CN106757965B - Drum-type washing and drying integrated machine and heating device and drum assembly used for same - Google Patents

Drum-type washing and drying integrated machine and heating device and drum assembly used for same Download PDF

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Publication number
CN106757965B
CN106757965B CN201611087936.8A CN201611087936A CN106757965B CN 106757965 B CN106757965 B CN 106757965B CN 201611087936 A CN201611087936 A CN 201611087936A CN 106757965 B CN106757965 B CN 106757965B
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China
Prior art keywords
drum
heating
drying
outer barrel
type washing
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CN201611087936.8A
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CN106757965A (en
Inventor
韩万磊
王波
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Wuxi Little Swan Electric Co Ltd
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Wuxi Little Swan Electric Co Ltd
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Priority to CN201611087936.8A priority Critical patent/CN106757965B/en
Publication of CN106757965A publication Critical patent/CN106757965A/en
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    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F25/00Washing 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 
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/02Rotary receptacles, e.g. drums
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F37/00Details specific to washing machines covered by groups D06F21/00 - D06F25/00
    • D06F37/26Casings; Tubs
    • D06F37/267Tubs specially adapted for mounting thereto components or devices not provided for in preceding subgroups
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/04Heating arrangements
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06FLAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00Domestic laundry dryers
    • D06F58/20General details of domestic laundry dryers 
    • D06F58/26Heating arrangements, e.g. gas heating equipment

Abstract

The invention discloses a drum-type washing and drying integrated machine, a heating device and a drum component for the drum-type washing and drying integrated machine, wherein the heating device comprises: the metal cover is suitable for being connected with the lower part of an outer barrel of the drum-type washing and drying integrated machine and comprises an inner cover surface facing an outer barrel cavity of the outer barrel and an outer cover surface facing the outside of the outer barrel, and the metal cover is provided with an air inlet and an installation pipe orifice which penetrate through the inner cover surface and the outer cover surface; be suitable for the heating pipe of establishing in the urceolus intracavity, the heating pipe is established on the inner cover face and corresponds with the air intake position, and the wiring end of heating pipe is established in the installation tube mouth. The heating device for the drum-type washing and drying integrated machine, provided by the embodiment of the invention, can be used for heating washing water and circulating air at the same time, so that the utilization rate of the heating device is improved, the heating efficiency and effect are improved, and the cost is reduced.

