There is the drying washing machine of laundry care function and the control method of drying washing machine
Technical field
The present invention relates to washing machine technology field, particularly relate to the control method of the drying washing machine with laundry care function and drying washing machine.
Background technology
Along with the raising of people's living standard, the cleaning quality of washing machine is also required higher by user, especially when cleaning, hair overcoat, sweater etc. are easily occurred that line is considered to be worth doing, carrying out drying flow process, line is considered to be worth doing along with air-flow enters air channel, cause air channel blocking, blower fan or motor and affect drying effect, or line bits are wrapped in and cause fire on the heating tube in air channel, it is thus desirable to remove in advance.
With reference to Fig. 1, the drying system of prior art washing machine comprises interior cylinder 01, and the air channel 02 being connected with interior cylinder 01, condenser 03 it is provided with in air channel 02, blower fan 04 and well heater 05, moist clothing is placed in interior cylinder 01, interior cylinder 01 rotates, water on clothing is thrown away, along with the gas in interior cylinder 01 is extracted out by blower fan together, after damp and hot gas enters into condenser 03 from the inlet mouth of condenser 03 bottom, inwall along condenser continues upwards to flow, the water of condensation that gas drenches with the spray of condenser 03 top water-in in flow process contacts and carries out heat exchange, moisture in gas is condensed and absorbs, directly discharge from water outlet along with water of condensation arrives after bottom condenser 03, dry and cold air is discharged from condenser air outlet, interior cylinder 01 is returned to again after heating tube 05 heats, clothing is dried, circulate and so forth, until clothing is thoroughly dried.
In prior art, water of condensation is drenched in the spray of condenser top, in the process that water of condensation flows downward, along with current drop is more long, owing to current constantly accelerate under gravity, pressure diminishes, and the surface tension of water is less, when current reach certain speed, under the effect of air resistance, current are divided into little water droplet or little water column, because having gap between water droplet or water column, gas can pass from the gap between water droplet or water column, gas can not fully contact with water of condensation, therefore, line in gas is considered to be worth doing and flue dust can not all be condensed, and water-band is walked, condenser goes the effect of line bits and flue dust poor.
Summary of the invention
Embodiments of the invention provide a kind of has the drying washing machine of laundry care function and the control method of drying washing machine, can solve washing machine condenser in prior art and remove clothing and reach the standard grade the poor problem of the effect of bits and flue dust.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A drying washing machine with laundry care function, comprises interior cylinder; It is connected the air channel of described interior cylinder, blower fan, heating unit and condensation pipe it is provided with in described air channel, filtered water can be accumulated in the bottom of described condensation pipe, described blower fan is by air channel described in the gas suction in described interior cylinder, and after importing the interior filtered water filtration bottom described condensation pipe of described condensation pipe, it is evacuated in described interior cylinder through described air channel again and forms circulation, by filtrating smoke dust in clothing.
The drying washing machine with laundry care function that the embodiment of the present invention provides, when carrying out laundry care flow process, clothing is placed in interior cylinder, blower fan is by the line bits of attachment on gas damp and hot in interior cylinder and clothing, flue dust is extracted out together, and import in condensation pipe, because accumulating filtered water bottom condensation pipe, the wired bits of band discharged from interior cylinder and the hot and humid gas of flue dust are after entering condensation pipe, fully contact with the filtered water accumulated bottom condensation pipe and carry out heat exchange, hot and humid gas is condensed, gas with line bits and flue dust be also condensed water filtration, dry freezing air is discharged from condensation pipe, again after heating unit heats, return in interior cylinder and clothing is dried, so repeatedly circulate, line bits on clothing and flue dust thoroughly can be removed, and clothing is dried, therefore, the drying washing machine with laundry care function of the embodiment of the present invention remove clothing reach the standard grade bits and the effect of flue dust better.
The embodiment of the invention also discloses a kind of control method of drying washing machine, comprise the following steps:
S1, water inlet controller gather the temperature value t1 of the first temperature sensor detection and the temperature value t2 of the 2nd temperature sensor detection, and calculate the difference (t1-t2) of two temperatures value;
S2, when (t1-t2) is less than preset temp difference, described water inlet controller controls the opening and closing of described inlet valve and/or flowing water Valve, to change the filtered water bottom condensation pipe.
