CN216919773U

CN216919773U - Filter equipment, stoving wind channel and dryer

Info

Publication number: CN216919773U
Application number: CN202220400554.0U
Authority: CN
Inventors: 姜士杰; 蒋璨; 王瑀宁
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-07-08
Anticipated expiration: 2032-02-24

Abstract

The utility model provides a filtering device, a drying air duct and a clothes dryer, relates to the technical field of clothes dryers, and solves the technical problems that the existing filtering device influences air quantity and reduces drying efficiency; the filtering device comprises a filtering cavity channel communicated with the drying air channel, wherein the filtering cavity channel is provided with an inclined pipe section, condensed water can enter the filtering cavity channel and form a water curtain from top to bottom at the position of the inclined pipe section so as to adsorb solid impurities in air flow passing through the water curtain; the condensed water can enter the filtering cavity channel and form a water curtain from top to bottom at the position of the inclined pipe section, and when airflow flows through the filtering cavity channel under the action of the fan, the airflow passes through the water curtain, so that the condensed water forming the water curtain can adsorb solid impurities in the airflow, and the drying air channel is prevented from being blocked by the solid impurities; and the filter device can reduce the influence on the air speed of the air flow and ensure the drying efficiency of the clothes dryer.

Description

Filter equipment, stoving wind channel and dryer

Technical Field

The utility model relates to the technical field of clothes dryers, in particular to a filtering device, a drying air duct and a clothes dryer.

Background

In the prior art, after clothes are washed, the clothes dryer can directly dry in the roller. Moist air in the roller enters the drying channel under the action of the fan, is dried by the heating device in the drying air channel and then enters the roller again to continuously take away moisture on clothes; the damp air often carries the flock on the clothes to enter the drying air duct, and the drying air duct is easily blocked.

The applicant has found that the prior art has at least the following technical problems: in the prior art, structures such as a filter screen and the like are usually added in a drying air duct to filter the lint carried by air holes, but the filter structures such as the filter screen and the like can influence the air speed and reduce the drying efficiency of the clothes dryer; and the effect of adsorbing impurities is unsatisfactory, which affects the user experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filtering device, a drying air duct and a clothes dryer, and aims to solve the technical problems that the existing filtering device influences air quantity and reduces drying efficiency in the prior art; the technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.

In order to realize the purpose, the utility model provides the following technical scheme:

the utility model provides a filtering device which comprises a filtering cavity channel communicated with a drying air channel, wherein the filtering cavity channel is provided with an inclined pipe section, condensed water can enter the filtering cavity channel and form a water curtain from top to bottom at the position of the inclined pipe section, and the water curtain is used for adsorbing solid impurities in air flow passing through the water curtain.

Preferably, the filtering cavity channel comprises a water inlet section, a water inlet is arranged on the water inlet section, the water inlet section is obliquely arranged, and the water inlet is arranged at the upper end of the water inlet section and extends to the lower part of the heating device in the machine body.

Preferably, the filtering cavity comprises a vertical pipe section positioned between the water inlet section and the inclined pipe section, and the water inlet section and the inclined pipe section are positioned on different sides of the vertical pipe section, so that condensed water is sprayed from the inner wall of one side of the inclined pipe section to the inner wall of the other side of the inclined pipe section, and the water curtain is formed.

Preferably, the filtering cavity channel comprises a water accumulation section, the water accumulation section is positioned at the bottom of the filtering cavity channel and is communicated with the air inlet side of the inclined pipe section, and condensed water accumulated in the water accumulation section can contact with air flow flowing through the section, so that solid impurities in the air flow are adsorbed.

Preferably, a water outlet is formed in the filtering cavity channel and communicated with one end, away from the inclined pipe section, of the water accumulating section.

Preferably, the water accumulation section is a horizontal pipe section, and the position of the water outlet is lower than the positions of the water accumulation section and other pipe sections.

Preferably, the filtering cavity is provided with an air inlet and an air outlet, wherein:

the air inlet is communicated with the bottom of the outer barrel, the air outlet is positioned at the upper end of the filtering cavity channel, and the upper end of the filtering cavity channel extends to the air inlet side of the heating device so that air flows from bottom to top.