Description

Drum-type washing and drying integrated machine and heating device and drum assembly used for same
Technical Field
The invention relates to the technical field of clothes treatment, in particular to a heating device for a drum-type washing and drying integrated machine, which comprises the heating device, a drum assembly and the drum-type washing and drying integrated machine with the drum assembly.
Background
The drum-type washing and drying all-in-one machine in the related art is generally designed with a washing heater for heating washing water to improve the cleaning effect, and is also designed with a drying heater for heating and drying circulating gas to improve the gas temperature, wherein the heated gas is used for heating and evaporating moisture in clothes and then condensing the moisture, thereby realizing the function of drying the clothes. The drum-type washing and drying integrated machine is complex in structure, high in cost and low in energy utilization rate.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the invention provides a heating device for a drum-type washing and drying integrated machine, which can improve the heating efficiency and effect and reduce the cost.
The invention also provides a roller assembly for the roller type washing and drying integrated machine, which is provided with the heating device.
The invention also provides a drum type washing and drying integrated machine with the drum assembly.
A heating device for a tumble washer dryer according to an embodiment of a first aspect of the present invention comprises: the metal cover is suitable for being connected with the lower part of an outer barrel of the drum-type washing and drying all-in-one machine and comprises an inner cover surface facing an outer barrel cavity of the outer barrel and an outer cover surface facing the outside of the outer barrel, and an air inlet and an installation pipe orifice which penetrate through the inner cover surface and the outer cover surface are formed in the metal cover; the heating pipe is suitable for being arranged in the outer cylinder cavity, the heating pipe is arranged on the inner cover surface and corresponds to the air inlet, and the wiring end of the heating pipe is arranged in the mounting pipe orifice.
According to the heating device for the drum-type washing and drying integrated machine, disclosed by the embodiment of the invention, the washing water and the circulating air can be heated simultaneously, the utilization rate of the heating device is improved, the heating efficiency and effect are improved, and the cost is reduced.
In addition, the heating device for the drum-type washing and drying integrated machine according to the above embodiment of the present invention may further have the following additional technical features:
according to some embodiments of the invention, the heating device further comprises: the metal mesh covers the heating pipe.
According to some embodiments of the invention, the metal mesh is a copper mesh.
According to some embodiments of the invention, the inner cover face is formed as a polished face.
According to some embodiments of the invention, the heating device further comprises: the metal cover is provided with a thermocouple mounting hole for penetrating the thermocouple.
According to some embodiments of the invention, the metal cover comprises: the main cover body is provided with the air inlet and the mounting pipe orifice, and the heating pipe is positioned on the main cover body along the radial projection of the outer cylinder; and the connecting plate is arranged on the peripheral edge of the main cover body and is suitable for being connected with the outer cylinder.
According to some embodiments of the invention, the main housing and the connecting plate are integrally formed stainless steel plates.
According to some embodiments of the invention, the connecting plate is formed as an arc-shaped plate and is adapted to be provided on an inner wall surface of the outer tub.
According to some embodiments of the invention, the heating device further comprises: and the sealing gasket is sealed between the connecting plate and the inner wall surface of the outer cylinder.
According to some embodiments of the invention, the gasket is a heat insulating gasket.
According to some embodiments of the invention, the heating device further comprises: and the threaded fastener is suitable for connecting the connecting plate and the sealing gasket with the outer barrel.
According to some embodiments of the invention, the threaded fasteners are distributed in an array.
According to some embodiments of the invention, the main cover body is formed with a mounting groove recessed outward, and the heating pipe is disposed in the mounting groove.
A drum assembly according to an embodiment of the second aspect of the present invention includes: the outer barrel is internally limited with an outer barrel cavity, the outer barrel is provided with a mounting opening and an air outlet which are communicated with the outer barrel cavity, and the mounting opening is arranged at the bottom of the outer barrel; the inner cylinder is rotatably arranged in the cavity of the outer cylinder; according to the heating device provided by the embodiment of the invention, the metal cover is sealed at the mounting opening.
According to a third aspect embodiment of the invention, a tumble-type washer dryer comprises: a housing; according to the roller assembly provided by the embodiment of the invention, the roller assembly is arranged in the shell; the drying air channel is arranged in the shell and positioned outside the roller assembly, the drying air channel is provided with an air channel inlet and an air channel outlet, the air channel inlet is communicated with the air outlet, and the air channel outlet is communicated with the air inlet.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic view of a drum washer dryer in accordance with an embodiment of the present invention;
