CN104911876B - A kind of flushing mechanism of heat exchanger - Google Patents
A kind of flushing mechanism of heat exchanger Download PDFInfo
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- CN104911876B CN104911876B CN201410096072.0A CN201410096072A CN104911876B CN 104911876 B CN104911876 B CN 104911876B CN 201410096072 A CN201410096072 A CN 201410096072A CN 104911876 B CN104911876 B CN 104911876B
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Abstract
The present invention discloses a kind of flushing mechanism of heat exchanger, the heat exchanger includes two groups of cross one another wind paths, one group of wind path is connect with hot wind wind path, another group of wind path is connect with cold wind wind path, flushing mechanism is set between the hot wind inlet and hot wind wind path of the heat exchanger, and the flushing mechanism includes spraying layer and sealing cover, and spraying layer and sealing cover constitute a cavity, multiple spray apertures are set on spraying layer, water inlet is set on sealing cover.The impurity such as the flushable line bits for being attached to perhaps internal heat exchanger wind path at the hot wind inlet of heat exchanger of the flushing mechanism avoid the impurity such as line bits from resulting in blockage hot wind inlet or wind path, guarantee the unimpeded of wind path.
Description
Technical field
The present invention relates to drying field, especially a kind of flushing mechanism of heat exchanger.
Background technique
Constantly upgrade optimization with Energy Efficiency Standard in white goods industry, more and more users begin to focus on the energy of product
Parameter is imitated, energy conservation and environmental protection has become industry development direction.
Therefore the drying capacity that there is elution to dry three-in-one clothes washer-dryer equally upgrades with the upgrading of industry.Rolling
Cartridge type clothes washer-dryer, during the drying process, energy should make the water evaporation of clothing become steam, the steaming being also evaporated
Vapour continues condensation and becomes water vapour.
Triformed condensing mode in industry at present, one, using the cold water of tap water, steam is condensed, advantage: system
Make it is at low cost, using simple.Disadvantage: needing constantly to intake in machine operation, and cooling, water consume is big.Two, use compressor, application
Compressor principle is condensed steam using refrigerant, advantage: efficiency is low, water consumption little power consumption.Disadvantage: it is at high cost, it is expensive, no
Conducive to popularization.Three, air heat exchanger is condensed steam using outside air, though it is high not as good as the condensation efficiency of compressor,
It is to save water, save electricity, and equipment cost is low.
For prior art using aluminum alloy materials as heat exchanger, it is all the way aluminium horizontal that exchanger, which is divided into two-way production,
Plate design, facilitates steam to pass through.Another way is the design of meander configuration aluminium sheet, facilitates heat dissipation.It is generally limited by machine volume, at most
Two sets heat dissipation paths, aluminum alloy materials costs of manufacture height are made, heat dissipation effect is limited by aluminum alloy sheet manufacture craft, steam and cold
Condenser contact area is small, is unfavorable for steam condensation.
To increase heat dissipation area, plastic tab formula heat exchanger stacks overlap joint by the multiple fins being arranged alternately in length and breadth, adopts
With plastic material, molding is simple, and thickness is controllable, and can be made thin, can increase the quantity of fin in effective space,
Heat dissipation area can be increased, improve heat exchanger effectiveness, directly alternately place superposition in length and breadth, be not necessarily to other connecting components, and
Positioning is simple, accurate, but relatively thin thin slice can bring intensity to be lower, and reliability reduces, and deformation can be generated after long-time use,
Properties of product are influenced, add frame in the outside of heat exchanger, while plastic tab formula heat exchanger requires production thickness small, number
Amount is more, mutually assembles between frame, while a lot of lines bits can be generated in clothes drying process, if be not easy by line bits blocking clear
Reason then needs to increase a kind of filter structure to guarantee product quality durable, and filtering enters heat exchanger from clothes dryer air duct
Line bits filtered by filter screen structure, protect heat exchanger not to be blocked, guarantee part quality and service life.Or it needs to increase by one
Kind flushing mechanism is rinsed line bits, heat exchanger is protected not to be blocked, guarantees part quality and service life.
Given this present invention is proposed.
Summary of the invention
It is an object of the present invention to overcome the deficiencies of the prior art and provide a kind of flushing mechanism of heat exchanger, effectively solve
The wind path of line bits blocking heat-exchanger.
In order to realize the purpose, the present invention adopts the following technical scheme: a kind of flushing mechanism of heat exchanger, the heat are handed over
Parallel operation includes two groups of cross one another wind paths, and one group of wind path is connect with hot wind wind path, and another group of wind path is connect with cold wind wind path, institute
It states and flushing mechanism is set between the hot wind inlet of heat exchanger and hot wind wind path.
The flushing mechanism includes spraying layer and sealing cover, and spraying layer and sealing cover constitute a cavity, be arranged on spraying layer
Water inlet is arranged on sealing cover in multiple spray apertures.