Preferably, filter the chamber and say including air inlet section and ponding section, the air inlet section is located filter the bottom that the chamber was said and communicate with the bottom of urceolus, the air inlet port and the air-out port of ponding section respectively with the air inlet section with slope pipe section intercommunication, the air inlet section at least with the pipe section that the ponding section is connected compares in ponding section slope sets up to the air current that makes it of flowing through forms the vortex.

The embodiment also provides a drying air duct which comprises the filtering device.

The embodiment also provides a clothes dryer which comprises the drying air duct.

Preferably, the clothes dryer further comprises an outer barrel, the filtering device is communicated with the bottom of the outer barrel, a baffle assembly is arranged between the outer barrel and the air inlet end of the filtering device, and the baffle assembly has a closing state for shielding the air inlet end and an opening state for opening the air inlet end.

Compared with the prior art, the filtering device, the drying air duct and the clothes dryer provided by the utility model have the following beneficial effects: the air is heated by a heating device in the clothes dryer, moisture in the air is evaporated, condensed water is formed at the evaporated part, the condensed water can enter a filtering cavity channel and form a water curtain from top to bottom at the position of an inclined pipe section, and when air flows through the filtering cavity channel under the action of a fan, the air passes through the water curtain, so that the condensed water forming the water curtain can adsorb solid impurities in the air flow, and the solid impurities are prevented from blocking a drying air channel; and the filter device can reduce the influence on the air speed of the air flow and ensure the drying efficiency of the clothes dryer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a part of the structure of the clothes dryer with the drying air duct;

FIG. 2 is a schematic view of the construction of the filter apparatus of the present invention;

fig. 3 is a schematic structural view of a baffle assembly.

In the figure 1, a filtering cavity; 11. an inclined tube section; 12. a water accumulation section; 13. a water inlet section; 14. an air inlet section; 15. a vertical pipe section; 101. a water inlet; 102. a water outlet; 103. an air inlet; 104. an air outlet; 2. an outer cylinder; 3. a heating device; 4. a baffle assembly; 41. a baffle plate; 42. a motor; 43. a rotating shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "height", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "side", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a filtering device, a drying air duct and a clothes dryer, which can adsorb solid impurities in air flow and prevent the solid impurities from blocking the drying air duct; and the influence on the air speed of the air flow is reduced, and the drying efficiency of the clothes dryer is ensured.

The technical solution provided by the present invention is explained in more detail below with reference to fig. 1 to 3.

Example one

As shown in fig. 1 and 2, the solid arrow direction in fig. 2 indicates the flow direction of the condensed water, and the dotted arrow direction indicates the flow direction of the air flow; the embodiment provides a filtering device, which comprises a filtering cavity channel 1 communicated with a drying air channel, wherein the filtering cavity channel 1 is provided with an inclined pipe section 11, condensed water can enter the filtering cavity channel 1 and form a water curtain from top to bottom at the position of the inclined pipe section 11 so as to adsorb solid impurities in air flow passing through the water curtain.

Because the filtering cavity channel 1 is communicated with the drying air channel, air flow can flow through the filtering cavity channel 1 under the action of the fan.

According to the filtering device of the embodiment, air is heated by the heating device 3 in the clothes dryer, moisture in the air is evaporated, condensed water is formed at the rear part of the evaporation, the condensed water can enter the filtering cavity channel 1 and form a water curtain from top to bottom at the position of the inclined pipe section 11, and when air flows through the filtering cavity channel 1 under the action of the fan, the air passes through the water curtain, so that the water curtain can adsorb solid impurities in the air flow, and the drying air channel is prevented from being blocked by the solid impurities; and the filter device can reduce the influence on the air speed of the air flow and ensure the drying efficiency of the clothes dryer.

As an alternative embodiment, referring to fig. 2, the filtering channel 1 of the present embodiment includes a water inlet section 13, a water inlet 101 is disposed on the water inlet section 13, the water inlet section 13 is disposed in an inclined manner, and the water inlet 101 is disposed at an upper end of the water inlet section 13 and extends to a position below the heating device 3 in the body.

