CN1888266A - Clothes dryer with steam compression circulating system - Google Patents

Clothes dryer with steam compression circulating system Download PDF

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Publication number
CN1888266A
CN1888266A CN 200510014262 CN200510014262A CN1888266A CN 1888266 A CN1888266 A CN 1888266A CN 200510014262 CN200510014262 CN 200510014262 CN 200510014262 A CN200510014262 A CN 200510014262A CN 1888266 A CN1888266 A CN 1888266A
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CN
China
Prior art keywords
mentioned
heat exchange
air
clothes dryer
exchange department
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CN 200510014262
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Chinese (zh)
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CN100503950C (en
Inventor
白承勉
金大雄
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LG Electronics Tianjin Appliances Co Ltd
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LG Electronics Tianjin Appliances Co Ltd
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Priority to CNB2005100142624A priority Critical patent/CN100503950C/en
Publication of CN1888266A publication Critical patent/CN1888266A/en
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Publication of CN100503950C publication Critical patent/CN100503950C/en
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Abstract

The present invention relates to a clothes drying machine with steam compression circulation system. It is characterized by that it includes the following several portions: external shell; drying container rotatably placed in the interior of said external shell; first air channel connected with one side of the drying container and containing first heat exchange portion; second air channel connected with another side of the above-mentioned drying container and connected with the exterior of said external shell; third air channel extended into the interior of the above-mentioned external shell; drive portion capable of making the above-mentioned drying container be rotated; first heat exchange portion capable of making heat exchange with the air flowed into the above-mentioned first air channel; and second heat exchange portion capable of making heat exchange with the air flowed into the third air channel.