FIG. 2 is a schematic view of the assembly of the outer tub and the heating device of the drum-type washing and drying machine according to the embodiment of the present invention;
FIG. 3 is a schematic view of another angle assembly of the outer tub and the heating device of the drum-type washing and drying machine according to the embodiment of the present invention;
FIG. 4 is a schematic diagram of a heating arrangement for a tumble washer dryer according to an embodiment of the present invention;
FIG. 5 is a schematic view of another angle of a heating device for a tumble washer dryer according to an embodiment of the present invention;
FIG. 6 is a side view of a heating device for a tumble washer dryer according to an embodiment of the present invention.
Reference numerals are as follows:
a drum-type washing and drying integrated machine 1000;
a housing 100; a drum assembly 200; a drying air duct 300; a motor 400; a fan 500;
a duct inlet 310; an air duct outlet 320;
an outer cylinder 10; an outer cylinder chamber 101; a mounting opening 102; an air outlet 103;
an inner barrel 20;
a heating device 30;
a metal cover 31; a main cover body 311; a connecting plate 312; a heating pipe 32;
an air inlet 301; a mounting nozzle 302; a thermocouple mounting port 303; and (3) mounting the groove 304.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below are exemplary embodiments intended to explain the present invention and should not be construed as limiting the present invention, and those skilled in the art may make changes, modifications, substitutions and alterations to the above embodiments within the scope of the present invention.
In the related art, the drum-type washing and drying all-in-one machine comprises a drum and a heating air duct communicated with the drum, wherein a drying heater is arranged in the heating air duct to heat air. In order to improve the washing effect, a washing heater is further designed to heat the washing water, and the structure is complex and high in cost. In order to simplify the structure and reduce the cost, it is conceivable to combine the drying heater and the washing heater into one, but the structure of the related art drum washing machine does not support simple heater replacement, and the heater replacement also brings a series of technical problems, such as: the efficiency of drainage and air heating is low.
And circulating air is blown into the heating air duct to be heated under the action of the fan, then enters the inner drum to act on the wet clothes, so that moisture on the clothes is evaporated, the formed high-temperature high-humidity air enters the condenser to form low-temperature low-humidity air, and then is blown into the heating air duct by the circulating fan to circulate, so that the function of drying the clothes is achieved. The structure has the advantages that the path of the whole circulating air duct is long, particularly, the air duct is made of metal materials, the working temperature is high when the heater heats circulating air, large heat dissipation exists, and energy waste is serious.
Therefore, the invention provides a drum type washing and drying all-in-one machine with a new structure, and a drum assembly and a heating device which are matched with the drum type washing and drying all-in-one machine for use.
The drum-type washing and drying all-in-one machine 1000 according to the embodiment of the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 6, a drum type washing and drying all-in-one machine 1000 according to an embodiment of the present invention may include a cabinet 100, a drum assembly 200, and a drying duct 300.
The drum assembly 200 may be provided in the cabinet 100, and the drum assembly 200 may include the outer tub 10, the inner tub 20, and the heating device 30. The outer cylinder 10 may define an outer cylinder chamber 101 therein, and the inner cylinder 20 may be rotatably disposed within the outer cylinder chamber 101. The outer cylinder 10 is provided with a mounting opening 102 and an air outlet 103, the mounting opening 102 and the air outlet 103 are respectively communicated with the outer cylinder cavity 101, the mounting opening 102 is arranged at the bottom of the outer cylinder 10, and the heating device 30 can be sealed at the mounting opening 102.
The drying duct 300 is located outside the drum assembly 200, the drying duct 300 has a duct inlet 310 and a duct outlet 320, the duct inlet 310 can be communicated with the air outlet 103, and the duct outlet 320 can be communicated with the drum assembly 200. The drum assembly 200 and the drying duct 300 may constitute a circulation duct, and the circulation air may flow in the circulation duct, and may be heated by the heating device 30 to dry the laundry in the inner tub 20. To promote the flow of the circulating air, a fan 400 may be disposed in the drying duct 300 to drive the air to flow rapidly. In addition, a condenser may be further disposed in the drying air duct 300 to condense the high-humidity air into dry low-temperature air.
