CN112890712A - Dish washing machine - Google Patents
Dish washing machine Download PDFInfo
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- CN112890712A CN112890712A CN202110047854.5A CN202110047854A CN112890712A CN 112890712 A CN112890712 A CN 112890712A CN 202110047854 A CN202110047854 A CN 202110047854A CN 112890712 A CN112890712 A CN 112890712A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/48—Drying arrangements
- A47L15/486—Blower arrangements
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/48—Drying arrangements
- A47L15/488—Connections of the tub with the ambient air, e.g. air intake or venting arrangements
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- Washing And Drying Of Tableware (AREA)
Abstract
The application belongs to the technical field of dish washing machines, and provides a dish washing machine which comprises an inner container, a drying device and a condensing device, wherein an air inlet and an air outlet are respectively arranged on two opposite sides of the inner container; the drying device is provided with an air vent and a flow change port communicated with the air inlet, and the air vent is communicated with the outside of the dish washing machine; a breathing channel and an air guide channel which are communicated are arranged in the drying device, and two ends of the breathing channel are respectively communicated with the converter port and the air vent; be equipped with first fan in the wind-guiding passageway, the intersection of wind-guiding passageway and breathing passageway is equipped with adjustable fender, and adjustable fender opens and close along with first fan to switch on of this wind-guiding passageway or breathing passageway and flow change mouth. The application makes improvement to the drying mechanism of dish washer to solve the inside dry air current of dish washer of prior art and run off easily, energy loss's technical problem.
Description
Technical Field
The application belongs to the technical field of dish washing machines, and particularly relates to a dish washing machine.
Background
With the increasing development of science and technology and the improvement of living standard, especially with the rapid development of household appliance technology, a special dish washing device is provided for the aspect of tableware cleaning. A multifunctional dish washing machine generally has the functions of spraying, drying, sterilizing and the like, a user only needs to put tableware such as bowls and chopsticks into the dish washing machine, the dish washing machine can automatically complete a series of cleaning works according to the setting of the user, the use is convenient and full-automatic, the operation of the user is effectively reduced, and therefore the dish washing machine is more and more popularized in thousands of households and is deeply loved by the majority of users.
For the drying function of the dish washer, a drying device is generally arranged on one side of an inner container of the dish washer, and a condensing device is arranged on the other side of the inner container of the dish washer. The drying device is started to generate dry airflow, the dry airflow enters the inner container and flows through the washing cavity of the whole inner container, and then is discharged from the condensing device at the other side of the inner container, so that the washed tableware in the inner container is dried. In practical application, the inner container is also provided with a respirator used for exchanging gas with the outside of the dish washing machine, the side wall of the inner container is provided with an opening communicated with the respirator, and the opening needs to be large enough to ventilate through the respirator and the outside of the dish washing machine, so that pressure discharge is realized. After the drying device is started, the output dry airflow reaches the condensing device on the other side of the inner container and has a certain stroke, and in the process, the respirator is acted simultaneously, so that part of the dry airflow is discharged from the respirator through the opening, the dry airflow is lost, the dry airflow cannot flow through the washing cavity of the whole inner container, and the drying effect is seriously influenced.
Therefore, the structure of the dishwasher aiming at the drying function in the prior art still has a plurality of defects, which is a technical problem that manufacturers of the dishwashers need to be improved urgently at present.
Disclosure of Invention
An object of the embodiment of this application is to provide a dish washer, improve the drying mechanism of dish washer to solve the inside dry air current of dish washer of prior art and run off easily, lead to the poor technical problem of drying effect.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: the dish washing machine comprises an inner container, a drying device and a condensing device, wherein an air inlet and an air outlet are respectively formed in two opposite sides of the inner container, the drying device is connected with the air inlet of the inner container, and the condensing device is connected with the air outlet of the inner container; the drying device is provided with an air vent and a flow conversion port communicated with the air inlet, and the air vent is communicated with the outside of the dishwasher; a breathing channel and an air guide channel which are communicated are arranged in the drying device, and two ends of the breathing channel are respectively communicated with the flow exchanging port and the air vent; the air guide channel is internally provided with a first fan, a movable baffle is arranged at the intersection of the air guide channel and the breathing channel, and the movable baffle is opened and closed along with the first fan so as to switch the conduction of the air guide channel or the breathing channel and the flow changing port.
The application provides a dishwasher's beneficial effect lies in: compared with the prior art, the breather and the drying device are integrated into a whole, and share the current conversion port communicated with the air inlet of the inner container, so that the number of through holes formed in the inner container and communicated with the breather by arranging the breather is reduced, the loss of the drying air flow input into the inner container is effectively avoided, and the drying effect is ensured. The drying device is internally provided with a breathing passage and an air guide passage which are communicated with each other, a movable baffle is arranged at the intersection of the breathing passage and the air guide passage, and the movable baffle is opened and closed along with a first fan in the air guide passage so as to switch the breathing passage and the flow changing port to be switched on or switch the air guide passage and the flow changing port to be switched on. In practical application, the control can be matched with the washing program of the dishwasher for control. When the tableware is cleaned, the drying function is not started, the movable baffle shields the air guide channel, and the air vents and the flow conversion ports at the two ends of the breathing channel are smooth, so that the inner container can be communicated with the outside of the dish washing machine, and air exchange and pressure discharge are carried out, and the function of a respirator is realized; after the cleaning is finished, the drying function is started, the first fan is started and generates a drying airflow to push the movable baffle open, the movable baffle is displaced to shield the breathing channel, the air guide channel is communicated with the flow conversion port, the drying airflow generated by the first fan enters the inner container from the flow conversion port, the tableware in the inner container is dried, and finally the drying airflow is discharged into the condensing device from the air outlet on the other side of the inner container. Therefore, an integrated mechanism combining the respirator and the drying device is formed, the respirator has a breathing function, the drying effect can be realized, the loss of the drying airflow is effectively reduced, the energy consumption is saved, and the drying effect is improved.
