CN112522929A - Thread scrap cleaning method for electric heating wire of clothes dryer and clothes dryer - Google Patents
Thread scrap cleaning method for electric heating wire of clothes dryer and clothes dryer Download PDFInfo
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- CN112522929A CN112522929A CN201910876663.2A CN201910876663A CN112522929A CN 112522929 A CN112522929 A CN 112522929A CN 201910876663 A CN201910876663 A CN 201910876663A CN 112522929 A CN112522929 A CN 112522929A
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- electric heating
- heating wire
- clothes dryer
- thread
- scraps
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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
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/22—Lint collecting arrangements
-
- 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
- D06F58/26—Heating arrangements, e.g. gas heating equipment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention discloses a method for cleaning thread scraps at an electric heating wire of a clothes dryer and the clothes dryer, and belongs to the technical field of household appliances. The cleaning method provided by the invention comprises the following steps: starting the electric heating wire; the electric heating wire is heated to gradually burn the thread scraps gathered at the electric heating wire; judging whether the burning of the thread scraps is finished; and if the line scraps are burnt, closing the electric heating wire. The high-temperature heat generated by the electric heating wire is used for burning the thread scraps gathered at the electric heating wire, so that the risk of short circuit at the electric heating wire during the subsequent clothes drying procedure is reduced, and the use safety of the clothes dryer is improved. And the thread scraps gathered at the electric heating wire can be cleaned to ensure the smoothness of the air inlet of the air channel, so that the drying efficiency of subsequent clothes drying is ensured. In addition, the cleaning method is beneficial to reducing the labor intensity of the user and improving the use experience of the user. The clothes dryer using the cleaning method has high use safety and high drying efficiency.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a method for cleaning thread scraps at an electric heating wire of a clothes dryer and the clothes dryer.
Background
The clothes dryer is a cleaning type household appliance which instantly evaporates and dries moisture in cleaned clothes by using electric heating. With the improvement of living standard of people, clothes dryers are more and more applied to daily life of people, and especially have higher use frequency in winter in the north and 'back-to-south' in the south. Most of the existing clothes dryers are of a motor heating type, electric heating wires for heating are arranged at air inlets of air ducts of a roller of the clothes dryer, air entering the air ducts is heated by the electric heating wires, and the heated air is used for drying moisture in clothes by distillation.
After the clothes are dried, thread scraps generated by the clothes dryer are extremely easy to accumulate at the position of the electric heating wire, and the inside of the clothes dryer is in a damp and hot environment due to the evaporation of moisture on the clothes, so that the problem of short circuit of the electric heating wire can be caused by the thread scraps accumulated at the position of the electric heating wire, and the drying efficiency can be greatly reduced.
How to put forward a method that can realize clothing dryer electrical heating wire department line bits clearance to reduce the risk of clothing dryer electrical heating wire short circuit, guarantee that drying efficiency is not influenced is the technical problem that needs to solve now urgently.
Disclosure of Invention
The invention aims to provide a method for cleaning thread scraps at an electric heating wire of a clothes dryer, which can reduce the risk of short circuit and avoid the drying efficiency of the clothes dryer from being influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
a thread scrap cleaning method for an electric heating wire of a clothes dryer comprises the following steps:
starting the electric heating wire;
the electric heating wire is heated to gradually burn the thread scraps gathered at the electric heating wire;
judging whether the burning of the thread scraps is finished;
and if the line scraps are burnt, closing the electric heating wire.
Preferably, the step of judging whether the combustion of the lint is completed specifically includes the following steps:
timing the energization time a of the electric heating wire;
and if the electrifying time a of the electric heating wire is more than the preset time A, the line scraps are incinerated.
Preferably, the step of judging whether the combustion of the lint is completed specifically includes the following steps:
detecting the temperature t at the electric heating wire;
and if the temperature T of the electric heating wire is higher than the preset temperature T1, the line scraps are burnt.
Preferably, before the detecting the temperature t at the electric heating wire, the method further comprises the following steps:
and timing the energization time a of the electric heating wire until the energization time a of the electric heating wire reaches a preset time B.
Preferably, the step of judging whether the combustion of the lint is completed specifically includes the following steps:
imaging the electric heating wire by using imaging equipment, and transmitting an obtained image to image analysis equipment;
and the image analysis equipment analyzes the obtained image and judges whether the burning of the thread scraps is finished.