Heating device 30 may include a metal cover 31 and a heating tube 32 disposed within outer barrel cavity 101. The metal cover 31 may be connected to a lower portion of the outer tub 10 and sealed at the mounting opening 102. The metal cover 31 may include an inner cover face facing the outer cylindrical cavity 101 of the outer cylinder 10, i.e., the inner cover face as a part of the inner wall face of the outer cylindrical cavity 101, and an outer cover face facing the outside of the outer cylinder 10. An air inlet 301 and an installation pipe opening 302 are arranged on the metal cover 31, the air inlet 301 penetrates through the inner cover surface and the outer cover surface, and the installation pipe opening 302 also penetrates through the inner cover surface and the outer cover surface. That is, the air intake 301 and the mounting boss 302 are respectively formed as through-openings that penetrate the metal cover 31. The heating tube 32 may be disposed on the inner cover surface and corresponding to the air inlet 301, and the terminal of the heating tube 32 is disposed in the mounting tube opening 302 for convenient connection.
The drum type washing and drying all-in-one machine 1000 performs washing, drying, and other processes on the laundry when performing the washing operation. When the drum-type washing and drying all-in-one machine 1000 performs the washing operation, the washing water is contained in both the inner drum 20 and the outer drum 10 of the drum assembly 200, and the heating pipe 32 of the heating device 30 can be located in the washing water, so that the washing water can be heated, the heated washing water can enter the inner drum 20 for washing, the temperature of the washing water in the inner drum 20 is increased, and the washing effect of the clothes is further improved.
When the drum-type washing and drying all-in-one machine 1000 performs a clothes drying operation, the high-humidity air flow in the inner cylinder cavity of the inner cylinder 20 can enter the drying air duct 300 through the air outlet 103 and the air duct inlet 310, and then enter the outer cylinder cavity 101 of the outer cylinder 10 through the air duct outlet 320 and the air inlet 301, wherein when entering from the air inlet 301, the air can blow to the heating pipe 32 corresponding to the air inlet 301, and exchange heat with the heating pipe 32, so that the high-humidity air flow is heated, the air temperature is increased, and the air further rises to enter the inner cylinder cavity of the inner cylinder 20 to dry clothes.
The heating device 30 can directly heat the washing water and the circulating air, and the heating effect and efficiency are improved. Moreover, the heating device 30 is located in the outer cylinder cavity 101, so that heat can be more concentrated in the inner cylinder 10, and the heat loss to the outside is reduced. Meanwhile, the heating device 30 is composed of a metal cover 31, a heating pipe 32 and the like, the heating pipe 32 can be arranged on the metal cover 31, the metal cover 31 has high temperature resistance, and the heating pipe 32 can be prevented from being damaged due to contact with materials with relatively low temperature resistance such as plastics and the like and the heating pipe 32 with high temperature, so that the material of the outer cylinder 10 does not need to be integrally replaced, only the installation opening 102 for installing the heating device 30 is arranged on the outer cylinder 10, the change of the existing cylinder component is small, and the adaptability of the heating device 30 is wide.
Compared with the washing and drying machine in the related art in which the heating air duct is arranged outside the outer drum, the drum-type washing and drying all-in-one machine 1000 according to the embodiment of the invention can effectively shorten the length of the drying air duct 300, is beneficial to miniaturization design, can reduce heat dissipation, and improves the clothes drying effect; in addition, the drum-type washing and drying all-in-one machine 1000 can share one heating device 30 to respectively heat the washing water and the circulating air when washing and drying programs are carried out, so that the utilization rate of the heating device 30 is improved, the heating efficiency and effect are improved, the number of components is reduced, and the energy consumption and cost of the system are reduced.
According to the drum-type washing and drying integrated machine 1000 disclosed by the embodiment of the invention, under the condition that the structure is not greatly changed, the combination of a washing heater and a drying heater is realized, the problems of low air heating efficiency, sealing and the like which possibly occur are solved, the purposes of compressing cost and reducing energy consumption are achieved, and the low-carbon design is realized.
In some preferred embodiments of the present invention, the heating device 30 may further include: a metal mesh (not shown) may be coated on the heating tube 32. From this, up can be through heating pipe 32 and metal mesh from down, the metal mesh both can guide heating pipe 32 to carry out heat transfer, again can with the more abundant heat exchange of circulated air, can further promote heat transfer effect and heat exchange efficiency.
Optionally, the metal mesh can be a copper mesh, the copper mesh is good in heat conductivity, heat exchange is facilitated, corrosion resistance is high, and service life is long. Of course, in the present invention, the metal mesh is not limited to the copper mesh, but may be other metal materials, such as aluminum mesh or stainless steel mesh.
The inner cover surface may be formed as a polished surface, that is, the inner cover surface may be subjected to a polishing treatment. Therefore, the side surface of the metal cover 31 facing the outer cylinder cavity 101 can be formed into a light reflecting surface with strong reflectivity, so that heat can be reflected into the outer cylinder 10, the energy utilization rate is further improved, heat waste is prevented, and the heating efficiency is further improved.