Description

The clothes dryer that possesses steam compression circulating system
Technical field
The invention relates to the invention of clothes dryer, more detailed says so, about the invention of the clothes dryer of the exhaust mode that possesses steam compression circulating system.
Background technology
Clothes dryer is that the processing mode of the humid air that produces according to by the non-dry thing of oven dry the time can be divided into 2 kinds of exhaust mode and condensing modes.The former is the mode of the outside of the humid air discharge of baker discharge; And remove moisture after latter's humid air condensation that to be baker discharge, and then the mode of the air circulation of unwatering to the baker.
In general, in the baker of exhaust mode, can be rotatably set on the cylinder of enclosure and be connected with air intake duct and blast pipe, in above-mentioned air intake duct, be provided with heater then.
After the fans drive, the baker air outside is drawn in the air intake duct, is heated to the condition of high temperature by heater then.Heating-up temperature at this time approximately is 100 ℃.High temperature air as above flow in the drying roller of baker inside, then the non-dry thing of drying roller inside.In the drying course, can contain the moisture on the non-dry thing in the high temperature air, humid air arrives outside by emission by exhaust pipe then.
The aforesaid baker that utilizes heater to the prior art of leaked-in air heating has the advantage of the shortening drying time on the whole that the Fast Heating of baker brings.On the contrary, also exist the big shortcoming of power consumption of using heater heating leaked-in air to cause.Particularly use the high temperature air of 100 ℃ or higher temperature to dry non-dry thing, so probably non-drying is caused damage.
The condensing mode clothes dryer does not need the blast pipe of discharged air, so have the advantage made from built-in (built-in) type.Though the service efficiency of energy is than exhaust mode height, have following shortcoming: drying time is long, is difficult for making jumbo baker.
Under this situation, need energy service efficiency height and can not cause the clothes dryer of damage non-dry thing.
Summary of the invention
The object of the present invention is to provide the high little clothes dryer of power consumption of a kind of energy service efficiency.
Another object of the present invention is to provide a kind of little clothes dryer of possibility to non-dry thing damage that is caused by high temperature air.
In addition, a further object of the invention is to provide the clothes dryer of the high compact conformation of a kind of space availability ratio.
Clothes dryer of the present invention to achieve these goals is characterized in that comprising: shell; Can be rotatably set in the drying container of above-mentioned enclosure; Be connected a side of above-mentioned drying container, and comprise first air duct of first heat exchange department; Be connected on the opposite side of above-mentioned drying container, and second air duct that is connected with the outside of above-mentioned shell; Extend to the 3rd air duct of above-mentioned enclosure; Can make the drive division of above-mentioned drying container rotation; First heat exchange department that carries out heat exchange with the air that flow in above-mentioned first air duct; Second heat exchange department that carries out heat exchange with the air that flow in above-mentioned the 3rd air duct.
Above-mentioned first heat exchange department heats up flow air by heat exchange; Above-mentioned second heat exchange department is to make the flow air cooling by heat exchange.Above-mentioned first heat exchange department, second heat exchange department and compressor are by expansion gear that is arranged on above-mentioned enclosure and pipe that the first above-mentioned heat exchange department, second heat exchange department, compressor and expansion gear are linked together, form thermodynamic cycle.
Above-mentioned first heat exchange department is condensing machine, and the effect of above-mentioned condensing machine is: heat is passed to the inflow air from the mobile medium that are flowing in the pipe; Above-mentioned second heat exchange department is a rapid steamer, and the effect of above-mentioned rapid steamer is: heat is passed to the mobile medium that are flowing in the pipe from flowing into air.
Above-mentioned compressor and expansion gear are arranged on the bottom of above-mentioned drying container.
Also be provided with to the 3rd air duct and cause that air flows, the cooling device that above-mentioned drive division is cooled off.Above-mentioned cooling device is to produce the auxiliary blower that air flows to the 3rd air duct.
Above-mentioned auxiliary blower is connected on the above-mentioned drive division, and obtains revolving force from above-mentioned drive division.
The front of above-mentioned shell is provided with the inlet portion that non-dry thing is come in and gone out.
Above-mentioned second air duct is provided with the fan that causes that air flows.Above-mentioned drive division provides revolving force to said fans.
Clothes dryer of the present invention adopts the hot generation systems of steam compression cycle, so under same power conditions, compare with heater mode, its heating properties has improved 2～3 times, so can reduce power consumption.Particularly adopt the cooling device of cooling drive division, thereby improved the performance and the efficient of drive division.And forming the 3rd air duct, portion is provided with second heat exchange department within it, thereby increases the heat exchange of flowing with air, thereby has improved the efficient of whole circulation.
