EP4098794B1 - Base assembly for clothes dryer, and clothes dryer having same - Google Patents

Base assembly for clothes dryer, and clothes dryer having same Download PDF

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Publication number
EP4098794B1
EP4098794B1 EP20932250.2A EP20932250A EP4098794B1 EP 4098794 B1 EP4098794 B1 EP 4098794B1 EP 20932250 A EP20932250 A EP 20932250A EP 4098794 B1 EP4098794 B1 EP 4098794B1
Authority
EP
European Patent Office
Prior art keywords
air duct
bottom plate
duct shell
connection member
connection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP20932250.2A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4098794A1 (en
EP4098794A4 (en
EP4098794C0 (en
Inventor
Bangming XIE
Xuezhong LI
Renzong YU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Filin Electronics Co Ltd
Original Assignee
Wuxi Filin Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuxi Filin Electronics Co Ltd filed Critical Wuxi Filin Electronics Co Ltd
Publication of EP4098794A1 publication Critical patent/EP4098794A1/en
Publication of EP4098794A4 publication Critical patent/EP4098794A4/en
Application granted granted Critical
Publication of EP4098794B1 publication Critical patent/EP4098794B1/en
Publication of EP4098794C0 publication Critical patent/EP4098794C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • 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 
    • 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
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • 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 
    • D06F58/206—Heat pump arrangements

Definitions

  • the present disclosure relates to the field of laundry treatment apparatus, and in particular, to a base assembly for a dryer and a dryer having the same.
  • a base assembly of a dryer is an integrally molded piece, and thus an overall weight of the base assembly is relatively large, the technological structure is relatively complicated, and the disassembly, assembly and maintenance are inconvenient.
  • JP2014030469A relates generally to a heat pump type air conditioner used in a clothes dryer.
  • KR20140100227A relates generally to a laundry treatment apparatus.
  • US2019048514A1 relates generally to a laundry appliance having a heat pump system that includes a heat exchanger.
  • CN102493161A relates generally to a heat pump clothes drying device.
  • CN111005193A relates generally to a mounting seat and clothes treatment device.
  • US2010107703A1 relates generally to a drum-type washer/dryer provided with a heat pump for drying laundry.
  • CN101581025A relates generally to a washing and drying machine having a heat pump for drying clothes.
  • the bottom plate and the air duct shell are respectively independently formed structures, so that the forming process of the base assembly can be simplified, and the bottom plate and the air duct shell can be replaced respectively during maintenance and installation.
  • the bottom plate can be made of a different material from the air duct shell, which is beneficial to reduce an overall weight of the base assembly.
  • the present invention further proposes a dryer having the base assembly for the dryer as described above.
  • a base assembly for a dryer includes: a bottom plate; an air duct shell disposed on the bottom plate and having a cavity where a heat exchanger is mounted; and at least one connection member detachably connected to the bottom plate and/or the air duct shell to fix the air duct shell on the bottom plate.
  • the base assembly for the dryer by detachably connecting the connection member to the bottom plate and/or the air duct shell to fix the air duct shell on the bottom plate, it is beneficial to reduce assembly difficulty, and improve assembly efficiency.
  • the bottom plate and the air duct shell are independently formed structures, respectively, so that a forming process of the base assembly can be simplified, and the bottom plate and the air duct shell can be replaced during maintenance and installation, respectively.
  • the bottom plate can be made of different material from the air duct shell, which is beneficial to reduce an overall weight of the base assembly.
  • the at least one connection member is a threaded fastener, and the air duct shell and the bottom plate are connected to each other by the threaded fastener.
  • At least one connection member is detachably connected to the bottom plate, and the at least one connection member is at least partially pressed against the air duct shell to fix the air duct shell on the bottom plate.
  • the at least one connection member matches with an outer contour of the air duct shell.
  • the at least one connection member includes a first connection member having two ends detachably connected to the bottom plate, and at least a part of the air duct shell is located between a middle part of the first connection member and the bottom plate.
  • the first connection member includes: a first abutting segment located above the bottom plate and spaced apart from the bottom plate; a first vertical segment having one end connected to the bottom plate; and a second vertical segment having one end connected to the bottom plate.