The water inlet section 13 is used for receiving condensed water and guiding the condensed water to the interior of the filtering cavity channel 1. Because the moisture carried by the air after being heated by the heating device 3 is evaporated, the water vapor is easy to form condensed water in the dryer body, in this embodiment, the water inlet section 13 is obliquely arranged from bottom to top along the direction close to the heating device 3, so that the water inlet 101 is convenient to receive the condensed water.

As an alternative embodiment, referring to fig. 2, the filtering channel 1 includes a vertical pipe section 15 between the water inlet section 13 and the inclined pipe section 11, and the water inlet section 13 and the inclined pipe section 11 are located at opposite sides of the vertical pipe section 15, so that the condensed water is sprayed from one inner wall of the inclined pipe section 11 to the other inner wall, thereby forming a water curtain.

Referring to fig. 2, the solid arrow direction in fig. 2 indicates the flow direction of the condensed water. The condensed water enters the water inlet section 13 and the vertical pipe section 15 from the water inlet 101 in sequence, most of the condensed water flows through the inner wall of the vertical pipe which is away from one side of the water inlet section 13 along the inner wall of the water inlet section 13, as shown in fig. 2, when the condensed water flows through the inclined pipe section 11, the inclined pipe inclines from top to bottom in the direction away from the water inlet section 13, so that the condensed water flows from top to bottom under the action of gravity, and a water curtain which is sprayed from the inner wall of one side of the inclined pipe section 11 to the inner wall of the other side is formed. When the air flow flows from bottom to top under the action of a fan (not shown in the figure), the air flow can pass through the water curtain to form a water curtain of condensed water to adsorb solid-state magazines in the air flow, and then the filtering effect is achieved.

The structure can facilitate the formation of a water curtain which washes the inner wall of the inclined pipe section 11 from top to bottom, and facilitates the adsorption of solid impurities in the airflow.

As an alternative embodiment, referring to fig. 2, the filtering cavity 1 in this embodiment includes a water accumulating section 12, the water accumulating section 12 is located at the bottom of the filtering cavity 1 and is communicated with the air inlet side of the inclined pipe section 11, and condensed water accumulated in the water accumulating section 12 can contact with the air flow flowing through the section, so as to adsorb solid impurities in the air flow.

The water accumulation section 12 is used for accumulating part of condensed water, so that the air flow can be contacted with the condensed water accumulated in the water accumulation section 12 when flowing through the water accumulation section 12 under the action of the fan, thereby adsorbing solid impurities in the air flow and improving the filtering effect.

As an alternative embodiment, referring to fig. 1 and fig. 2, the filtering channel 1 of the present embodiment is provided with a water outlet 102, and the water outlet 102 is communicated with an end of the water accumulation section 12 facing away from the inclined pipe section 11.

The water outlet 102 is connected to a drain line for draining water out of the dryer body. The water outlet 102 is communicated with one end of the water accumulation section 12, which is far away from the inclined pipe section 11, so that the flow path of the condensed water can be prolonged, the contact area of the air flow and the condensed water is increased, and the filtering effect is improved.

Alternatively, the water outlet 102 communicates with the outer tube 2, and water is discharged through a water outlet in the outer tube 2.

As an alternative embodiment, referring to FIG. 2, the water accumulation section 12 of the present embodiment is a horizontal pipe section, and the position of the water outlet 102 is lower than the position of the water accumulation section 12 connected with other pipe sections.

As shown in fig. 2, the position of the horizontal dotted line in fig. 2 represents the level of the condensed water in the water accumulation section 12, and when the liquid level reaches the height of the dotted line, the condensed water flows out from the water outlet 102, so that the liquid level is kept constant, and the filtering effect is ensured.

As an alternative embodiment, referring to fig. 1 and fig. 2, the filtering channel 1 is provided with an air inlet 103 and an air outlet 104, wherein: the air inlet 103 is communicated with the bottom of the outer barrel 2, the air outlet 104 is positioned at the upper end of the filtering cavity channel 1, and the upper end of the filtering cavity channel 1 extends to the air inlet side of the heating device 3, so that air flow flows from bottom to top.

