CN109989240A - Dry air channel structure and the washing machine with it - Google Patents

Dry air channel structure and the washing machine with it Download PDF

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Publication number
CN109989240A
CN109989240A CN201910376939.0A CN201910376939A CN109989240A CN 109989240 A CN109989240 A CN 109989240A CN 201910376939 A CN201910376939 A CN 201910376939A CN 109989240 A CN109989240 A CN 109989240A
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CN
China
Prior art keywords
cylinder
cooling liquid
section
drying air
heat exchange
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.)
Granted
Application number
CN201910376939.0A
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Chinese (zh)
Other versions
CN109989240B (en
Inventor
郭世建
邹建煌
刘中杰
和浩浩
耿付帅
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201910376939.0A priority Critical patent/CN109989240B/en
Publication of CN109989240A publication Critical patent/CN109989240A/en
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Publication of CN109989240B publication Critical patent/CN109989240B/en
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Classifications

    • 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
    • D06F58/02Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D06F58/04Details 
    • 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 
    • D06F58/22Lint collecting 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 
    • D06F58/24Condensing arrangements

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

The present invention provides a kind of drying air channel structure and with its washing machine, drying air channel structure includes: heat-exchanging component, heat-exchanging component includes heat exchange runner, heat exchange runner between supplied gas and cooling liquid for exchanging heat, heat-exchanging component further includes the cooling liquid bath for being sent into cooling liquid, cooling liquid bath and heat exchange runner interval are arranged, and apopore are provided on the cell wall of cooling liquid bath, apopore is for being connected to cooling liquid bath and heat exchange runner;Wherein, coolant liquid grooved ring is arranged around heat exchange runner, and apopore is multiple, extending direction interval setting of multiple apopores along cooling liquid bath.Drying air channel structure of the invention solves the problems, such as that drying air duct in the prior art heat exchange area is lesser.

Description

Dry air channel structure and the washing machine with it
Technical field
The present invention relates to washing machine fields, in particular to a kind of drying air channel structure and with its washing machine.
Background technique
Drying air duct is the important component of clothes washer-dryer.No matter electrical heating type clothes washer-dryer or heat pump laundry Dryer is all to be dried by heating air to the clothing in roller.
In specific drying course, the high temperature and humidity gas for drying generation is recycled back to drying air duct, warp by centrifugal blower It crosses and condensation after the cold water heat exchange in injection drying air duct.But there are some problems in existing drying air duct:
1, high temperature and humidity gas and cold water mix exchange heat, and heat exchange area is small, and heat exchange efficiency is low;
2, negative pressure can be generated near centrifugal blower, and a part of condensed water is sucked into air duct, roller is recycled into, to drying Efficiency impacts;
3, clothing be in the suds generation soft flocks can enter with high temperature and humidity gas drying air duct, be deposited in air duct, Heat exchange efficiency is influenced, also inner cylinder can be recycled into again with air-flow, secondary pollution is caused to clothing.
Summary of the invention
The main purpose of the present invention is to provide a kind of drying air channel structure and with its washing machine, to solve existing skill The lesser problem of drying air duct heat exchange area in art.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of drying air channel structure, comprising: change Hot component, heat-exchanging component include heat exchange runner, and heat exchange runner between supplied gas and cooling liquid for exchanging heat, heat-exchanging component It further include the cooling liquid bath for being sent into cooling liquid, cooling liquid bath and heat exchange runner interval are arranged, on the cell wall of cooling liquid bath It is provided with apopore, apopore is for being connected to cooling liquid bath and heat exchange runner;Wherein, coolant liquid grooved ring is arranged around heat exchange runner, Apopore is multiple, extending direction interval setting of multiple apopores along cooling liquid bath.
Further, cooling liquid bath is annular groove, and annular groove is located at the outside of heat exchange runner.
Further, heat-exchanging component includes: the first cylinder, and heat exchange runner is located at the inside cavity of the first cylinder, coolant liquid Slot is arranged on the first cylinder, and coolant liquid slot position is in the containment portion of the first cylinder;Wherein, multiple apopores are along the first cylinder Circumferential direction is spaced apart and arranged on the first cylinder.
Further, heat exchange runner includes the first runner of circulated gases and the second flow channel for the cooling liquid that circulates, Heat-exchanging component further include: the second cylinder, the second cylinder are threaded through in the first cylinder, and the inner cavity of the second cylinder includes first runner, Second flow channel is formed between the outer wall of second cylinder and the cavity wall of the first cylinder;Wherein, cooling liquid bath passes through apopore and second Runner is connected.
Further, the first cylinder includes: the first cylinder section, forms second between the first cylinder section and the second cylinder Road;First linkage section, the first linkage section are connected with the outer wall of the first cylinder section, shape between the first linkage section and the first cylinder section At cooling liquid bath.
Further, the first cylinder section is round tube, and cooling liquid bath is annular groove, and the first linkage section is along the first cylinder section The section of axis direction is L shape, so that annular groove is U-shaped along the section of the axis direction of the first cylinder section.
Further, the second cylinder includes: the second cylinder section, and the second cylinder section has a first runner, the first cylinder section with Second flow channel is formed between second cylinder section;Wherein, it is spaced between the outer wall of the second cylinder section and the cavity wall of the first cylinder section Setting, so that setting of the second flow channel around first runner.
