CN102535127A - Condensing clothes drying system and working method thereof - Google Patents
Condensing clothes drying system and working method thereof Download PDFInfo
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- CN102535127A CN102535127A CN2011104334135A CN201110433413A CN102535127A CN 102535127 A CN102535127 A CN 102535127A CN 2011104334135 A CN2011104334135 A CN 2011104334135A CN 201110433413 A CN201110433413 A CN 201110433413A CN 102535127 A CN102535127 A CN 102535127A
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Abstract
The invention discloses a condensing clothes drying system and a working method thereof. The condensing clothes drying system comprises a drying fan, a heater, a condenser, a water collection box for collecting condensed water, and a draining pump for draining the condensed water out of the water collection box. An air outlet of a clothes containing tube, the condenser, the water collection box, the drying fan, the heater and an air inlet of the clothes containing tube are sequentially communicated through a clothes drying air duct. The draining pump mainly comprises an impeller, a flange coaxial with the impeller, a driving device for driving the impeller to rotate, and a substrate. The substrate and the water collection box form an integrated structure. A pump cavity for arranging the impeller, a water outlet communicated with the pump cavity, and a water inlet communicating the pump cavity with the water collection box are formed in the substrate. The impeller is fixedly arranged in the pump cavity through the flange in a rotating way. The starting and stopping cycle of the draining pump is shortened when moisture is evaporated at high speed, and is prolonged when the moisture is evaporated at low speed. By the draining pump, the production cost is decreased, the draining controllability is high, and the effect of saving energy sources is achieved.
Description
Technical field
The present invention relates to the drying system of a kind of dryer or dry-cleaning all-in-one, especially a kind of condensing drying system that improves the trash line clearup mode.
Background technology
Have now in the dryer or washing-drying integral machine, be used for the drying mechanism of clothesdrier or clothes washer-dryer, generate the device that adds hot-air and adopt the mode of heating that adds hot-air through heater mostly.Existing electrothermal dryer generally adopts heater strip or heating tube as thermal source; Drying mode mainly contains two kinds; The first utilizes cool ambient air drying to be produced hot and humid air and becomes through exchange cycling and reutilization behind the air of low temperature and low humidity, and condensation cycle oven dry route is: oven dry blower fan, heater strip/pipe, laundry/drying tube, line are considered filter, condensate and heat exchanger to be worth doing again to drying blower fan; It two is that drying is produced hot and humid and extraneous the entering outside cold air heat exchange the becoming low temperature and low humidity air expelling tube, and with sending into inner loop after the external air heat again.Latter's drawback is to dry air in being discharged to extraneous process, and the steam in the humid air can not thoroughly be condensed, and still has a large amount of steam to get into ambient influnence environmental amenity degree.
Utilize cold air as in the dryer of cooling medium or washing-drying integral machine, in the drying course, the oven dry blower fan drives the oven dry air along the oven dry path flows; Heater strip/pipe beginning heating work, hot-air gets into laundry/drying tube, and clothing in the laundry/drying tube and moisture temperature raise; Water evaporates is to get into condensate and heat exchanger after steam is considered filter to be worth doing through line; Condensation fan drives the heat exchange of extraneous air and inner air generation, and inner damp-heat air temperature reduces, and steam is condensed into aqueous water; Damp-heat air is converted into dry Cryogenic air, sends into heater strip/pipe heat cycles drying by the oven dry blower fan.
Above-mentioned condensate and heat exchanger adopts sheet metal to constitute oven dry air channel and staggered condensation air channel through welding procedure, and this condenser processing technology is complicated, can not arbitrarily carry out processing and manufacturing according to washing machine structure, and cost is higher.In addition; The condensed water that the ponding dish is collected is all discharged through the independent draining pump of installing, and independently draining pump causes production cost to increase, and in the technical scheme of existing control draining pump row condensed water; A kind of drainaging scheme adopts water level switch or adopts the form of bimetal leaf testing conductivity; The structure more complicated of this kind scheme breaks down easily, and cost is higher; Another kind of drainaging scheme is for having timing function, and time ratio is more fixing; This kind scheme fails to consider that the evaporation periods of oven dry moisture has the characteristic of gradually changeable rule, and causes energy waste.