  • the first abutting segment has two ends connected to another end of the first vertical segment and another end of the second vertical segment, respectively.
  • the first abutting segment is engaged with a top wall of the air duct shell.
  • the first vertical segment and/or the second vertical segment is engaged with a side wall of the air duct shell.
  • the first connection member has one end in a snapping connection with the bottom plate, and another end connected to the bottom plate by a threaded fastener.
  • the at least one connection member includes a plurality of the first connection members arranged at intervals in a length direction of the air duct shell.
  • the air duct shell includes a first air duct shell, and a second air duct shell in communication with the first air duct shell.
  • the first air duct shell is at least partially fixed on the bottom plate by the first connection member.
  • the at least one connection member also includes a second connection member.
  • the second connection member has one end connected to the first connection member and another end detachably connected to the bottom plate.
  • the second air duct shell is at least partially fixed on the bottom plate by the second connection member.
  • the second connection member includes a second abutting segment located above the bottom plate and spaced apart from the bottom plate, and a third vertical segment having one end connected to the bottom plate and another end connected to the second abutting segment.
  • the second abutting segment is engaged with a top wall of the second air duct shell
  • the third vertical segments is engaged with a side wall of the second air duct shell.
  • the one end of the second connection member is in a snapping-connection with the first connection member, and the other end of the second connection member is detachably connected to the bottom plate.
  • connection member also includes a third connection member spaced apart from the second connection member in a length direction of the second air duct shell.
  • the third connection member has one end detachably connected to the bottom plate and another end connected to an external structure.
  • the third connection member includes a third abutting segment located above the bottom plate and spaced apart from the bottom plate, and a fourth vertical segment having one end connected to the bottom plate and another end connected to the third abutting segment.
  • the third abutting segment is engaged with a top wall of the second air duct shell
  • the fourth vertical segments is engaged with a side wall of the second air duct shell.
  • a length direction of the first air duct shell is perpendicular to a length direction of the second air duct shell.
  • the air duct shell is configured as a thermal insulation member formed separately from the bottom plate.
  • the base assembly also includes a connection base detachably disposed on the bottom plate and located at a side of the air duct shell.
  • the connection base has a channel in communication with the cavity of the air duct shell.
  • the bottom plate is a metal piece
  • the connection base is configured as a plastic piece formed separately from the bottom plate.
  • a dryer according to an embodiment of the present invention includes the base assembly for the dryer as described above.
  • the base assembly for the dryer as described above, it is beneficial to reduce assembly difficulty, and improve assembly efficiency.
  • the bottom plate and the air duct shell are independently formed structures, respectively, so that a forming process of the base assembly can be simplified, and the bottom plate and the air duct shell can be replaced during maintenance and installation, respectively.
  • the bottom plate can be made of different material from the air duct shell, which is beneficial to reduce an overall weight of the base assembly.
  • a base assembly 100 for a dryer according to an embodiment of the present disclosure is described below with reference to the accompanying drawings.
  • the dryer may be a heat pump dryer.
  • the base assembly 100 for the dryer includes an air duct shell 1, a connection base 2, a bottom plate 3, a support member 4 and a connection member 5.
  • the air duct shell 1 is disposed on the bottom plate 3 and has a cavity 1a where a heat exchanger is mounted.
  • the heat exchanger may be an evaporator 200 and a condenser 300.
  • At least one connection member 5 is detachable connected to the bottom plate 3 and/or the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3.
  • connection member 5 being detachably connected to the bottom plate 3 and/or the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3
  • the connection member 5 may be a threaded fastener, and the bottom plate 3 and the air duct shell 1 are connected to each other by the threaded fastener to fix the air duct shell 1 on the bottom plate 3.
  • the at least one connection member 5 may be detachably connected to the bottom plate 3 or the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3.
  • the connection member 5 is detachably connected to the bottom plate 3, and the connection member 5 is partially pressed against the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3.
  • connection member 5 may include one, two, three, four, five, six, seven or eight connection members, etc.
  • the connection member 5 to the bottom plate 3 and/or the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3, it is beneficial to reduce assembly difficulty and improve assembly efficiency.