The top of the heat exchanger is hot wind inlet, and lower part is the hot-blast outlet after being condensed, the top of heat exchanger
Upper cover plate is set, and the spraying layer is the upper cover plate being arranged at heat exchanger hot wind inlet, is arranged on the upper cover plate multiple
Spray apertures, multiple spray apertures are uniformly arranged on upper cover plate.
The pore diameter range of the spray apertures is 2-6mm, spacing 5-10mm.
Sealing cover setting is tightly connected on upper cover plate top and upper cover plate, be equipped between spraying layer and sealing cover one compared with
Small―gap suture.
The gap is 4-8mm.
The water inlet of the sealing cover connects a water pump, is connected to by the water pump with tap water or other water sources.
The heat exchanger includes that the fin put is taken in multiple superpositions, and the opposite two sides of each fin are folded upward at, with
The fin of upper part matches the wind path to form ventilation, and adjacent fin is arranged alternately in length and breadth, constitute mutually independent beam wind road and
Range wind road, range wind road are vertically arranged, and are connect with hot wind wind path, and the top on range wind road is arranged in the flushing mechanism.
Filter device is set at the hot wind inlet on heat exchanger range wind road, and the flushing mechanism is arranged in filter device
Top.
After technical solutions according to the invention, bring it is following the utility model has the advantages that
1, flushing mechanism is set in the present invention, can line bits in auto-flushing filter structure or heat exchanger wind path, keep away
The air resistance coefficient for exempting from system caused by line bits improves, and extends the service life of heat exchanger；It is rinsed using water flow manually unclear
Reason, improves the automatization level of machine.
2, present heat exchanger uses plastics fin, and molding is simple, and thickness is controllable, and can be made thin, can be
The quantity that fin can be increased in effective space, can increase heat dissipation area, improve heat exchanger effectiveness；Die mould slot can both play
The effect of positioning, and wind path can be formed, air-flow is guided, while increasing the intensity of fin, prevent from deforming, moreover it is possible to increased contact and dissipate
Heat area increases the efficiency of heat exchange.
3, frame is set outside heat exchanger in the present invention, stationary heat exchangers and the strong of heat exchanger can be enhanced
Degree, improves the operational reliability of heat exchanger, prolongs the service life, and reduces the breakdown maintenance rate of machine, reduce machine maintenance at
This；Frame and each fin are located by connecting, and mutually assemble, and mutually support, are connected firmly, and structure is simple, easy for installation.
A specific embodiment of the invention is described in further detail with reference to the accompanying drawing.
Detailed description of the invention
Fig. 1: the external structure of dryer or washing-drying integral machine of the present invention
Fig. 2: the internal structure chart of dryer or washing-drying integral machine of the present invention
Fig. 3: the structure chart of air setting structure of the present invention
Fig. 4: the explosive view of air setting structure of the present invention
Fig. 5: present heat exchanger wind path schematic diagram
Fig. 6: present heat exchanger structure chart
Enlarged drawing at Fig. 7: Fig. 6 A
Enlarged drawing at Fig. 8: Fig. 6 B
Fig. 9: the explosive view of present heat exchanger
Figure 10: superposing type heat converter structure figure of the present invention
Figure 11: superposing type heat exchanger explosive view of the present invention
Figure 12: the wind path schematic diagram of superposing type heat exchanger of the present invention
Figure 13: the structure chart of flushing mechanism of the present invention
Figure 14: the structure chart of the even wind structure of the present invention
Figure 15: the structure chart of upper cover plate of the present invention
Wherein: 1, fin, the 11, first fin, the 12, second fin, 4, pin, 5, slot, 6, die mould slot, 7, flange, 8,
Deckle board, 9, through-hole, 13, recess, 14, card column, 15, card convex, 16, hole, 17, block tongue, 18, bayonet, 19, buckle, 20, card slot, 21,
Groove, 22, sheet protrusion, 23, sealing baffle, 24, hot wind inlet, 25, upper cover plate, 26, filter structure, 27, air duct, 28, chamber
Room, 29, front panel, 30, roller, 31, hot wind wind path, 32, cold wind wind path, 33, air inlet, 34, blower, 35, heat exchanger,
36, air inlet, 37, air outlet, 38, gusset, 39, lower cover plate, 40, spraying layer, 41, sealing cover, 42, spray apertures, 43, water inlet
Mouthful, 44, water pump, 45, air inlet, 46, side plate.
Specific embodiment
A kind of flushing mechanism of heat exchanger of the present invention, the heat exchanger include two groups of cross one another wind paths,
One group of wind path is connect with hot wind wind path, and another group of wind path is connect with cold wind wind path, the hot wind inlet and hot wind of the heat exchanger
Flushing mechanism is set between wind path.At the flushable hot wind inlet 24 for being attached to heat exchanger or internal heat exchanger wind path
The impurity such as line bits avoid the impurity such as line bits from resulting in blockage hot wind inlet or wind path, guarantee the unimpeded of wind path.