It is right drying device's inner structure improves, be equipped with the division board in the breathing passageway, the division board will the breathing passageway is separated into and is had the arc pipeline that middle part pipeline section height both ends pipeline section is low, the one end pipeline section of breathing passageway with the blow vent intercommunication, the other end pipeline section of breathing passageway respectively with trade the mouth and reach wind-guiding passageway intercommunication. The partition board can be preferably vertically arranged in the breathing passage, the width of the breathing passage is reduced by the partition board, so that the movable baffle arranged at the intersection can be arranged to be thinner, the dry airflow generated by the first fan can be easily pushed to open the air guide passage by the movable baffle, the sensitivity of triggering the movement of the movable baffle is effectively improved, and the switching effect of the breathing and drying functions of the dish-washing machine is improved.
Furthermore, a first stop rib is arranged on the partition plate, a rotating shaft and a second stop rib are arranged in a channel opening at the intersection of the air guide channel and the breathing channel, the rotating shaft is arranged on the upper side of the channel opening, and the second stop rib is arranged on the lower side of the channel opening; one end of the movable baffle is sleeved with the rotating shaft, and the other end of the movable baffle is a movable end which is stopped on the second stopping rib under the action of gravity; the movable end of the movable baffle is pushed by wind power generated by the first fan to move and is stopped on the first stopping rib of the partition plate. Therefore, the movable baffle can keep stopping on the second stopping rib under the action of gravity, and when the first fan is not started, the air guide channel is in a normally closed state. When the first fan is started, the drying air flow pushes the movable end of the movable baffle to move and stop on the first stop rib of the partition plate, and the drying air flow is effectively matched with a washing program of the dish washing machine for drying after washing. In addition, because the movable baffle is small in size, and the width of the breathing channel is reduced by combining the partition plate, so that the movement stroke of the movable baffle is shortened, the dry airflow output by the first fan is enough to drive the movable baffle to keep stopping on the first stopping rib, and after the first fan is started, the air guide channel is conducted with the flow conversion port, the output of the dry airflow is ensured, the movable baffle can be driven by enough wind power to stop against the first stopping rib, the breathing channel can be completely blocked, the loss of the dry airflow is effectively avoided, and the energy loss is reduced.
Still further, be equipped with on the interior roof of wind-guiding passageway and extend to epaxial direction muscle of commentaries on classics, just the direction muscle to the direction slope setting of first backstop muscle. When the movable baffle is stopped at the first stopping rib, a flow guide surface which is obliquely arranged towards the flow change port can be formed with the guide rib, so that the dry air flow flows into the flow change port from the air guide channel more smoothly, and the output power of the dry air flow is effectively ensured to be provided for the inner container. In addition, the guide ribs extend to the rotating shaft and can play a certain supporting role so as to prevent the cavity structure at the rotating shaft part from being deformed easily under the action of external force and effectively improve the structural strength of the drying device.
The functional structure of the drying device is improved, the drying device further comprises an anti-siphon channel and an anti-siphon blocking piece arranged in the anti-siphon channel, the anti-siphon channel is provided with an anti-siphon suction port communicated with the breathing channel, the anti-siphon suction port is adjacent to the flow conversion port, and the anti-siphon blocking piece is arranged on the anti-siphon suction port; the movable baffle is opened or closed along with the first fan so as to switch the conduction of the air guide channel or the breathing channel, the flow changing port and the siphon prevention port. Therefore, the drying device is integrated with an anti-siphon function, and the anti-siphon channel is communicated with the breathing channel through the anti-siphon suction port so as to exchange gas with the outside of the dishwasher through the breathing channel; and, because this prevent siphon mouth and change of current mouth adjacent setting, therefore the dry air current that this first fan produced flows into respiratory channel and when entering change of current mouth from wind-guiding passageway, can also carry out the drying to the prevent siphon mouth that changes of current mouth adjacent setting to avoid the ponding on the prevent siphon mouth to adsorb prevent siphon shutoff piece, ensure effectively that the prevent siphon function keeps effective, and then improve the stability of preventing the siphon function.