Preferably, before the starting of the electric heating wire, the following steps are further included:
judging whether a roller of the clothes dryer is in a stalling state or not;
and if the roller is in a stop state, the electric heating wire is allowed to be started.
Preferably, before the starting of the electric heating wire, the following steps are further included:
judging whether the drum of the clothes dryer is in an empty drum state or not;
and if the roller is in an empty barrel state, the electric heating wire is allowed to be started.
Preferably, the method further comprises the following steps after the electric heating wire is closed:
the drum of the dryer is started to rotate.
Preferably, the method further comprises the following steps after the starting of the rotation of the drum:
detecting whether the temperature T at the electric heating wire is lower than a preset temperature T2;
and if the temperature T is lower than the preset temperature T2, stopping rotating the roller.
Another object of the present invention is to provide a dryer which is high in safety in use and high in drying efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a clothes dryer using the method for cleaning thread scraps at the electric heating wire of the clothes dryer as claimed in the claim.
The invention has the beneficial effects that:
the invention provides a method for cleaning thread scraps at an electric heating wire of a clothes dryer, which can incinerate the thread scraps accumulated at the electric heating wire completely by using high-temperature heat generated by the electric heating wire, thereby reducing the risk of short circuit at the electric heating wire during the subsequent clothes drying process and improving the use safety of the clothes dryer. And the thread scraps gathered at the electric heating wire can be cleaned to ensure the smoothness of the air inlet of the air channel, so that the drying efficiency of subsequent clothes drying is ensured, and the time for drying the clothes is reduced. In addition, compared with the manual cleaning of the thread scraps in the prior art, the cleaning method can avoid short circuit of the electric heating wire caused by untimely cleaning, is favorable for reducing the labor intensity of a user, and improves the use experience of the user.
Drawings
FIG. 1 is a flow chart of a thread scrap cleaning method for an electric heating wire of a clothes dryer according to an embodiment of the present invention
FIG. 2 is a detailed flowchart of a thread scrap cleaning method at an electric heating wire of the clothes dryer according to the embodiment of the present invention;
FIG. 3 is a flow chart of the present invention for determining whether the burning of the thread scraps is completed;
FIG. 4 is a flow chart of determining whether the incineration of the lint is completed according to the second embodiment of the present invention;
fig. 5 is a flowchart for determining whether the lint is incinerated according to the third embodiment of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; 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.
Example one
The embodiment provides a method for cleaning thread scraps at an electric heating wire of a clothes dryer, and as shown in fig. 1, the method for cleaning thread scraps at the electric heating wire of the clothes dryer comprises the following steps:
starting the electric heating wire;
the electric heating wire is heated to gradually burn the thread scraps gathered at the electric heating wire;
judging whether the burning of the thread scraps is finished;
and if the line scraps are burnt, closing the electric heating wire. At the moment, if the line scraps are not burnt completely, the electric heating wire continues to work until the line scraps are burnt completely, and then the electric heating wire is closed.
The thread scrap cleaning method for the electric heating wire of the clothes dryer provided by the embodiment can be used after the clothes dryer executes a drying program; or before the next drying program; or the air inlet of the air duct of the clothes dryer can be independently started to realize the regular cleaning of the air inlet of the air duct of the clothes dryer. In the embodiment, the high-temperature heat generated by the electric heating wire can incinerate the thread scraps gathered at the electric heating wire, so that the risk of short circuit at the electric heating wire during the subsequent clothes drying process is reduced, and the use safety of the clothes dryer is improved. And the thread scraps gathered at the electric heating wire can be cleaned to ensure the smoothness of the air inlet of the air channel, so that the drying efficiency of subsequent clothes drying is ensured, and the time for drying the clothes is reduced. In addition, compared with the manual thread scrap cleaning in the prior art, the cleaning method is beneficial to reducing the labor intensity of the user and improving the use experience of the user.
Alternatively, as shown in fig. 2, it is also necessary to judge whether the drum of the dryer is in a standstill state before selecting to activate the electric heating wire. If the roller is in a stop state, the electric heating wire is allowed to be started; if the drum is in a rotating state, the drum needs to be stopped to rotate at first, and after the control mechanism of the clothes dryer determines that the drum stops rotating and is in a stopping state, the electric heating wire is started. So set up the security of whole clothes dryer when being convenient for improve the line bits and burn, avoid the air current in the cylinder to drive line bits and burn ashes after getting into inside the cylinder, improved the effect of line bits clearance.
