CN102653920B - Drying device - Google Patents
Drying device Download PDFInfo
- Publication number
- CN102653920B CN102653920B CN201110389422.9A CN201110389422A CN102653920B CN 102653920 B CN102653920 B CN 102653920B CN 201110389422 A CN201110389422 A CN 201110389422A CN 102653920 B CN102653920 B CN 102653920B
- 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.)
- Expired - Fee Related
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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
-
- 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
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, relates to a kind of heat flow by heater and Temperature Distribution difference and improve the dryer of drying efficiency.
Background technology
Device for clothing processing generally includes the washing machine for washing washings, and for drying the dryer of washings.
Normally a kind of washings that utilizes the air oven dry washing of high temperature to finish of dryer is mainly the electric household appliance of clothing.In general, dryer has the washings accommodation section for holding washings.By supply with dry air to described washings accommodation section, and discharge the process of the humid air in 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 overhead mode, throw in washings from the upside of dryer, in preposition mode, before dryer, throw in washings.
Described dryer also can be distinguished according to the form of the washings accommodation section for holding washings, for example, have case type dryer and roller dryer.
In described case type dryer, washings hangs on the inside of washings accommodation section by devices such as clothes hangings, or by placements such as shelves.
In described roller dryer, comprise with lower component: for holding the cylinder of washings; For driving the drive source of described cylinder; For heating to heaters such as the heaters of the inside leaked-in air of described cylinder; Be used for the fan of the air that sucks or discharge described cylinder inside etc.
Distinguish according to the processing mode to humid air, dryer can be divided into condensed type drying machine and exhaust type drying machine.
In condensed type drying machine, air in cylinder and washings carry out heat exchange and become the air of many wet conditions, the outside to dryer is not discharged, but circulate, in other freezing machine, carry out heat exchange with extraneous air, generate condensed water and be discharged to outside.
But in the dryer of described prior art, because the outlet temperature of upper portion heater and lower heater is mutually different, therefore, the heat distribution of heater has the temperature of lower side higher than the tendency of upper side.
Summary of the invention
For solving the problems of the prior art as above, the object of the present invention is to provide a kind of dryer that utilizes the difference of heat flow and Temperature Distribution to improve drying efficiency.
For reaching described object, the present invention is achieved by the following technical solutions:
According to the dryer in the present invention, comprise with lower component: housing; The rotatable inside that is arranged at described housing, for holding the cylinder of drying object; For the feed path to described cylinder guiding hot blast; Be arranged at the inside of described feed path, possess the upper portion heater of air and the heater of lower heater that the heating of being useful on blows to described cylinder, it is characterized in that, in described heater, described lower heater disposes more heat coil than described upper portion heater.
Described heater comprises with lower component: heat coil; Be wound with described heat coil, and by the coil support portion of its support.
Further, the heat coil being disposed on described lower heater is at least twice that is disposed at the heat coil on described upper portion heater.
Having of configuring on the heat coil of upper portion heater configuration and lower heater described in described heater control moved with the heat coil of upper portion heater same number simultaneously and is out of service.
And lower heater is compared upper portion heater and append the heat coil of configuration described in described heater control, the heat coil that has a same number with described upper portion heater and lower heater additionally moves and is out of service.
Be specially, described heat coil comprises: the first coil that is disposed at described upper portion heater and lower heater; Be disposed at the second coil of described lower heater.
Described the first coil and the second coil are controlled respectively, optionally to move and out of service.
Control described the first coil and move under general oven dry pattern, described the second coil is out of service under described general oven dry pattern.
Control the operation simultaneously under quick mode of described the first coil and the second coil.
The invention has the beneficial effects as follows: dryer of the present invention has the effect of utilizing the heat flow of heater and Temperature Distribution difference to improve drying efficiency.
Brief description of the drawings
Fig. 1 represents the profile of dryer according to an embodiment of the invention;
Fig. 2 represents the plane of dryer according to an embodiment of the invention;
Fig. 3 illustrates the feed path of the dryer in Fig. 1 and the stereogram of heater;
Fig. 4 is the drawing that illustrates the heat coil configuration of the heater in Fig. 2;
Fig. 5 is the chart that illustrates an example of the heater outlet end temperature of the dryer in Fig. 2.