In view of this special proposition the present invention.
Summary of the invention
The technical problem that the present invention will solve is to overcome the deficiency of prior art, and a kind of condensing drying system with the draining pump structure of installing with the collecting box one is provided.
Another object of the present invention is to provide the method for work of this condensing drying system.
For solving the problems of the technologies described above; The present invention adopts the basic design of technical scheme to be: a kind of condensing drying system; The collecting box that comprises oven dry blower fan, heater, condenser and collection condensed water; Also comprise the draining pump that condensed water in the collecting box is discharged, described draining pump is mainly by impeller, form with the coaxial flange of impeller, the drive unit and the substrate of drives impeller rotation, and substrate and collecting box are structure as a whole; The water inlet that substrate is provided with the pump chamber of mounted impeller, the water discharge outlet that communicates with pump chamber and pump chamber and collecting box are communicated, flange is rotatably mounted to impeller in the pump chamber.
Described flange comprises that one is installed in the lid on the pump chamber and is vertical at the axle sleeve that impeller shaft is entangled at the lid center; Drive unit mainly is made up of iron core and coil; Iron core is U font structure; Openend is inboard, and coil is says the font structure in order can mate the circular arc side wall construction of clamping with flange shaft sleeve, pegs graft with iron core and assembles.
Described collecting box comprises the ponding dish that is filled with water and covers the cover plate on the ponding dish, the air inlet that cover plate is provided with air outlet and installs with the condenser coupling, and ponding dish and substrate are one-body molded, bottom the sidewall of substrate, are provided with the drainage channel that communicates with water inlet.
An end of damp-heat air air intake vent is provided with bath cleaning line bits mechanism in the described condenser, bath cleaning line bits mechanism comprises the flashing valve interface that communicates with outside water inlet, is communicated with the flashing valve interface and the bath runner that is provided with along condenser air intake vent annular, along the flush port of bath runner edge setting to wash by water to the damp-heat air wind path of condenser inside.
Described condenser is the outside air air cooled condenser; Constitute by plastic sheeting; Inside comprises two prescriptions to difference not connected condensation air channel and outside air air channel, and every group of air channel is made up of a plurality of passages, and the passage in condensation air channel and outside air air channel is at interval staggered successively; Between per two adjoining passages in condensation air channel is a passage in outside air air channel; Be made up of at interval the plastic sheeting wall each other, each channel interior in condensation air channel forms the damp-heat air wind path, and flush port is located at condensation air channel passage and the adjacent relative both sides of bath runner.
Each passage ventilation gap of described condenser is 2-12mm; Be preferably 4-8mm; Near the ventilation gap of the passage in the condensation air channel that connects the air channel inwall over against air outlet one side ventilation gap, be 8-12mm near the ventilation gap of the passage in the condensation air channel that connects the air channel inwall over against air outlet one side greater than other passage.
Described condenser is communicated with through being connected the air channel with Sheng clothing bucket air outlet; Connect the air channel and be provided with line bits cleaning device; This line bits cleaning device is to be located to connect that flushing connects the water injector of air channel over against the air outlet inwall on the air channel, and this water injector comprises that one extends to and connects the outside water inlet that is connected with flashing valve in air channel and over against the nozzle of air outlet inwall.
Described water injector is the cylindrical of hollow, and cylindrical is water inlet connecting the outside end in air channel, and the other end forms fan-shaped nozzle at circumferencial direction, and fan-shaped angle is 180 °-270 °.
The method of work of condensing drying according to the invention system does; In the drying process; The damp-heat air of containing in the clothing bucket carries out condensation through connecting air channel arrival condenser, and condensed water is pooled in the collecting box, and control program control draining pump was discharged the condensed water in the collecting box according to the time interval of setting.