  • the bottom plate 3 and the air duct shell 1 are of independently formed structures, respectively, so that a forming process of the base assembly 100 can be simplified, and the bottom plate 3 and the air duct shell 1 can be replaced respectively during maintenance and installation.
  • the bottom plate 3 can be made of a different material from the air duct shell 1, which is beneficial to reduce an overall weight of the base assembly 100.
  • the base assembly 100 for the dryer by detachably connecting the connection member 5 to the bottom plate 3 and/or the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3, it is beneficial to reduce the assembly difficulty and improve the assembly efficiency.
  • the bottom plate 3 and the air duct shell 1 are of independently formed structures, respectively, so that the forming process of the base assembly 100 can be simplified, and the bottom plate 3 and the air duct shell 1 can be replaced respectively during maintenance and installation.
  • the bottom plate 3 can be made of the different material from the air duct shell 1, which is beneficial to reduce the overall weight of the base assembly 100.
  • the at least one connection member 5 is detachably connected to the bottom plate 3, and is partially pressed against the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3. It should be understood that, by detachably connecting the connection member 5 to the bottom plate, the connection member is partially pressed against the air duct shell 1 to fix the air duct shell 1 on the bottom plate 3, which is beneficial to reduce the assembly difficulty and improve the assembly efficiency. Further, during the assembly process, the connection member 5 would not damage a structure of the air duct shell 1, which is beneficial to ensure an airtightness of the air duct shell 1, thereby improving a drying efficiency of the dryer.
  • connection member 5 matches with an outer contour of the air duct shell 1. Therefore, it is beneficial to increase an engagement area between the connection member 5 and the air duct shell 1, which further realizes a reliable fixing of the air duct shell 1.
  • the connection member 5 includes a first connection member 6 having two ends detachably connected to the bottom plate 3, respectively.
  • the air duct shell 1 is partially located between a middle part of the first connection member 6 and the bottom plate 3. Therefore, it is beneficial to realize the reliable fixing of the air duct shell 1 and reduce damage to the air duct shell 1 while reducing the assembly difficulty.
  • the first connection member 6 includes a first abutting segment 61, a first vertical segment 62, and a second vertical segment 63.
  • the first abutting segment 61 is located above the bottom plate 3 and is space apart from the bottom plate 3.
  • the bottom plate 3 is connected to one end of the first vertical segment 62 and one end of the second vertical segment 63, respectively, and two ends of the first abutting segment 61 are connected to the other end of the first vertical segment 62 and the other end of the second vertical segment 63, respectively.
  • the first abutting segment 61 is engaged with a top wall of the air duct shell 1
  • the first vertical segment 62 and/or the second vertical segment 63 is engaged with a side wall of the air duct shell 1.
  • one of the first vertical segment 62 and the second vertical segment 63 may be engaged with a side wall of the air duct shell 1, or the first vertical segment 62 and the second vertical segment 63 may be engaged with opposite side walls of the air duct shell 1, respectively. Therefore, it is beneficial to increase the engagement area between the connection member 5 and the air duct shell 1, thereby further realizing the reliable fixing of the air duct shell 1. In this way, the first connection member 6 has a simple structure and low cost.
  • the first connection member 6 is engaged with the bottom plate 3 at one end thereof and is connected to the bottom plate 3 by the threaded fastener at the other end thereof.
  • a first snapping portion 621 is disposed on the free end of the first vertical segment 62.
  • a first snapping hole 32 (refer to FIG. 10 ) adapted to be engaged with the first snapping portion 621 is disposed on the bottom plate 3.
  • a first connection hole 631 adapted for the threaded fastener to pass therethrough is defined on one end of the second vertical segment 63.
  • connection member 5 when the air duct shell 1 is fixed on the bottom plate 3 by the connection member 5, one end of the connection member 5 can be fixed on the bottom plate 3 first, and then the other end of the connection member 5 can be connected to the bottom plate 3 by the threaded fastener.
  • the connection is convenient, and the assembly effect is high, thereby improving reliability of fixing the air duct shell 1.
  • a plurality of first connection members 6 is provided and arranged at intervals in a length direction of the air duct shell 1. Therefore, it is beneficial to further realize the reliable fixing of the air duct shell 1.