As shown in Fig. 4, Figure 13, Figure 15, flushing mechanism includes spraying layer 40 and sealing cover 41, spraying layer 40 and sealing cover 41
A cavity is constituted, multiple spray apertures 42 are set on spraying layer 40, water inlet 43, the water inlet of sealing cover 41 are set on sealing cover 41
43 one water pumps 44 of connection, are connected to by the water pump 44 with tap water or other water sources.In drying end of run or operational process
In, or periodically heat exchanger is rinsed, gap is small between spraying layer 40 and sealing cover 41, certain hydraulic pressure can be formed,
Hydraulic pressure can make each spray apertures spray water column, rinse each wind path of heat exchanger.
At the hot wind inlet 24 of heat exchanger be arranged a upper cover plate 25, the upper cover plate 25 have a sloped top face, it is described on
Cover board 25 and heat exchanger form a chamber 28, the chamber 28 upper cover plate tilt higher one end far from heat exchanger be into
Air port, the upper cover plate inclination is higher, one end far from heat exchanger is folded upward at, and constitutes condensation knot with opposite another side
The air inlet 36 of structure, the spraying layer 40 are the sloped top face of upper cover plate 25, and multiple spray apertures 42 are arranged in the sloped top face,
Multiple spray apertures 42 are uniformly arranged on upper cover plate 25.
The pore diameter range of spray apertures 42 is 2-6mm, spacing 5-10mm, is rushed convenient for all wind paths to heat exchanger
It washes.
The setting of sealing cover 41 is tightly connected on 25 top of upper cover plate and upper cover plate 25, and one is equipped between spraying layer and sealing cover
Small gap.The gap is 4-8mm.The gap can guarantee that the water entered can form certain hydraulic pressure in inside, and hydraulic pressure can be with
So that each spray apertures is sprayed water column, wind path is rinsed.
Flushing mechanism is located at 26 top of filter structure, can be rinsed to filter structure, does not just have to every time by pavcilion
Plate is opened, and extraction filter structure 26 is cleaned up.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the flushing mechanism of heat exchanger of the present invention is applied in dryer or is washed dry
In all-in-one machine, drying system is included at least in dryer or washing-drying integral machine, the drying system includes heating structure and condensation
Structure, the condensation structure are arranged in 30 lower part of dryer or washing-drying integral machine roller, the condensation structure include hot wind into
Air port 36 and air outlet 37 further include air inlet 33 and the gas outlet 45 of cold wind, condensation structure arranging heat exchangers inside 35, institute
Stating heat exchanger 35 is to take the fin put in a crisscross manner, and heat exchanger 35 includes two groups of cross one another wind paths, one group of wind path with
Hot wind wind path 31 connects, and another group of wind path is connect with cold wind wind path 32, and the frame of inclosure structure is arranged outside heat exchanger 35.
The length direction of condensation structure and the front panel 29 or side plate 46 of dryer or washing-drying integral machine are vertically arranged, excellent
The length direction of condensation structure and the front panel 29 of dryer or washing-drying integral machine is selected to be vertically arranged.
The air inlet 36 of the condensation structure passes through the mistake of condensation structure in lower part, such hot wind in top, air outlet 37
Cheng Zhong, the vapor in hot wind condense into condensed water to the cold, can be downward under gravity along the inner wall of condensation structure
Condensed water collecting device is flowed to, air inlet 36, air outlet 37 are connected to by clothes dryer air duct 27 with roller 30 respectively, air inlet
33 and gas outlet 45 in one of mouth blower is set, another mouth is communicated with atmosphere.
The front of washing-drying integral machine is arranged in the air inlet 33, and the rear portion of washing-drying integral machine is arranged in gas outlet 45, and
Blower 34 is set at gas outlet 45, air is sucked by front under the action of blower 34, is changed with the hot wind inside heat exchanger 35
It is discharged after heat by rear portion, the front of dryer or washing-drying integral machine, which needs to open the door, picks and places clothing, does not have obstacle, air inlet generally
Mouthfuls 33 are arranged in the front of dryer or washing-drying integral machine, it is ensured that air inlet it is unimpeded, gas outlet 45 is arranged in dryer or washes
The rear portion of drying integral machine, air are discharged by rear portion, will not be interfered to the user of front.
For the heat exchanger effectiveness for improving condensation structure, the present invention uses Superimposed heat exchanger, using plastic material, molding
Simply, thickness is controllable, and can be made thin, can increase the quantity of fin in effective space, can increase radiating surface
Product improves heat exchanger effectiveness, and positions simple, accurate.