Furthermore, a flow limiting plate for limiting the flow direction of the air flow is arranged in the drying device, and the flow limiting plate is arranged between the anti-siphon port and the flow conversion port; the intersection of the air guide channel and the breathing channel is arranged above the flow change port, the upper end of the flow limiting plate is provided with a flow guide notch communicated with the intersection, and the flow guide notch is higher than the flow change port. On the other hand, since the siphon prevention port is located close to the flow change port, the flow change port is easily ventilated directly during siphon prevention ventilation, and the siphon prevention effect is reduced or deteriorated. Therefore, a flow limiting plate is arranged between the anti-siphon port and the flow changing port, and a flow guiding notch is formed in the upper end of the flow limiting plate. Because the intersection of the air guide channel and the breathing channel is arranged above the flow change port, the flow guide gap is communicated with the intersection, and the setting height of the flow guide gap is higher than that of the flow change port. Let this prevent siphon mouth can only take a breath to the blow vent of breathing the passageway other end through the water conservancy diversion breach to ensure that prevent the siphon function and keep effective. On the other hand, this restrictor plate can also play the water conservancy diversion effect, and it shelters from on this anti-siphon mouth, leads most dry air flow that has been carried from the wind-guiding passageway to in trading the mouth, reduces dry air flow effectively and runs off, improves the water conservancy diversion effect.
The structure of the air guide channel is improved, a heating device is further arranged in the air guide channel, and the heating device is located at the output end of the first fan; the inner bottom wall of the air guide channel is provided with a flow guide inclined plane, and the flow guide inclined plane is obliquely arranged from the heating device to the intersection of the air guide channel and the breathing channel. The heating device is arranged in the air guide channel, so that the drying airflow generated by the first fan is increased with heat to form drying hot airflow, and the drying effect on the tableware in the inner container is effectively improved. In addition, the water guide inclined plane arranged on the bottom wall in the air guide channel is favorable for guiding accumulated water permeating into the air guide channel to the flow changing port, and the heating device and the first fan are effectively prevented from suffering from wading risks.
Furthermore, a plurality of support ribs are arranged at the intersection of the air guide channel and the breathing channel, and the plurality of support ribs and the movement track of the movable baffle are arranged in an avoiding manner; the drying device is also internally provided with a water return plate positioned at the bottom side of the flow changing port, and the water return plate is an arc-shaped plate matched with the profile of the bottom side of the flow changing port. On one hand, because the intersection of the air guide channel and the breathing channel in the drying device forms a cavity structure, the structural strength of the part is weaker, and therefore, the supporting rib is additionally arranged on the intersection to improve the structural strength of the part. Simultaneously, in order to cooperate the movement track of adjustable fender, let this brace rod dodge with adjustable fender's movement track and set up to avoid blockking adjustable fender's the motion of opening and shutting, ensure effectively that the breathing of dish washer and drying function can normally switch, improve the function conversion stability of dish washer effectively. On the other hand, the drying device is also provided with a water return plate positioned at the bottom side of the flow conversion port, and the water return plate is an arc-shaped plate matched with the profile of the bottom side of the flow conversion port, so that water liquid splashed from the flow conversion port can be guided back into the flow conversion port, and the water accumulation in the drying device is effectively reduced.
The structure of the condensing device is improved, the dish washing machine also comprises a base arranged at the bottom of the inner container, and the front end of the base is provided with a steam outlet; a condensation channel and a second fan are arranged in the condensation device, and the condensation channel is vertically arranged on the side part of the inner container and extends towards the base; an input port communicated with the air outlet of the inner container is arranged at the upper end of the condensation channel, and the lower end of the condensation channel is communicated with the steam outlet of the base; the second fan is arranged in the condensation channel, and the output end of the second fan is connected with the steam exhaust port of the base. In the prior art dishwasher having a respirator, the hot and humid air discharged from the respirator is blocked by the housing of the dishwasher, so that the air with a relatively high humidity enters the base of the dishwasher, and adversely affects the electrical devices arranged in the base. In the case of an embedded dishwasher, the dishwasher is embedded in a cabinet, and the other part of air with high humidity is easy to deform or mold the wooden cabinet, which affects the installation environment of the dishwasher. Therefore, the dishwasher is provided with the steam outlet at the front end of the base, the condensing device is internally provided with the condensing channel, the condensing channel is vertically arranged at the side part of the inner container, the upper end of the condensing channel is communicated with the air outlet of the inner container, and the lower end of the condensing channel is communicated with the steam outlet on the base; and a second fan is arranged in the condensing channel close to the steam outlet. The second fan is used for discharging the damp and hot air out of the dish washing machine from the steam outlet at the front end of the base, so that the damp and hot air is effectively prevented from channeling into the base or influencing external furniture of the dish washing machine, and the steam discharging effect is effectively improved.
Furthermore, the condensation channel is a serpentine pipeline, and a plurality of condensation columns are uniformly distributed in the condensation channel; a backflow hole is formed in the condensation channel, a water return hole with the diameter smaller than that of the air outlet is formed in the side wall of the inner container, and the water return hole is communicated with the backflow hole; and a flow guide rib for guiding the condensed water to the reflux hole is also arranged in the condensation channel. Aiming at the problem of condensate water disposal in the condensing device, a plurality of condensing columns are arranged in the condensing channel, the plurality of condensing columns can form a point array in the condensing channel preferentially, and the condensing channel is a serpentine pipeline, so that the condensate water in the condensing device can be effectively gathered and guided to the bottom of the condensing channel. In addition, the bottom of condensing passage has been seted up the backward flow hole, and this backward flow hole communicates with the return water hole on the inner bag lateral wall to combine the water conservancy diversion muscle that sets up in the condensing passage, and then lead the comdenstion water in the condensing equipment back to the inner bag, prevent effectively that water liquid infiltration from being located the second fan of condensing passage bottom, get rid of the risk of wading of second fan effectively. The aperture of the water return hole of the inner container is smaller than that of the air outlet of the inner container, so that the water return hole is smaller than the air outlet, and the loss of the drying air flow entering the inner container can be effectively reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a first schematic perspective view of a dishwasher according to an embodiment of the present disclosure;
FIG. 2 is a schematic perspective view of a dishwasher according to an embodiment of the present application;
fig. 3 is a schematic view of an internal structure of a drying device according to an embodiment of the present disclosure;
fig. 4 is a schematic view of an internal structure of a drying device according to an embodiment of the present application;
FIG. 5 is an enlarged view of the portion B of FIG. 4;
FIG. 6 is an enlarged view of portion A of FIG. 3;
fig. 7 is a schematic view of an internal structure of a condensing device according to an embodiment of the present application.