In this embodiment, the method for determining whether the lint is incinerated by using the length of the energization time a of the electric heating wire specifically includes the following steps:
timing the energization time a of the electric heating wire;
and if the electrifying time a of the electric heating wire is more than the preset time A, the line scraps are incinerated.
The preset time A is a fixed value which is determined according to the maximum volume of the air duct capable of containing the thread scraps and the burning speed of the thread scraps by the electric heating wire. The control mechanism inside the clothes dryer is provided with a timing mechanism which can count the electrifying time a of the electric heating wire. In this embodiment, judge whether the thread scraps burns through the circular telegram time of statistics electric heating wire and finish, control is simple, and can utilize original control mechanism to realize, need not additionally add other structures, and the cost is lower.
Optionally, in order to eliminate the lint of the dryer to the maximum extent and reduce the probability that the lint in the drum enters the electric heating wire in the air duct in the subsequent process, the method further comprises the following steps before the electric heating wire is started: and starting the purging mechanism to blow the filings in the roller to the electric heating wire so as to burn uniformly. Specifically, the purging mechanism is a conventional micro-fan or the like, as long as the mechanism can collect the thread scraps in the drum at the electric heating wire.
When the electric heating wire burns thread scraps, if clothes exist in the drum, the clothes may be damaged, especially for cloth with silk quality and the like sensitive to temperature, so in this embodiment, it is further necessary to judge whether the drum is in an empty tub state before starting the electric heating wire, and if the drum is in the empty tub state, the electric heating wire may be started; if the drum is not in an empty state, the clothes dryer needs to send out an early warning signal to prompt a user to take out the clothes in the drum.
After the electric heating wire burns the thread scraps, ash and heat can be remained in the air channel, so that the air channel is prevented from being blocked by the ash or dirt which is difficult to clean is formed on the inner wall of the air channel, the service life of the air channel is prevented from being influenced by heat accumulation in the air channel, the roller needs to be started to rotate after the electric heating wire is closed, and the ash and the heat are taken out of the air channel by utilizing airflow generated by rotation of the roller.
Optionally, the temperature t at the electric heating wire is detected after the drum is started to rotate, so that the drum can be stopped from rotating in time, and the energy consumption is reduced. Specifically, a temperature detection mechanism arranged in the air duct is used for detecting whether the temperature T of the electric heating wire is lower than a preset temperature T2 or not, and if the temperature T is lower than a preset temperature T2, the roller stops rotating; if the temperature is higher than the preset temperature T2, the roller continues to rotate. The preset temperature T2 is a fixed value, and can be set according to requirements, such as 50 ℃ and 60 ℃.
In this embodiment, the control mechanism of the clothes dryer may be a centralized or distributed controller, for example, the controller may be a single-chip microcomputer or may be composed of a plurality of distributed single-chip microcomputers, and the single-chip microcomputers may allow control programs to control the above components to realize functions thereof.
The embodiment also provides the clothes dryer, and the clothes dryer can regularly clean the electric heating wire positioned at the air inlet of the air duct of the clothes dryer by using the method for cleaning the thread scraps at the electric heating wire of the clothes dryer, so that the drying efficiency of the clothes dryer is ensured, and the short circuit phenomenon at the electric heating wire is avoided.
Example two
The embodiment provides a method for cleaning thread scraps at an electric heating wire of a clothes dryer, which is substantially the same as the cleaning method in the first embodiment, and is different from the method for judging whether the thread scraps are burnt completely. In the embodiment, whether the incineration of the thread scraps is finished is judged by detecting the temperature t of the electric heating wire.
Specifically, as shown in fig. 4, a temperature detection mechanism disposed in the air duct is used to detect whether the temperature T at the electric heating wire is higher than a preset temperature T1, and if the temperature T is higher than a preset temperature T1, the incineration of the thread scraps is completed; if the temperature T is lower than the preset temperature T1, the electric heating wire is electrified to burn the thread scraps continuously. In the present embodiment, the preset temperature T1 is a fixed value, which is set according to the requirement, such as 130 ℃, 150 ℃, etc., as long as it can ensure that most materials can be incinerated without generating open fire under the preset temperature T1. In this embodiment, whether the line scraps are burnt or not is judged by detecting the temperature t at the electric heating wire, so that the control is simple and the judgment is more accurate.