As shown in figs. 10,11 and 12, superposing type heat exchanger takes the fin 1 put, each fin 1 including multiple superpositions
Opposite two sides be folded upward at, the wind path to form ventilation is matched with the fin 1 of upper part, adjacent fin 1 replaces in length and breadth
Setting, constitute it is mutually indepedent between the upper and lower every beam wind road and range wind road.High temperature gas flow can wherein be led in beam wind road, in range wind road
Can lead in low-temperature airflow or beam wind road can lead to low-temperature airflow, and high temperature gas flow, the gas of different temperatures can be led in range wind road
Stream is in internal indirect contact heat exchanger.Fin 1 uses plastic material, and molding is simple, and thickness is controllable, and can be made thin,
The quantity that fin can be increased in effective space, can increase heat dissipation area, improve heat exchanger effectiveness.
Wherein range wind road is vertically arranged, corresponding with the air inlet 36 of condensation structure and air outlet 37, is connected with hot wind wind path 31
It connecing, beam wind road is horizontally disposed, and it is corresponding with the air inlet 33 of condensation structure and gas outlet 45, it is connect with cold wind wind path 32.
The lower surface for the two sides that fin 1 is folded upward at is equipped with downwardly convex pin 4, before and after 1 wind path of fin
It is equipped at inlet and outlet and is arranged alternately in length and breadth with the matched slot 5 of pin 4, fin 1, the corresponding lower layer of the pin 4 of upper layer fin sticks up
The position of the slot 5 of piece, the slot 5 that the pin 4 of upper layer fin is inserted under layer fin connect two neighbouring fins.
The wind path direction that fin 1 is formed perpendicular to the fin and upper part fin is arranged in parallel with a plurality of downward die mould slot
6, the wind path formed with its underpart fin is divided into multiple parallel wind paths by the die mould slot 6.The die mould slot 6 can both be formed
Wind path guides air-flow, while increasing the intensity of fin, prevents from deforming, plays the role of reinforcing rib, while increasing a plurality of die mould
Slot is equivalent in identical projected area and increases contact heat dissipation area, to increase the efficiency of heat exchange.
Fin 1 before and after the wind path formed with upper part fin into and out of being provided with downward die mould slot 6 at air port,
The die mould slot 6 constitutes the slot 5, i.e. fin 1 is the slot 5 in the die mould slot 6 of air inlet；The die mould slot 6
The die mould depth that the die mould depth at both ends is greater than in the middle part of it formed it is downward convex to form the pin 4, only change one in this way
The depth of down-pressing type can form the pin 4, without carrying out individual die mould to pin 4, simplify molding technique, this
The position of sample pin 4 and the position of die mould slot 6 correspond, but the position of pin 4 is not limited to the only position with die mould slot 6
Correspondence is set, pin 4 can be distributed in any position of the lower surface for the two sides being folded upward at, and preferably guarantee both ends respectively have one
Pin, centre redistribute at least one.
The four side outward bending of fin 1 is at flange 7, and the flange 7 of neighbouring fin overlaps, at the slot 5
Flange 7 is overlapped on its underpart fin and is folded upward on the flange 7 of rear outward bending, and fits closely the wind path to form sealing.Its
In there is the flange of the two sides of upward bending to be higher than fin, the flange of the two sides equipped with slot is lower than fin, upper layer fin
Lower flange at slot rides over lower layer's fin and is folded upward on the higher flange at place, fits closely the wind to form sealing
Road, while playing the role of limit.It is located by connecting using pin 4, slot 5 and bending flange 7, directly alternately places superposition in length and breadth
, other connecting components are not necessarily to, and position simple, accurate.
Fin 1 with a thickness of 0.2-0.5mm, the heat exchanger relative to aluminium alloy greatly reduces the thickness of sheet body, limited
Space in more heat exchange fins can be set, the area of heat exchange is increased, to improve heat exchange efficiency.
Heat exchanger 35 is formed by the mode that multiple groups fin stacks, including the first fin 11 and the second fin 12, and first sticks up
Two long sides of piece 11 are folded upward at the wind path for matching with the fin of upper part and forming ventilation, two short sides of the second fin 12
It is folded upward at the wind path for matching with the fin of upper part and forming ventilation, if the first fin 11 and the second fin 12 are square
When, the structure of the two is identical, and the first fin 11 and the second fin 12 are alternately placed, constitute it is mutually indepedent between the upper and lower every beam wind road
With range wind road.Fin all around has outwardly extending flange, wherein there is the flange of the two sides of upward bending to be higher than fin, if
There is the flange of the two sides of slot to be lower than fin, the lower flange at the slot of upper layer fin rides over lower layer's fin and is folded upward at
On the higher flange at place, the wind path to form sealing is fitted closely.