Further, the second cylinder further include: the second linkage section, the second linkage section are connected with the second cylinder section, and second Linkage section has the discharge chamber being connected for the interior bucket with washing machine, and discharge chamber is connected with first runner;Wherein, first connects It connects section and is connected with the second linkage section close to one end of the second cylinder section.
Further, it is provided with first connecting portion on the second linkage section, is provided on the first linkage section and first connecting portion Compatible second connecting portion, first connecting portion are connected with second connecting portion.
Further, first connecting portion is protrusion, and second connecting portion is groove, and first connecting portion is fastened on second connecting portion It is interior;Or, first connecting portion is groove, second connecting portion is protrusion, and second connecting portion is fastened in first connecting portion.
Further, the second linkage section is provided with escape groove, the cell wall of escape groove and close to the side of the first cylinder section The setting of one cylinder section interval.
Further, air channel structure is dried further include: baffle plate, baffle plate are arranged in first runner.
Further, baffle plate is multiple, and multiple baffle plates are positioned apart from along the extending direction of first runner.
Further, at least partially expansion hole section of apopore expands hole section by heat exchange runner and extends to cooling liquid bath Direction on gradually expand.
According to another aspect of the present invention, a kind of washing machine, including drying air channel structure are provided, drying air channel structure is Above-mentioned drying air channel structure.
Further, washing machine further include: interior bucket, heat exchange runner are connected with interior bucket;Heating part, heating part is for heating Gas after heat exchange, heating part setting is between interior bucket and drying air channel structure, so that the gas after the heating of heated portion is sent into Interior bucket.
Drying air channel structure of the invention by being provided with multiple apopores between cooling liquid bath and heat exchange runner, thus It exchanges heat so that the cooling liquid for heat exchange enters heat exchange runner to spray formation with gas, due to cooling down the spray of liquid Effect is drenched, so that the flow area of cooling liquid increases, the heat exchange area of cooling liquid and gas also be will increase, and be solved existing The lesser problem of drying air duct heat exchange area in technology.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment of drying air channel structure according to the present invention;
Fig. 2 shows the decomposition texture schematic diagrams of the embodiment of drying air channel structure according to the present invention;
Fig. 3 shows the structural schematic diagram at a visual angle of drying air channel structure according to the present invention;
Fig. 4 shows the schematic diagram of the section structure of drying air channel structure according to the present invention;
Fig. 5 shows the schematic diagram of the section structure of the second cylinder of drying air channel structure according to the present invention;
The cross-section structure that Fig. 6 shows one embodiment of the first cylinder of drying air channel structure according to the present invention shows It is intended to;
Fig. 7 shows the schematic diagram of the section structure of the first bend pipe of drying air channel structure according to the present invention;
Fig. 8 shows the partial structural diagram of the first cylinder of the drying air channel structure in Fig. 6;
The cross-section structure that Fig. 9 shows second embodiment of the first cylinder of drying air channel structure according to the present invention shows It is intended to;
Figure 10 shows the partial structural diagram of the first cylinder of the drying air channel structure in Fig. 9;
Figure 11 shows the work process flow diagram of drying air channel structure according to the present invention.
Wherein, the above drawings include the following reference numerals:
10, the second cylinder;11, first runner;12, first connecting portion;13, the second cylinder section;131, the second straight tube;132, Second bend pipe;14, the second linkage section;141, discharge chamber;142, escape groove;20, the first cylinder;21, second flow channel;22, cooling Liquid bath;23, apopore;24, the first cylinder section;241, the first straight tube;242, the first bend pipe;243, third interconnecting piece;244, Four interconnecting pieces;25, the first linkage section;26, second connecting portion;30, water pipe;40, baffle plate;50, filter house.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
The present invention provides a kind of drying air channel structures, please refer to Fig. 1 to Figure 10, drying air channel structure includes: heat exchange group Part, heat-exchanging component include heat exchange runner, and for exchanging heat between supplied gas and cooling liquid, heat-exchanging component also wraps heat exchange runner The cooling liquid bath 22 for being sent into cooling liquid is included, cooling liquid bath 22 is arranged with heat exchange runner interval, the cell wall of cooling liquid bath 22 On be provided with apopore 23, apopore 23 is for being connected to cooling liquid bath 22 and heat exchange runner;Wherein, cooling liquid bath 22 is around heat exchange Runner setting, apopore 23 are multiple, extending direction interval setting of multiple apopores 23 along cooling liquid bath 22.
Drying air channel structure of the invention by being provided with multiple apopores 23 between cooling liquid bath 22 and heat exchange runner, It exchanges heat so that the cooling liquid for heat exchange enters heat exchange runner to spray formation with gas, due to cooling down liquid Spraying effect so that the flow area of cooling liquid increases, the heat exchange area of cooling liquid and gas also be will increase, and be solved The lesser problem of drying air duct heat exchange area in the prior art.
Specific structure and position for cooling liquid bath 22, cooling liquid bath 22 are annular groove, and annular groove, which is located at, to be changed The outside of hot flow path.
In the present embodiment, it is set as annular groove by the way that liquid bath 22 will be cooled down, and annular groove is located at heat exchange runner Outside, i.e., in specific heat transfer process, the cooling liquid in annular groove passes through multiple apopores 23 spray to heat exchange stream In road.