In the control method of the drying washing machine described in the embodiment of the present invention, the temperature value that water inlet controller first gathers the first temperature sensor and the 2nd temperature sensor detects, and calculate the difference of two temperatures value, again the temperature gap of this reality and the temperature gap preset are compared, when the temperature gap of this reality is less than preset temp difference, water inlet controller can control the opening and closing of inlet valve and flowing water Valve, the filtered water accumulated is changed bottom standpipe.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of washing machine drying system in prior art;
Fig. 2 is the structural representation of the embodiment of the present invention 1 drying washing machine;
Fig. 3 is the principle of work figure of the embodiment of the present invention 1 drying washing machine;
Fig. 4 is the structural representation of condenser in the embodiment of the present invention 1 drying washing machine;
Fig. 5 is the front view of pipe connecting in the embodiment of the present invention 1 drying washing machine;
Fig. 6 is the vertical view of pipe connecting in the embodiment of the present invention 1 drying washing machine;
Fig. 7 is the end face figure of pipe connecting 1a end in the embodiment of the present invention 1 drying washing machine;
Fig. 8 is the end face figure of pipe connecting 1b end in the embodiment of the present invention 1 drying washing machine;
Fig. 9 is the principle of work figure of the embodiment of the present invention 2 drying washing machine.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only the present invention's part embodiment, instead of whole embodiments. Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it will be appreciated that, it is based on orientation shown in the drawings or position relation that the orientation of the instruction such as term " " center ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position are closed; be only the present invention for convenience of description and simplified characterization; instead of the device that refers to of instruction or hint or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.
Washing-drying integral machine refers to the washing machine with drying function, generally the temperature of clothing is improved by hot blast or steam, clothing internal moisture is vaporized, then outside discharge machine, it is achieved the oven dry of clothing. the drying system of washing machine comprises interior cylinder and urceolus, interior cylinder is connected with air channel, the condenser being connected successively is set in air channel, blower fan and heating unit, the top of condenser is respectively equipped with water-in and air outlet, bottom is respectively equipped with water outlet and inlet mouth, after blower fan enters condenser from interior cylinder withdrawing gas, gas flows from bottom to top, heat exchange is carried out with the water of condensation spraying pouring in condenser from top to bottom, steam in gas is condensed, from the cold air that condenser expellant gas is dry, after heating unit in air channel heats again, enter in interior cylinder, clothing is carried out heating, drying, as above reciprocation cycle, until clothing is thoroughly dried.
Embodiment 1
With reference to Fig. 2, the present embodiment has the drying washing machine of laundry care function, the air channel 2 comprising interior cylinder 1 and be connected with interior cylinder 1, installing blower fan 3, heating unit 4 and condensation pipe 5 in air channel 2, filtered water is accumulated in the bottom of condensation pipe 5, blower fan 3 by the gas suction air channel 2 in interior cylinder 1 and import in condensation pipe 5, after gas is condensed in pipeline 5 filtered water and filters, it is pumped down in interior cylinder 1 through air channel 2 and forms circulation, can by the filtrating smoke dust in clothing.
The drying washing machine with laundry care function that the present embodiment provides, when carrying out laundry care flow process, clothing is placed in interior cylinder 1, blower fan 3 is by the line bits of damp and hot gas in interior cylinder 1 and attachment on clothing, flue dust is extracted out together, and import in condensation pipe 5, because accumulating filtered water bottom condensation pipe 5, the wired bits of band discharged from interior cylinder 1 and the hot and humid gas of flue dust are after entering condensation pipe 5, fully contact with the filtered water accumulated bottom condensation pipe 5 and carry out heat exchange, hot and humid gas is condensed, gas with line bits and flue dust be also filtered water filtration and fall, dry freezing air is discharged from condensation pipe 5, again after heating unit 4 heats, return in interior cylinder 1 and clothing is dried, so repeatedly circulate, line bits on clothing and flue dust thoroughly can be removed, and clothing is dried, therefore, the drying washing machine with laundry care function of the embodiment of the present invention remove clothing reach the standard grade bits and the effect of flue dust better.
Can selection of land, with reference to Fig. 3,6, condensation pipe 5 comprises pipe connecting 51 and condenser 52, wherein, the 1a end of pipe connecting 51 is connected with the air outlet 12 of interior cylinder 1, and 1b end is connected with the inlet mouth 521 of condenser 52, and the filtered water accumulated in condensation pipe 5 can be positioned at condenser 52 and/or the bottom of pipe connecting 51.