In the condensing drying system, know that through summary of experience drying process condensation water quantity is parabolic trend down basically to test data of experiment, promptly the drying initial stage is because temperature is low; Clothing does not reach the temperature of evaporation steam, and condensation water quantity is also few naturally, temperature rising in mid-term clothing start vaporizer steam, and the steam that air carries increases; Condensation water quantity increases, and latter stage, cloth drying seldom had steam; Condensation water quantity reduces, therefore, and according to the variation of drying stage condensation water quantity; The draining pump working time is set at three phases: drying initial stage condensation water quantity is few, and setting-up time is big at interval, and the intermediate condensation water yield is big; Setting-up time is little at interval, and latter stage, condensation water quantity was few, and setting-up time is big at interval.
In carrying out the preceding 20min of drying, draining pump is not done draining action, after this is set at every 15min and opens once, be lower than designated water level to the collecting box to stop, and in the back 40min of program, every 20min draining 1 time.
The control method of draining pump according to the invention might not be the unified time segmentation, on the time interval, can adjust, load weight not simultaneously, the blanking time in each stage is different; Close therewith all can be used as replacement.
Bath cleaning line bits mechanism to further increase need wash the line bits that are connected air channel inwall and condenser after drying finishes with line bits cleaning device; Therefore there is flushing water to flow into collecting box; Therefore, drying also need be controlled draining pump the flushing water in the collecting box is discharged after finishing.
After adopting technique scheme, the present invention compared with prior art has following beneficial effect.
Condensing drying according to the invention system is applicable to dryer and washing-drying integral machine, and the draining pump structure that adopt and collecting box one are installed has reduced production cost; Consider the variation tendency of parabolic under the condensation water quantity in the course of the work, through adopting the intermittent time regulatory function, in water evaporates faster the time; The start-stop cycle of draining pump shortens, and when water evaporates is slower, the start-stop cycle of draining pump lengthening; This conceptual design is simple, and controllability is high, plays the effect of energy savings; Through timely discharging moisture content, thus the circulation area of raising wind path, and then the condensation moisture content of effectively avoiding causing owing to the condensed water storing excess is taken to the condensation efficiency decline problem that causes in the circulatory system again.
Condenser according to the invention is made up of the nonmetallic materials plastic sheeting, and thickness can make up manufacturing according to washing machine structure very easily between 0.05～1.5mm, and compares with the metal condensation device, and cost reduces; In addition; Reduced filter screen structure, and used a spot of water that the line bits are washed, compared with adopting screen pack; The oven dry air flow resistance reduces; Improved drying rate, and then improved drying efficient, compared with traditional condensing drying system and reaching the energy consumption that the present invention under the identical air quantity greatly reduces the oven dry blower fan.
Be described in further detail below in conjunction with the accompanying drawing specific embodiments of the invention.
Description of drawings
Fig. 1 is a dry-cleaning all-in-one machine structure sketch map of the present invention;
Fig. 2 is draining pump of the present invention and ponding dish one mounting structure sketch map;
Fig. 3 is the decomposing schematic representation of the said mounting structure of Fig. 2;
Fig. 4 is a condenser structure sketch map of the present invention;
Fig. 5 is that the A of Fig. 4 is to sectional schematic diagram;
Fig. 6 is a bath cleaning line bits structural scheme of mechanism of the present invention;
Fig. 7 is the access diagram in condensation according to the invention air channel;
Fig. 8 is a condensing drying of the present invention system assembling sketch map;
Fig. 9 is a line bits cleaning device sketch map of the present invention;
Figure 10 is a water injector structural representation of the present invention.