For the specific structure of heat-exchanging component, heat-exchanging component includes: the first cylinder 20, and heat exchange runner is located at the first cylinder 20 Inside cavity, cooling liquid bath 22 is arranged on the first cylinder 20, and cooling liquid bath 22 is located at the containment portion of the first cylinder 20;Its In, multiple apopores 23 are spaced apart and arranged on the first cylinder 20 along the circumferential direction of the first cylinder 20.
In the present embodiment, heat exchange runner is located at the inside cavity of the first cylinder 20, i.e. gas and cooling liquid is first Heat exchange is completed in cylinder 20, and the mixing runner that gas and coolant liquid body are formed can be for heat exchange runner, be also possible to gas The independent flow passage mutually separated with cooling liquid, as long as guaranteeing heat exchange demand.
Preferably, heat exchange runner includes the first runner 11 of circulated gases and the second flow channel for the cooling liquid that circulates 21, heat-exchanging component further include: the second cylinder 10, the second cylinder 10 are threaded through in the first cylinder 20, the inner cavity packet of the second cylinder 10 First runner 11 is included, forms second flow channel 21 between the outer wall of the second cylinder 10 and the cavity wall of the first cylinder 20;Wherein, coolant liquid Slot 22 is connected by apopore 23 with second flow channel 21.
In the present embodiment, heat exchange runner includes the first runner 11 of circulated gases and for circulating the second of cooling liquid Runner 21, i.e. gas and cooling liquid are flowed in two independent runners.Wherein, the inner cavity of the second cylinder 10 includes the One runner 11 forms second flow channel 21 between the outer wall of second cylinder 10 and the cavity wall of the first cylinder 20.
In the present embodiment, cooling liquid is by the spray to second flow channel 21 of apopore 23, that is, spraying to the second cylinder On 10 barrel, then exchange heat with the gas being located in first runner 11.
In the present embodiment, drying air channel structure is by the way that first runner 11 and the isolation of second flow channel 21 to be arranged, thus right Gas to be exchanged heat and cooling liquid are isolated, and the heat exchange area of the two is increased, so as to improve drying air duct knot The heat transfer effect of structure.Wherein, the second cylinder 10 is threaded through in the first cylinder 20, and the inner cavity of the second cylinder 10 includes first runner 11, second flow channel 21 is formed between the outer wall of the second cylinder 10 and the cavity wall of the first cylinder 20, i.e. second flow channel 21 is located at first The outside of runner 11, when gas and cooling liquid are exchanged heat, since the two is not belonging to contact heat transfer, so as to increase by two The heat exchange area of person.
In the present embodiment, gas is high temperature and humidity gas, and cooling liquid is condensed water.
For the correlation of the second cylinder 10 and the first cylinder 20, the second cylinder 10 is connected with the first cylinder 20;Its In, interval setting between the outer wall of the second cylinder 10 and the cavity wall of the first cylinder 20, so that second flow channel 21 is around first-class The setting in road 11.
In the present embodiment, the second cylinder 10 is connected with the first cylinder 20, i.e. drying air channel structure is by interconnected Two cylinder compositions, overall structure are relatively simple.And it is spaced between the outer wall of the second cylinder 10 and the cavity wall of the first cylinder 20 Setting is conducive to improve and change so as to which so that second flow channel 21 is around the setting of first runner 11, the heat exchange area of the two is larger The thermal efficiency, so as to improve the condensation number of high temperature and humidity gas.
Preferably, first runner 11 is used for circulated gases, and second flow channel 21 is for the cooling liquid that circulates;Wherein, first The cooling liquid bath 22 for being sent into cooling liquid is provided on body 20, cooling liquid bath 22 is arranged with the interval of second flow channel 21, cooling Apopore 23 is provided on the cell wall of liquid bath 22, apopore 23 is for being connected to cooling liquid bath 22 and second flow channel 21.
In the present embodiment, it by being provided with cooling liquid bath 22 on the first cylinder 20, is set on the cell wall of cooling liquid bath 22 Be equipped with the apopore 23 for being connected to cooling liquid bath 22 and second flow channel 21, i.e., after cooling liquid enters in cooling liquid bath 22, It is entered in second flow channel 21 by apopore 23, so that cooling liquid and gas realize heat exchange.
For the specific structure of cooling liquid bath 22 and apopore 23, cooling liquid bath 22 is arranged around second flow channel 21, water outlet Hole 23 is multiple, extending direction interval setting of multiple apopores 23 along cooling liquid bath 22.
In the present embodiment, cooling liquid bath 22 is arranged around second flow channel 21, i.e., cooling liquid bath 22 is an annular groove, It is arranged around the circumferential direction of second flow channel 21.And apopore 23 be it is multiple, multiple apopores 23 prolong along cooling liquid bath 22 The setting of direction interval is stretched, i.e., multiple apopores 23 are arranged along the circumferential direction of second flow channel 21, so that cooling liquid It is discharged in second flow channel 21 from all directions of cooling liquid bath 22, the contact of cooling liquid with the second cylinder 10 is increased with this Area, so as to improve its heat exchange area with gas.
For the specific structure of the first cylinder 20, as shown in figure 3, the first cylinder 20 includes: the first cylinder section 24, first Second flow channel 21 is formed between body section 24 and the second cylinder 10;First linkage section 25, the first linkage section 25 and the first cylinder section 24 Outer wall be connected, cooling liquid bath 22 is formed between the first linkage section 25 and the first cylinder section 24.