In use, in horizontal direction, wind path is passed through temperature in the wind path of horizontal direction at vertical direction to wind path all the way all the way
Lower air-flow is passed through the higher air-flow of temperature in the wind path of vertical direction, heat exchange occurs when air-flow passes through, wherein vertical side
To wind path in aqueous vapor in the higher air-flow of temperature condense to the cold, condensed water flows downward out heat exchanger along the side wall of wind path,
It applies in dryer or washing-drying integral machine, the hot wind wind path 31 is the circulating air duct of dryer or washing-drying integral machine, described
Cold wind wind path 32 is air wind path.The hot and humid air outlet of the circulating air duct of range wind road and dryer or washing-drying integral machine passes through wind
Machine connection, beam wind road are connected to by blower with outside air, and outside air is pumped into the wind path of horizontal direction, while wind by blower
Damp-heat air inside dryer is pumped into the wind path of vertical direction by machine, the water by the heat loss through conduction of fin, in damp-heat air
Steam is condensed into condensed water, and the side wall along wind path flows downward out heat exchanger, until the collecting box of dryer or washing-drying integral machine.
For the intensity for enhancing heat exchanger, the operational reliability of heat exchanger is improved, is prolonged the service life, machine is reduced
Breakdown maintenance rate reduces machine maintenance cost, and frame is arranged in the external of heat exchanger of the present invention, the heat exchanger
Deckle board 8 is set on six sides of up, down, left, right, before and after, and the frame is that the deckle board 8 being arranged on heat exchanger side connects
The inclosure structure of composition forms the heat exchanger with frame.
It is wherein provided on two groups of opposite deckle boards 8 as shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, on frame and internal heat
The through-hole 9 that device wind path matches, the opposite deckle board 8 of another set are plate, on the one hand the plate makes frame form a sealing
Cavity, on the other hand opposite with other two groups deckle board connection, further reinforces connection effect, avoid described two groups it is opposite
Deckle board deformation.
The each deckle board junction of frame is provided with interconnecting piece, and adjacent deckle board is connected by interconnecting piece, the preferably described interconnecting piece
For buckle structure, structure is simple, easy for installation.
Buckle structure described further is that one of 8 edge of deckle board is provided with recess 13, is provided with cylinder in recess 13
The card column 14 of shape, the edge of deckle board 8 connected to it are provided with card convex 15, and hole 16,15 grafting of card convex are provided in card convex 15
In recess 13, two deckle boards 8 realize positioning, and the card column 14 in recess 13 is plugged in the hole 16 in card convex 15, realize connection；
Or the buckle structure is that one of 8 edge of deckle board is provided with "T"-shaped block tongue 17, deckle board connected to it
Edge is provided with " eight " shape bayonet 18, and "T"-shaped block tongue 17 is plugged in " eight " shape bayonet 18, and "T"-shaped block tongue 17 is by " eight " shape card
Mouthfuls 18 wider one end insertions, bayonet 18 have certain deformation quantity, and block tongue 17 is exerted oneself one end that " eight " shape bayonet 18 is relatively narrow
Top width, after the wider head of block tongue 17 is injected in 18 mouthfuls of card, bayonet 18 restores to the original state, and block tongue 17 cannot reversely be extracted out, realizes solid
Fixed connection；
Again or the buckle structure is that the side at one of 8 edge of deckle board is provided with the buckle 19 of protrusion, is connected with it
The edge of the deckle board 8 connect have one perpendicular to deckle board flanging, the side of flanging corresponds to snapped on position and is provided with recessed card slot
20, buckle is clamped with card slot；
Above-mentioned several buckle structures can be used alone, and can also be applied in combination for any two or three on same frame.
Two groups of 8 inner surfaces of deckle board with through-hole 9 are provided with multiple parallel grooves 21, the groove 21 and heat exchanger four
The flange 7 fitted closely on week is corresponding, and the flange 7 fitted closely is plugged in the groove 21 of corresponding deckle board inner surface,
The flange of flange and upper part or lower part fin per a piece of fin 1 is inserted into the groove 21 of lower portion after combining closely, both
It is capable of fixing fin, moreover it is possible to play the role of increasing fin intensity, improve functional reliability.
Specifically: heat exchanger includes that the fin 1 put is taken in multiple superpositions, and the opposite two sides of each fin are bent up
Folding, the wind path to form ventilation is matched with the fin of upper part, and adjacent fin is arranged alternately in length and breadth, is constituted independently of each other between the upper and lower
Every beam wind road and range wind road, the through-hole being arranged on two groups of opposite deckle boards respectively with beam wind road, range wind road import and
Outlet corresponds to.Four side outward bendings of fin are at flange 7, and the flange of neighbouring fin 1 overlaps, at the slot
Flange is overlapped on its underpart fin and is folded upward on the flange 7 of rear outward bending, and fits closely, the ditch of the deckle board inner surface
Slot 21 is corresponding with the flange fitted closely 7, and the flange 7 fitted closely is plugged on the groove of corresponding 8 inner surface of deckle board
In 21.