Referring to fig. 1, the air flow is heated by the heating device 3 to form dry and hot air, the dry and hot air flows downwards to exchange heat with moisture in the clothes in the inner barrel, so that the moisture in the clothes is evaporated, then the air flow flows into the filtering cavity channel 1 through the bottom of the outer barrel 2 and the air inlet 103, sequentially passes through the water accumulation section 12 and the inclined pipe section 11 in the filtering cavity channel 1, is contacted with condensed water in the water accumulation section 12, is subjected to first filtering of solid impurities, passes through the water curtain, is subjected to second filtering of the solid impurities, and the filtering effect is improved. Then, the air flows to the air inlet side of the heating device 3 through the air outlet 104, and is continuously heated.

The air inlet 103 of the filtering cavity 1 is arranged, so that the heat exchange between air flow and clothes in the inner barrel is not influenced, and the drying efficiency and the drying effect are ensured.

As an optional implementation manner, referring to fig. 2, the filtering cavity 1 in this embodiment includes an air inlet section 14, the air inlet section 14 is located at the bottom of the filtering cavity 1 and is communicated with the bottom of the outer cylinder 2, an air inlet port and an air outlet port of the water accumulating section 12 are respectively communicated with the air inlet section 14 and the inclined pipe section 11, and at least a pipe section of the air inlet section 14 connected to the water accumulating section 12 is inclined with respect to the water accumulating section 12, so that the airflow flowing through the air inlet section forms a vortex.

Above-mentioned air inlet section 14 is located between air intake 103 and ponding section 12, and because the pipeline section of air inlet section 14 at least being connected with ponding section 12 sets up in ponding section 12 slope relatively, can make the air current of air current between air inlet section 14 and ponding section 12 form the vortex, like this to the air current that the vortex form exists, can increase the area of contact with the comdenstion water, improve the adsorption effect of comdenstion water to solid-state magazine.

In the filtering apparatus of this embodiment, referring to fig. 1 and fig. 2, the condensed water flows through the water inlet 101, the water inlet section 13, the vertical pipe section 15, the inclined pipe section 11 and the water accumulation section 12 in sequence, and flows out from the water outlet 102; the air current flows through the bottom of the outer barrel 2 from the air inlet 103, sequentially flows through the air inlet section 14, the water accumulation section 12, the inclined pipe section 11 and the vertical pipe section 15, and flows into the air inlet side of the heating device 3 through the air outlet 104 at the upper end of the filtering cavity channel 1. Wherein, the air current forms the vortex when passing through between air inlet section 14 and ponding section 12, can increase with the area of contact of comdenstion water, the air current contacts with the comdenstion water in the ponding section 12, carries out solid-state impurity's first filtration. When flowing through the inclined pipe section 11, the airflow passes through the water curtain to carry out secondary filtration of solid impurities, so that the filtration effect is improved; and the air speed in the drying air duct is not influenced, and the drying effect is ensured.

Example two

Referring to fig. 1 and 2, the present embodiment provides a drying air duct including the above-mentioned filtering device.

The drying air channel with the filtering device can adsorb solid impurities in air flow by utilizing a water curtain formed by condensed water in the inclined pipe section 11, and meanwhile, the air speed in the drying air channel is not influenced.

EXAMPLE III

Referring to fig. 1, the present embodiment provides a clothes dryer including the above drying duct.

The dryer may include a dryer having only a drying function or a washing and drying all-in-one machine having a washing function. The drying air channel with the filtering device can adsorb solid impurities in air flow by utilizing a water curtain formed by condensed water in the inclined pipe section 11, and meanwhile, the air speed in the drying air channel is not influenced, so that the drying efficiency of the clothes dryer is ensured.

As an alternative embodiment, referring to fig. 1, the clothes dryer further includes an outer tub 2, the filter device is communicated with the bottom of the outer tub 2, a baffle assembly 4 is disposed between the outer tub 2 and the air inlet end of the filter device, and the baffle assembly 4 has a closed state for shielding the air inlet end and an open state for opening the air inlet end.

When the baffle component 4 shields the air inlet end, the washing water in the outer barrel 2 can be prevented from entering the filtering cavity channel 1 to pollute the filtering cavity channel 1; when the filter is in a drying mode, the baffle component 4 opens the air inlet end of the filter cavity 1, namely, the air inlet 103 is opened, and air flow can enter the filter cavity 1 from the bottom of the outer barrel 2 through the air inlet 103 under the action of the fan to be filtered.