In the present embodiment, the first cylinder 20 is made of sequentially connected first cylinder section 24 and the first linkage section 25, In, second flow channel 21 is formed between the first cylinder section 24 and the second cylinder 10, between the first linkage section 25 and the first cylinder section 24 Cooling liquid bath 22 is formed, the first linkage section 25 with the second cylinder 10 for being connected.
Preferably, the first cylinder section 24 is round tube, and cooling liquid bath 22 is annular groove, and the first linkage section 25 is along the first cylinder The section of the axis direction of section 24 is L shape, so that annular groove is U-shaped along the section of the axis direction of the first cylinder section 24.
For the specific structure of the second cylinder 10, as shown in figure 5, the second cylinder 10 includes: the second cylinder section 13, second Body section 13 has first runner 11, and second flow channel 21 is formed between the first cylinder section 24 and the second cylinder section 13;Wherein, second Interval setting between the outer wall of body section 13 and the cavity wall of the first cylinder section 24, so that second flow channel 21 is around first runner 11 Setting.
Correspondingly, the second cylinder 10 further include: the second linkage section 14, the second linkage section 14 are connected with the second cylinder section 13 It connects, the second linkage section 14 has the discharge chamber 141 being connected for the interior bucket with washing machine, discharge chamber 141 and first runner 11 It is connected;Wherein, the first linkage section 25 is connected with the second linkage section 14 close to one end of the second cylinder section 13.
In the present embodiment, the second cylinder 10 is made of sequentially connected second cylinder section 13 and the second linkage section 14, the Two cylinder sections 13 have first runner 11, and second flow channel 21 is formed between the first cylinder section 24 and the second cylinder section 13, and first connects It connects section 25 and is connected with the second linkage section 14 close to one end of the second cylinder section 13.
In the present embodiment, by being provided with the exhaust being connected for the interior bucket with washing machine on the second linkage section 14 Chamber 141, so that the gas after heat exchange dries clothing by the interior bucket that discharge chamber 141 enters washing machine.
In order to make the first linkage section 25 be connected with the second linkage section 14, as shown in Figure 5 and Figure 6, the second connection It is provided with first connecting portion 12 in section 14, second connecting portion compatible with first connecting portion 12 is provided on the first linkage section 25 26, first connecting portion 12 is connected with second connecting portion 26.
For the specific structure of first connecting portion 12 and second connecting portion 26, first connecting portion 12 is protrusion, the second connection Portion 26 is groove, and first connecting portion 12 is fastened in second connecting portion 26;Or, first connecting portion 12 is groove, second connecting portion 26 be protrusion, and second connecting portion 26 is fastened in first connecting portion 12.
In the present embodiment, protrusion is annular protrusion, and groove is annular groove compatible with annular protrusion.Wherein, The section of protrusion is a trapezoidal faces, and the section of groove is also one trapezoidal, in specific installation, projects through opening for groove It is locked in groove after mouthful.
In the present embodiment, in the connection of first connecting portion 12 and second connecting portion 26 by the way of buckle, convenient for dress It tears open.
Preferably, the first cylinder section 24 and the second cylinder section 13 are round tube, and the first cylinder section 24 is far from the first linkage section 25 one end is aligned setting far from one end of the second linkage section 14 with the second cylinder section 13;Wherein, first runner 11 is far from second One end of linkage section 14 is used to send out cold after exchanging heat for being sent into gas, second flow channel 21 far from one end of the first linkage section 25 But liquid.
In the present embodiment, the first cylinder section 24 and the second cylinder section 13 are round tube, i.e. the cross section of first runner 11 For circle, and the cross section of second flow channel 21 is circular ring shape, and gas is sent to from the bottom end of first runner 11, and cool down liquid from The top of second flow channel 21 is sent into.
For the specific structure of the first cylinder section 24, as shown in figure 3, the first cylinder section 24 includes the first straight tube 241 and the One bend pipe 242, the second cylinder section 13 include the second straight tube 131 and the second bend pipe 132, and the second straight tube 131 is threaded through the first straight tube In 241, the second bend pipe 132 is threaded through in the first bend pipe 242;Wherein, the one end of the first bend pipe 242 far from the first straight tube 241 with Second bend pipe 132 is aligned setting far from one end of the second straight tube 131.
In the present embodiment, the first cylinder section 24 is made of the first straight tube 241 and the first bend pipe 242, the second cylinder section 13 It is made of the second straight tube 131 and the second bend pipe 132, and the first straight tube 241 and the second straight tube 131 are straight tube, and the first bend pipe 242 It is bend pipe with the second bend pipe 132.
Preferably, the first straight tube 241 is connected with the first bend pipe 242, the second straight tube 131 and the one of the second bend pipe 132 at Type;Or, the first straight tube 241 and the first bend pipe 242 are integrally formed, the second straight tube 131 is connected with the second bend pipe 132;Or, first Straight tube 241 is connected with the first bend pipe 242, and the second straight tube 131 is connected with the second bend pipe 132.
In the present embodiment, when the first straight tube 241 and the first bend pipe 242 are in charge of for two, it is arranged on the first straight tube 241 There is third interconnecting piece 243, and is provided with the 4th interconnecting piece 244 on the first bend pipe 242, third interconnecting piece 243 and the 4th interconnecting piece 244 are connected.
Preferably, the internal diameter of the first straight tube 241 is greater than the internal diameter of the first bend pipe 242.