Multiple sheet protrusions 22 perpendicular to deckle board 8 are provided on adjacent each edge of two groups of deckle boards with through-hole 9,
Spatial form between the shape of the sheet protrusion 22 and the corresponding adjacent flange of base pin place is identical, and the sheet protrusion 22 is distinguished
It is plugged in the space that base pin place corresponds between adjacent flange.
Specifically: the lower surface for the two sides that fin 1 is folded upward at is equipped with downwardly convex pin 4, in addition on two sides
Surface is equipped with slot 5 recessed down, and the slot 5 that the pin 4 of the fin 1 is inserted under portion's fin connects neighbouring two
Fin, the preferably described fin four corners are at least respectively arranged with a pin 4, and pin side is to bend downward rear outward bending
Flange 7, the other side are the flange 7 for being folded upward at rear outward bending, are seamlessly transitted at pin 4, the shape of the sheet protrusion 22
Spatial form between shape and the corresponding adjacent flange of base pin place is identical, and the sheet protrusion 22 is plugged on base pin place respectively and corresponds to phase
In space between adjacent flange.
In heat exchanger of the present invention with frame, connected between heat exchanger by pin 4, slot 5, and every phase
The flange 7 of adjacent two fins fitting is inserted into the groove 21 of deckle board, stationary heat exchangers, while improving intensity, and there are also deckle boards
On sheet protrusion be inserted into the space between base pin place transition flange, further fix, between each structure mutually limit,
It is mutually located, mutually assembly, mutually support.
Sealing baffle 23 is provided with outside frame, it is preferably described to be provided with the through-hole matched with internal exchanger wind path
The edge of deckle board 8 is provided with sealing baffle 23, enhances the leakproofness of frame, keeps entire heat exchanger appearance globality strong.
Multiple heat exchangers 35 can be connected into use in another embodiment in the present invention, improve hot and cold air
Contact area and time improve heat exchange efficiency.
The frame i.e. effect of being located by connecting in the present invention has booster action again, increases the reliability operation of component, simultaneously
Can be with the fin of stationary heat exchangers, while can also mutually assemble, it is mutually located, structure is simple, easy for installation.
Circulating air duct of the condensation structure in dryer or washing-drying integral machine in dryer perhaps washing-drying integral machine
The upper condensation for damp-heat air, operation can generate line bits when drying, and since the fin number of plies is more in heat exchanger 35, transport for a long time
Line considers accumulation easy to form to be worth doing, and the line bits blocking heat to prevent hot wind wind path 31 from taking out of out of dryer or washing-drying integral machine is handed over
The wind path of parallel operation 35, is arranged filter structure 26 at the hot wind inlet 24 of heat exchanger 35, effectively filters the impurity such as line bits, avoids
It enters internal heat exchanger, it is logical to cause wind path unsmooth flowing, or result in blockage to wind path.The hot wind of the heat exchanger 35
Filter structure, the air inlet 36 that condensation structure is arranged in and heat exchanger that the filter structure 26 can push and pull is arranged in entrance 24
Hot wind inlet 24 between.
As shown in Figure 3, Figure 4, a upper cover plate 25 is set at the hot wind inlet 24 of heat exchanger 35, which has one
Sloped top face, the upper cover plate 25 form a chamber 28 with heat exchanger, which tilts higher, separate heat in upper cover plate and hand over
One end of parallel operation is air inlet 36, and upper cover plate inclination is higher, one end far from heat exchanger is folded upward at, and opposite another
One side constitutes the air inlet 36 of condensation structure, and the filter structure is arranged in the chamber 28, and the air inlet 36 was located at
The side of structure is filtered, heat exchanger hot wind inlet 24 is located at the other side of filter structure.In this way, entering air inlet 36 in hot wind
Afterwards, into before hot wind inlet 24, the line bits in hot wind are stopped by filter structure, and line bits is avoided to enter the interior of heat exchanger
Filter structure periodically cleans in portion.
Filter structure 26 is connect with 28 side walls of chamber, and the chamber 28, filtering are stretched out in one end of the filter structure
Structure 26 is greater than length of the heat exchanger 35 on filter structure push-and-pull direction, filter structure in the length on push-and-pull direction
When 26 one end is located at 28 penetralia of chamber, the other end of filter structure is located at the outside of chamber.Filter structure 26 can be pulled outwardly
It is cleared up out, when one end of the filter structure 26 is located at 28 penetralia of chamber, filter structure 26 is located at outside chamber 28
The opening that one end and filter structure pass through the chamber 28 is tightly connected, and is guaranteed in normal use, internal hot wind will not leak.
The two sides of filter structure 26 are provided with sliding slot/sliding block, and sliding block/cunning is provided in corresponding chamber sidewall
Slot, sliding slot/sliding block and sliding block/sliding slot cooperate, and formation is slidably connected, and facilitate the push-and-pull of filter structure.