Referring to fig. 3, in this embodiment, a specific implementation of the baffle plate assembly 4 is provided, a rotating shaft 43 is disposed on one side of the baffle plate 41, the rotating shaft 43 on the baffle plate 41 is in transmission connection with an output shaft of the motor 42, the motor 42 can drive the rotating shaft 43 and the baffle plate 41 to rotate when rotating, and the baffle plate 41 can close the air inlet 103 of the filter cavity channel 1 and open the air inlet 103 of the filter cavity channel 1 during the rotation process.

Alternatively, the baffle plate assembly 4 may also be implemented in a manner commonly known in the art, and will not be described herein.

The particular features, structures, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.

In the description of the specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A filtering device is characterized by comprising a filtering cavity channel (1) communicated with a drying air channel, wherein the filtering cavity channel (1) is provided with an inclined pipe section (11), condensed water can enter the filtering cavity channel (1) and form a water curtain from top to bottom at the position of the inclined pipe section (11) so as to adsorb solid impurities in air flow passing through the water curtain.

2. The filtering device according to claim 1, wherein the filtering channel (1) comprises a water inlet section (13), a water inlet (101) is arranged on the water inlet section (13), the water inlet section (13) is obliquely arranged, and the water inlet (101) is arranged at the upper end of the water inlet section (13) and extends to the lower part of the heating device (3) in the machine body.

3. The filtering device according to claim 2, characterized in that said filtering channel (1) comprises a vertical pipe section (15) located between said water inlet section (13) and said inclined pipe section (11), said water inlet section (13) and said inclined pipe section (11) being located on opposite sides of said vertical pipe section (15) so that the condensed water is sprayed from one inner wall of said inclined pipe section (11) to the other, thereby forming said water curtain.

4. The filtering device according to claim 1, characterized in that the filtering cavity (1) comprises a water accumulating section (12), the water accumulating section (12) is positioned at the bottom of the filtering cavity (1) and communicated with the air inlet side of the inclined pipe section (11), and condensed water accumulated in the water accumulating section (12) can contact with the air flow flowing through the water accumulating section to adsorb solid impurities in the air flow.

5. The filtering device according to claim 4, characterized in that a water outlet (102) is arranged on the filtering channel (1), and the water outlet (102) is communicated with one end of the water collecting section (12) which is far away from the inclined pipe section (11).

6. A filter device as claimed in claim 5, characterised in that the water-collecting section (12) is a horizontal pipe section and the water outlet (102) is located at a lower level than the position at which the water-collecting section (12) is connected to other pipe sections.

7. The filtering device according to claim 1, characterized in that said filtering channel (1) is provided with an air inlet (103) and an air outlet (104), wherein:

the air inlet (103) is communicated with the bottom of the outer barrel (2), the air outlet (104) is positioned at the upper end of the filtering cavity (1), and the upper end of the filtering cavity (1) extends to the air inlet side of the heating device (3) so as to enable air flow to flow from bottom to top.

8. The filtering device according to claim 1, wherein the filtering cavity (1) comprises an air inlet section (14) and a water accumulation section (12), the air inlet section (14) is located at the bottom of the filtering cavity (1) and is communicated with the bottom of the outer barrel (2), an air inlet port and an air outlet port of the water accumulation section (12) are respectively communicated with the air inlet section (14) and the inclined pipe section (11), and at least the pipe section of the air inlet section (14) connected with the water accumulation section (12) is obliquely arranged compared with the water accumulation section (12) so as to form a vortex for airflow flowing through the air inlet section.

9. A drying air duct, characterized by comprising a filter device according to any one of claims 1 to 8.

10. A clothes dryer comprising the drying duct of claim 9.

11. The clothes dryer of claim 10, further comprising an outer tub (2), wherein the filtering device is communicated with the bottom of the outer tub (2), a baffle assembly (4) is arranged between the outer tub (2) and the air inlet end of the filtering device, and the baffle assembly (4) has a closed state for shielding the air inlet end and an open state for opening the air inlet end.