In the present embodiment, the internal diameter of the first straight tube 241 is greater than the internal diameter of the first bend pipe 242, i.e., when the first straight tube 241 with When the outer diameter of first bend pipe 242 is consistent, the wall thickness of the first straight tube 241 is thinner than the wall thickness of the first bend pipe 242.
In the present embodiment, throttling set (i.e. the first straight tube is formed by reducing sectional area in 20 bottom end of the first cylinder 241 internal diameter is greater than the internal diameter of the first bend pipe 242) so that having certain cold water in 20 end certain altitude of the first cylinder, subtract The flowing velocity of primary chilled water improves the heat-exchange time of cold water and high temperature and humidity gas, guarantees high temperature and humidity gas in the second cylinder 10 bottom ends effectively exchange heat.
In the present embodiment, the sectional area of throttling set reduces, i.e., outlet diameter is less than outer cylinder normal size, makees in pressure Under, the water jet with certain initial velocity can be generated, the clothing soft flocks on filter screen is washed away, washing machine is discharged through drainpipe.
In the present embodiment, third interconnecting piece 243 is protrusion, and the 4th interconnecting piece 244 is groove;Or, third interconnecting piece 243 For groove, the 4th interconnecting piece 244 is protrusion.Wherein, protrusion is annular protrusion, and groove is annular compatible with annular protrusion Groove.Wherein, raised section is a trapezoidal faces, and the section of groove is also one trapezoidal, and in specific installation, protrusion is logical It is locked in groove after crossing the opening of groove.
In the present embodiment, it is convenient for by the way of buckle in the connection of third interconnecting piece 243 and the 4th interconnecting piece 244 Assembly and disassembly.
To facilitate installation, as shown in figure 5, the second linkage section 14 is provided with escape groove close to the side of the first cylinder section 24 142, the cell wall of escape groove 142 and the first cylinder section 24 interval are arranged.
In the present embodiment, by being provided with escape groove 142 close to the side of the first cylinder section 24 in the second linkage section 14, And the cell wall of escape groove 142 and the first cylinder section 24 interval are arranged, so as to prevent the first cylinder section 24 and the second linkage section 14 interfere.
In the present embodiment, escape groove 142 and the part segment body of cooling liquid bath 22 are oppositely arranged.
It is sent in cooling liquid bath 22 in order to which liquid will be cooled down, as shown in figure 4, drying air channel structure further include: water Pipe 30, water pipe 30 are arranged on the first linkage section 25, and the lumen of water pipe 30 is connected with cooling liquid bath 22, so that cooling liquid is logical Water pipe 30 is crossed to be sent in cooling liquid bath 22.
In the present embodiment, cooling liquid is sent in cooling liquid bath 22 by water pipe 30, and water pipe 30 is a bend pipe.
In order to enhance heat transfer effect, air channel structure is dried further include: baffle plate 40, baffle plate 40 are arranged first-class In road 11.
In the present embodiment, by being provided with baffle plate 40 in first runner 11, so as to increase the flowing of gas Distance, so as to improve the heat transfer effect of itself and cooling liquid.
In order to further increase heat transfer effect, baffle plate 40 be it is multiple, multiple baffle plates 40 are along first runner 11 Extending direction is positioned apart from.
In the present embodiment, multiple baffle plates 40 are positioned apart from along the extending direction of first runner 11, and multiple bafflings Plate 40 is staggered, i.e., if first runner 11 is divided to for two parts, two adjacent baffle plates 40 respectively and are located at two The wall body of second cylinder 10 of a part is connected.
Preferably, baffle plate 40 includes fixing end and free end, and fixing end is connected with the second cylinder 10, free end and the The setting of two cylinders 10 interval;Wherein, in the equal projectable in free end to baffle plate 40 adjacent thereto of each baffle plate 40.
In the present embodiment, the interior radial direction of the second cylinder 10 is equipped with baffle plate 40, so that high temperature and humidity gas is at second The flowing of " bow " shape is realized in body 10, enhances heat transfer effect.The length of baffle plate 40 be greater than the second cylinder 10 radius, about second The 2/3 of 10 diameter of cylinder is uniformly interspersed in 10 inner wall two sides of the second cylinder, and the spacing of two neighboring baffle plate 40 is greater than folding The length of flowing plate 40.
Clothing soft flocks is deposited in drying air channel structure in order to prevent, and as shown in Figure 2 and Figure 4, drying air channel structure also wraps Include: filter house 50 is provided with filter house 50 at least one of second cylinder 10 and the first cylinder 20, and filter house 50 was used for Cooling liquids and gases after filtering the gas being sent into and heat exchange.
In the present embodiment, when being provided with filter house 50 on the second cylinder 10, and it is located at the exit of first runner 11, So that filter house 50 is filtered the gas entered in interior bucket.When being provided with filter house 50 on the first cylinder 20 When, at this point, filter house 50 blocks the exit of entrance and second flow channel 21 in first runner 11, so that filtering The gas and the cooling liquid after heat exchange of 50 pairs of portion filtering feeding.
In the present embodiment, by adding filter screen (filter house 50) in the upper and lower ends of the second cylinder 10, clothing is prevented Soft flocks is deposited in first runner 11 and second flow channel 21, and the exchange thermal efficiency is avoided to impact the secondary dirt with washing clothing Dye;Condensed water (cooling liquid) flows on the outside of filter screen, can wash away the miscellaneous bits of clothing etc. on filter screen.
In the present embodiment, the end of the first cylinder 20 is connected with the second cylinder 10, the cavity wall of the first cylinder 20 and the The setting of two cylinders 10 interval.
