CN102653920A - Drying device - Google Patents
Drying device Download PDFInfo
- Publication number
- CN102653920A CN102653920A CN2011103894229A CN201110389422A CN102653920A CN 102653920 A CN102653920 A CN 102653920A CN 2011103894229 A CN2011103894229 A CN 2011103894229A CN 201110389422 A CN201110389422 A CN 201110389422A CN 102653920 A CN102653920 A CN 102653920A
- Authority
- CN
- China
- Prior art keywords
- heater
- coil
- upper portion
- cylinder
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/26—Heating arrangements, e.g. gas heating equipment
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
- D06F58/04—Details
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/32—Control of operations performed in domestic laundry dryers
- D06F58/34—Control of operations performed in domestic laundry dryers characterised by the purpose or target of the control
- D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
- D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Drying Of Solid Materials (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Control Of Washing Machine And Dryer (AREA)
Abstract
The invention relates to a drier including the following: a housing; a drum rotatably installed inside the housing for storing drying objects; a supply duct guiding hot air into the drum; a heater including an upper heater and a lower heater installed inside the supply duct. The upper and lower heaters heat air inflowing into the drum. The drier is characterized in that, in the heater, the lower heater is provided with more heating coils than the upper heater is. The drier is provided to use the thermal flow and the distribution difference of the temperature inside a heater for improving the drying efficiency.
Description
Technical field
The present invention relates to a kind of dryer (drying device), more detailed says so, and relates to a kind of dryer that improves drying efficiency through the heat flow and the Temperature Distribution difference of heater.
Background technology
Device for clothing processing generally includes the washing machine that is used to wash washings, and the dryer that is used to dry washings.
Dryer is normally a kind of to utilize the air oven dry of high temperature to wash the electric household appliance that the washings that finishes promptly is mainly clothing.In general, dryer has the washings accommodation section that is used to hold washings.Through supplying with dry air to said washings accommodation section, and discharge the process of the humid air in the washings accommodation section, realize the oven dry of washings.
According to the mode of throwing in washings to dryer, dryer can be divided into overhead (top loading) mode and preposition (front loading) mode.In the overhead mode, throw in washings from the upside of dryer, in preposition mode, throw in washings from the front of dryer.
Said dryer also can be distinguished according to the form of the washings accommodation section that is used to hold washings, and case type dryer and roller dryer are for example arranged.
In said case type dryer, washings hangs on the inside of washings accommodation section through devices such as clothes hangings, or through placements such as shelves.
In said roller dryer, comprise: the cylinder that is used to hold washings with lower component; Be used to drive the drive source of said cylinder; Be used to heat heaters such as heater to the inside of said cylinder leaked-in air; Be used to suck or discharge the fan etc. of the air of said drum.
Processing mode according to humid air is distinguished, and dryer can be divided into condensed type drying machine and exhaust type drying machine.
In condensed type drying machine; Air in the cylinder and washings carry out heat exchange and become the air of many wet conditions, with not discharging to the outside of dryer, but circulate; In other freezing machine, carry out heat exchange, generate condensed water and it is discharged to the outside with extraneous air.
But in the dryer of said prior art, because the outlet temperature of upper portion heater and lower heater is different each other, therefore, the temperature that the heat distribution of heater has a lower side is higher than the tendency of upper side.
Summary of the invention
For solving aforesaid the problems of the prior art, the object of the present invention is to provide a kind of difference of utilizing heat flow and Temperature Distribution to improve the dryer of drying efficiency.
For reaching said purpose, the present invention realizes through following technical scheme:
According to the dryer among the present invention, comprise with lower component: housing; The rotatable inside that is arranged at said housing is used to hold the cylinder of drying object; Be used for feed path to said cylinder guiding hot blast; Be arranged at the inside of said feed path; Possess the upper portion heater of the air that the heating of being useful on blows to said cylinder and the heater of lower heater; It is characterized in that in said heater, said lower heater disposes more heat coil than said upper portion heater.
Said heater comprises with lower component: heat coil; Be wound with said heat coil, and with the coil support portion of its support.
Further, the heat coil that is disposed on the said lower heater is the twice at least that is disposed at the heat coil on the said upper portion heater.
The heat coil that said heater is controlled having of disposing on heat coil and the lower heater of said upper portion heater configuration and upper portion heater same number moves simultaneously and is out of service.
And said heater is controlled said lower heater and is compared the heat coil that upper portion heater appends configuration, and the heat coil that has a same number with said upper portion heater and lower heater additionally moves and be out of service.