Wherein, in the figures, the respective reference numerals:
100-inner container; 101-an air inlet; 102-an air outlet; 103-water return holes;
200-a drying device; 201-vent; 202-a flow change port; 203-support ribs; 204-a backwater plate;
300-a condensing unit;
400-a base; 401-steam exhaust port;
1-a breathing channel; 11-a partition plate; 12-a first stop rib;
2-air guiding channel; 21-a first fan; 22-a rotating shaft; 23-a second stop rib; 24-a guide rib; 25-a heating device; 26-a flow guiding inclined plane;
3-a movable baffle; 31-a movable end;
4-anti-siphon channel; 41-water inlet anti-siphon sheet; 42-a drainage anti-siphon patch; 43-water inlet anti-siphon hole; 44-a drain anti-siphon hole; 45-water inlet anti-siphon pipeline; 46-a drain anti-siphon pipe; 461-first drain; 462-a second drain opening; 47-check sheet; 48-a limiting plate; 481-water passing holes; 482-a bulge loop;
5-a flow limiting plate; 51-a diversion gap;
6-a condensation channel; 60-an input port; 61-a second fan; 62-a condensation column; 63-a reflow hole; 64-flow guiding ribs; 641-first guide rib; 642-second guide rib.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The description will now be made of a dishwasher provided in an embodiment of the present application. Referring to fig. 1 and 2, the dishwasher includes an inner container 100, a drying device 200, and a condensing device 300, wherein the inner container 100 is provided with an air inlet 101 and an air outlet 102 at opposite sides thereof, and the air inlet 101 and the air outlet 102 may preferably be large through holes with similar apertures. The drying device 200 is connected to the air inlet 101 of the inner container 100, and the condensing device 300 is connected to the air outlet 102 of the inner container 100, so that the drying device 200 and the condensing device 300 are respectively disposed on two opposite sides of the inner container 100.
Referring to fig. 1, 3 and 4, the drying device 200 has an air vent 201 and a flow conversion port 202, the aperture of the flow conversion port 202 is matched with and communicated with the air inlet 101 of the inner container 100, and the air vent 201 is communicated with the outside of the dishwasher. The vent 201 may preferably be a vent grid consisting of a plurality of vent holes to perform a filtering function to prevent foreign objects from entering the drying device 200.
The drying device 200 is provided with a breathing channel 1 and an air guide channel 2 which are communicated, and two ends of the breathing channel 1 are respectively communicated with a flow conversion port 202 and an air vent 201. A first fan 21 is arranged in the air guide channel 2, a movable baffle 3 is arranged at the intersection G of the air guide channel 2 and the breathing channel 1, and the movable baffle 3 is opened and closed along with the first fan 21 so as to switch the air guide channel 2 and the flow changing port 202 or switch the breathing channel 1 and the flow changing port 202 on and off.
Compared with the prior art, the dishwasher provided by the application integrates the respirator and the drying device 200 into a whole, shares the current conversion port 202 communicated with the air inlet 101 of the inner container 100, reduces the number of through holes formed in the inner container 100 and communicated with the respirator, effectively avoids the loss of dry airflow in the input inner container 100, and further improves the drying effect. The drying device 200 is internally provided with a breathing passage 1 and an air guide passage 2 which are mutually communicated, a movable baffle 3 is arranged at the intersection G of the breathing passage 1 and the air guide passage 2, and the movable baffle 3 is opened and closed along with a first fan 21 in the air guide passage 2 so as to switch the communication between the breathing passage 1 and the flow changing port 202 or switch the communication between the air guide passage 2 and the flow changing port 202.
In practical application, the control can be matched with the washing program of the dishwasher for control. When tableware is washed, the drying function is not started, the movable baffle 3 shields the air guide channel 2, and the air vents 201 and the flow conversion ports 202 at the two ends of the breathing channel 1 are unblocked, so that the inner container 100 can be communicated with the outside of the dish washing machine, and air exchange and pressure discharge are carried out, and the function of a respirator is realized; after the cleaning is completed, the drying function is started, the first fan 21 is started and generates a drying airflow to push the movable baffle 3 away, the movable baffle 3 is displaced to shield the breathing channel 1, the air guide channel 2 is communicated with the flow conversion port 202, the drying airflow generated by the first fan 21 enters the inner container 100 from the flow conversion port 202 to dry the tableware in the inner container 100, and finally the drying airflow is discharged into the condensing device 300 from the air outlet 102 on the other side of the inner container 100. Therefore, an integrated mechanism combining the respirator and the drying device 200 is formed, so that the respirator has a breathing function, the drying effect can be realized, the loss of the drying airflow is effectively reduced, the energy consumption is saved, and the drying effect is improved.
