CN219538220U - Exhaust structure for cleaning machine and cleaning machine - Google Patents

Abstract

The utility model relates to an exhaust structure for a cleaning machine and the cleaning machine, wherein the exhaust structure for the cleaning machine comprises a first plate, a second plate and a third plate, wherein the first plate is arranged adjacent to a washing chamber of the cleaning machine and is provided with an air inlet communicated with the washing chamber; a second plate disposed outside the first plate and at least partially juxtaposed with the first plate, having an exhaust port thereon, the exhaust port being downstream of the inlet port along the airflow path; an exhaust passage provided between the first and second plates along a fluid flow path between the intake and exhaust ports; the exhaust port is at least partially located above the air inlet, and the exhaust passage further comprises: the air flow driving piece is arranged in the exhaust channel and is positioned above the air inlet and used for driving air flow to be sucked by the air inlet and then discharged through the exhaust port. The steam discharge is quickened, and meanwhile, the condensed water is prevented from splashing.

Description

Exhaust structure for cleaning machine and cleaning machine

Technical Field

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

Background

The dish washer is a household appliance for automatically washing tableware, is popular with consumers, but after the dish washer is used for washing, residual water in the liner, on the tableware and the like is more, and the residual water is dried through the residual heat of the liner and the tableware. However, as the residual water in the inner container is more and the inner container is cooled faster, the residual heat in the inner container is insufficient to evaporate the residual water, so that the inner container still has more water in a long time after the bowl is washed, and the peculiar smell in the dish washing machine is heavier and bacteria are easy to breed under the condition that the door body of the dish washing machine is tightly closed for a long time.

For example, a Chinese patent utility model patent No. ZL201920621691.5 (issued to publication No. CN 210124742U) discloses a dish washer comprising a body, a door body and an exhaust passage, wherein a washing chamber with one side open is formed in the body; the door body is arranged on the machine body and can open or close the opening, the door body comprises an inner panel and an outer panel, the inner door 1 is provided with an air inlet, and the door body is provided with an air outlet; the exhaust passage is arranged in the door body and between the inner panel and the outer panel, and one end of the exhaust passage is communicated with the air inlet, and the other end of the exhaust passage is communicated with the air outlet.

In the drying process of the dish washer, steam enters the exhaust channel through the air inlet and is exhausted through the exhaust outlet, but the size of the opening of the air inlet is limited, so that the exhaust time is long and the exhaust effect is poor; if when increasing the air inlet, the mosquito gets into easily, on the one hand, has increased the clearance degree of difficulty, on the other hand, influences the exhaust effect.

Disclosure of Invention

The first technical problem to be solved by the present utility model is to provide an exhaust structure for a cleaning machine, which accelerates steam discharge and avoids condensate splashing at the same time, aiming at the current state of the art.

The second technical problem to be solved by the utility model is to provide a cleaning machine with the exhaust structure.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: an exhaust structure for a cleaning machine, comprising:

a first plate disposed adjacent to the washing chamber of the washing machine, and having an air inlet opening for communicating with the washing chamber;

a second plate disposed outside the first plate and at least partially juxtaposed with the first plate, having an exhaust port thereon, the exhaust port being downstream of the inlet port along the airflow path;

an exhaust passage provided between the first and second plates along a fluid flow path between the intake and exhaust ports;

the exhaust passage is characterized in that the exhaust port is at least partially positioned above the air inlet, and the exhaust passage further comprises:

the air flow driving piece is arranged in the exhaust channel and is positioned above the air inlet and used for driving air flow to be sucked by the air inlet and then discharged through the exhaust port.

By arranging the airflow driving part in the exhaust channel of the exhaust structure, the speed of steam flowing in through the air inlet and being discharged through the exhaust port is accelerated, the steam discharging efficiency is improved, the exhaust port is partially positioned above the air inlet, and the splashing of condensed water in the exhaust channel through the exhaust port is reduced.

In order to adjust the exhaust speed, the first plate has a through-hole communicating with the exhaust passage and a cover plate for opening or closing the through-hole at a position corresponding to the exhaust passage.

The first plate of the exhaust structure of the cleaning machine is provided with the through hole, when the cleaning machine is in the drying process, the through hole is opened through the cover plate, at the moment, steam can enter the exhaust channel through the through hole and the air inlet, and finally, the steam is exhausted through the air outlet, namely, the exhaust of the steam is accelerated by increasing the steam entering amount of the exhaust channel, and the drying effect is improved; when the steam discharge does not need to be accelerated, the through hole can be closed through the cover plate, and at the moment, the steam is discharged into the exhaust channel through the air inlet only; when the cleaning process is performed, the through hole is closed through the cover plate, so that washing water is prevented from splashing through the through hole and the exhaust port.