  • a plurality of first connection members 6 is provided and arranged at intervals in a length direction of the first air duct shell 11 described below.
  • the air duct shell 1 includes a first air duct shell 11 and a second air duct shell 12 in communication with the first air duct shell 11.
  • the first air duct shell 11 is at least partially fixed on the bottom plate 3 by the first connection member 6.
  • the connection member 5 also includes a second connection member 7.
  • the second connection member 7 is connected to the first connection member 6 at one end thereof.
  • the second connection member 7 is detachably connected to the bottom plate 3 at the other end thereof.
  • the second air duct shell 12 is at least partially fixed on the bottom plate 3 by the second connection member 7.
  • the first air duct shell 11 can be fixed by the first connection member 6, and the second air duct shell 12 can be fixed by the second connection member 7, which is beneficial to further improve the fixing effect of the air duct shell 1.
  • the second connector 7 is connected to the first connector 6 at one end thereof, the connection member 5 is detachably connected to the bottom plate 3 at the other end thereof, and the second air duct shell 12 is at least partially fixed on the bottom plate 3 by the second connection member 7, which is beneficial to simplify a structure of the second connection member 7 and facilitate the fixing of the second connection member 7.
  • the second connection member 7 includes a second abutting segment 71 and a third vertical segment 72.
  • the second abutting segment 71 is located above the bottom plate 3 and is spaced apart from the bottom plate 3.
  • the third vertical segment 72 is connected to the bottom plate 3 at one end thereof and is connected to the second abutting segment 71 at the other end thereof.
  • the second abutting segment 71 is engaged with a top wall of the second air duct shell 12, and the third vertical segment 72 is engaged with a side wall of the second air duct shell 12.
  • the second connection member 7 has a simple structure and low cost.
  • the second connection member 7 is a snapping connection to the first connection member 6 at one end thereof and is detachably connected to the bottom plate 3 at the other end thereof.
  • a second sapping hook 711 is dispose on one end of the second connection member 7, and a second snapping hole adapted to be engaged with the second snapping hook 711 is disposed on the first connection member 6.
  • the second connection member 7 is connected to the bottom plate 3 at the other end thereof by means of snapping connection or screws. Therefore, the structure is simple, and an installation and disassembly of the second connection member 7 are facilitated. Further, the fixing of the second connection member 7 to the second air duct shell 12 is reliable.
  • a second snapping portion 721 is disposed on a free end of the third vertical segment 72, and a second snapping hole 33 (as shown in FIG. 9 ) adapted to be engaged with the second snapping portion 721 is disposed on the bottom plate 3.
  • a second connection hole 722 is further defined on the third vertical segment 72 of the second connection member 7.
  • a threaded fastener passes through the second connection hole 722 to be connected to a housing of the dryer to fix the third vertical segment 72 to the housing of the dryer.
  • connection member 5 also includes a third connection member 8 spaced apart from the second connection member 7 in a length direction of the second air duct shell 12.
  • the third connection member 8 is detachably connected to the bottom plate 3 at one end thereof and is connected to an external structure at the other end thereof.
  • the external structure may be the housing of the dryer.
  • a third connection hole 821 is defined on one end of the third connection member 8, and a threaded fastener passes through the third connection hole 821 to fix one end of the third connection member 8 to the bottom plate 3.
  • the third connection member 8 is detachably connected to the housing of the dryer at the other end thereof.
  • the second air duct shell 12 has good fixing effect, which is beneficial to ensure a reliable operation of the air duct shell 1.
  • the third connection member 8 includes a third abutting segment 81 and a fourth vertical segment 82.
  • the third abutting segment 81 is located above the bottom plate 3 and is spaced apart from the bottom plate 3.
  • the fourth vertical segment 82 is connected to the bottom plate 3 at one end thereof and is connected to the third abutting segment 81 at the other end thereof.
  • the third abutting segment 81 is engaged with the top wall of the second air duct shell 12, and the fourth vertical segment 82 is engaged with the side wall of the second air duct shell 12.