Referring to fig. 1 and fig. 2, the air outlet 102 of the inner container 100 is disposed higher than the air inlet 101 of the inner container 100, that is, a lower air inlet 101 is disposed at one side of the inner container 100, and a higher air outlet 102 is disposed at the other side of the inner container 100, so as to fully utilize the physical phenomenon that the warmer air is above, and discharge the hot and humid air above the inner container 100 into the condensing device 300; in addition, since the air inlet 101 and the air outlet 102 are not located on the same side of the inner container 100, the drying air flow inside the inner container 100 can flow through more dishes, thereby effectively improving the drying effect on the dishes in the inner container 100.
In another embodiment of the present application, the internal structure of the drying device 200 is optimized, please refer to fig. 3 and fig. 4, a partition plate 11 is disposed in the breathing passage 1, and the partition plate 11 divides the breathing passage 1 into an arc-shaped pipeline having a middle pipe section and two lower end pipe sections, i.e. a U-shaped pipeline preferably having a middle pipe section and two lower end pipe sections. One end pipe section of the breathing passage 1 is communicated with the vent 201, and the other end pipe section of the breathing passage 1 is respectively communicated with the flow conversion port 202 and the air guide passage 2. The partition plate 11 can be preferably vertically arranged in the breathing passage 1, the width of the breathing passage 1 is reduced by the partition plate 11, so that the movable baffle 3 arranged at the intersection G can be arranged to be finer, the dry airflow generated by the first fan 21 can be easily pushed to open the air guide passage 2 by the movable baffle 3, the sensitivity of triggering the movement of the movable baffle 3 is effectively improved, and the switching effect of the breathing and drying functions of the dish washing machine is improved.
Referring to fig. 3, 4 and 5, the partition plate 11 is provided with a first stopping rib 12, a rotating shaft 22 and a second stopping rib 23 are provided in a channel opening at the intersection G of the air guiding channel 2 and the breathing channel 1, the rotating shaft 22 is provided at the upper side of the channel opening, and the second stopping rib 23 is provided at the lower side of the channel opening. One end of the movable baffle 3 is sleeved with the rotating shaft 22, and the other end of the movable baffle 3 is a movable end 31 stopped on the second stopping rib 23 under the action of gravity. The movable end 31 of the movable baffle 3 is pushed by the wind generated by the first fan 21 to move and stop on the first stop rib 12 of the partition plate 11. Therefore, the movable baffle 3 can keep stopping on the second stopping rib 23 under the action of gravity, and when the first fan 21 is not started, the air guide channel 2 is in a normally closed state. When the first fan 21 is started, the drying air flow pushes the movable end 31 of the movable baffle 3 to displace and stop on the first stop rib 12 of the partition plate 11, which is effectively matched with the washing program of the dishwasher that is washed and dried before.
In addition, because the size of the movable baffle 3 is small, and the width of the breathing passage 1 is reduced by combining the partition plate 11, so that the movement stroke of the movable baffle 3 is shortened, the dry airflow output by the first fan 21 is enough to drive the movable baffle 3 to keep stopping on the first stopping rib 12, so that after the first fan 21 is started, the air guide passage 2 is communicated with the flow changing port 202, the output of the dry airflow is ensured, the movable baffle 3 can be driven by enough wind power to stop against the first stopping rib 12, the breathing passage 1 can be completely blocked, the loss of the dry airflow is effectively avoided, and the energy loss is reduced.
Referring to fig. 5, the inner top wall of the air guiding channel 2 is provided with a guiding rib 24 extending to the rotating shaft 22, and the guiding rib 24 is disposed in an inclined manner toward the first stopping rib 12. When the movable baffle 3 is stopped at the first stopping rib 12, a guiding surface inclined towards the converter port 202 can be formed with the guiding rib 24, so that the dry air flow can flow into the converter port 202 from the guiding channel 2 more smoothly, and the output power of the dry air flow provided to the inner container 100 is effectively ensured. In addition, the guiding rib 24 extends to the rotating shaft 22 and can play a certain supporting role to prevent the cavity structure at the position of the rotating shaft 22 from being easily deformed by an external force, thereby effectively improving the structural strength of the drying device 200.