The cover plate may take the form of a rotation or a sliding, but preferably the cover plate is arranged to be rotatable relative to the through opening.

The cover plate can be manually driven to rotate, or can be actively driven, but from the aspects of operational reliability and convenience, a driving mechanism for driving the cover plate to rotate is preferably further included, and a power output end of the driving mechanism is in driving connection with the cover plate.

The drive mechanism may be located outside or inside the exhaust channel, and in order to save space in the exhaust channel and reduce obstruction to steam, it is preferable that the drive mechanism is provided between the second plate and the first plate and outside the exhaust channel.

The driving mechanism has various structural forms, can adopt a form that a motor directly drives the cover plate to rotate, and can also adopt other forms, but preferably, the driving mechanism comprises a push rod motor and a V-shaped first connecting rod, the first end of the first connecting rod is connected with a push rod of the push rod motor, and the second end of the first connecting rod is fixedly connected with the cover plate relatively.

In order to improve the reliability of the rotation of the cover plate, the two first connecting rods are arranged at intervals along the length direction of the rotation axis of the cover plate, the cover plate further comprises second connecting rods which are arranged side by side at intervals with the rotation axis of the cover plate, a push rod of the push rod motor is in rotary connection with the second connecting rods at positions adjacent to the middle, and two ends of the second connecting rods are respectively and fixedly connected with the first ends of the first connecting rods at corresponding sides.

In order to drive the air flow entering through the through hole to flow towards the air outlet, the air flow driving piece is arranged opposite to the through hole.

The exhaust port may be located partially or entirely above the through-hole and the air inlet, but preferably, the exhaust port is located above the through-hole and the air inlet and is offset from the through-hole and the air inlet.

Preferably, the inlet of the exhaust passage is located on the peripheral side of the through-hole and the intake port.

In order to guide the condensed water in the exhaust channel into the washing cavity, the exhaust channel is provided with a guide plate for guiding the condensed water into the air inlet, and the guide plate is positioned on one side of the air inlet, which is away from the through hole.

In order to better guide the condensate on the one hand and the steam on the other hand in the direction of the exhaust opening, the guide plate is inclined gradually from inside to outside in the direction of the exhaust opening.

In order to condense the steam entering the exhaust passage, avoiding the superheated steam from being discharged from the exhaust port, a condensing member for condensing the steam into condensed water is provided in the exhaust passage, and the condensing member is located downstream of the air flow driving member along the air flow path.

The condensation member may take the form of a condensation plate or a prior art structure, but preferably the condensation member is a condensation plate which is located above the airflow driving member.

In order to guide condensed water formed after condensation towards the air inlet, the condensing plate is gradually inclined from inside to outside towards the direction away from the airflow driving piece.

The air flow driving member may take the form of a fan or other blowing means, but preferably it is a fan.

The first plate may be arranged vertically or laterally, but preferably in a vertically arranged state, the through-hole is located above the air inlet, and the bottom wall plate of the exhaust passage is located below the air inlet and is a baffle plate gradually inclined upward from inside to outside.

The exhaust passage has various structural forms, can adopt the form of only the slope section, also can adopt the form that vertical section and slope section cooperate, but preferably, along the air current flow path, the exhaust passage still includes vertical section and slope section, the import of exhaust passage is located on the interior panel of vertical section, the periphery of guide plate is connected with the bottom periphery of vertical section, slope section is from inside to outside upwards slope gradually, the air current driving piece is located in the inner chamber of vertical section.

The condensing member may be arranged in the vertical section or in the inclined section, but preferably, the condensing member for condensing the steam into condensed water is arranged in the inner cavity of the inclined section.

The second plate has various structural forms, can adopt an integral structure or a split structure, but preferably, the second plate comprises a plate body and a cover body, an opening is formed in the plate body, the cover body at least partially covers the opening and gradually inclines from outside to inside towards the direction away from the air inlet, and the air outlet is formed in the cover body.

In order to improve the exhaust effect, at least two exhaust channels are arranged at intervals, and each exhaust channel corresponds to at least one air inlet.

Preferably, the exhaust structure is a door body structure of the cleaning machine, the first plate is an inner door of the door body structure, and the second plate is an outer door of the door body structure.

The utility model solves the second technical problem by adopting the technical proposal that: a cleaning machine having the exhaust structure of any one of claims to, characterized in that: the washing device is characterized by further comprising a box body, wherein a washing chamber is arranged in the box body and is provided with an opening, and the door body structure is arranged at the opening of the washing chamber to open and close the opening.