Description of drawings
Fig. 1 is the schematic appearance of clothes dryer of the present invention.
Fig. 2 is the in-built schematic diagram of clothes dryer of the present invention.
Fig. 3 is the plane of clothes dryer infrastructure of the present invention.
Fig. 4 is the ideograph that flows of freon in the clothes dryer of the present invention and air.
Fig. 5 is the schematic diagram of the part of clothes dryer of the present invention.
The critical piece description of reference numerals
10: clothes dryer 12: shell
16: drying container 18: drive division
22: the second air ducts of 20: the first air ducts
30: the first heat exchange departments of 24: the three air ducts
Heat exchange department 34 in 32: the second: compressor
36: expansion gear 38: pipe
40: fan 40 ': auxiliary blower
The specific embodiment
Below in conjunction with drawing, describe embodiments of the invention in detail.
Fig. 1 is the schematic appearance of clothes dryer 10 of the present invention.Shell 12 is provided with the inlet 14 that non-dry thing is come in and gone out.Above-mentioned shell 12 inside are hollow, and its inside is provided with rotatable drying container.
Fig. 2 shows the in-built schematic diagram of clothes dryer of the present invention in detail.Fig. 3 is the plane that shows the component parts that is installed in clothes dryer of the present invention bottom.
Drying container 16 is structures cylindraceous, is the center with the axle of the bottom that is parallel to above-mentioned shell 12, can be rotatably set in shell 12 inside.Above-mentioned drying container 16 preferably obtains revolving force and rotates from the drive division (such as motor) that is arranged at above-mentioned shell 12 bottoms.In general, the conveyer of above-mentioned revolving force preferably extends to the outer conveyer belt of placing 42 of drying container from the driving shaft of above-mentioned drive division 18.As described below, above-mentioned drive division is arranged on the inside of above-mentioned shell 12, and to causing that the fan 40 that air flows provides revolving force.
Be connected with on one side of above-mentioned drying container 16 and suck first air duct 20 that air flows.Be connected with the second mobile air duct 22 of discharged air of discharging on the opposite side from drying container.Above-mentioned first air duct 20 expose the outside of above-mentioned shell 12 or do not expose in the outside of above-mentioned shell 12 all can, still, the outlet 22 ' of above-mentioned second air duct 22 preferably exposes the outside at shell 12.Above-mentioned first air duct 20 and second air duct 22 its in appearance without limits, and according to the inner space of shell, can carry out suitable variation to the direction and the position of the each several part that constitutes passage.
Above-mentioned first air duct 20 is provided with first heat exchange department 30.Above-mentioned first heat exchange department 30 is freezing machines, and heats the air that flow into above-mentioned first air duct 20, makes it become the state of intensification.The above-mentioned air that heats up by first air duct 20 flow into 16 li of drying containers.Can be provided with filter 21 on the inlet of first air duct 20, the effect of above-mentioned filter 21 is: filter and be contained in dust in air etc.
One side of above-mentioned shell 12 inside is provided with second heat exchange department 32, and above-mentioned second heat exchange department 32 is evaporimeters.Preferably form thermodynamic cycle between above-mentioned first heat exchange department 30 and second heat exchange department 32, and, also be provided with compressor 34 and expansion gear 36 in the above-mentioned shell 12 in order to form above-mentioned thermodynamic cycle.Compressor 34 and expansion gear 36 preferably are arranged on the bottom of above-mentioned drying container 16, and be perhaps in the localities lower than above-mentioned drying container.Above-mentioned first heat exchange department 30 and second heat exchange department 32 link together by managing 38.This circulation is equivalent to steam compression cycle, the air that is flowing in first air duct 30 is played the effect of heat pump.
Above-mentioned shell 12 inside also are provided with the other air duct that is not connected with above-mentioned drying container 16, that is: the 3rd air duct 24.Above-mentioned the 3rd air duct 24 is that the peristome 12 ' beginning from the shell rear prolongs and forms to enclosure.The inside of the 3rd air duct is provided with second heat exchange department 32.Above-mentioned second heat exchange department is to carry out heat exchange with leaked-in air, makes the rapid steamer of leaked-in air cooling and dehumidifying.The porch of the 3rd air duct 24 can be provided with filter 21 ', and the effect of above-mentioned filter 21 ' is: filter and be contained in dust in air etc.
Above-mentioned second air duct 22 is provided with the mobile fan 40 of air.Said fans 40 is multiple wing type hot blast fan (sirocco fan) preferably.Under the effect of above-mentioned drive division 18 revolving forces, said fans 40 makes air be discharged to the outside by first air duct 20, drying container 16 and second air duct 22 successively.