According to some embodiments of the present invention, the heating device 30 may further include a thermocouple, the thermocouple may extend into the outer cylinder cavity 101, as shown in fig. 2 to 6, the metal cover 31 may be provided with a thermocouple mounting hole 303, and a thermocouple (not shown) may be inserted into the thermocouple mounting hole 303. That is, the thermoelement may be extended into the outer cylinder 10 from the outside of the outer cylinder 10 through the thermoelement installation port 303. The thermocouple can detect the temperature of heating device 30 department to better control heating temperature prevents that the temperature is too high or low excessively, influences the heating effect.
Referring to fig. 2 to 6, the metal cover 31 may include a main cover 311 and a connecting plate 312, the main cover 311 may be provided with an air inlet 301 and a mounting nozzle 302, and a projection of the heating pipe 32 along a radial direction of the outer tub 10 is located on the main cover 311, that is, a projection area of the heating pipe 32 on a side wall of the outer tub 10 is smaller than a projection area of the main cover 311 on the side wall of the outer tub 10. Therefore, the main cover 311 can be directly opposite to the heating pipe 32, and the heating pipe 32 is far away from the side wall of the outer cylinder 10, so that the outer cylinder 10 can be better prevented from being damaged by heating. The connection plate 312 may be disposed on the outer circumference of the main cover 311 and may be connected to the outer tub 10, which is good in connection effect.
Further, the connection plate 312 may be formed as an arc-shaped plate and may be provided on the inner wall surface of the outer tub 10. Therefore, the connecting plate 312 has good structural adaptability to the outer cylinder 10, and the sealing performance and the connection strength of the heating device 30 and the outer cylinder 10 can be improved.
More preferably, the heating device 30 may further include a gasket, and the gasket may be sealed between the connection plate 312 and the inner wall surface of the outer tub 10. Therefore, the connection sealing performance between the heating device 30 and the outer cylinder 10 can be further improved, the heating device 30 can be sealed at the mounting opening 102 in an excellent sealing state, the water leakage problem of the outer cylinder 10 can be effectively prevented, and the gasket can reduce the heat transfer to the inner wall surface of the inner cylinder 10.
The gasket may be made of a variety of materials, for example, in some embodiments of the invention, the gasket is a heat insulating gasket. Accordingly, not only can a good sealing effect be ensured, but also the heat insulation is good, and the transfer of heat to the outer cylinder 10 can be further reduced. In some specific examples of the present invention, the sealing pad is an insulating silicone pad.
Alternatively, the connecting plate 312, the sealing pad and the outer cylinder 10 may be connected by a threaded fastener, and the connection operation is convenient and firm. Further, the threaded fasteners may be distributed in an array. Therefore, the connecting plate 312, the gasket and the outer cylinder 10 can be connected together more uniformly by the threaded fastener, and the connecting effect is further improved. The threaded fasteners may be bolts, screws, rivets, or the like.
Referring to fig. 2 to 6, the main housing 311 may be outwardly recessed to form a mounting groove 304, and the heating pipe 32 may be disposed in the mounting groove 304. Therefore, the heat can be concentrated, the heating efficiency and the heating effect can be further improved, and the heating pipe 32 can not be too protruded into the outer cylinder cavity 101, so that the interference to the inner cylinder 20 is small. As shown in fig. 2 and 3, when the heating device 30 is mounted on the outer tub 10, the main cover 311 may protrude out of the mounting opening 102, and the main cover 311 may be formed substantially in a square shape, whereby the volume of the mounting groove 304 may be made relatively large, the heating pipe 32 may be more conveniently disposed, and manufacturing may be easy.
In some embodiments of the present invention, the main housing 311 and the connection plate 312 may be an integrally formed stainless steel plate. Therefore, the inner cover surface can be formed into a stainless steel surface, has good temperature resistance and higher strength, and is not easy to rust. The structure that forms an organic whole not only can improve metal covering 31's bulk strength and structural stability to convenient shaping, manufacturing are simple, can save unnecessary assembly part and connection process, and plasticity is good moreover, is favorable to better laminating on urceolus 10, and the equipment is more convenient and the leakproofness is better, changes in the industrial production, has improved heating device 30's assembly efficiency and life-span.
Since other constitutions and operations of the laundry treating apparatus, the drum assembly 200, and the heating apparatus 30 according to the embodiment of the present invention will be known to those of ordinary skill in the art, they will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "radial", "circumferential", and the like are used in the orientations and positional relationships indicated in the drawings, which are merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the description of the specification, reference to the description of "an embodiment," "a specific embodiment," "an example" or "a specific example" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Claims (14)