Be specially, said heat coil comprises: first coil that is disposed at said upper portion heater and lower heater; Be disposed at second coil of said lower heater.
Said first coil and second coil are controlled respectively, with optionally operation and out of service.
Control said first coil and under general oven dry pattern, move, said second coil is out of service under said general oven dry pattern.
Control the operation simultaneously under quick mode of said first coil and second coil.
The invention has the beneficial effects as follows: dryer of the present invention has the effect that the heat flow that utilizes heater and Temperature Distribution difference improve drying efficiency.
Description of drawings
Fig. 1 representes the profile of dryer according to an embodiment of the invention;
Fig. 2 representes the plane of dryer according to an embodiment of the invention;
Fig. 3 illustrates the feed path of the dryer among Fig. 1 and the stereogram of heater;
Fig. 4 is the drawing that illustrates the heat coil configuration of the heater among Fig. 2;
Fig. 5 be illustrate the dryer among Fig. 2 heater outlet end temperature one the example chart.
Main Reference numeral implication is among the figure:
10: housing 20: cylinder
40: feed path 42: heater
420a: upper portion heater 420b: lower heater
422: coil support portion 424: heat coil.
The specific embodiment
Below, describe for ease, will be with condensed type drying machine as one embodiment of the invention, and with reference to accompanying drawing, dryer is according to an embodiment of the invention carried out detailed explanation.
As shown in Figure 1, dryer is used in oven dry according to an embodiment of the invention, comprises substantially with lower component: form outward appearance and possess the housing 10 that is useful on the master controller (not shown) of controlling dryer; The rotatable inboard that is incorporated into housing 10 is used to hold the cylinder 20 of drying object; The fore-stock 30 in the place ahead that is used for the opening of rotary supporting cylinder 20; The bearing of journals parts 24 (journal bearing) that are used for the rear of rotary supporting cylinder 20; The motor 60 that is used for swing roller 20.
And, in dryer, also be provided with lower component: the passing away 50 that is connected with fore-stock 30; Be connected with the back of housing 10, and the feed path 40 that is communicated with cylinder 20; Be arranged in the passing away 50, be used to discharge the blowing fan 52 of the inner air of cylinder 20; Be arranged on the feed path 40, be used to heat the heater 42 of extraneous air.
To the oven dry object dry and become wet air will be through freezing machine 70 dehumidifying, the condensed water of generation will be discharged to the outside of housing 10 by draining pump component 80 in the freezing machine 70.And, be provided with cooling fan 72 and the motor 60 that is used for cooling condensation machine 70 in a side of freezing machine 70.
The place ahead at housing 10 is formed with peristome, and said peristome is corresponding with the peristome 21a in the place ahead that is formed at cylinder 20, and the part of opening is opened and closed by door 15.
Fore-stock 30 and bearing of journals parts 24 are the place ahead and the rear of rotary supporting cylinder 20 respectively, and the top, the place ahead of cylinder 20 or bottom are by rotatable being supported such as rollers 90.Even cylinder 20 is rotated, fore-stock 30 is not rotated and is fixed in the inboard of housing 10.
And bearing of journals parts 24 also are fixed in the inboard of housing 10 and are not rotated, and are the center with the bearing of the inboard that is arranged at bearing of journals parts 24, make cylinder 20 rotate relatively.
Downside at fore-stock 30 is connected with passing away 50, in passing away 50, is provided with blowing fan 52, and said blowing fan 52 is used for finishing in oven dry the air of back circulation cylinder 20 inside.One end of passing away 50 is connected with fore-stock 30, and the other end is communicated with feed path 40.Can append at the connecting portion of fore-stock 30 and passing away 50 filter assemblies 100 is set, said filter assemblies 100 is used for the air of after oven dry, discharging from cylinder 20 is filtered.Will be described hereinafter for filter assemblies 100.
Blowing fan 52 directly is connected with motor 60, is used to force to blow the air of cylinder 20 inside.
Be formed with a plurality of through hole 10a at the rear of housing 10, and, being connected with feed path 40 at the rear of housing 10, said feed path 40 is used for the air through passing away 50 circulations is supplied to cylinder 20.Not flow out to other place in order making, but to supply to the inside of cylinder 20, between the rear lateral surface of the rear of housing 10 medial surface and cylinder 20, be equipped with and cover 22 from the air of feed path 40 supplies.