The opposite side of above-mentioned drive division 18 is provided with auxiliary blower 40 '.Above-mentioned auxiliary blower 40 ' generation is flowed by the air that above-mentioned the 3rd air duct flows to above-mentioned compressor 34, thereby makes the drive division cooling.Second heat exchange department 32 and above-mentioned auxiliary blower 40 ' are provided with point-blank.So when the air that auxiliary blower 40 ' produces flowed through above-mentioned second heat exchange department 32, its temperature descended, thereby drive division 18 is further cooled off.As mentioned above, by auxiliary blower 40 ' is set, generation is flowed by the air that above-mentioned the 3rd air duct flows to above-mentioned compressor 34, thereby makes above-mentioned drive division 18 coolings, the efficient of compressor and performance is improved, and can prolongs its service life.Also have, because the carrying out of the heat exchange of second heat exchange department 32 of the 3rd air duct 24 inside is improved the whole efficiency of steam compression cycle.
Compressor 34 is as one of element that constitutes steam compression cycle, can be arranged on the some positions in the above-mentioned shell (such as, on " E " position among Fig. 3); Also can be arranged on the inside of first air duct 20 or the place ahead (such as, on " B " among Fig. 3 or " A " position); Also can be arranged on the 3rd air duct inside (such as, on " C " among Fig. 3 or " D " position).Compressor 34 is arranged on first air duct 20 or the 3rd air duct 24 inside, by with the heat exchange of leaked-in air, make the compressor cooling, thereby can improve the efficient of compressor.
Fig. 4 be show freon in the steam compression circulating system of clothes dryer of the present invention flow and air duct on the ideograph that flows of air.
Pipe 38 internal flows that are connected to form the each several part of circulation have the freon of appropriate amount.Its flow direction is: since first heat exchange department 30, back to second heat exchange department 32 by expansion gear 36.Then since second heat exchange department 32, by compressor 34 to first heat exchange departments 30.The flow direction of above-mentioned freon is to show with the solid line of being with arrow.
The air that flow into above-mentioned first air duct 20 flow into drying container 16 by above-mentioned first heat exchange department 30.Discharge by second air duct then.Above-mentioned flow direction has showed with the dotted line of band arrow.And the mobile also with dashed lines of air that flows into the 3rd air duct has marked.
The above-mentioned air that flow into first air duct 20 is heated to about temperature more than 50 ℃ at first heat exchange department 30, but the temperature between 50～75 ℃ preferably.
The each several part of above-mentioned formation circulation, that is, first heat exchange department 30, second heat exchange department 32, compressor 34, expansion gear 36 and the pipe 38 that connects these parts preferably are arranged on the inside of shell 12, the bottom of drying container 16.So be provided with the bottom that at least a portion in first air duct 20 of above-mentioned first heat exchange department 30 is arranged on above-mentioned drying container 16, other component parts are arranged on the bottom surfaces of shell.
Setting does not as above need to increase the volume of shell, so can effectively use the inner space of shell, can make the clothes dryer structure compact more.When the volume that above-mentioned component part is exposed to the outside of clothes dryer or shell strengthened, baker real estate in doors also can increase, thereby space availability ratio is descended.
Fig. 5 is the schematic diagram that shows the part of clothes dryer of the present invention.As shown in the figure, outer the placing of drying container 16 is provided with conveyer belt 42.Above-mentioned conveyer belt 42 links together with above-mentioned driving shaft, and the revolving force of drive division 18 is sent on the drying container 16.Above-mentioned drive division 18 also is connected on the fan 40 on second air duct 22, and makes the fan rotation.And above-mentioned auxiliary blower 42 ' also is connected on the above-mentioned drive division 18, and obtains the revolving force of drive division 18.
So above-mentioned drive division 18 is rotary furnace drying container 16 and two fans 40,40 ' simultaneously.Because use a drive division 18 just simultaneously rotary furnace drying container 16 and two fans 40,40 ', thus utilization of space improved, nor need extra device.
As above the drying course of the clothes dryer of the present invention of Gou Chenging is as follows.
After drive division 18 rotations, fan 40 is also along with rotation.The attraction that fan 40 rotations produce makes the baker air outside flow into the inlet of first air duct 20.Leaked-in air is heated to form the condition of high temperature by first heat exchange department 30 time, arrives a side of drying container 16 then.The air that enters into drying container is kept the temperature between 50～75 ℃.The air of this temperature can not cause damage to the non-dry thing of drying container 16 inside, and can dry.
When the high temperature air contact that flow into drying container 16 inside contains the non-dry thing of moisture, transfer heat on the above-mentioned non-dry thing, and absorb water, discharge from drying container then from above-mentioned non-dry thing.Be discharged to the outside of shell 12 by second air duct 22 from the air of drying container discharge.
Those skilled in the art carry out various suitable distortion and improve should falling into protection scope of the present invention to the clothes dryer of the invention described above in technological thought scope shown in the present.

