CN112111914A - Double-layer drying filter screen structure and drum washing machine - Google Patents
Double-layer drying filter screen structure and drum washing machine Download PDFInfo
- Publication number
- CN112111914A CN112111914A CN201910532956.9A CN201910532956A CN112111914A CN 112111914 A CN112111914 A CN 112111914A CN 201910532956 A CN201910532956 A CN 201910532956A CN 112111914 A CN112111914 A CN 112111914A
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- filter screen
- arc
- double
- plane
- washing machine
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F25/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry and having further drying means, e.g. using hot air
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/22—Lint collecting arrangements
Abstract
The utility model provides a double-deck stoving filter screen structure, sets up in the transition passageway that washing machine urceolus and drying apparatus are connected, includes a plane filter screen and an arc filter screen, and the plane filter screen is located arc filter screen's perpendicular top department, and the plane filter screen setting is in the transition passageway, and the laminating of arc filter screen sets up on the lateral wall of washing machine urceolus, constitute contained angle alpha between the axis of arc filter screen and the axis of plane filter screen. The arc-shaped filter screen can be attached to the wall of the outer cylinder and used in cooperation with the plane filter screen, so that the double-filtering function of the flock is realized, and meanwhile, the filter screen can be cleaned in a washing state of the drum washing machine, so that the drying effect is ensured.
Description
Technical Field
The invention relates to the technical field of full-automatic drum washing machines, in particular to a double-layer drying filter screen structure and a drum washing machine.
Background
The washing and drying integrated machine of the ultrathin type in the current market needs to be additionally provided with a filter screen at the connecting part of the dryer and the outer cylinder because of no condenser, so that the fire hidden trouble of fluff combustion caused by excessive fluff on clothes entering the dryer is prevented.
The conventional filter screen 1 has a planar structure, which is shown in fig. 1, and has a mesh structure in the middle. Referring to fig. 2, a transition channel 3 connected with a dryer is arranged on the side wall of the outer cylinder 2, a filter screen 1 is arranged in the transition channel 3, a flock flushing part 4 is arranged vertically above the filter screen 1, and a rubber hose 5 is communicated between the filter screen 1 and the flock flushing part 4 in order to ensure that flushing water can completely act on the filter screen 1. In the drying process, hot air and the flock enter the dryer from the cylinder, the filter screen 1 intercepts part of the flock and accumulates on the filter screen 1, and the flock flushing piece 4 washes the flock on the filter screen 1 by spraying water downwards to realize the cleaning function of the filter screen 1.
However, the aperture of the filter screen hole of the existing filter screen is large, the filtering effect of the flock is not ideal, part of the flock can enter the dryer, and the fire hidden trouble of flock combustion still exists. If the aperture of the filter screen hole of the filter screen is reduced, the flock will be accumulated on the filter screen and block the filter screen, thereby affecting the throughput of the drying air and reducing the drying efficiency of the drum washing machine.
In addition, the filter screen only has the washing operation that the piece was washed to the bits in the stoving process, but can't carry out the washing operation in the washing process, so if the filter screen washs unclean in the stoving process, then produces some influences to next stoving performance.
Based on the problems existing at present, the filter screen of the existing drum-type washing machine is continuously designed into a brand-new structure, so that the filter effect is ensured, and meanwhile, the cleaning effect of the filter screen is further improved.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a dual-layer drying filter structure and a drum washing machine, in which an arc filter of the dual-layer drying filter structure can be attached to a wall of an outer drum and used in cooperation with a planar filter, so as to achieve a double filtering function for lint, and the filter can be cleaned in a washing state of the drum washing machine, thereby ensuring a drying effect.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a double-deck stoving filter screen structure, sets up in the transition passageway that washing machine urceolus and drying apparatus are connected, includes a plane filter screen and an arc filter screen, the plane filter screen is located arc filter screen's perpendicular top department, the plane filter screen sets up in the transition passageway, the laminating of arc filter screen sets up on the lateral wall of washing machine urceolus, constitute contained angle alpha between arc filter screen's the axis and the axis of plane filter screen.