Specifically, the inlet mouth 521 of condenser 52 can be opened in the sidewall of condenser 52, and for ensureing that the gas extracted out from interior cylinder 1 can the filtered water bottom condenser 52 filter, the position that the liquid level of filtered water is arranged on the inlet mouth 521 higher than condenser 52, or directly the gas in interior cylinder 1 is imported in the filtered water bottom condenser 52 by pipe connecting 51. Preferably, the embodiment of the present invention adopts the former scheme, relative the latter, is adopted the length of pipe connecting shorter, and facilitates pipe connecting and condenser assembling, it is not necessary to takies the internal space of condenser and affects the condensation efficiency of condenser. In addition, for preventing the filtered water accumulated bottom condenser from flowing in interior cylinder 1, by the position of the Liquid level of filtered water in the air outlet 12 lower than interior cylinder 1, or can arranging the check valve that water is closed in special ventilation in pipe connecting 51, gas can be imported in liquid by this check valve, but liquid can not be flowed in valve body, but this kind of check valve is higher to the accuracy requirement of mechanical workout, and let out in easily occurring, so, preferably, the embodiment of the present invention adopts implementation as shown in Figure 2. In addition, if the liquid level of filtered water is higher, the bottom of pipe connecting 51 and condenser 52 all contains filtered water.
Based on the above embodiments structure, again the inlet mouth 521 of condenser 52 is designed to flat mouth, the size of inlet mouth 521 horizontal direction of condenser 52 is made to be greater than the size of vertical direction, correspondingly, as shown in Fig. 4~8, pipe connecting 51 can adopt special shaped sylphon bellows, being 1b end with the one end of the inlet mouth 521 being connected condenser 52,1b end is also designed to flat mouth, and the size of its horizontal direction is greater than the size of vertical direction, i.e. b > a, facilitates pipe connecting 51 to be connected with condenser 52. The condenser inlet mouth of relative round mouth, the air inlet area of condenser inlet mouth is constant, but reduce the size on condenser inlet mouth vertical direction, so, the filtered water liquid level of condenser inlet mouth need to do not had controllably lower, the pressure of filtered water reduces, therefore, reducing filtered water to the resistance entering air-flow in condenser, the gas velocity at condenser inlet mouth place improves, and then shortening the time that air carries out water filtration, it is to increase washing machine carries out the efficiency dried, nurse.
Condensation pipe 5 also comprises water-in 501 and water outlet 502, water of condensation can be injected in condensation pipe 5 from water-in 501, water outlet 502 is positioned at the bottom of condensation pipe 5, and water outlet 502 is connected with valve (not shown), when the filtered water accumulated bottom condensation pipe 5 needs to change, control valve open, makes filtered water can get rid of outside machine. Correspondingly, lodging in the scheme bottom condenser 52 for filtered water, water outlet 502 is positioned at the bottom of condenser 52, as shown in Figure 3.
In nursing process, under blower fan 3 acts on, from the damp-heat air that interior cylinder 1 is extracted out, the filtered water first accumulated in condensation pipe 5 is filtered and is carried out a condensation, water of condensation through drenching from water-in 501 spray in condensation pipe 5 filters and carries out time condensation again, and thus, gas can carry out twice condensation in condensation pipe 5, the condensation effect of embodiment of the present invention drying washing machine is better, condensation efficiency height.
Further, between the inlet mouth 11 of heating unit 4 and interior cylinder 1, also it is provided with the first temperature sensor 6, and heating unit 4 is connected with temperature regulator (not shown). When the temperature that the first temperature sensor 6 detects is less than set temperature value, heating unit 4 can be opened by this temperature regulator, it is to increase returns the air themperature in interior cylinder 1;When the temperature that the first temperature sensor 6 detects is greater than set temperature value, heating unit 4 can cut out by this temperature regulator, thus reduces the air themperature returning in interior cylinder 1, prevents temperature too high, and clothing of burning.
In addition, heating unit 4 also connects finite temperature device 7, when exceeding safety value or temperature regulator fault or the first temperature sensor fault when temperature, limit temperature device 7 controlled refrigerating/heating apparatus 4 power-off, stop heating operation, prevent the too high temperature of air in air channel, and cause fire.