The opening may be located at the top of the washing chamber or at the front side of the washing chamber, but preferably the opening is located at the front side of the washing chamber, the opening being arranged vertically with the inner door in a closed state.

Compared with the prior art, the utility model has the advantages that: through set up the air current driving piece in exhaust structure's exhaust passageway, accelerated steam and flowed in and through the exhaust port exhaust speed, improved exhaust efficiency, and the gas vent part is located on the air inlet, has reduced the comdenstion water in the exhaust passageway and has splashed out through the gas vent, has reduced the clearance degree of difficulty to the second board.

Drawings

FIG. 1 is a schematic view of a door structure according to the present embodiment;

FIG. 2 is a schematic view of the structure of FIG. 1 at another angle;

FIG. 3 is a cross-sectional view of FIG. 1;

FIG. 4 is a schematic view of the exhaust passage of FIG. 1;

fig. 5 is a schematic structural view of the cleaning machine according to the present embodiment.

Detailed Description

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

As shown in fig. 1 to 5, the washing machine of the present embodiment is an embedded dishwasher. The aforementioned washer includes a housing 8 and an exhaust structure. Wherein the inside of the cabinet 8 is provided with a washing chamber (not shown) having an opening at the front side.

As shown in fig. 1 to 4, the above-described exhaust structure includes a first plate, a second plate, an exhaust passage 3, an air flow driving member, a cover plate 5, a driving mechanism 6, and a condensing member. The exhaust structure is a door body structure of the cleaning machine, and the door body structure is arranged at the opening of the washing chamber so as to open and close the opening. The aforementioned first plate is an inner door 1 of door body construction, the inner door 1 being arranged adjacent to the washing chamber of the washing machine. The second plate is an outer door 2 of a door body structure, and the outer door 2 is positioned outside the inner door 1. And the door body structure is vertically arranged in a state that the opening is closed. I.e. the inner door 1 and the outer door 2 are both arranged vertically.

In this embodiment, as shown in fig. 2, an air inlet 11 for communicating with the washing chamber is formed in the inner door 1, and a through hole 12 is formed in the inner door 1 at a position above the air inlet 11. The outer door 2 is partially arranged side by side with the inner door 1, and the outer door 2 has an exhaust port 221 thereon, the exhaust port 221 being located downstream of the intake port 11 along the airflow path. Specifically, as shown in fig. 3, the outer door 2 includes a plate 21 and a cover 22, the plate 21 is provided with an opening 211, the cover 22 partially covers the opening 211 and is inclined from outside to inside in a direction away from the air inlet 11 (i.e., gradually inclined upwards from outside to inside), and the inclined portion of the cover 22 is provided with the air outlet 221. Thus, when exhausting, the air flow is upwards guided, and the steam is prevented from being directly blown to the user. The air inlet 11 and the through hole 12 are arranged in a staggered manner with the air outlet 221, and the air outlet 221 is located above the air inlet 11 and the through hole 12.

As shown in fig. 3, the exhaust passage 3 is provided between the outer door 2 and the inner door 1, and is located between the intake port 11 and the exhaust port 221 along the fluid flow path. At least two exhaust passages 3 are provided and are arranged at intervals in the left-right direction. Each exhaust passage 3 corresponds to at least one intake port 11, a through-hole 12, and an exhaust port 221. In the present embodiment, each exhaust passage 3 corresponds to two exhaust ports 221 arranged at intervals in the left-right direction, and corresponds to one intake port 11 and through-hole 12. The two exhaust passages 3 are identical in structure, and one of the exhaust passages 3 will be described as an example. The above-described through-hole 12 communicates with the exhaust passage 13 on the corresponding side, specifically, the inlet 30 of the exhaust passage 3 is located on the peripheral side of the through-hole 12 and the intake port 11, and the outlet of the exhaust passage 3 is located on the peripheral side of the exhaust port 221. The exhaust port 221 is located above the through-hole 12 and the intake port 11, and is offset from the through-hole 12 and the intake port 11.

As shown in fig. 3 and 4, the exhaust passage 3 has a deflector 31 for guiding condensed water into the intake port 11, and the deflector 31 is located on a side of the intake port 11 facing away from the through-hole 12 and gradually inclined from inside to outside toward the exhaust port 221. In the present embodiment, the baffle 31 is a bottom wall plate located below the air inlet 11, and gradually slopes upward from inside to outside. In addition, along the airflow path, the exhaust passage 3 further includes a vertical section 32 and an inclined section 33, the inlet of the exhaust passage 3 is located on the inner side plate of the vertical section 32, the peripheral edge of the baffle 31 is connected with the bottom peripheral edge of the vertical section 32, and the inclined section 33 gradually inclines upwards from inside to outside. The air flow driving member is disposed in the inner cavity of the vertical section 32 of the exhaust channel 3, and is used for driving the fan 4 to suck air from the air inlet 11 and then discharge the air through the air outlet 221. The fan 4 is located above the air inlet 11 and is disposed opposite the through-hole 12. The fan 4 is rotated by the fan motor 41, and the fan motor 41 is located outside the exhaust passage 3.