The specific embodiment
Extremely shown in Figure 10 like Fig. 1; Condensing drying of the present invention system comprises oven dry blower fan 5, heater 6, condenser 3 and collects the collecting box 4 of condensed water; Also comprise the draining pump 9 that condensed water in the collecting box 4 is discharged; Air outlet 21, condenser 3, collecting box 4, oven dry blower fan 5, heater 6 to the air inlet of containing the clothing bucket that to be contained clothing bucket 2 by drying air channel 1 successively are communicated with; Described draining pump 9 is mainly by impeller 91, form with the coaxial flange 92 of impeller, the drive unit and the substrate 93 of drives impeller rotation; Substrate 93 is structure as a whole with collecting box 4, the water inlet 933 that substrate 93 is provided with the pump chamber 931 of mounted impeller 91, the water discharge outlet 932 that communicates with pump chamber 931 and pump chamber and collecting box are communicated, and flange 92 is rotatably mounted to impeller 91 in the pump chamber 931.
As shown in Figure 3; Described flange 92 comprises that one is installed in the lid 921 on the pump chamber and is vertical at the axle sleeve 922 that impeller shaft is entangled at the lid center; Drive unit mainly is made up of iron core 94 and coil 95, and iron core 94 is U font structure, and the openend inboard is the circular arc side wall construction that can mate clampings with flange shaft sleeve 922; Coil 95 is says the font structure, pegs graft with iron core 94 and assembles (consulting Fig. 6).
As shown in Figure 6; Collecting box 4 of the present invention comprises the ponding dish 41 that is filled with water and covers the cover plate 42 on the ponding dish; The air inlet (not shown) that cover plate 42 is provided with air outlet 421 and installs with the condenser coupling; Ponding dish 41 is one-body molded with substrate 93, bottom the sidewall of substrate 93, is provided with the drainage channel 43 that communicates with water inlet 933.Damp-heat air is specially through the path of condenser and collecting box; The damp-heat air that feeds condenser is discharged from air outlet through collecting box by the cover plate air inlet after condensation is dried again; Being dried blower fan through the air channel sends into heating back, heater place and feeds to contain in the clothing bucket and continue drying clothes; And the condensed water in the condenser flows in the ponding dish of collecting box, is discharged by draining pump through drainage channel.
An end of damp-heat air air intake vents 31 is provided with bath cleaning line bits mechanism in the described condenser 3, bath cleaning line bits mechanism comprises the flashing valve interface 32 that communicates with outside water inlet, is communicated with the flashing valve interface and the bath runner 33 that is provided with along condenser air intake vent annular, along the flush port 30 (consult Fig. 6) of bath runner edge setting to wash by water to the damp-heat air wind path of condenser inside.
Like Fig. 4 and shown in Figure 5; Condenser 3 of the present invention is the outside air air cooled condenser; Condensing mode adopts air-cooled condensation, and condenser 3 inside comprise two prescriptions to the not connected air channel of difference, is respectively condensation air channel 34 and outside air air channel 35; Every group of air channel be by a plurality of passage structure 341,351 one-tenth, and flush port 30 is located at the relative both sides adjacent with bath runner 33 of the passage 341 of damp-heat air wind path process.Flush port 30 be not limited to every passage 341 over against both sides, also can reduce quantity, respective channel is provided with at interval.
The passage 341,351 in condensation air channel 34 and outside air air channel 35 is at interval staggered successively; Be a passage 351 in outside air air channel 35 between per two adjoining passages 341 in condensation air channel 34; Be made up of at interval the plastic sheeting wall each other, each channel interior in condensation air channel 34 forms the damp-heat air wind path.Passage 341 cross sectional shapes in said condensation air channel are not limited to rectangle, circle, ellipse, and can also on conduit wall, be provided with and be beneficial to the various bellows-shaped that condensed water falls, or the combination of above-mentioned arbitrary shape.
Condenser of the present invention 3 is made up of plastic sheeting, and wherein, described plastic film thickness is between 0.05～1.5mm; Preferably, described plastic film thickness is between 0.08～0.8mm; Preferred, described plastic film thickness is between 0.1～0.5mm, and the embodiment of the invention adopts the plastic sheeting of 0.1mm thickness.