  • a third snapping hook 811 is disposed on a free end of the third abutting segment 81, and the housing of the dryer is engaged with the third snapping hook 811. Therefore, it is beneficial to increase an engagement area between the third connection member 8 and the second air duct shell 12, thereby further realizing the reliable fixing of the air duct shell 1. In this way, the third connection member 8 is has a simple structure and low cost, and the connection is reliable.
  • a length direction of the first air duct shell 11 is perpendicular to a length direction of the second air duct shell 12.
  • the first air duct shell 11 and the second air duct shell 12 are arranged in a front-rear direction, and the first air duct shell 11 is perpendicular to the second air duct shell 12. Therefore, it is beneficial to reduce an overall space occupation of the first air duct shell 11 and the second air duct shell 12, thereby facilitating reduction of the space occupation of the air duct shell 1.
  • a liquid drainage separator 9 is disposed in the first air duct shell 11.
  • the liquid drainage separator 9 has a liquid guide groove with an inlet and an outlet located at two ends in a length direction (the front-rear direction as shown in FIG. 1 ) thereof.
  • the liquid drainage separator 9 also has a liquid distribution groove located on at least one side in a width direction (a left-right direction as shown in FIG. 1 ) thereof.
  • the liquid distribution groove is in communication with the liquid guide groove through a liquid passage opening.
  • a liquid drainage channel 91 for a condensate is defined by the liquid guide groove, the liquid distribution groove, and an inner bottom wall of the cavity 1a.
  • the condensate flowing back at the outlet of the liquid guide groove can flow to the liquid guide groove and the liquid distribution groove respectively.
  • a liquid distribution can be provided to reduce hydraulic pressure, and on the other hand, it is possible to increase a backflow path of the condensate, which is beneficial to prevent the condensate from flowing back into the air duct, thereby improving drying efficiency.
  • the air duct shell 1 is configured as a thermal insulation member formed separately from the bottom plate 3.
  • the air duct shell 1 may be made of plastic.
  • the air duct shell 1 may be a foamed piece such as foamed plastic or a foamed rubber. Therefore, it is beneficial to improve a thermal insulation effect of the air duct shell 1 while reducing a weight of the air duct shell 1.
  • connection base 2 is disposed at one side (the front side as shown in FIG. 1 ) of the air duct shell 1, and has a channel 2a in communication with the cavity 1a.
  • one of the connection base 2 and the air duct shell 1 has a sealing groove 2b, and the other has a sealing rib 1b.
  • the connection base 2 may have the sealing rib 1b, and the air duct shell 1 may have the sealing groove 2b in a sealing-fit with the sealing rib 1b.
  • the connection base 2 has the sealing groove 2b, and the air duct shell 1 has the sealing rib 1b in a sealing-fit with the sealing groove 2b.
  • the sealing groove 2b is engaged with the sealing rib 1b to seal a connection between the air duct shell 1 and the connection base 2.
  • the sealing groove 2b on one of the connection base 2 and the air duct shell 1 and forming the sealing rib 1b on the other of the connection base 2 and the air duct shell 1, the sealing groove 2b can be engaged with the sealing rib 1b to seal the connection between the air duct shell 1 and the connection base 2.
  • the connection between the air duct shell 1 and the connection base 2 has a good sealing performance, which is beneficial to ensure drying efficiency of the dryer.
  • the sealing groove 2b is engaged with the sealing rib 1b to realize a pre-positioning between the air duct shell 1 and the connection base 2, which facilitates a fixing between the air duct shell 1 and the connection base 2, thereby improving an assembling efficiency of the base assembly 100.
  • the air duct shell 1 has an air duct opening defined on a side thereof opposite to the connection base 2, and the connection base 2 has a channel opening 2a defined on a side thereof opposite to the air duct shell 1.
  • the air duct opening is in communication with the cavity 1a
  • the channel opening 2a is in communication with the channel 2a.
  • One of the sealing groove 2b and the sealing rib 1b extends in a circumferential direction of the air duct opening, and the other of the sealing groove 2b and the sealing rib 1b extends in a circumferential direction of the channel opening 2a.
  • the air duct shell 1 has a sealing groove 2b extending into a ring shape in the circumferential direction of the air duct opening.