Optionally, since the temperature T at the electric heating wire is gradually increased, and a certain time is required for the temperature T to increase to the preset temperature T1, if the temperature T at the electric heating wire is monitored in real time, the energy consumption of the clothes dryer increases, in this embodiment, before the temperature T at the electric heating wire is detected, the time a of the electric heating wire is counted by using the timing mechanism, and after the time a of the electric heating wire reaches the preset time B, the temperature T at the electric heating wire is detected by starting the temperature detection mechanism. The preset time B is a fixed value, and the specific value is set according to requirements without limitation.
The embodiment also provides the clothes dryer, and the clothes dryer can regularly clean the electric heating wire positioned at the air inlet of the air duct of the clothes dryer by using the method for cleaning the thread scraps at the electric heating wire of the clothes dryer, so that the drying efficiency of the clothes dryer is ensured, and the short circuit phenomenon at the electric heating wire is avoided.
EXAMPLE III
The embodiment provides a method for cleaning thread scraps at an electric heating wire of a clothes dryer, which is substantially the same as the cleaning method in the first embodiment, and is different from the method for judging whether the thread scraps are burnt completely. In the present embodiment, whether the lint is incinerated is judged by using the image forming apparatus and the image analyzing apparatus.
Specifically, as shown in fig. 5, firstly, an imaging device disposed at the electric heating wire in the air duct is used to image the electric heating wire, and the obtained image is transmitted to an image analysis device; and then, analyzing the obtained image by using image analysis equipment, and judging whether the burning of the thread scraps is finished. The imaging device and the image analysis device are both in the prior art, and detailed descriptions of the specific structures thereof are omitted here. In the embodiment, whether the line scraps are burnt or not is judged by utilizing the imaging device and the image analysis device, although the cost is higher, the judgment structure is more visual and accurate, and the reduction of the energy consumption of the clothes dryer is facilitated.
The embodiment also provides the clothes dryer, and the clothes dryer can regularly clean the electric heating wire positioned at the air inlet of the air duct of the clothes dryer by using the method for cleaning the thread scraps at the electric heating wire of the clothes dryer, so that the drying efficiency of the clothes dryer is ensured, and the short circuit phenomenon at the electric heating wire is avoided.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A thread scrap cleaning method at an electric heating wire of a clothes dryer is characterized by comprising the following steps:
starting the electric heating wire;
the electric heating wire is heated to gradually burn the thread scraps gathered at the electric heating wire;
judging whether the burning of the thread scraps is finished;
and if the line scraps are burnt, closing the electric heating wire.
2. The method for cleaning thread scraps at an electric heating wire of a clothes dryer according to claim 1, wherein the step of judging whether the thread scraps are burnt specifically comprises the following steps:
timing the energization time a of the electric heating wire;
and if the electrifying time a of the electric heating wire is more than the preset time A, the line scraps are incinerated.
3. The method for cleaning thread scraps at an electric heating wire of a clothes dryer according to claim 1, wherein the step of judging whether the thread scraps are burnt specifically comprises the following steps:
detecting the temperature t at the electric heating wire;
and if the temperature T of the electric heating wire is higher than the preset temperature T1, the line scraps are burnt.
4. Method for thread shivers cleaning at the electric heating wire of a dryer according to claim 3, characterized in that before said detection of the temperature t at the electric heating wire, it further comprises the following steps:
and timing the energization time a of the electric heating wire until the energization time a of the electric heating wire reaches a preset time B.
5. The method for cleaning thread scraps at an electric heating wire of a clothes dryer according to claim 1, wherein the step of judging whether the thread scraps are burnt specifically comprises the following steps:
imaging the electric heating wire by using imaging equipment, and transmitting an obtained image to image analysis equipment;
and the image analysis equipment analyzes the obtained image and judges whether the burning of the thread scraps is finished.
6. Method for thread shivers cleaning at an electric heating wire of a dryer according to any of claims 1-5, characterized in that it further comprises, before the activation of the electric heating wire, the steps of:
judging whether a roller of the clothes dryer is in a stalling state or not;
and if the roller is in a stop state, the electric heating wire is allowed to be started.