Preferably, the radian of the arc-shaped filter screen is the same as that of the side wall of the outer barrel of the washing machine, the arc-shaped filter screen is obliquely attached to the side wall of the outer barrel of the washing machine and covers the port of the transition channel close to the side wall of the outer barrel of the washing machine, and the plane filter screen is horizontally embedded into the port of the transition channel close to the dryer.
Preferably, a plurality of connecting rods extend downwards from the outer edge of the plane filter screen, and the other ends of the connecting rods are connected with the outer edge of the arc filter screen.
Preferably, the plane filter screen, the connecting rod and the arc filter screen are of an integrated structure.
Preferably, the plane filter screen and the connecting rod are of an integral structure, and the other end of the connecting rod is abutted to the outer edge of the arc filter screen.
Preferably, an included angle α formed between the axis of the arc-shaped filter screen and the axis of the plane filter screen is an obtuse angle.
Preferably, the aperture of the plane filter screen filtering hole is smaller than or equal to the aperture of the arc filter screen filtering hole.
Preferably, a projected area of the arc-shaped screen filtering hole in the vertical direction is equal to a cross-sectional area of the plane screen filtering hole.
Meanwhile, the invention also provides a drum washing machine, which comprises the double-layer drying filter screen structure.
Compared with the prior art, the double-layer drying filter screen structure provided by the invention has the advantages that the radian of the arc-shaped filter screen is consistent with that of the side wall of the outer barrel, the arc-shaped filter screen is tightly attached to the side wall of the outer barrel, and the double-layer drying filter screen structure is formed by the arc-shaped filter screen at the lower part and the plane filter screen at the upper part, so that the filtering effect of flock is further improved, meanwhile, the flock remained on the arc-shaped filter screen can be washed away by water in the washing process of the washing machine, the arc-shaped filter screen has a self-cleaning function.
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 diagram of a prior art screen configuration;
FIG. 2 is a schematic view of the assembly between the strainer and the tub of the washing machine;
FIG. 3 is a schematic structural view of a double-layer drying screen structure according to the present invention;
FIG. 4 is a schematic view of the assembly between a dual-layer drying screen structure and the outer tub of the washing machine according to the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
FIG. 6 is a schematic cross-sectional view of portion A of FIG. 4;
fig. 7 is a cleaning schematic diagram of a double-layer drying filter screen structure provided by the invention in a washing state of a washing machine.
Reference numerals and component parts description referred to in the drawings:
1. filtering with a screen; 2. an outer cylinder; 3. a transition passage; 4. a flock flushing member; 5. a rubber hose; 6. a planar filter screen; 7. an arc-shaped filter screen; 8. a connecting rod.
Detailed Description
At present, the diameter of a filter mesh adopted by the drum washing machine integrating drying and washing is larger, the filtering effect of the flock is not ideal, part of the flock can enter a dryer, and the hidden danger of ignition of the burning of the flock exists. If the aperture of the filter screen hole of the filter screen is reduced, the flock will be accumulated on the filter screen and block the filter screen, thereby affecting the throughput of the drying air and reducing the drying efficiency of the drum washing machine. Furthermore, the filter screen only has the washing operation that the piece was washed to the bits in the stoving process, but can't carry out the washing operation in the washing process, so if the filter screen washs unclean in the stoving process, then produces some influences to next stoving performance.
In order to solve the problems, the invention provides a double-layer drying filter screen structure, which is provided with an arc filter screen capable of being attached to the wall of an outer cylinder and matched with a plane filter screen for use, so that a double-filtering function of flock is realized, and the filter screen can be cleaned in a washing state of a drum washing machine, so that the drying effect is ensured.