The bottom of dryer or washing-drying integral machine is arranged in filter structure 26 and heat exchanger 35, and dryer or washes dry one
The front panel 29 of body machine is vertically arranged, and the filter structure 26 can be along the front panel 29 perpendicular to dryer or washing-drying integral machine
Direction push-and-pull.One end of filter structure 26 is located at 28 penetralia of chamber when normal condensation, and the other end of filter structure 26 is located at chamber
The outside of room 28 opens pavcilion plate when cleaning and pulls out filter structure and can clear up filter structure.
Filter structure is filter screen, and the area of air inlet of area and heat exchanger of the filter screen is corresponding, described
Framework is set around filter screen, and the upper cover plate inner sidewall is provided with slot, and the framework is plugged on upper cover plate inner sidewall
In slot, it is slidably connected.
Due to that can generate line bits when drying, the fin number of plies of heat exchanger 35 is more, and the gap between adjacent layer is smaller, long
Time runs line and considers accumulation easy to form to be worth doing, and long-play line bits are easy to form heap at filter structure after filter structure is arranged
Product clears up for convenience of the line bits to internal heat exchanger, flushing mechanism is arranged at the hot wind inlet of heat exchange 35, or
For convenience of the line bits of cleaning filter structure filtering, set between the air inlet 36 of condensation structure and the hot wind inlet 24 of heat exchanger
Flushing mechanism is set, flushing mechanism is located at the top of filter structure.
Filter structure and flushing mechanism can choose a setting, can also both be arranged, and when being both arranged, rinse
Structure is located at the top of filter structure.
The air inlet 36 of condensation structure is the air port of an entirety, and the hot wind inlet 24 of heat exchanger is multiple air ports, and
The area of section of the air inlet of condensation structure is less than the area of section of the hot wind inlet of heat exchanger, the air outlet 37 of condensation structure
For the air port of an entirety, the hot-blast outlet of heat exchanger is multiple air ports, and the area of section of the air outlet 37 of condensation structure
Less than the area of section of the hot-blast outlet of heat exchanger, to realize by the heat of 36 heat exchanger of air inlet of hot wind condensation structure
Air inlet is arranged in the even transition of wind inlet 24 between the air inlet 36 of condensation structure and the hot wind inlet 24 of the heat exchanger
Even wind structure, for realize hot wind by heat exchanger hot-blast outlet to condensation structure air outlet even transition, in condensation structure
Air outlet and the heat exchanger hot-blast outlet between be arranged the even wind structure of outlet air.
As shown in Figure 14, Figure 15, enter the wind even wind structure are as follows: a upper cover plate 25, upper cover are set at exchanger hot wind inlet 24
Plate 25 has a sloped top face, and the upper cover plate 25 and heat exchanger form a chamber 28, the chamber upper cover plate tilt it is higher,
One end far from heat exchanger is air inlet, and air inlet inner surface is provided with multiple gussets disposed in parallel 38, and gusset 38 will be into
Air port 36 is separated into multiple wind paths.In this way under the guidance for the wind path that gusset 38 is constituted, hot wind can uniformly enter heat exchange
Each hot wind inlet 24 of device.
The gusset 38 is arranged along the hot wind inlet 24 of heat exchanger, the clearance space and heat exchanger of adjacent two gusset 38
35 hot wind inlet 24 is corresponding.The inclination of upper cover plate 25 is higher, is folded upward at far from one end of heat exchanger, and opposite another
Side constitutes air inlet, and two opposite inner surfaces of air inlet are evenly arranged with multiple parallel gussets perpendicular to the inner surface
38, the gusset 38 is vertically arranged.
Multiple parallel gussets 38, the top of the gusset 38 and sloped top face is arranged in 25 sloped top face inner surface of upper cover plate
Connection, lower part is hanging, and the height change of the gusset 38 is corresponding with the tilt angle of sloped top face, the height of gusset 38 from into
Air port internally gradually decreases, and the plane that 38 lower part of gusset is constituted is parallel with heat exchanger upper surface.
The upper cover plate 25 and the gusset 38 are wholely set, preferably integrated injection molding.
As shown in figure 4, the even wind structure of outlet air are as follows: a lower cover plate is arranged at the hot-blast outlet that the heat exchanger is condensed
39, multiple air outlets are arranged in the side of the lower cover plate 39, and multiple air outlets are connected to a total air outlet in " crowd " shape, are connected to
The air duct 27 of dryer or washing-drying integral machine, have in this way heat exchanger come out be condensed after hot wind first pass through multiple outlet air
Mouthful, it reassociates to together, until the air duct of dryer or washing-drying integral machine.Upper cover plate 25, lower cover plate 39 and heat exchanger clamping connect
It connects, is preferably connect with two flat deckle boards, and to be tightly connected.
The foregoing is merely the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art and
Speech, without departing from the principles of the present invention, can also make various deformation and improvement, this also should be considered as protection of the invention
Range.