Outside air lateral flow in the outside air air channel 35, outside air air channel one end is provided with condensation fan 7, and the other end is straight-through extraneous, and condensation air channel one end feeds damp-heat air, and the other end is discharged condensed air and condensed water.Damp-heat air flow direction in the condensation air channel is for flow from top to bottom, and collecting box 4 is installed on condenser 3 belows, and the water that collecting box 4 is collected is discharged through draining pump 9, is provided with the water level inductive switch that the control draining pump is opened in the collecting box 4.
Wherein, Each passage ventilation gap L1 of described condenser 3 is 2-12mm; Be preferably 4-8mm, near the ventilation gap L2 of the passage 3410 in the condensation air channel that connects the air channel inwall over against the air outlet one side ventilation gap greater than other passage, L2 is 8-12mm (consulting Fig. 7).
Preferably, the plastic sheeting wall upper surface between 34 liang of adjacency channels 341 of flush port 30 bottom positions and condensation air channel is equal, and flush port left and right sides width is preferably consistent with the passage ventilation gap, and current are fully contacted with the plastic sheeting wall energy, and developing result is better.
Further; Like Fig. 9 and shown in Figure 10; In order better to clean out the lines bits that are connected between air port 21 and the condenser 3 in the air channel 11; The air channel 11 that is connected that is communicated with between described air outlet and the condenser is provided with line bits cleaning device, and this line bits cleaning device is to be located to connect that flushing connects the water injector 8 of air channel over against the air outlet inwall on the air channel 11, and this water injector 8 comprises that one extends to and connects the outside water inlet 81 that is connected with flashing valve in air channel and over against the nozzle 82 of air outlet inwall.Described water injector 8 is the cylindrical of hollow, and cylindrical is water inlet connecting the outside end in air channel, and the other end forms fan-shaped nozzle 82 at circumferencial direction; Preferably, nozzle 82 fan-shaped angles are 180 °-270 °.
When oven dry is carried out, from containing the condensation air channel 34 of the damp-heat air junction entering condenser that blows out in the clothing bucket 2, in condenser 3; The damp-heat air in the air at room temperature of 35 entering and condensation air channel 34 produces heating and changes the air themperatures reduction in the condensation air channel 34, relative humidity rising along condenser outside air air channel; The local air that the is distributed in conduit wall periphery state that reaches capacity, airborne steam is separated out, and flows into collecting box 4 along conduit wall; For not making condensed water attached to forming thermal resistance on the membrane wall; Reduce condensation efficiency, mobile being preferably from top to bottom of oven dry air flowed in the condenser, and condensed water can flow into collecting box 4 along thin-walled fast; Control program control draining pump is discharged water, and the low humid air process of the low-heat collecting box through condensation continues heating, gets into oven dry again and circulates.
The method of work of condensing drying according to the invention system does; In the drying process; The damp-heat air of containing in the clothing bucket carries out condensation through connecting air channel arrival condenser, and condensed water is pooled in the collecting box, and control program control draining pump was discharged the condensed water in the collecting box according to the time interval of setting.
In the condensing drying system, know that through summary of experience drying process condensation water quantity is parabolic trend down basically to test data of experiment, promptly the drying initial stage is because temperature is low; Clothing does not reach the temperature of evaporation steam, and condensation water quantity is also few naturally, temperature rising in mid-term clothing start vaporizer steam, and the steam that air carries increases; Condensation water quantity increases, and latter stage, cloth drying seldom had steam; Condensation water quantity reduces, therefore, and according to the variation of drying stage condensation water quantity; The draining pump working time is set at three phases: drying initial stage condensation water quantity is few, and setting-up time is big at interval, and the intermediate condensation water yield is big; Setting-up time is little at interval, and latter stage, condensation water quantity was few, and setting-up time is big at interval.
In carrying out the preceding 20min of drying, draining pump is not done draining action, after this is set at every 15min and opens once, be lower than designated water level to the collecting box to stop, and in the back 40min of program, every 20min draining 1 time.