Claims (11)

1. clothes dryer is characterized in that comprising:
Shell;
Can be rotatably set in the drying container of above-mentioned enclosure;
Be connected a side of above-mentioned drying container, and comprise first air duct of first heat exchange department;
Be connected on the opposite side of above-mentioned drying container, and second air duct that is connected with the outside of above-mentioned shell;
Extend to the 3rd air duct of above-mentioned enclosure;
Can make the drive division of above-mentioned drying container rotation;
First heat exchange department that carries out heat exchange with the air that flow in above-mentioned first air duct;
Second heat exchange department that carries out heat exchange with the air that flow in above-mentioned the 3rd air duct.
2. clothes dryer according to claim 1 is characterized in that:
Above-mentioned first heat exchange department heats up flow air by heat exchange; Above-mentioned second heat exchange department is to make the flow air cooling by heat exchange.
3. clothes dryer according to claim 2 is characterized in that:
Above-mentioned first heat exchange department, second heat exchange department and compressor are by expansion gear that is arranged on above-mentioned enclosure and pipe that the first above-mentioned heat exchange department, second heat exchange department, compressor and expansion gear are linked together, form thermodynamic cycle.
4. clothes dryer according to claim 3 is characterized in that:
Above-mentioned first heat exchange department is condensing machine, and the effect of above-mentioned condensing machine is: heat is passed to the inflow air from the mobile medium that are flowing in the pipe; Above-mentioned second heat exchange department is a rapid steamer, and the effect of above-mentioned rapid steamer is: heat is passed to the mobile medium that are flowing in the pipe from flowing into air.
5. clothes dryer according to claim 3 is characterized in that:
Above-mentioned compressor and expansion gear are arranged on the bottom of above-mentioned drying container.
6. clothes dryer according to claim 1 is characterized in that:
Also be provided with to the 3rd air duct and cause that air flows, the cooling device that above-mentioned drive division is cooled off.
7. clothes dryer according to claim 6 is characterized in that:
Above-mentioned cooling device is to produce the auxiliary blower that air flows to the 3rd air duct.
8. clothes dryer according to claim 7 is characterized in that:
Above-mentioned auxiliary blower is connected on the above-mentioned drive division, and obtains revolving force from above-mentioned drive division.
9. clothes dryer according to claim 1 is characterized in that:
The front of above-mentioned shell is provided with the inlet portion that non-dry thing is come in and gone out.
10. clothes dryer according to claim 1 is characterized in that:
Above-mentioned second air duct is provided with the fan that causes that air flows.
11. clothes dryer according to claim 10 is characterized in that:
Above-mentioned drive division provides revolving force to said fans.
CNB2005100142624A 2005-06-30 2005-06-30 Clothes dryer with steam compression circulating system Expired - Fee Related CN100503950C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2005100142624A CN100503950C (en) 2005-06-30 2005-06-30 Clothes dryer with steam compression circulating system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2005100142624A CN100503950C (en) 2005-06-30 2005-06-30 Clothes dryer with steam compression circulating system

Publications (2)

Publication Number Publication Date
CN1888266A true CN1888266A (en) 2007-01-03
CN100503950C CN100503950C (en) 2009-06-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2005100142624A Expired - Fee Related CN100503950C (en) 2005-06-30 2005-06-30 Clothes dryer with steam compression circulating system

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107663760A (en) * 2016-07-29 2018-02-06 Lg电子株式会社 Washing dryer and its drying process control method with heat pump

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107663760A (en) * 2016-07-29 2018-02-06 Lg电子株式会社 Washing dryer and its drying process control method with heat pump
US10584440B2 (en) 2016-07-29 2020-03-10 Lg Electronics Inc. Washing drying machine having heat pump and drying operation control method thereof

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Granted publication date: 20090624

Termination date: 20110630