The technical solution of the present invention will be clearly and completely described by the following detailed description. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 3 to 6, a double-layer drying filter screen structure is arranged in a transition passage 3 connecting a washing machine outer cylinder 2 and a dryer, and has the same arrangement position as the existing filter screen.
Specifically, the double-layer drying filter screen structure comprises a plane filter screen 6 and an arc filter screen 7. Wherein, the plane filter screen 6 is positioned at the vertical upper part of the arc filter screen 7, the plane filter screen 6 is arranged in the transition channel 3, and the arc filter screen 7 is attached to the side wall of the washing machine outer barrel 2.
In order to achieve perfect fit of the arc-shaped filter screen 7 and the side wall of the outer barrel 2 of the drum-type washing machine, the radian of the arc-shaped filter screen 7 is designed to be consistent with that of the side wall of the outer barrel 2 of the drum-type washing machine, and meanwhile, the arc-shaped filter screen 7 is obliquely fitted on the side wall of the outer barrel 2 of the washing machine and covers a port of the transition channel 3 close to the side wall of the outer barrel 2 of the washing. And the plane filter screen 6 is horizontally embedded at the port of the transition channel 3 close to the dryer, so that the double-layer filtering purpose of the flock is realized by the arrangement mode. According to the arrangement mode of the arc-shaped filter screen 7 and the plane filter screen 6, an included angle alpha is formed between the axis of the arc-shaped filter screen 7 and the axis of the plane filter screen 6, and the included angle alpha is the optimal obtuse angle.
When this filter screen structure possesses double-deck filtering capability, also need further to improve the filter effect, guarantee in the flock can not get into the drying apparatus through double-deck stoving filter screen structure, avoid the existence of conflagration hidden danger. Therefore, the aperture of the filtering hole of the plane filtering net 6 is set to be smaller than or equal to the aperture of the filtering hole of the arc filtering net 7, and further preferably, the projection area of the filtering hole of the arc filtering net 7 in the vertical direction is set to be equal to the cross-sectional area of the filtering hole of the plane filtering net 6.
Secondly, a plurality of connecting rods 8 extend downwards from the outer edge of the plane filter screen 6, and the other ends of the connecting rods 8 are connected with the outer edge of the arc filter screen 7. In order to assemble the double-layer drying filter screen structure with the drum washing machine and the transition channel 3 conveniently, the plane filter screen 6, the connecting rod 8 and the arc filter screen 7 are considered to be arranged into an integral structure, namely, the structure is directly stretched into the transition channel 3 until the arc filter screen 7 is attached to the side wall of the outer barrel 2 of the washing machine, and then the assembly operation is completed.
Certainly also can set up plane filter screen 6 and connecting rod 8 as an organic whole structure, arc filter screen 7 is an individual structure, when the assembly, now stretch into arc filter screen 7 in transition passageway 3 and with the laminating of 2 lateral walls of washing machine urceolus, stretch into transition passageway 3 with plane filter screen 6 and connecting rod 8 afterwards, the other end of connecting rod 8 and the outer fringe department butt of arc filter screen 7, force arc filter screen 7 and 2 lateral walls of washing machine urceolus to keep the laminating state, again with plane filter screen 6 and the 3 gomphosis of filtration passageway, accomplish the assembly operation.
Moreover, when the drum washing machine with the drying and washing function is in a drying working state, the double-layer drying filter screen structure and the conventional filter screen structure adopted at present comprise the cleaning operation of the lint washing piece 4 for cleaning the plane filter screen 6, but the double-layer drying filter screen structure also comprises the cleaning operation for cleaning the arc filter screen 7 in the washing process, as shown in fig. 7, in the washing and dewatering process of the drum washing machine, water in the drum slides along the drum wall (the flowing direction is shown in the direction of an arc arrow in fig. 7), and when water flows through the arc filter screen 7, residual lint on the arc filter screen 7 can be taken away, so that the double-layer drying filter screen structure has a self-cleaning function.