As shown in fig. 3, a condensing member for condensing the steam into condensed water is provided in the exhaust passage 3, and the condensing member is located downstream of the air flow driving member along the air flow path. The condensation member is a condensation plate 7 located in the inner cavity of the inclined section 33, which condensation plate 7 is located above the fan 4. In order to guide the condensed water to the air inlet, the condensing plate 7 is gradually inclined from inside to outside in a direction away from the airflow driving member.

As shown in fig. 1 and 3, the cover plate 5 can rotate relative to the through hole 12 under the driving of the driving mechanism 6 to open or close the corresponding through hole 12. The power output end of the driving mechanism 6 is in driving connection with the cover plate 5. As shown in fig. 3 and 5, the driving mechanism 6 is provided between the outer door 2 and the inner door 1, and is located outside the exhaust passage 3. Specifically, the driving mechanism 6 includes a push rod motor 61, a second link 63, and a V-shaped first link 62, a first end (front end) of the first link 62 is connected to a push rod of the push rod motor 61, and a second end (rear end) of the first link 62 is relatively fixedly connected to the cover plate 5. The first links 62 in the present embodiment are two and are arranged at intervals along the length direction of the rotation axis of the cover plate 5, and the rotation axis of the cover plate 5 extends in the left-right direction. The second connecting rod 63 extends along the left-right direction and is arranged side by side at intervals with the rotation axis of the cover plate 5, the push rod of the push rod motor 61 is rotationally connected with the position adjacent to the middle of the second connecting rod 63, and two ends of the second connecting rod 63 are respectively and relatively fixedly connected with the first ends of the first connecting rods 62 on the corresponding sides.

The working process of the cleaning machine is as follows:

when the embedded dish washer washs the operation, apron 5 laminating with interior door 1, through-hole 12 are the closed condition, and when atmospheric pressure is great, accessible air inlet 11 gets into exhaust passage 3, overflows through gas vent 221 after condensing plate 7, and partial steam flows back to air inlet 11 and gets into the washing chamber after condensing plate 7 department condensation simultaneously, avoids the comdenstion water to gather in the exhaust passage and the dirty and the influence exhaust effect of receiving.

When the working stage needs to exhaust (drying or ventilation is needed to balance air pressure), the cover plate 5 starts to lift upwards under the action of the push rod motor 61 driving the first connecting rod 62, the through hole 12 is opened, the fan 4 rotates under the drive of the fan motor 41, negative pressure is quickly formed in the exhaust channel 3, and the hot and humid air in the washing chamber enters the exhaust channel 3 along with the negative pressure, and is exhausted through the exhaust port 221, so that quick exhaust is realized. After the exhaust is finished, the cover plate automatically falls back to be closed under the action of dead weight, the fan 4 stops rotating, and the cover plate 5 is closed. Isolating the internal and external air and preventing cross contamination and external foreign matters from entering.

In the description and claims of the present utility model, 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 utility model, 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 utility model 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 (24)

1. An exhaust structure for a cleaning machine, comprising:

a first plate arranged adjacent to the washing chamber of the washing machine and provided with an air inlet (11) for communicating with the washing chamber;

a second plate, which is arranged outside the first plate, is arranged at least partially alongside the first plate, and has an exhaust port (221) thereon, the exhaust port (221) being located downstream of the intake port (11) along the airflow flow path;

an exhaust channel (3) provided between the first and second plates, along a fluid flow path, between the intake port (11) and the exhaust port (221);

characterized in that the exhaust opening (221) is at least partially located above the inlet opening (11), and the exhaust channel (3) further comprises:

and the airflow driving part is arranged in the exhaust channel (3) and above the air inlet (11) and is used for driving airflow to be sucked by the air inlet (11) and then discharged through the exhaust port (221).

2. The exhaust structure according to claim 1, characterized in that: the first plate has a through-hole (12) communicating with the exhaust passage (3) at a position corresponding to the exhaust passage (3), and a cover plate (5) for opening or closing the through-hole (12).

3. The exhaust structure according to claim 2, characterized in that: the cover plate (5) is arranged to be rotatable relative to the through opening (12).