Claims (6)
1. a kind of flushing mechanism of heat exchanger, the heat exchanger includes two groups of cross one another wind paths, one group of wind path and heat
The connection of wind wind path, another group of wind path are connect with cold wind wind path, it is characterised in that: filtering is arranged at the heat exchanger hot wind inlet
Structure, is arranged flushing mechanism between the hot wind inlet and hot wind wind path of the heat exchanger, at the heat exchanger hot wind inlet
One upper cover plate is set, which has a sloped top face, and the upper cover plate and heat exchanger form a chamber, and the chamber is upper
The higher one end far from heat exchanger of cover board inclination is air inlet, and the filter structure is arranged in the chamber, the air inlet
Positioned at the side of filter structure, heat exchanger hot wind inlet is located at the other side of filter structure；The flushing mechanism is arranged in mistake
Filter structure upstream.
2. a kind of flushing mechanism of heat exchanger according to claim 1, it is characterised in that: the flushing mechanism includes spray
Drenching layer and sealing cover, spraying layer and sealing cover constitute a cavity, and multiple spray apertures are arranged on spraying layer, water inlet is arranged on sealing cover
Mouthful.
3. a kind of flushing mechanism of heat exchanger according to claim 1 or 2, it is characterised in that: the heat exchanger
Top is hot wind inlet, and lower part is the hot-blast outlet after being condensed, and upper cover plate is arranged in the top of heat exchanger, and the spraying layer is
Upper cover plate at heat exchanger hot wind inlet is set, multiple spray apertures are set on the upper cover plate, multiple spray apertures are uniformly set
It sets on upper cover plate.
4. a kind of flushing mechanism of heat exchanger according to claim 3, it is characterised in that: the sealing cover is arranged upper
Cover board top and upper cover plate are tightly connected, and a small gap is equipped between spraying layer and sealing cover.
5. a kind of flushing mechanism of heat exchanger according to claim 4, it is characterised in that: the water inlet of the sealing cover
A water pump is connected, is connected to by the water pump with tap water or other water sources.
6. a kind of flushing mechanism of heat exchanger according to claim 1, it is characterised in that: the heat exchanger includes more
The fin put is taken in a superposition, and the opposite two sides of each fin are folded upward at, match to form ventilation with the fin of upper part
Wind path, adjacent fin is arranged alternately in length and breadth, constitutes mutually independent beam wind road and range wind road, range wind road is vertically arranged, with heat
The top on range wind road is arranged in the connection of wind wind path, the flushing mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410096072.0A CN104911876B (en) | 2014-03-14 | 2014-03-14 | A kind of flushing mechanism of heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410096072.0A CN104911876B (en) | 2014-03-14 | 2014-03-14 | A kind of flushing mechanism of heat exchanger |
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| CN104911876A CN104911876A (en) | 2015-09-16 |
| CN104911876B true CN104911876B (en) | 2019-01-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112323432B (en) * | 2017-04-28 | 2022-03-08 | 无锡小天鹅电器有限公司 | Heat pump drain pan and washing machine |
| CN107245864B (en) * | 2017-05-10 | 2020-07-14 | 无锡飞翎电子有限公司 | Control method of clothes dryer and clothes dryer |
| CN109518417B (en) * | 2017-09-19 | 2022-08-23 | 青岛海尔滚筒洗衣机有限公司 | Method and device for cleaning condenser threads for washing and drying integrated machine and washing and drying integrated machine |
| CN113106693B (en) * | 2020-01-13 | 2024-01-23 | 重庆海尔滚筒洗衣机有限公司 | Washing and drying integrated machine and control method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1712601A (en) * | 2004-06-24 | 2005-12-28 | 三星电子株式会社 | Washing machine |
| CN102286872A (en) * | 2011-07-12 | 2011-12-21 | 海尔集团公司 | Clothes washing and drying machine with heat pump drying and dehumidifying functions |
| CN102517860A (en) * | 2011-12-19 | 2012-06-27 | 海尔集团公司 | Clothes drying system and thread waste clearing method for same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0842988A (en) * | 1994-05-24 | 1996-02-16 | Daikin Ind Ltd | Heat exchanging element |
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2014
- 2014-03-14 CN CN201410096072.0A patent/CN104911876B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1712601A (en) * | 2004-06-24 | 2005-12-28 | 三星电子株式会社 | Washing machine |
| CN102286872A (en) * | 2011-07-12 | 2011-12-21 | 海尔集团公司 | Clothes washing and drying machine with heat pump drying and dehumidifying functions |
| CN102517860A (en) * | 2011-12-19 | 2012-06-27 | 海尔集团公司 | Clothes drying system and thread waste clearing method for same |
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Effective date of registration: 20160708 Address after: 266101 Haier Industrial Park, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant after: Qingdao Haier Drum Washing Machine Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Applicant before: haier group corporation Applicant before: Qingdao Haier Drum Washing Machine Co., Ltd. |
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