7. Method for thread shivers cleaning at an electric heating wire of a dryer according to any of claims 1-5, characterized in that it further comprises, before the activation of the electric heating wire, the steps of:
judging whether the drum of the clothes dryer is in an empty drum state or not;
and if the roller is in an empty barrel state, the electric heating wire is allowed to be started.
8. Method for thread shivers cleaning at an electric heating wire of a dryer according to any of claims 1-5, characterized in that it comprises after said switching off of the electric heating wire the following further steps:
the drum of the dryer is started to rotate.
9. Method for thread shivers cleaning at the electric heating wire of a dryer according to claim 8, characterized in that it comprises, after said starting of the drum rotation, the following further steps:
detecting whether the temperature T at the electric heating wire is lower than a preset temperature T2;
and if the temperature T is lower than the preset temperature T2, stopping rotating the roller.
10. Clothes dryer characterized in that it uses the method for thread-shivering at the electric heating wires of clothes dryer as claimed in any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910876663.2A CN112522929A (en) | 2019-09-17 | 2019-09-17 | Thread scrap cleaning method for electric heating wire of clothes dryer and clothes dryer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910876663.2A CN112522929A (en) | 2019-09-17 | 2019-09-17 | Thread scrap cleaning method for electric heating wire of clothes dryer and clothes dryer |
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| CN112522929A true CN112522929A (en) | 2021-03-19 |
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| CN201910876663.2A Pending CN112522929A (en) | 2019-09-17 | 2019-09-17 | Thread scrap cleaning method for electric heating wire of clothes dryer and clothes dryer |
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Citations (8)
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|---|---|---|---|---|
| GB843334A (en) * | 1957-10-11 | 1960-08-04 | Gen Motors Corp | Improved clothes drier and method of drying clothes |
| US4669199A (en) * | 1986-03-31 | 1987-06-02 | Raytheon Company | Clothes dryer with a lint incinerator |
| US4899462A (en) * | 1988-10-14 | 1990-02-13 | Speed Queen Company | Lint burning clothes dryer |
| KR20020062452A (en) * | 2001-01-20 | 2002-07-26 | 엘지전자주식회사 | The fluffs collector for a dryer |
| US20040006886A1 (en) * | 2002-07-09 | 2004-01-15 | Soon-Jo Lee | Dryer having a filter sensing system |
| CN102154805A (en) * | 2011-03-11 | 2011-08-17 | 海尔集团公司 | Clothes dryer air duct jam judging method and clothes dryer |
| JP2017108870A (en) * | 2015-12-16 | 2017-06-22 | 青島海爾洗衣机有限公司ＱｉｎｇＤａｏ Ｈａｉｅｒ Ｗａ | Clothes dryer |
| US20190093279A1 (en) * | 2017-09-26 | 2019-03-28 | Whirlpool Corporation | Laundry appliance having a maintenance free lint removal system |
-
2019
- 2019-09-17 CN CN201910876663.2A patent/CN112522929A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB843334A (en) * | 1957-10-11 | 1960-08-04 | Gen Motors Corp | Improved clothes drier and method of drying clothes |
| US4669199A (en) * | 1986-03-31 | 1987-06-02 | Raytheon Company | Clothes dryer with a lint incinerator |
| US4899462A (en) * | 1988-10-14 | 1990-02-13 | Speed Queen Company | Lint burning clothes dryer |
| KR20020062452A (en) * | 2001-01-20 | 2002-07-26 | 엘지전자주식회사 | The fluffs collector for a dryer |
| US20040006886A1 (en) * | 2002-07-09 | 2004-01-15 | Soon-Jo Lee | Dryer having a filter sensing system |
| CN102154805A (en) * | 2011-03-11 | 2011-08-17 | 海尔集团公司 | Clothes dryer air duct jam judging method and clothes dryer |
| JP2017108870A (en) * | 2015-12-16 | 2017-06-22 | 青島海爾洗衣机有限公司ＱｉｎｇＤａｏ Ｈａｉｅｒ Ｗａ | Clothes dryer |
| US20190093279A1 (en) * | 2017-09-26 | 2019-03-28 | Whirlpool Corporation | Laundry appliance having a maintenance free lint removal system |
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