According to the double-layer drying filter screen structure provided by the invention, the radian of the arc filter screen is consistent with that of the side wall of the outer barrel, the arc filter screen is tightly attached to the side wall of the outer barrel, and the double-layer drying filter screen structure is formed by the arc filter screen at the lower part and the plane filter screen at the upper part, so that the filtering effect of flock is further improved, meanwhile, the flock remained on the arc filter screen can be washed away by water in the washing process of the washing machine, the arc filter screen has a self-cleaning function, and the cleaning effect of the filter screen is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides a double-deck stoving filter screen structure, sets up in the transition passageway that washing machine urceolus and drying apparatus are connected, its characterized in that: including a plane filter screen and an arc filter screen, the plane filter screen is located the perpendicular top department of arc filter screen, the plane filter screen sets up in transition channel, the laminating of arc filter screen sets up on the lateral wall of washing machine urceolus, constitute contained angle alpha between the axis of arc filter screen and the axis of plane filter screen.
2. The double-layer drying filter screen structure according to claim 1, characterized in that: the radian of arc filter screen with the radian of washing machine urceolus lateral wall is the same, the lateral wall of arc filter screen slant laminating washing machine urceolus covers the port that the transition passageway is close to washing machine urceolus lateral wall department, the horizontal gomphosis of plane filter screen is in the port that the transition passageway is close to the drying apparatus.
3. The double-layer drying filter screen structure according to claim 1, characterized in that: the outer edge of the plane filter screen extends downwards to form a plurality of connecting rods, and the other ends of the connecting rods are connected with the outer edge of the arc filter screen.
4. The double-layer drying filter screen structure according to claim 3, characterized in that: the plane filter screen, the connecting rod and the arc filter screen are of an integrated structure.
5. The double-layer drying filter screen structure according to claim 3, characterized in that: the plane filter screen and the connecting rod are of an integrated structure, and the other end of the connecting rod is abutted to the outer edge of the arc filter screen.
6. The double-layer drying filter screen structure according to claim 1, characterized in that: and an included angle alpha formed between the axis of the arc-shaped filter screen and the axis of the plane filter screen is an obtuse angle.
7. The double-layer drying filter screen structure according to claim 1, characterized in that: the aperture of the plane filter screen filter hole is smaller than or equal to the aperture of the arc filter screen filter hole.
8. The double-layer drying filter screen structure according to claim 7, characterized in that: the projection area of the arc-shaped filter screen filtering holes in the vertical direction is equal to the cross-sectional area of the plane filter screen filtering holes.
9. A drum washing machine is characterized in that: the double-layer drying filter screen structure comprises the double-layer drying filter screen structure as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532956.9A CN112111914B (en) | 2019-06-19 | 2019-06-19 | Double-layer drying filter screen structure and drum washing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532956.9A CN112111914B (en) | 2019-06-19 | 2019-06-19 | Double-layer drying filter screen structure and drum washing machine |
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| Publication Number | Publication Date |
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| CN112111914A true CN112111914A (en) | 2020-12-22 |
| CN112111914B CN112111914B (en) | 2023-02-17 |
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| CN201910532956.9A Active CN112111914B (en) | 2019-06-19 | 2019-06-19 | Double-layer drying filter screen structure and drum washing machine |
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Cited By (2)
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| WO2023155235A1 (en) * | 2022-02-17 | 2023-08-24 | 惠而浦（中国）股份有限公司 | Air duct connecting pipe for drum washing machine, and washing machine |
| WO2023155234A1 (en) * | 2022-02-17 | 2023-08-24 | 惠而浦（中国）股份有限公司 | Drum washing machine having filtering and self-cleaning functions and cleaning method therefor |
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| WO2023155234A1 (en) * | 2022-02-17 | 2023-08-24 | 惠而浦（中国）股份有限公司 | Drum washing machine having filtering and self-cleaning functions and cleaning method therefor |
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|---|---|
| CN112111914B (en) | 2023-02-17 |
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