In the present embodiment, drying air channel structure main body is made of two cylinders, and overall structure is relatively simple, and can also Guarantee heat exchange efficiency.
In order to improve the outlet effect of apopore 23, at least partially expansion hole section of apopore 23 expands hole section It is extended on the direction of cooling liquid bath 22 and is gradually expanded by heat exchange runner.
In the present embodiment, at least partially expansion hole section of apopore 23, i.e. expansion hole section enter by cooling down liquid It is gradually tapered up on water hole 23 to the direction of discharge apopore 23, so that certain pressure can be generated during cooling liquid spray Power guarantees that cooling liquid can be sprayed effectively in heat exchanger channels, increases heat exchange area, improve heat exchange efficiency.
For one embodiment of apopore 23, as shown in Figure 6 and Figure 8, apopore 23 be round hole, i.e., generally one A cylindrical hole, circle water outlet bore dia is in 3mm or so.
For second embodiment of apopore 23, as shown in Figure 9 and Figure 10, apopore 23 is round hole, circle water outlet Bore dia is in 3mm or so, while ecto-entad is provided with 20 ° or so of pattern draft, is formed " shrinkage cavity ", it can be interpreted as one Bellmouth.
For a specific embodiment of drying air channel structure of the invention:
Drying air channel structure of the invention for cold water flow mainly by with annular groove (cooling liquid bath 22) and being discharged The outer cylinder (the first cylinder 20) of circular hole (apopore 23) and the inner cylinder (second with baffle plate 40 for the flowing of high temperature and humidity gas Cylinder 10) composition.Drying air channel structure of the invention changes the structure in tradition drying air duct and the mode of contact heat transfer, will be cold Water and high temperature and humidity gas barrier, increase heat exchange area, and cold and hot medium counter flow flowing carries out thermal convection and heat transfer heat exchange. To guarantee heat transfer effect, inner/outer tube and baffle plate wall thickness are unsuitable blocked up, while to avoid vibrating, also unsuitable excessively thin, it is contemplated that produce Product structure, also unsuitable blocked up, value is between 2mm~3mm.
In the present embodiment, outer cylinder is using annular water spraying structure.Outer cylinder apical lateral buckle (second connecting portion 26) with Design has annular groove between inner side baffle (the first linkage section 25), if while round apopore is opened up in baffle, it can be achieved that 360 ° of horizontal radial of comprehensive spray.
In the present embodiment, the radial direction of inner cylinder is equipped with baffle plate 40, so that high temperature and humidity gas realizes " bow " in inner cylinder Shape flowing, enhances heat transfer effect.The length of baffle plate 40 is greater than the radius of inner cylinder, about the 2/3 of inner diameter of steel flue, uniformly staggeredly divides Cloth is greater than the length of baffle plate 40 in inner cylinder inner wall two sides, spacing.
In the present embodiment, the upper and lower ends in drying air duct add filter screen (filter house 50), prevent clothing soft flocks heap Product avoids the exchange thermal efficiency from impacting the secondary pollution with washing clothing in drying air duct;Condensed water effluent outside filter screen It is dynamic, the miscellaneous bits of clothing etc. on filter screen can be washed away.
In the present embodiment, after heat exchange, most of high temperature and humidity gas condensation, between baffle plate 40 During fluid interchange, condensation number can be further increased, and then is effectively improved the reflux wind of partial condensation water caused by centrifugal blower Road problem.
In the present embodiment, high temperature and humidity gas flows from bottom to top in inner cylinder, and cold water flows from top to bottom in outer cylinder It is dynamic.The high temperature and humidity gas access for drying air duct connects clothes washer-dryer roller system, dries the outlet connection centrifugation wind in air duct Machine forms closed circulation air duct.It is equipped with several baffle plates in inner cylinder, high temperature and humidity gas is made to form " bow " stream in inner cylinder It is dynamic;Meanwhile design has annular groove between outer cylinder apical lateral buckle and inner side baffle, if while opening up circle in baffle Apopore around 360 ° of horizontal radial, it can be achieved that spray.It is connected by a snap between inner cylinder, outer cylinder and bend pipe, it is simple again convenient for dress It tears open.
For the implementation introduction of drying air channel structure of the invention, Figure 11 specifically may refer to:
For clothes washer-dryer when carrying out drying operating condition, centrifugal blower operates exhausting, and high temperature and humidity gas is with certain initial velocity Degree enters inner cylinder from bottom to top and flows, and due to there is baffle plate 40 on inner cylinder inner wall, thus high temperature and humidity gas is done in inner cylinder " bow " flowing, increases heat exchange area and the temperature difference.Meanwhile cold water also enters outer cylinder with certain initial velocity from top to bottom, it is each to make Water outlet circular hole is discharged simultaneously, therefore offers annular groove, and condensed water enters annular groove through water inlet first, and it is recessed to fill annular After slot, by water outlet circular hole outflow, 360 ° of spraying effect is formed, is sprayed on inner tank theca face, can effectively increase in all directions Greatly with the heat exchange area of high temperature and humidity gas.Therefore, cold and hot media implementation counter-current flow heat exchange.Meanwhile to avoid leakage phenomenon, It is required that the height of water outlet circular hole is lower than the height of outer cylinder buckle, sealing material can also be added, in buckle to guarantee that water flow will not Leakage.This drying air channel structure uses the inner/outer drum structure with baffle plate and annular groove and water outlet circular hole to design, and changes The structure in tradition drying air duct and the mode of contact heat transfer, by cold water and high temperature and humidity gas barrier, increase heat exchange area and The temperature difference, cold and hot medium counter flow flowing, carries out thermal convection and heat transfer heat exchange, effectively improves heat exchange efficiency.