Also be formed with a plurality of passage 20b that are used for air communication at the rear of cylinder 20.And, be formed on the housing 10 through hole 10a be formed at passage 20b on the cylinder 20 and preferably be positioned at and cover 22 inboard.
Through hole 10a and passage 20b are positioned at cover 22 inboard, just can be fed directly to the inside of cylinder 20 through feed path 40 leaked-in airs.And feed path 40 is provided with and is used for heater for heating air 42 (detailed structure for feed path and heater will be described hereinafter).
After oven dry finished, when the wet air that is circulated by blowing fan 52 obtained flowing into feed path 40 after the dehumidifying through freezing machine 70, heater 42 will heat the dry air that flows into.Dry air will obtain heating by heater 42, then, be re-supplied to cylinder 20 through feed path 40.Will be described hereinafter for freezing machine 70.
That is, when cylinder 20 is rotated, when cylinder 20 inner air are discharged through passing away 50 by blowing fan 52, will be drawn into the inside of cylinder 20 through the air of feed path 40 heating.At this moment, for the air that makes heating supplies to the inside of cylinder 20 through feed path 40, heater 42 preferably is arranged at the arrival end that flows into to feed path 40 air or the inside of feed path 40.
In addition, freezing machine 70 is arranged between passing away 50 and the feed path 40, is used for the wet air of discharging through passing away 50 is dehumidified, and supplies to feed path 40.
Can use air-cooled type freezing machine or water-cooled freezing machine as freezing machine 70.
In addition, like Fig. 2 and shown in Figure 3, feed path 40 is formed up to the rear from the downside prolongation of cylinder 20, is used for to the inside of cylinder 20 guiding hot blast.Said feed path 40 comprises with lower component: be positioned at the downside of cylinder 20, at the heater of set inside having heaters 42 40a of be set; The end that the 40a of portion is set from said heater is to the crooked bend 40b in top; 40b is connected with bend, and prolongs the channel part 40c that forms to the rear of cylinder 20.The set inside having heaters 42 of the 40a of portion wherein, is set at heater.
But, as shown in Figure 5, even twine the heat coil 424 of same number in identical position, the port of export of upper portion heater 420a (with bend near part) and the temperature of the port of export of lower heater 420b will there are differences.
For example, in upper portion heater 420a and lower heater 420b respectively with 2400W each when 6 positional alignment heat coils 424, in the pyrolysis analysis result, the temperature of the port of export of lower heater 420b is higher than the temperature of the port of export of upper portion heater 420a.Therefore, 420a compares with upper portion heater, more is to take place in lower heater 420b side from the heat transmission of heater 42, and the temperature of lower heater 420b side is higher than the temperature of upper portion heater 420a side.
Aforesaid heat distribution results from the geometry structure of the heat coil 424 that twines among upper portion heater 420a and the lower heater 420b, utilizes the difference of this Temperature Distribution, is suitable for the quick mode (Quick Mode) that can improve drying efficiency among the present invention.
Quick mode utilizes the temperature contrast of upper portion heater 420a and lower heater 420b, reduces drying time.Through in lower heater 420b, compare the more heat coil 424 of configuration with upper portion heater 420a, make the temperature contrast accelerationization between the upper and lower and realize.
For example, as shown in Figure 4, in upper portion heater 420a, on 4 positions, be wound with heat coil 424, in lower heater 420b, on 8 positions, be wound with heat coil 424.For the top of quickening heater 42 and the temperature contrast between the bottom, the heat coil more than the twice 424 at least of the heat coil 424 that is disposed among the upper portion heater 420a is compared in configuration in lower heater 420b.
Quick mode is realized by indivedual controls of upper portion heater 420a and lower heater 420b.
More detailed says; The heat coil 424 of the same position of upper portion heater 420a and lower heater 420b is called first coil; Compare the heat coil 424 that upper portion heater 420a appends the lower heater 420b of configuration and be called second coil; Control the independent respectively operation of said two coils and out of service, use quick mode.
For example, first coil that twine 4 positions of each of control upper portion heater 420a and lower heater 420b moves simultaneously and is out of service, under the general oven dry pattern that is not quick mode, uses.When using quick mode, make second coil operation of appending configuration among the lower heater 420b, thereby make the temperature contrast maximization between upper portion heater 420a and the lower heater 420b.
Though not shown, if the temperature difference mutation of upper portion heater 420a and lower heater 420b is big, compare the central portion of feed path 40, the flowing velocity of the air of side surface side will accelerate, thereby can be faster to cylinder 20 internal feed hot blasts.Thus, compare, can accelerate to dry the drying rate of object, thereby realize quick mode with general oven dry pattern.