In another embodiment of the present application, the drying device 200 is optimized in terms of functional structure, please refer to fig. 3, 4 and 5, the drying device 200 further includes an anti-siphon channel 4 and an anti-siphon block disposed in the anti-siphon channel 4, the anti-siphon channel 4 is provided with an anti-siphon port communicated with the breathing channel 1, the anti-siphon port is disposed adjacent to the flow exchanging port 202, and the anti-siphon block is disposed on the anti-siphon port. Wherein, this anti-siphon shutoff piece is including setting up the anti-siphon piece 41 of intaking and the anti-siphon piece 42 of drainage in anti-siphon passageway 4, and this anti-siphon mouth includes the anti-siphon hole 43 of intaking and the anti-siphon hole 44 of drainage that set up adjacent with this commutation mouth 202, and this anti-siphon piece 41 of intaking sets up on the anti-siphon hole 43 of intaking, and this anti-siphon piece 42 of drainage sets up on the anti-siphon hole 44 of drainage. This anti-siphon passageway 4 still includes into water anti-siphon pipeline 45 and drainage anti-siphon pipeline 46, this into water anti-siphon hole 43 and the anti-siphon pipeline 45 intercommunication of intaking, this into water anti-siphon piece 41 sets up in into water anti-siphon pipeline 45 to this into water anti-siphon hole 43 of shutoff. The drain siphon hole 44 communicates with a drain siphon pipe 46, and the drain siphon piece 42 is provided in the drain siphon pipe 46 to block the drain siphon hole 44. Accordingly, the drying device 200 is integrated with the anti-siphon function, and the anti-siphon channel 4 is communicated with the breathing channel 1 through the opened anti-siphon port, namely, the water inlet anti-siphon hole 43 and the water discharge anti-siphon hole 44, and performs gas exchange with the outside of the dishwasher through the vent 201 of the breathing channel 1, thereby realizing the anti-siphon function.
In practical application, the movable baffle 3 switches the conduction between the air guiding channel 2 and the flow changing port 202 and the anti-siphon port or the conduction between the breathing channel 1 and the flow changing port 202 and the anti-siphon port with the on-off of the first fan 21. Because the siphon prevention suction port is arranged adjacent to the flow conversion port 202, that is, the water inlet siphon prevention hole 43 and the water discharge siphon prevention hole 44 are arranged adjacent to the flow conversion port 202, when the dry airflow generated by the first fan 21 flows into the breathing passage 1 from the air guide passage 2 and enters the flow conversion port 202, the water inlet siphon prevention hole 43 and the water discharge siphon prevention hole 44 arranged adjacent to the flow conversion port 202 can be dried, so that the water accumulated on the water inlet siphon prevention hole 43 and the water discharge siphon prevention hole 44 is prevented from adsorbing the water inlet siphon prevention sheet 41 and the water discharge siphon prevention sheet 42, the siphon prevention function is effectively ensured to be kept effective, and the stability of the siphon prevention function is further improved.
In practical application, the water inlet siphon-proof hole 43 and the water discharge siphon-proof hole 44 are close to the flow change port 202, so that air exchange is easily and directly performed to the flow change port 202 during siphon-proof air exchange, the flow change port 202 is communicated with the inner container 100, and when the dishwasher works, the door body of the dishwasher seals the inner container 100, so that the inner container 100 cannot be communicated with the outside, and the siphon-proof effect is reduced or fails. Therefore, referring to fig. 4 and 5, the drying device 200 is further provided with a flow restriction plate 5 for restricting the flow direction of the air flow, and the flow restriction plate 5 is disposed between the anti-siphon port and the flow conversion port 202, i.e., between the inlet anti-siphon hole 43 and the drain anti-siphon hole 44 and the flow conversion port 202. The intersection G of the air guiding channel 2 and the breathing channel 1 is disposed above the flow exchanging port 202, the upper end of the restrictor plate 5 is provided with a flow guiding gap 51 communicated with the intersection G, and the height of the flow guiding gap 51 is higher than that of the flow exchanging port 202. The intake siphon-proof hole 43 and the drain siphon-proof hole 44 can only ventilate to the vent 201 at the other end of the breathing passage 1 through the diversion notch 51, so as to ensure that the siphon-proof function is kept effective. In addition, the flow restriction plate 5 can also play a role in guiding flow, and shields the water inlet anti-siphon hole 43 and the water discharge anti-siphon hole 44, so that most of the dry air conveyed from the air guide channel 2 is guided to the flow change port 202, thereby effectively reducing the dry air flow loss and improving the flow guide effect.
In another embodiment of the present application, the structure of the anti-siphon channel 4 is optimized, and referring to fig. 3, 4 and 6, a first drain opening 461 and a second drain opening 462 are formed in the drain anti-siphon pipe 46 of the anti-siphon channel 4, the first drain opening 461 is communicated with the drain pipe of the dishwasher, and the second drain opening 462 is communicated with the cup of the dishwasher through a connecting pipe. To prevent the water from the outer discharge pipe from flowing back into the anti-siphon drain 46 through the first discharge port 461 and flowing back into the cup through the second discharge port 462. The second water outlet 462 is provided with a check mechanism for blocking the poured water, the check mechanism comprises a check sheet 47 and a limit plate 48 for enclosing the second water outlet 462, the limit plate 48 is provided with a water through hole 481, and the limit plate 48 is provided with a convex ring 482 arranged around the periphery of the water through hole 481. The check piece 47 is preferably an elastic piece capable of elastically restoring, and the check piece 47 is disposed on the upper surface of the stopper plate 48 and covers the convex ring 482. In practical applications, when the cup of the dishwasher is drained, the drained water flows into the drain anti-siphon pipe 46 from the second drain port 462 and rushes the check piece 47 from the water through hole 481; then, the exhaust pipe is discharged from the first exhaust port 461 through the exhaust anti-siphon pipe 46. If the water flows backwards from the first water outlet 461, the water is blocked by the check sheet 47, so that the backflow preventing effect is effectively achieved.