In the present embodiment, high temperature and humidity gas flows from bottom to top, is formed in outer cylinder bottom end by reducing sectional area Throttling set reduces the flowing velocity of cold water so that having certain cold water in the certain altitude of outer cylinder bottom end, improves cold water and height The heat-exchange time of warm high humidity gas guarantees that high temperature and humidity gas effectively exchanges heat in outer cylinder bottom end.Therefore, high temperature and humidity gas is outside By a large amount of condensations in the certain distance of cylinder bottom end, and the flowing of " bow " shape is done between baffle plate, with the condensed water on inner tank theca Heat exchange, can further increase condensation number, and then be effectively improved partial condensation water return airway problem caused by centrifugal blower;Condensation Hot-air afterwards enters blower, subsequently into the interior outer barrel of clothes washer-dryer, then takes away the water on wet wash, humid air is in whole envelope Closed loop ducting system constantly condenses, and is finally reached the effect of clothes drying.
In the present embodiment, aiming at the problem that clothing soft flocks is deposited in drying air duct, the upper and lower ends in drying air duct increase If filter screen, clothing soft flocks is prevented to be deposited in drying air duct, the exchange thermal efficiency is avoided to impact the secondary dirt with washing clothing Dye;Meanwhile throttling set is formed by reducing sectional area in outer cylinder bottom end, under pressure, can generate has centainly just The water jet of speed plays the role of washing away clothing soft flocks on filter screen.Cold water along air duct and washes away out later through filter screen Soft flocks washing machine is discharged through drainpipe together.
In the present embodiment, it is contemplated that the problem of drying air quantity, can appropriate adjustment baffling plate shape, quantity and put position It sets.Therefore, baffle plate concrete shape answers corresponding air quantity and dries the shape and structure in air duct to determine.
In the present embodiment, be guarantee structural strength, water yield and effectively covering inner tank theca face, annular groove depth, Diameter, the quantity etc. of radian and water outlet circular hole can adjust accordingly, and determine depending on specific operating condition.
In the present embodiment, upper filter screen can suitably be removed according to air volume.
In the present embodiment, drying air duct outer cylinder shape is variable, such as band bending.
The present invention also provides a kind of washing machine, including drying air channel structure, drying air channel structure is above-mentioned drying wind Road structure.
Preferably, washing machine further include: interior bucket, heat exchange runner are connected with interior bucket;Heating part, heating part are changed for heating Gas after heat, heating part setting is in interior bucket and dries between air channel structure, so that in the gas feeding after the heating of heated portion Bucket.
In the present embodiment, after completing to exchange heat between the gas of high temperature and humidity and cooling liquid, the temperature of gas is had Declined, therefore it is heated by heating part before entering interior bucket, guarantees the drying temperature of gas with this.
In the present embodiment, heating part can be electric heater, is also possible to heat pump heating device (system) or other add Thermal (system).
It can be seen from the above description that the above embodiments of the present invention realized the following chievements:
Drying air channel structure of the invention by being provided with multiple apopores 23 between cooling liquid bath 22 and heat exchange runner, It exchanges heat so that the cooling liquid for heat exchange enters heat exchange runner to spray formation with gas, due to cooling down liquid Spraying effect so that the flow area of cooling liquid increases, the heat exchange area of cooling liquid and gas also be will increase, and be solved The lesser problem of drying air duct heat exchange area in the prior art.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to herein Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims (16)

1. a kind of drying air channel structure characterized by comprising
Heat-exchanging component, the heat-exchanging component include heat exchange runner, the heat exchange runner between supplied gas and cooling liquid into Row heat exchange, the heat-exchanging component further includes the cooling liquid bath (22) for being sent into the cooling liquid, the cooling liquid bath (22) It is arranged with the heat exchange runner interval, is provided with apopore (23), the apopore on the cell wall of the cooling liquid bath (22) (23) for being connected to the cooling liquid bath (22) and the heat exchange runner;
Wherein, the cooling liquid bath (22) is arranged around the heat exchange runner, the apopore (23) be it is multiple, it is multiple it is described go out Water hole (23) is arranged along the extending direction interval of the cooling liquid bath (22).
2. drying air channel structure according to claim 1, which is characterized in that the cooling liquid bath (22) is annular groove, The annular groove is located at the outside of the heat exchange runner.
3. drying air channel structure according to claim 1, which is characterized in that the heat-exchanging component includes:
First cylinder (20), the heat exchange runner are located at the inside cavity of first cylinder (20), the cooling liquid bath (22) It is arranged on first cylinder (20), the cooling liquid bath (22) is located at the containment portion of first cylinder (20);
Wherein, multiple apopores (23) are spaced apart and arranged in described first along the circumferential direction of first cylinder (20) On body (20).
4. drying air channel structure according to claim 3, which is characterized in that the heat exchange runner includes the gas that circulates First runner (11) and second flow channel (21) for the cooling liquid that circulates, the heat-exchanging component further include:
Second cylinder (10), second cylinder (10) are threaded through in first cylinder (20), the inner cavity of the second cylinder (10) Including the first runner (11), institute is formed between the outer wall of second cylinder (10) and the cavity wall of first cylinder (20) State second flow channel (21);
Wherein, the cooling liquid bath (22) is connected by the apopore (23) with the second flow channel (21).