The control method of draining pump according to the invention, and be fixed as the unified time segmentation can be adjusted on the time interval, load weight not simultaneously, the blanking time in each stage is different; Close therewith all can be used as replacement.
Bath cleaning line bits mechanism to further increase need wash the line bits that are connected air channel inwall and condenser after drying finishes with line bits cleaning device; Therefore there is flushing water to flow into collecting box; Therefore, drying also need be controlled draining pump the flushing water in the collecting box is discharged after finishing.
Be specially, after oven dry was accomplished, oven dry blower fan 5, heater 6 quit work, and began bath cleaning line bits; Through draining pump 9 continuous runnings, the water in the collecting box 4 is discharged during bath, after the flushing working time of setting; Stop bath, the collecting box draining finishes, and draining pump quits work.In order fast, totally to clear up the line bits, the bath flow is 2-9L/min during bath, is preferably 4-6L/min, and the bath time is 10-40s.
The foregoing description is not that design of the present invention and scope are limited, and under the prerequisite that does not break away from design philosophy of the present invention, the various changes and modifications that the professional and technical personnel makes technical scheme of the present invention in this area all belong to protection scope of the present invention.
Claims (11)
1. condensing drying system; The collecting box that comprises oven dry blower fan, heater, condenser and collection condensed water; It is characterized in that: also comprise the draining pump that condensed water in the collecting box is discharged; Drive unit and substrate that described draining pump mainly rotates by impeller, with the coaxial flange of impeller, drives impeller are formed; Substrate and collecting box are structure as a whole, the water inlet that substrate is provided with the pump chamber of mounted impeller, the water discharge outlet that communicates with pump chamber and pump chamber and collecting box are communicated, and flange is rotatably mounted to impeller in the pump chamber.
2. condensing drying according to claim 1 system; It is characterized in that: described flange comprises that one is installed in the lid on the pump chamber and is vertical at the axle sleeve that impeller shaft is entangled at the lid center; Drive unit mainly is made up of iron core and coil, and iron core is U font structure, and openend is inboard for mating the circular arc side wall construction of clamping with flange shaft sleeve; Coil is says the font structure, pegs graft with iron core and assembles.
3. condensing drying according to claim 1 system; It is characterized in that: described collecting box comprises the ponding dish that is filled with water and covers the cover plate on the ponding dish; The air inlet that cover plate is provided with air outlet and installs with the condenser coupling; Ponding dish and substrate are one-body molded, bottom the sidewall of substrate, are provided with the drainage channel that communicates with water inlet.
4. condensing drying according to claim 1 system; It is characterized in that: an end of damp-heat air air intake vent is provided with bath cleaning line bits mechanism in the described condenser, bath cleaning line bits mechanism comprises the flashing valve interface that communicates with outside water inlet, is communicated with the flashing valve interface and the bath runner that is provided with along condenser air intake vent annular, along the flush port of bath runner edge setting to wash by water to the damp-heat air wind path of condenser inside.
5. condensing drying according to claim 4 system; It is characterized in that: described condenser is the outside air air cooled condenser, is made up of plastic sheeting, and inside comprises that two prescriptions are to difference not connected condensation air channel and outside air air channel; Every group of air channel is made up of a plurality of passages; The passage in condensation air channel and outside air air channel is at interval staggered successively, is a passage in outside air air channel between per two adjoining passages in condensation air channel, is made up of at interval the plastic sheeting wall each other; Each channel interior in condensation air channel forms the damp-heat air wind path, and flush port is located at condensation air channel passage and the adjacent relative both sides of bath runner.
6. condensing drying according to claim 5 system; It is characterized in that: each passage ventilation gap of described condenser is 2-12mm; Be preferably 4-8mm; Near the ventilation gap of the passage in the condensation air channel that connects the air channel inwall over against air outlet one side ventilation gap, be 8-12mm near the ventilation gap of the passage in the condensation air channel that connects the air channel inwall over against air outlet one side greater than other passage.