1. A heating device for a drum-type washing and drying all-in-one machine, comprising:
the metal cover is suitable for being connected with the lower part of an outer barrel of the drum-type washing and drying all-in-one machine and comprises an inner cover surface facing an outer barrel cavity of the outer barrel and an outer cover surface facing the outside of the outer barrel, and an air inlet and an installation pipe orifice which penetrate through the inner cover surface and the outer cover surface are formed in the metal cover;
the heating pipe is suitable for being arranged in the outer cylinder cavity, the heating pipe is arranged on the inner cover surface and corresponds to the air inlet, and the wiring end of the heating pipe is arranged in the mounting pipe orifice;
the metal cover includes:
the main cover body is provided with the air inlet and the mounting pipe orifice, and the heating pipe is positioned on the main cover body along the radial projection of the outer cylinder;
and the connecting plate is arranged on the peripheral edge of the main cover body and is suitable for being connected with the outer cylinder.
2. The heating unit for a tumble washer dryer as claimed in claim 1, further comprising: the metal mesh covers the heating pipe.
3. A heating unit as claimed in claim 2, wherein the metal mesh is a copper mesh.
4. A heating unit for a tumble washer-dryer integrated machine according to claim 1, characterized in that said inner mantle surface is formed as a polished surface.
5. The heating unit for a tumble washer dryer as claimed in claim 1, further comprising: the metal cover is provided with a thermocouple mounting hole for penetrating the thermocouple.
6. A heating unit for a tumble washer-dryer integrated machine according to claim 1, characterized in that said main housing and said connecting plate are an integrally formed stainless steel plate.
7. A heating unit for a drum-type washing and drying all-in-one machine according to claim 1, wherein said connecting plate is formed as an arc-shaped plate and is adapted to be provided on an inner wall surface of said outer tub.
8. The heating unit for a tumble washer dryer according to claim 7, further comprising:
and the sealing gasket is sealed between the connecting plate and the inner wall surface of the outer cylinder.
9. A heating unit for a tumble washer-dryer combo as claimed in claim 8, characterized in that said sealing gasket is a heat insulating sealing gasket.
10. A heating unit for a tumble washer-dryer integrated machine according to claim 8, characterized by further comprising: and the threaded fastener is suitable for connecting the connecting plate and the sealing gasket with the outer barrel.
11. A heating unit for a tumble washer and dryer according to claim 10 wherein said threaded fasteners are distributed in an array.
12. A heating unit for a drum-type washing and drying all-in-one machine as claimed in claim 1, wherein the main casing is outwardly recessed to form a mounting groove, and the heating pipe is disposed in the mounting groove.
13. A drum assembly for a drum-type washing and drying all-in-one machine, comprising:
the outer barrel is internally limited with an outer barrel cavity, the outer barrel is provided with a mounting opening and an air outlet which are communicated with the outer barrel cavity, and the mounting opening is arranged at the bottom of the outer barrel;
the inner cylinder is rotatably arranged in the cavity of the outer cylinder;
the heating device of any one of claims 1 to 12, the metal cover being sealed at the mounting opening.
14. A drum-type all-in-one washer dryer which characterized in that includes:
a housing;
the roller assembly of claim 13, said roller assembly being disposed within said housing;
the drying air channel is arranged in the shell and positioned outside the roller assembly, the drying air channel is provided with an air channel inlet and an air channel outlet, the air channel inlet is communicated with the air outlet, and the air channel outlet is communicated with the air inlet.
CN201611087936.8A 2016-11-30 2016-11-30 Drum-type washing and drying integrated machine and heating device and drum assembly used for same Active CN106757965B (en)

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CN201611087936.8A CN106757965B (en) 2016-11-30 2016-11-30 Drum-type washing and drying integrated machine and heating device and drum assembly used for same

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Application Number Priority Date Filing Date Title
CN201611087936.8A CN106757965B (en) 2016-11-30 2016-11-30 Drum-type washing and drying integrated machine and heating device and drum assembly used for same

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CN106757965B true CN106757965B (en) 2023-01-24

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CN107313216B (en) * 2017-06-20 2022-07-05 青岛海尔洗衣机有限公司 Outer barrel cover with connecting piece and washing machine
CN110485113A (en) * 2018-05-15 2019-11-22 青岛海尔滚筒洗衣机有限公司 A kind of outer cylinder and washing machine
CN110485112A (en) * 2018-05-15 2019-11-22 青岛海尔滚筒洗衣机有限公司 A kind of outer cylinder and washing machine
CN111850932B (en) * 2019-04-19 2022-11-18 青岛海尔洗衣机有限公司 Washing and drying integrated washing machine and drying method thereof
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