  • the connection base 2 has a sealing rib 1b extending into a ring shape in the circumferential direction of the channel opening 2a.
  • the air duct shell 1 has a sealing rib 1b extending into a ring shape in the circumferential direction of the air duct opening.
  • the connection base 2 has a sealing groove 2b extending into a ring shape in the circumferential direction of the channel opening 2a.
  • one of the sealing groove 2b and the sealing rib 1b extends in the circumferential direction of the air duct opening, and the other of the sealing groove 2b and the sealing rib 1b extends in the circumferential direction of the channel opening 2a, it is beneficial to further improve a sealing effect between the groove 2b and the sealing rib 1b, thereby preventing air from leaking at the connection between the air duct shell 1 and the connection base 2 and improving the drying efficiency of the dryer.
  • one of the connection base 2 and the air duct shell 1 has a first protruding rib 22 and a second protruding rib 23.
  • the first protruding rib 22 and the second protruding rib ribs 23 are spaced apart from each other in an arrangement direction of the air duct shell 1 and the connection base 2.
  • the sealing groove 2 b is located between the first protruding rib 22 and the second protruding rib 23.
  • the sealing rib 1b is partially engaged with the first protruding rib 22 or the second protruding rib 23 to further improve reliability of the pre-positioning-fit between the air duct shell 1 and the connection base 2 through the engagement between the sealing rib 1b and the first protruding rib 22 or the second protruding rib 23, which is beneficial to further reduce the assembly difficulty between the connection base 2 and the air duct shell 1.
  • connection base 2 has an annular first protruding rib 22 and an annular second protruding rib 23 on an outer peripheral wall thereof.
  • the first protruding rib 22 and the second protruding rib 23 are spaced apart from each other in the front-rear direction.
  • the sealing groove 2b is disposed on the outer peripheral wall of the connection base 2, and is located between the first protruding rib 22 and the second protruding rib 23.
  • the air duct shell 1 has an annular sealing rib 1b on an inner peripheral wall thereof. Front and rear side walls of the sealing rib 1b are adapted to abut with the first protruding rib 22 and the second protruding rib 23, respectively.
  • the other of the connection base 2 and the air duct shell 1 has a positioning groove 1c close to the sealing rib 1b, and one of the first protruding rib 22 and the second protruding rib 23 is inserted into the positioning groove 1c.
  • the air duct shell 1a has a positioning groove 1c defined on the inner peripheral wall thereof and close to the sealing rib 1b, and the first protruding rib 22 is inserted into the positioning groove 1c.
  • the positioning groove 1c adapted for an insertion of one of the first protruding rib 22 and the second protruding rib 23, on the one hand, it is beneficial to increase a sealing area between the connection base 2 and the air duct shell 1, and improve the sealing effect between the connection base 2 and the air duct shell 1. On the other hand, it is beneficial to further improve the reliability of the pre-positioning-fit between the air duct shell 1 and the connection base 2, thereby further reducing the assembly difficulty between the connection base 2 and the air duct shell 1.
  • the sealing groove 2b is located on an outer wall surface of the connection base 2, and the sealing rib 1b is located on an inner wall surface of the air duct shell 1. It should be understood that, since the sealing groove 2b is located on the outer wall surface of the connection base 2, and the sealing rib 1b is located on the inner wall surface of the air duct shell 1, when the sealing rib 1b is engaged with the sealing groove 2b, the connection base 2 and the air duct shell 1 can be positioned in the circumferential direction, and can be also positioned in the arrangement direction of the air duct shell 1 and the connection base 2. Such a positioning is more reliable with simple structure, and thus processing difficulty and cost are low.
  • the connection base 2 has a first positioning portion 24 provided on a bottom thereof, and the bottom plate 3 has a second positioning portion 31 provided thereon.
  • the first positioning portion 24 is snapped with the second positioning portion 31 to position the connection base 2.
  • the first positioning portion 24 is formed as a positioning post, and the second positioning portion 31 is formed as a positioning hole. Therefore, a snapping-connection between the connection base 2 and the bottom plate 3 can be realized, in which the structure is simple, and the connection is convenient.