In addition; The present invention is defined in aforesaid embodiment; In the scope that does not exceed the technological thought of the present invention that requires in claims; Those skilled in the art under the present invention can implement various deformation to it, and this distortion is contained in the scope of putting down in writing in claims.
Claims (9)
1. dryer comprises following parts:
Housing;
The rotatable inside that is arranged at said housing is used to hold the cylinder of drying object;
Be used for feed path to said cylinder guiding hot blast;
Be arranged at the inside of said feed path, the upper portion heater that possesses the air that the heating of being useful on blows to said cylinder and the heater of lower heater,
It is characterized in that, in said heater, disposing more heat coil on than said upper portion heater on the said lower heater.
2. dryer according to claim 1 is characterized in that, said heater comprises with lower component:
Heat coil;
Be wound with said heat coil, and with the coil support portion of its support.
3. dryer according to claim 2 is characterized in that: the heat coil that is disposed at said lower heater is the twice at least that is disposed at the heat coil of said upper portion heater.
4. dryer according to claim 3 is characterized in that: the heat coil that said heater is controlled having of disposing on heat coil and the lower heater of said upper portion heater configuration and upper portion heater same number moves simultaneously and is out of service.
5. dryer according to claim 4; It is characterized in that: said heater is controlled said lower heater and is compared the heat coil that upper portion heater appends configuration, and the heat coil that has a same number with said upper portion heater and lower heater additionally moves and be out of service.
6. dryer according to claim 2 is characterized in that, said heat coil comprises with lower component:
Be disposed at first coil of said upper portion heater and lower heater;
Be disposed at second coil of said lower heater.
7. dryer according to claim 6 is characterized in that: said first coil and second coil are controlled respectively, with optionally operation and out of service.
8. dryer according to claim 7 is characterized in that: control said first coil and under general oven dry pattern, move, said second coil is out of service under said general oven dry pattern.
9. dryer according to claim 8 is characterized in that: control the operation simultaneously under quick mode of said first coil and second coil.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020100132210A KR101740437B1 (en) | 2010-12-22 | 2010-12-22 | drying device |
| KR10-2010-0132210 | 2010-12-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102653920A true CN102653920A (en) | 2012-09-05 |
| CN102653920B CN102653920B (en) | 2014-06-18 |
Family
ID=46435484
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110389422.9A Expired - Fee Related CN102653920B (en) | 2010-12-22 | 2011-11-30 | Drying device |
| CN2011204879005U Expired - Fee Related CN202323500U (en) | 2010-12-22 | 2011-11-30 | Drying machine |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204879005U Expired - Fee Related CN202323500U (en) | 2010-12-22 | 2011-11-30 | Drying machine |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101740437B1 (en) |
| CN (2) | CN102653920B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101740437B1 (en) * | 2010-12-22 | 2017-05-26 | 엘지전자 주식회사 | drying device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601212A (en) * | 2003-09-28 | 2005-03-30 | 乐金电子(天津)电器有限公司 | Heating subassembly in drier |
| CN1727563A (en) * | 2004-07-26 | 2006-02-01 | 乐金电子(天津)电器有限公司 | Heater in clothing drier |
| CN202323500U (en) * | 2010-12-22 | 2012-07-11 | 南京乐金熊猫电器有限公司 | Drying machine |
-
2010
- 2010-12-22 KR KR1020100132210A patent/KR101740437B1/en active IP Right Grant
-
2011
- 2011-11-30 CN CN201110389422.9A patent/CN102653920B/en not_active Expired - Fee Related
- 2011-11-30 CN CN2011204879005U patent/CN202323500U/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1601212A (en) * | 2003-09-28 | 2005-03-30 | 乐金电子(天津)电器有限公司 | Heating subassembly in drier |
| CN1727563A (en) * | 2004-07-26 | 2006-02-01 | 乐金电子(天津)电器有限公司 | Heater in clothing drier |
| CN202323500U (en) * | 2010-12-22 | 2012-07-11 | 南京乐金熊猫电器有限公司 | Drying machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN202323500U (en) | 2012-07-11 |
| KR20120070765A (en) | 2012-07-02 |
| CN102653920B (en) | 2014-06-18 |
| KR101740437B1 (en) | 2017-05-26 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20141130 |
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| EXPY | Termination of patent right or utility model |