In another embodiment of the present application, the structure of the air guiding channel 2 is optimized, please refer to fig. 3 and fig. 4, a heating device 25 is further disposed in the air guiding channel 2, and the heating device 25 preferably adopts a PTC heater. The heating device 25 is located at the output end of the first fan 21, so that the drying airflow generated by the first fan 21 is heated to form a drying hot airflow, thereby effectively improving the drying effect on the tableware in the inner container 100. Wherein, this air guide channel 2's interior diapire is equipped with water conservancy diversion inclined plane 26, and this water conservancy diversion inclined plane 26 sets up from the junction G slope of heating device 25 to air guide channel 2 and breathing passageway 1, is favorable to leading the ponding that will permeate in the air guide channel 2 toward changing the mouth of a river 202, avoids heating device 25 and first fan 21 to suffer the risk of wading effectively.
Because the intersection G of the air guide channel 2 and the breathing channel 1 in the drying device 200 forms a cavity structure, the structural strength of the part is weak. Therefore, referring to fig. 3, fig. 4 and fig. 5, a plurality of support ribs 203 are disposed at the intersection G of the air guiding channel 2 and the breathing channel 1, and the plurality of support ribs 203 and the moving track of the movable baffle 3 are arranged in an avoiding manner. Can enough improve the structural strength at this position, can cooperate the motion trail of adjustable fender 3 again, let this brace rod 203 dodge with the motion trail of adjustable fender 3 and set up to avoid blockking the motion of opening and shutting of adjustable fender 3, ensure effectively that the breathing of dish washer and drying function can normally switch, improve the function conversion stability of dish washer.
Referring to fig. 3 and 4, a water returning plate 204 is further disposed at the bottom side of the flow conversion port 202 in the drying device 200, and the water returning plate 204 is an arc-shaped plate matched with the bottom side of the flow conversion port 202 in contour, so as to guide water splashed from the flow conversion port 202 back into the flow conversion port 202, and effectively reduce water accumulated in the drying device 200.
In the prior art dishwasher having a respirator, the hot and humid air discharged from the respirator is blocked by the housing of the dishwasher, so that the air with a relatively high humidity enters the base of the dishwasher, and adversely affects the electrical devices arranged in the base. In the case of an embedded dishwasher, the dishwasher is embedded in a cabinet, and the other part of air with high humidity is easy to deform or mold the wooden cabinet, which affects the installation environment of the dishwasher. To this end, in another embodiment of the present application, the structure of the condensing unit 300 is optimized, and referring to fig. 1, 2 and 7, the dishwasher further includes a base 400 disposed at the bottom of the inner container 100, and the front end of the base 400 is provided with a steam outlet 401. A condensation channel 6 and a second fan 61 are arranged in the condensation device 300, and the condensation channel 6 is vertically arranged on the side part of the inner container 100 and extends towards the base 400; the upper end of the condensation channel 6 is provided with an input port 60 communicated with the air outlet 102 of the inner container 100, and the lower end of the condensation channel 6 is communicated with an exhaust port 401 of the base 400; the second fan 61 is disposed in the condensation channel 6, and an output end of the second fan 61 is connected to the steam outlet 401 of the base 400. The second fan 61 is used to discharge the damp and hot air from the steam outlet 401 at the front end of the base 400 to the outside of the dishwasher, so as to prevent the damp and hot air from entering the base 400 and affecting the electric devices inside the base 400. Especially for the embedded dish washer, the dish washer is embedded in the cabinet, because the steam outlet 401 is arranged at the front end of the base 400, the damp and hot air can be discharged out of the cabinet, the influence of the damp and hot air on the cabinet is avoided, and the steam discharging effect is effectively improved.
To address the issue of condensate disposal within the condensing unit 300. Referring to fig. 1 and 7, the condensing channel 6 is uniformly distributed with a plurality of condensing columns 62, the plurality of condensing columns 62 may preferably form a dot array in the condensing channel 6, and in combination with the condensing channel 6 preferably arranged in a serpentine channel, the condensing column can effectively collect and guide the condensed water in the condensing device 300 to the bottom of the condensing channel 6. In addition, the bottom of the condensing channel 6 is provided with a return hole 63, a guide rib 64 for guiding condensed water to the return hole 63 is further arranged in the condensing channel 6, the side wall of the inner container 100 is provided with a return hole 103 communicated with the return hole 63, and the condensed water in the condensing device 300 is guided back to the inner container 100, so that the water liquid is effectively prevented from permeating the second fan 61 positioned at the bottom of the condensing channel 6, and the wading risk of the second fan 61 is effectively eliminated. The aperture of the water return hole 103 of the inner container 100 is smaller than that of the air outlet 102 of the inner container 100, so that the water return hole 103 is smaller than the air outlet 102, and the loss of the dry air flow entering the inner container 100 can be effectively reduced.