5. drying air channel structure according to claim 4, which is characterized in that first cylinder (20) includes:
First cylinder section (24) forms the second flow channel between first cylinder section (24) and second cylinder (10) (21);
First linkage section (25), first linkage section (25) are connected with the outer wall of first cylinder section (24), and described The cooling liquid bath (22) is formed between one linkage section (25) and first cylinder section (24).
6. drying air channel structure according to claim 5, which is characterized in that first cylinder section (24) is round tube, institute Stating cooling liquid bath (22) is annular groove, section of first linkage section (25) along the axis direction of first cylinder section (24) Face is L shape, so that the annular groove is U-shaped along the section of the axis direction of first cylinder section (24).
7. drying air channel structure according to claim 5, which is characterized in that second cylinder (10) includes:
Second cylinder section (13), second cylinder section (13) have the first runner (11), first cylinder section (24) The second flow channel (21) are formed between second cylinder section (13);
Wherein, interval setting between the outer wall of second cylinder section (13) and the cavity wall of first cylinder section (24), with Make the setting of the second flow channel (21) around the first runner (11).
8. drying air channel structure according to claim 7, which is characterized in that second cylinder (10) further include:
Second linkage section (14), second linkage section (14) are connected with second cylinder section (13), second connection Section (14) has the discharge chamber (141) being connected for the interior bucket with washing machine, the discharge chamber (141) and the first runner (11) it is connected;
Wherein, first linkage section (25) is with second linkage section (14) close to one end phase of second cylinder section (13) Connection.
9. drying air channel structure according to claim 8, which is characterized in that be provided on second linkage section (14) One interconnecting piece (12) is provided with the compatible second connecting portion with the first connecting portion (12) on first linkage section (25) (26), the first connecting portion (12) is connected with the second connecting portion (26).
10. drying air channel structure according to claim 9, which is characterized in that the first connecting portion (12) is protrusion, institute Stating second connecting portion (26) is groove, and the first connecting portion (12) is fastened in the second connecting portion (26);Or, described One interconnecting piece (12) is groove, and the second connecting portion (26) is protrusion, and the second connecting portion (26) is fastened on described first In interconnecting piece (12).
11. drying air channel structure according to claim 8, which is characterized in that second linkage section (14) is close to described The side of first cylinder section (24) is provided with escape groove (142), the cell wall and first cylinder section of the escape groove (142) (24) interval setting.
12. drying air channel structure according to any one of claims 4 to 11, which is characterized in that the drying air duct knot Structure further include:
Baffle plate (40), baffle plate (40) setting is in the first runner (11).
13. drying air channel structure according to claim 12, which is characterized in that the baffle plate (40) be it is multiple, it is multiple The baffle plate (40) is positioned apart from along the extending direction of the first runner (11).
14. drying air channel structure according to any one of claim 1 to 11, which is characterized in that the apopore (23) At least partially expansion hole section, the expansion hole section extends to by the heat exchange runner on the direction of the cooling liquid bath (22) It gradually expands.
15. a kind of washing machine, including drying air channel structure, which is characterized in that the drying air channel structure is claim 1 to 14 Any one of described in drying air channel structure.
16. washing machine according to claim 15, which is characterized in that the washing machine further include:
Interior bucket, the heat exchange runner are connected with the interior bucket;
Heating part, the heating part are used to heat the gas after heat exchange, and the heating part is arranged in the interior bucket and the drying Between air channel structure, so that the gas after the heating of the heating part is sent into the interior bucket.
CN201910376939.0A 2019-05-07 2019-05-07 Drying air duct structure and washing machine with same Active CN109989240B (en)

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CN110670325A (en) * 2019-10-15 2020-01-10 无锡小天鹅电器有限公司 Condenser and clothes treatment device
CN110806095A (en) * 2019-10-15 2020-02-18 无锡小天鹅电器有限公司 Condenser and clothes treatment device
CN114753093A (en) * 2022-04-29 2022-07-15 珠海格力电器股份有限公司 Clothes nursing device

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CN109989241A (en) * 2019-05-07 2019-07-09 珠海格力电器股份有限公司 Dry air channel structure and the washing machine with it
CN210031236U (en) * 2019-05-07 2020-02-07 珠海格力电器股份有限公司 Drying air channel structure and washing machine with same

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CN104032552A (en) * 2013-03-05 2014-09-10 三星电子株式会社 Laundry Treating Apparatus
CN109989241A (en) * 2019-05-07 2019-07-09 珠海格力电器股份有限公司 Dry air channel structure and the washing machine with it
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CN110670325A (en) * 2019-10-15 2020-01-10 无锡小天鹅电器有限公司 Condenser and clothes treatment device
CN110806095A (en) * 2019-10-15 2020-02-18 无锡小天鹅电器有限公司 Condenser and clothes treatment device
CN110670325B (en) * 2019-10-15 2022-03-11 无锡小天鹅电器有限公司 Condenser and clothes treatment device
CN114753093A (en) * 2022-04-29 2022-07-15 珠海格力电器股份有限公司 Clothes nursing device
CN114753093B (en) * 2022-04-29 2023-03-10 珠海格力电器股份有限公司 Clothes nursing device

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