7. condensing drying according to claim 1 system; It is characterized in that: described condenser is communicated with through being connected the air channel with Sheng clothing bucket air outlet; Connect the air channel and be provided with line bits cleaning device; This line bits cleaning device is to be located to connect that flushing connects the water injector of air channel over against the air outlet inwall on the air channel, and this water injector comprises that one extends to and connects the outside water inlet that is connected with flashing valve in air channel and over against the nozzle of air outlet inwall.
8. condensing drying according to claim 7 system; It is characterized in that: described water injector is the cylindrical of hollow; Cylindrical is water inlet connecting the outside end in air channel, and the other end forms fan-shaped nozzle at circumferencial direction, and fan-shaped angle is 180 °-270 °.
9. method of work like the arbitrary said condensing drying of claim 1-8 system; It is characterized in that: in the drying process; The damp-heat air of containing in the clothing bucket carries out condensation through connecting air channel arrival condenser; Condensed water is pooled in the collecting box, and control program control draining pump was discharged the condensed water in the collecting box according to the time interval of setting.
10. method of work according to claim 9; It is characterized in that: according to the variation of drying stage condensation water quantity, the draining pump working time is set at three phases: drying initial stage condensation water quantity is few, and setting-up time is big at interval; The intermediate condensation water yield is big; Setting-up time is little at interval, and latter stage, condensation water quantity was few, and setting-up time is big at interval.
11. method of work according to claim 10 is characterized in that: in carrying out the preceding 20min of drying, draining pump is not done the draining action; After this being set at every 15min opens once; Be lower than designated water level to the collecting box and stop, in the back 40min of program, every 20min draining 1 time.
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Cited By (11)
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| CN103898727A (en) * | 2012-12-25 | 2014-07-02 | 海尔集团公司 | Clothes dryer condensate water drain structure and clothes dryer |
| CN107164914A (en) * | 2017-05-23 | 2017-09-15 | 无锡小天鹅股份有限公司 | Wall-mounted device for clothing processing |
| CN108396528A (en) * | 2018-03-09 | 2018-08-14 | 无锡小天鹅股份有限公司 | The base assembly and dryer of dryer |
| WO2019052369A1 (en) * | 2017-09-13 | 2019-03-21 | 青岛海尔滚筒洗衣机有限公司 | Laundry treatment apparatus |
| CN110241586A (en) * | 2014-12-05 | 2019-09-17 | 青岛海尔洗衣机有限公司 | A kind of dryer condensation water collection, using device and collection, utilize method |
| CN110735306A (en) * | 2018-07-18 | 2020-01-31 | 青岛胶南海尔洗衣机有限公司 | condensed water recycling system and clothes dryer |
| CN111485407A (en) * | 2019-01-28 | 2020-08-04 | 无锡小天鹅电器有限公司 | Air duct supporting seat and clothes treatment device |
| CN113048679A (en) * | 2021-03-30 | 2021-06-29 | 中建二局安装工程有限公司 | A high-efficient heat transfer device for clean air conditioner energy-saving technology of hospital |
| CN114250612A (en) * | 2020-09-22 | 2022-03-29 | 云米互联科技(广东)有限公司 | Heat exchange piece of dehumidifying device, dehumidifying device and clothes dryer |
| CN114753090A (en) * | 2022-04-29 | 2022-07-15 | 珠海格力电器股份有限公司 | Rear cylinder condensation water storage structure, clothes treatment device and control method thereof |
| CN116219687A (en) * | 2021-12-06 | 2023-06-06 | 重庆海尔滚筒洗衣机有限公司 | Clothes dryer and drainage control method thereof |
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Effective date of registration: 20160707 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, No. 1, Haier Road, hi tech park, Laoshan District, Shandong, China Applicant before: haier group corporation Applicant before: Qingdao Haier Drum Washing Machine Co., Ltd. |
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