In addition, referring to fig. 7, the flow guiding rib 64 in the condensing channel 6 includes a first guiding rib 641 and a second guiding rib 642, and the first guiding rib 641 is located above the second guiding rib 642 for guiding the condensed water flowing down from the upper condensing column 62 to the second guiding rib 642. The end of the second guiding rib 642 extends to the top of the channel opening of the second fan 61 arranged at the bottom of the condensation channel 6, so that the condensed water can be effectively prevented from flowing onto the second fan 61, and the wading risk of the second fan 61 is eliminated.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A dish washing machine comprises a liner, a drying device and a condensing device, and is characterized in that the two opposite sides of the liner are respectively provided with an air inlet and an air outlet, the drying device is connected with the air inlet of the liner, and the condensing device is connected with the air outlet of the liner; the drying device is provided with an air vent and a flow conversion port communicated with the air inlet, and the air vent is communicated with the outside of the dishwasher; a breathing channel and an air guide channel which are communicated are arranged in the drying device, and two ends of the breathing channel are respectively communicated with the flow exchanging port and the air vent; the air guide channel is internally provided with a first fan, a movable baffle is arranged at the intersection of the air guide channel and the breathing channel, and the movable baffle is opened and closed along with the first fan so as to switch the conduction of the air guide channel or the breathing channel and the flow changing port.
2. The dishwasher of claim 1, wherein: be equipped with the division board in the breathing passageway, the division board will the breathing passageway is separated into and is had the arc pipeline that middle part pipeline section height both ends pipeline section is low, the one end pipeline section of breathing passageway with the blow vent intercommunication, the other end pipeline section of breathing passageway respectively with trade the mouth and reach the wind-guiding passageway intercommunication.
3. The dishwasher of claim 2, wherein: the partition plate is provided with a first stop rib, a rotating shaft and a second stop rib are arranged in a channel opening at the intersection of the air guide channel and the breathing channel, the rotating shaft is arranged on the upper side of the channel opening, and the second stop rib is arranged on the lower side of the channel opening; one end of the movable baffle is sleeved with the rotating shaft, and the other end of the movable baffle is a movable end which is stopped on the second stopping rib under the action of gravity; the movable end of the movable baffle is pushed by wind power generated by the first fan to move and is stopped on the first stopping rib of the partition plate.
4. The dishwasher of claim 3, wherein: the wind guide channel is characterized in that a guide rib extending to the upper portion of the rotating shaft is arranged on the inner top wall of the wind guide channel, and the guide rib is obliquely arranged towards the first stop rib.
5. The dishwasher of claim 1, wherein: the drying device also comprises an anti-siphon channel and an anti-siphon plugging piece arranged in the anti-siphon channel, wherein the anti-siphon channel is provided with an anti-siphon suction port communicated with the breathing channel, the anti-siphon suction port is adjacent to the converter port, and the anti-siphon plugging piece is arranged on the anti-siphon suction port; the movable baffle is opened or closed along with the first fan so as to switch the conduction of the air guide channel or the breathing channel, the flow changing port and the siphon prevention port.
6. The dishwasher of claim 5, wherein: a flow limiting plate for limiting the flow direction of the air flow is further arranged in the drying device and arranged between the anti-siphon port and the converter port; the intersection of the air guide channel and the breathing channel is arranged above the flow change port, the upper end of the flow limiting plate is provided with a flow guide notch communicated with the intersection, and the flow guide notch is higher than the flow change port.
7. The dishwasher of claim 1, wherein: a heating device is also arranged in the air guide channel and is positioned at the output end of the first fan; the inner bottom wall of the air guide channel is provided with a flow guide inclined plane, and the flow guide inclined plane is obliquely arranged from the heating device to the intersection of the air guide channel and the breathing channel.
8. The dishwasher of claim 1, wherein: a plurality of supporting ribs are arranged at the intersection of the air guide channel and the breathing channel, and the plurality of supporting ribs and the movement track of the movable baffle are arranged in an avoiding manner; the drying device is also internally provided with a water return plate positioned at the bottom side of the flow changing port, and the water return plate is an arc-shaped plate matched with the profile of the bottom side of the flow changing port.
9. The dishwasher according to any one of claims 1 to 8, wherein: the dishwasher also comprises a base arranged at the bottom of the inner container, and the front end of the base is provided with a steam outlet; a condensation channel and a second fan are arranged in the condensation device, and the condensation channel is vertically arranged on the side part of the inner container and extends towards the base; an input port communicated with the air outlet of the inner container is arranged at the upper end of the condensation channel, and the lower end of the condensation channel is communicated with the steam outlet of the base; the second fan is arranged in the condensation channel, and the output end of the second fan is connected with the steam exhaust port of the base.
10. The dishwasher of claim 9, wherein: the condensation channel is a serpentine pipeline, and a plurality of condensation columns are uniformly distributed in the condensation channel; a backflow hole is formed in the condensation channel, a water return hole with the aperture smaller than that of the air outlet is formed in the side wall of the inner container, and the water return hole is communicated with the backflow hole; and a flow guide rib for guiding the condensed water to the reflux hole is also arranged in the condensation channel.
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CN202110047854.5A CN112890712A (en) | 2021-01-14 | 2021-01-14 | Dish washing machine |
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CN202110047854.5A CN112890712A (en) | 2021-01-14 | 2021-01-14 | Dish washing machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023207143A1 (en) * | 2022-04-25 | 2023-11-02 | 珠海格力电器股份有限公司 | Respirator and dishwasher |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2023207143A1 (en) * | 2022-04-25 | 2023-11-02 | 珠海格力电器股份有限公司 | Respirator and dishwasher |
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