Further, the water-in 501 of condensation pipe 5 is connected with inlet valve, and the water outlet 502 of condensation pipe 5 is connected with flowing water Valve, and inlet valve and flowing water Valve are connected with water inlet controller respectively, the 2nd temperature sensor 8 also it is provided with between the air outlet of condensation pipe 5 and heating unit 4, 2nd temperature sensor 8 is arranged on the air outlet place of condensation pipe 5 by the embodiment of the present invention, water inlet controller is connected with the first temperature sensor 6 and the 2nd temperature sensor 8 respectively, water inlet controller can control the opening and closing of inlet valve and flowing water Valve according to the temperature that the first temperature sensor and the 2nd temperature sensor detect, stablizing of the condensation effect of guarantee washing machine, and adopt 2 temperature sensors the temperature of air channel different zones to be detected, more accurately temperature can be controlled, realize clothes drying-stopping, ensure drying effect.
Specifically, the embodiment of the present invention also comprises a kind of method that condensation efficiency is controlled by drying washing machine by above-mentioned water inlet controller, comprises the following steps:
S1, water inlet controller gather the temperature value t1 of the first temperature sensor 6 detection and the temperature value t2 of the 2nd temperature sensor 8 detection, and calculate the difference between two temperatures value (t1-t2);
S2, when (t1-t2) is less than default optimum temps difference, the opening and closing of water inlet controller control inlet valve and flowing water Valve, to change the filtered water bottom condensation pipe.
If when (t1-t2) being less than default best condensing temperature difference, showing that the condensation effect in condensation pipe is poor, it is necessary to change the filtered water accumulated bottom condensation pipe. The method that specific implementation changes the filtered water accumulated bottom condensation pipe has multiple, as flowing water Valve opened by water inlet controller, after filtered water bottom condensation pipe 5 is drained, again inlet valve is opened, new water of condensation injects in condensation pipe 5, accumulates new filtered water in the bottom of condensation pipe 5; And for example, inlet valve and flowing water Valve all being opened, be greater than the drainage speed of flowing water Valve by the water intake velocity of water inlet controller control inlet valve, after certain time, the bottom of condensation pipe 5 is replaceable is, after new filtered water, closed by flowing water Valve. Above-mentioned two schemes, it is fast that the former changes water speed, and water consumption is little, and is constantly injected with water of condensation in the latter's condensation pipe, it is possible to when ensureing to change water, condensation pipe still has good condensation effect, it may be achieved does not shut down and changes water.
The drying washing machine with laundry care function of the present embodiment, can comprise nursing, dry two independent workflows. When clothing only needs to carry out peculiar smell, line bits or soot dust granule, clothing is placed in interior cylinder 1, start washing machine care program, washing water are not entered in washing machine, the water-in 501 of control condensation pipe 5 is opened, after the filtered water filtration that the gas containing peculiar smell, line bits or soot dust granule of interior cylinder 1 discharge accumulates in condensation pipe 5, then returning in interior cylinder 1, this process heating unit 4 does not work.Carrying out in laundry care process, by means of only the filtered water accumulated in condensation pipe 5, air can be filtered, do not need to injecting more water in condensation pipe 5, thus, the water-in 501 of controlled condensation pipe processed 5 is only opened when changing filtered water, makes filtered water remain on certain liquid level, so, the nursing efficacy of washing machine can be ensured, and save water resources. If when clothing needs to dry, start the baking procedure of washing machine, the air with steam is discharged from interior cylinder 1, after water of condensation twice condensation that filtered water in condensation pipe 5 and spray are drenched, steam in the air water that is condensed absorbs, in condensation pipe 5, discharge dry freezing air, then after heating unit 4 in air channel 2 heats, return in interior cylinder 1, clothing is dried.
Embodiment 2
Present embodiments provide the scheme that another kind can accumulate filtered water bottom condensation pipe 5, structure and control method are similar to Example 1, difference is: with reference to Fig. 9, the inlet mouth 521 of condenser 52 is arranged on the bottom surface of condenser 52, filtered water can be accumulated in the bottom of pipe connecting 51, and water outlet 502 is arranged at the bottom of pipe connecting 51.
Specifically, pipe connecting 51 can adopt profile to be the bend pipe with depression section such as S, C, V, U shape, and the pipe connecting 51 of the embodiment of the present invention adopts the corrugated tube of U shape, and structure does not have focal point of stress, it is not easy to abrasion, and price is cheap, easy to make; And A point is the lower-most point of U-tube concave edge, the filtered water liquid level in pipe connecting 51, at least more than A point, could ensure that the filtered water that the gas one extracted out from interior cylinder 1 accumulates bottom connected tube 51 surely is filtered, it is achieved laundry care function.
The above; it is only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any it is familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention. Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.