  • connection base 2 has a plurality of first positioning portions 24 provided on the bottom thereof, and the bottom plate 3 has a plurality of second positioning portions 31 provided thereon.
  • the plurality of first positioning portions 24 is snapped with the plurality of first positioning portions 24 in a one-to-one correspondence to position the connection base 2.
  • the bottom plate 3 has a fixing flange 34 provided on an edge thereof and bent upwardly.
  • a side of the connection base 2 is connected to the fixing flange 34 by a fastener.
  • two fixing flanges 34 are provided and located at left and right ends of the bottom plate 3, respectively.
  • Each of the two fixing flanges 34 has a first fixing hole 341 defined thereon.
  • the connection base 2 has sides connected to the two fixing flanges 34 by fasteners, respectively, and abutting with the two fixing flanges 34. Therefore, the structure is simple, which is beneficial to enhance the reliability of the connection between the bottom plate 3 and the connection base 2.
  • the bottom plate 3 also has a second fixing hole 35 defined thereon, and the fastener passes through the second fixing hole 35 to be connected to the bottom of the connection base 2. Therefore, it is beneficial to further improve the reliability of the connection between the bottom plate 3 and the connection base 2.
  • the base assembly 100 also includes a support member 4 having one end connected to the connection base 2 and another end connected to the bottom plate 3.
  • the support member 4 may be formed into an elongated strip, and the base has a first snapping hook 27 dispose thereon.
  • the support member 4 has a first snapping hole 41 defined at one end thereof and engaged with the first snapping hook 27.
  • the support member 4 has a first through hole 42 defined on one end thereof.
  • a threaded fastener passes through the first through hole 42 to fix the one end of the support member 4 to a base.
  • the support member 4 has a second through hole 43 defined at the other end thereof. A threaded fastener passes through the second through hole 43 to fix the other end of the support member 4 on the bottom plate 3.
  • connection base 2 it is beneficial to prevent the connection base 2 from being inclined relative to the bottom plate 3 in a subsequent installation, which is beneficial to further improve the reliability of the connection between the connection base 2 and the bottom plate 3.
  • two support members 4 may be provided and located on the left and right sides of the connection base 2, respectively.
  • connection base 2 has an access opening, and a door body 25 that can be opened and closed is disposed at the access opening,
  • the door body 25 has a handle 26 to facilitate opening and closing the door body 25 by a user.
  • the bottom plate 3 is a metal piece
  • the connection base 2 is configured as a plastic piece formed separately from the bottom plate 3.
  • the bottom plate 3 may be an iron plate or a stainless-steel plate. Therefore, on the one hand, since the bottom plate 3 is the metal piece, it is beneficial to ensure a structural strength of the base assembly 100. On the other hand, since the connection base 2 is configured as the plastic piece formed separately from the bottom plate 3, it is beneficial to reduce the overall weight of the base assembly 100.
  • the air duct shell 1 includes an upper air duct shell 13 and a lower air duct shell 14 that are connected to each other.
  • the cavity 1a of the air duct shell 1 is defined by the upper air duct shell 13 and the lower air duct shell 14.
  • a part of the sealing rib 1b is formed on an inner peripheral wall of the upper air duct shell 13, and the remaining part of the sealing rib 1b is formed on the lower air duct shell 14.
  • the sealing rib 1b is defined by the upper air duct shell 13 and the lower air duct shell 14 together.
  • connection base 2 When assembling the base assembly 100, the connection base 2 may be mounted on the bottom plate 3 first, then the lower air duct shell 14 is brought into the sealing-fit with the connection base 2, and then the upper air duct shell 13 is brought into the sealing-fit with the connection base 2, to achieve the pre-positioning of the air duct shell 1. Then, the two ends of the support member 4 are fixed to the connection base 2 and the air duct shell 1, respectively, to realize the fixing connection between the connection base 2 and the air duct shell 1, and prevent the connection base 2 from being inclined relative to the air duct shell 1 before supporting other components in the subsequent installation. Finally, the first connection member 6, the second connection member 7 and the third connection member 8 are mounted, respectively, to fix the air duct shell 1 on the bottom plate 3. Thus, the assembly of the base assembly 100 is completed. As a result, the base assembly 100 is simply assembled, and has good sealing performance and light weight.
