresponds to the water inlet (6111) and forms a limiting space (01) in a surrounding manner, and the plugging piece (9) is positioned in the limiting space (01) to plug the water inlet (6111); in the second state, the floating body (32) is in a floating state, the avoidance port (320) is staggered with the water inlet (6111), and the blocking piece (9) is separated from the limit of the floating body (32) and moves away from the water inlet (6111) to open the water inlet (6111);

and a drainage pump (4) arranged in the water storage chamber (11), wherein the water inlet of the drainage pump (4) is in fluid communication with the water outlet of the water running channel (61) and is used for draining water in the water storage chamber (11).

2. The cleaning machine of claim 1, wherein: in the second state, the blocking element (9) is located below the floating body (32).

3. The cleaning machine of claim 1, wherein: the bottom edge of the water inlet (6111) is provided with a guide piece used for guiding the movement of the blocking piece (9), and the blocking piece (9) is positioned on the guide piece when the blocking piece (9) is in the first shape.

4. A cleaning machine as claimed in claim 3, wherein: the guide member is an inclined wall (62) which gradually inclines from top to bottom in a direction away from the water passage (61).

5. The cleaning machine of claim 1, wherein: the water storage chamber (11) is internally provided with a housing (6), and the housing (6) and the bottom wall of the water storage chamber (11) are enclosed to form the accommodating chamber (60).

6. The cleaning machine of claim 1, wherein: the water storage device is characterized in that a detection piece is arranged on the accommodating chamber (60), the detection piece is triggered by the floating body (32) when the floating body (32) is in a second state, the detection piece is electrically connected with a signal input end of a controller, a signal output end of the controller is electrically connected with the drainage pump (4), and the water storage device is configured to control the drainage pump (4) to work so as to drain water in the water storage chamber (11) when the detection piece is in a triggering state.

7. The cleaning machine of claim 6, wherein: the floating body (32) is arranged on the accommodating chamber (60) in an up-and-down movable manner.

8. The cleaning machine of claim 1, wherein: the overflow port (121) is located at the bottom of the first side wall plate (12) of the box body (1), a base (8) is arranged below the box body (1), and the base (8) and the box body (1) are enclosed together to form the water storage chamber (11).

9. The cleaning machine of claim 8, wherein: the first side wall plate (12) of the box body (1) is provided with a diversion pipeline (13) communicated with the overflow port (121) at a position outside the washing chamber (10), the diversion pipeline (13) is vertically arranged, and the lower end of the diversion pipeline (13) is communicated with the water storage chamber (11).

10. The cleaning machine of claim 9, wherein: a guide piece (14) is arranged at the overflow port (121), the guide piece (14) is provided with a guide sheet (141) positioned in the washing chamber (10), a water guide channel (15) communicated with the overflow port (121) is formed between the guide sheet (141) and the corresponding position of the first side wall plate (12), and the guide pipe (13) is positioned at the downstream of the water guide channel (15) along the water flow path.

11. The cleaning machine of claim 1, wherein: the drain pump (4) has a drain opening for communication with an external drain, the water inlet being in communication with the drain opening.

12. The cleaning machine of claim 11, wherein: the drain pump (4) also has a water outlet in communication with the drain of the washing chamber (10), the water outlet being in communication with the drain.

13. The cleaning machine of any one of claims 1 to 12, wherein: the plugging piece (9) is spherical.