4. A vent structure according to claim 3, wherein: the device also comprises a driving mechanism (6) for driving the cover plate (5) to rotate, and the power output end of the driving mechanism (6) is in driving connection with the cover plate (5).

5. The exhaust structure according to claim 4, characterized in that: the driving mechanism (6) is arranged between the second plate and the first plate and is positioned outside the exhaust channel (3).

6. The exhaust structure according to claim 5, characterized in that: the driving mechanism (6) comprises a push rod motor (61) and a V-shaped first connecting rod (62), wherein a first end of the first connecting rod (62) is connected with a push rod of the push rod motor (61), and a second end of the first connecting rod (62) is fixedly connected with the cover plate (5) relatively.

7. The exhaust structure according to claim 6, characterized in that: the two first connecting rods (62) are arranged at intervals along the length direction of the rotation axis of the cover plate (5), the two second connecting rods (63) are arranged side by side at intervals along the rotation axis of the cover plate (5), the push rod of the push rod motor (61) is rotationally connected with the position, adjacent to the middle, of the second connecting rods (63), and two ends of the second connecting rods (63) are fixedly connected with the first ends of the first connecting rods (62) on the corresponding sides respectively.

8. The exhaust structure according to claim 2, characterized in that: the air flow driving member is arranged opposite to the through hole (12).

9. The exhaust structure according to claim 2, characterized in that: the exhaust port (221) is located above the through hole (12) and the air inlet (11), and is arranged in a staggered manner with the through hole (12) and the air inlet (11).

10. The exhaust structure according to claim 9, characterized in that: the inlet of the exhaust passage (3) is located on the peripheral side of the through-hole (12) and the air inlet (11).

11. The exhaust structure according to claim 2, characterized in that: the exhaust channel (3) is provided with a deflector (31) for guiding condensed water into the air inlet (11), and the deflector (31) is positioned on one side of the air inlet (11) away from the through hole (12).

12. The exhaust structure according to claim 11, characterized in that: the deflector (31) is gradually inclined from inside to outside toward the exhaust port (221).

13. The exhaust structure according to claim 1, characterized in that: a condensing member for condensing the steam into condensed water is provided in the exhaust passage (3), and the condensing member is located downstream of the air flow driving member along the air flow path.

14. The exhaust structure according to claim 13, characterized in that: the condensing part is a condensing plate (7), and the condensing plate (7) is positioned above the airflow driving part.

15. The exhaust structure according to claim 14, characterized in that: the condensing plate (7) is gradually inclined from inside to outside towards the direction away from the airflow driving piece.

16. The exhaust structure according to claim 1, characterized in that: the air flow driving piece is a fan (4).

17. The exhaust structure according to claim 2, characterized in that: when the first plate is in a vertical arrangement state, the through hole (12) is positioned above the air inlet (11), and the bottom wall plate of the exhaust channel (3) is positioned below the air inlet (11) and is a guide plate (31) which gradually inclines upwards from inside to outside.

18. The exhaust structure according to claim 17, characterized in that: along the air current flow path, exhaust passage (3) still includes vertical section (32) and slope section (33), the import of exhaust passage (3) is located on the interior panel of vertical section (32), the week of guide plate (31) is followed along the bottom week of vertical section (32) and is connected, slope section (33) are from inside to outside upwards slope gradually, the air current driving piece is located in the inner chamber of vertical section (32).

19. The exhaust structure according to claim 18, characterized in that: a condensing member for condensing the steam into condensed water is provided in the inner cavity of the inclined section (33).

20. The exhaust structure according to claim 2, characterized in that: the second plate comprises a plate body (21) and a cover body (22), wherein an opening (211) is formed in the plate body (21), the cover body (22) is at least partially covered on the opening (211) and gradually inclines from outside to inside towards the direction far away from the air inlet (11), and an opening (211) of the air outlet (221) is formed in the cover body.

21. The exhaust structure according to claim 1, characterized in that: at least two exhaust channels (3) are arranged at intervals, and each exhaust channel (3) is provided with at least one air inlet (11) correspondingly.

22. The exhaust structure according to any one of claims 1 to 21, characterized in that: the exhaust structure is a door body structure of the cleaning machine, the first plate is an inner door (1) of the door body structure, and the second plate is an outer door (2) of the door body structure.

23. A cleaning machine having the exhaust structure of claim 22, characterized in that: the washing device is characterized by further comprising a box body (8), wherein a washing chamber is arranged in the box body (8), the washing chamber is provided with an opening, and the door body structure is arranged at the opening of the washing chamber to open and close the opening.

24. The cleaning machine of claim 23, wherein: the opening is positioned at the front side of the washing chamber, and the inner door (1) is vertically arranged in a closed state.