  • connection member 5 is a threaded fastener, by which the air duct shell 1 and the bottom plate 3 are connected to each other.
  • the at least one connection member 5 includes a plurality of connection members 5, each of which is a threaded fastener.
  • the air duct shell 1 and the bottom plate 3 are connected to each other by the plurality of threaded fasteners. Therefore, the connection between the air duct shell 1 and the bottom plate 3 can be made reliable, and the cost is low.
  • the air duct shell 1 includes an upper air duct shell 13 and a lower air duct shell 14 that are connected to each other.
  • the cavity 1a of the air duct shell 1 is defined by the upper air duct shell 13 and the lower air duct shell 14 together.
  • Each of the plurality of connection members 5 is a screw.
  • the lower air duct shell 14 may be placed on the bottom plate 3 first, and then the plurality of screws passes through the lower air duct shell 14 and the bottom plate 3 from top to bottom, respectively, to fix the lower air duct shell 14 on the bottom plate 3.
  • the upper air duct shell 13 is mounted on the lower air duct shell 14.
  • a dryer according to an embodiment of the present disclosure includes the base assembly 100 for the dryer according to the above embodiments of the present disclosure.
  • the base assembly 100 for the dryer according to the embodiments of the present disclosure as described above, it is beneficial to reduce the assembly difficulty and improve the assembly efficiency.
  • the bottom plate 3 and the air duct shell 1 are independently formed structures, respectively, so that the forming process of the base assembly 100 can be simplified, and the bottom plate 3 and the air duct shell 1 can be replaced during maintenance and installation, respectively.
  • the bottom plate 3 can be made of the different material from the air duct shell 1, which is beneficial to reduce an overall weight of the base assembly 100.
  • first and second are used herein for purposes of description and are not intended to indicate or imply relative importance or significance or to imply the number of indicated technical features. Thus, the feature associated with “first” and “second” may indicate or imply that one or more of these features are included.
  • a plurality of means two or more than two, unless specified otherwise.
  • the terms “mounted,” “connected,” “coupled,” “fixed” and the like should be understood broadly, and may be, for example, fixed connections, detachable connections, or integral connections; it may also be a mechanical connection or an electrical connection or a communication with each other; it may also be a direct connection or an indirect connection through an intermediating structure; it may also be an inner communication of two elements or an interaction relationship between the two elements.
  • the specific meanings of the above terms in the present disclosure can be understood according to specific situations.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
  • Drying Of Solid Materials (AREA)
EP20932250.2A 2020-04-21 2020-06-22 Base assembly for clothes dryer, and clothes dryer having same Active EP4098794B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010315295.7A CN113529378B (zh) 2020-04-21 2020-04-21 用于干衣机的底座组件及具有其的干衣机
PCT/CN2020/097458 WO2021212643A1 (zh) 2020-04-21 2020-06-22 用于干衣机的底座组件及具有其的干衣机

Publications (4)

Publication Number Publication Date
EP4098794A1 EP4098794A1 (en) 2022-12-07
EP4098794A4 EP4098794A4 (en) 2023-07-26
EP4098794B1 true EP4098794B1 (en) 2024-04-17
EP4098794C0 EP4098794C0 (en) 2024-04-17

Family

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Application Number Title Priority Date Filing Date
EP20932250.2A Active EP4098794B1 (en) 2020-04-21 2020-06-22 Base assembly for clothes dryer, and clothes dryer having same

Country Status (3)

Country Link
EP (1) EP4098794B1 (zh)
CN (3) CN113529378B (zh)
WO (1) WO2021212643A1 (zh)

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Also Published As

Publication number Publication date
EP4098794A1 (en) 2022-12-07
CN113529380B (zh) 2023-04-21
WO2021212643A1 (zh) 2021-10-28
EP4098794A4 (en) 2023-07-26
CN113529378A (zh) 2021-10-22
CN113529378B (zh) 2023-07-14
CN113529380A (zh) 2021-10-22
EP4098794C0 (en) 2024-04-17
CN114836959A (zh) 2022-08-02
CN114836959B (zh) 2023-09-22

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