In figure, main Reference numeral implication is:
10: housing 20: cylinder
40: feed path 42: heater
420a: upper portion heater 420b: lower heater
422: coil support portion 424: heat coil.
Detailed description of the invention
Below, in order conveniently to describe, will be using 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 described in detail.
As shown in Figure 1, oven dry dryer 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 inner side that is incorporated into housing 10, for holding the cylinder 20 of drying object; Be used for the fore-stock 30 in the front of the opening of rotatable back-up roller 20; Be used for the bearing of journals parts 24(journal bearing at the rear of rotatable back-up roller 20); For the motor 60 of swing roller 20.
And, in dryer, be also provided with lower component: the passing away 50 being connected with fore-stock 30; With being connected below of housing 10, and the feed path 40 being communicated with cylinder 20; Be arranged in passing away 50, for discharging the blowing fan 52 of air of cylinder 20 inside; Be arranged on feed path 40, for heating the heater 42 of extraneous air.
Dry and become wet air and will dehumidify by freezing machine 70 drying object, the condensed water generating in freezing machine 70 will be discharged to the outside of housing 10 by draining pump component 80.And, be provided with cooling fan 72 and the motor 60 for cooling condensation machine 70 in a side of freezing machine 70.
Front at housing 10 is formed with peristome, and described peristome is corresponding with the peristome 21a in front 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 front and the rear of rotatable back-up roller 20 respectively, the top, front of cylinder 20 or bottom are by rotatable being supported such as rollers 90.Even if cylinder 20 is rotated, fore-stock 30 is not rotated and is fixed on the inner side of housing 10.
And bearing of journals parts 24 are also fixed on the inner side of housing 10 and are not rotated, and centered by the bearing of inner side that is arranged at bearing of journals parts 24, cylinder 20 are rotated relatively.
Be connected with passing away 50 at the downside of fore-stock 30, be provided with blowing fan 52 in passing away 50, described blowing fan 52 is for the air of cylinder 20 inside of circulating after finishing in oven dry.One end of passing away 50 is connected with fore-stock 30, and the other end is communicated with feed path 40.Can append filter assemblies 100 is set at the connecting portion of fore-stock 30 and passing away 50, described filter assemblies 100 is for filtering the air of discharging from cylinder 20 after oven dry.Will be described hereinafter for filter assemblies 100.
Blowing fan 52 is directly connected with motor 60, for forcing to blow the air of cylinder 20 inside.
Be formed with multiple through hole 10a at the rear of housing 10, and, be connected with feed path 40 at the rear of housing 10, described feed path 40 for by the air supply circulating by passing away 50 to cylinder 20.For the air that makes to supply with from feed path 40 does not flow out to other place, but be supplied to the inside of cylinder 20, between the rear of housing 10 medial surface and the rear lateral surface of cylinder 20, be provided with and cover 22.
Also be formed with the multiple passage 20b for air communication at the rear of cylinder 20.And the through hole 10a being formed on housing 10 is preferably positioned at the passage 20b being formed on cylinder 20 inner side of covering 22.
Only make through hole 10a and passage 20b be positioned at the inner side of covering 22, just can be fed directly to the inside of cylinder 20 by feed path 40 leaked-in airs.And the heater 42(being provided with on feed path 40 for adding hot-air will be described hereinafter for the detailed structure of feed path and heater).
After oven dry finishes, when the wet air being circulated by blowing fan 52 flow into feed path 40 after obtaining dehumidifying by freezing machine 70, heater 42 will heat the dry air flowing into.Dry air will be heated by heater 42, then, be re-supplied to cylinder 20 by feed path 40.Will be described hereinafter for freezing machine 70.
,, in the time that cylinder 20 is rotated, when the air of cylinder 20 inside is discharged by passing away 50 by blowing fan 52, the air heating by feed path 40 will be drawn into the inside of cylinder 20.Now, in order to make the air of heating be supplied to the inside of cylinder 20 by feed path 40, heater 42 is preferably arranged to the arrival end of feed path 40 air inflows or the inside of feed path 40.
In addition, freezing machine 70 is arranged between passing away 50 and feed path 40, for the wet air of discharging by passing away 50 is dehumidified, and is supplied to feed path 40.
Can use air-cooled type freezing machine or water-cooled condensation machine as freezing machine 70.
In addition, as shown in Figures 2 and 3, feed path 40 extends and is formed to rear from the downside of cylinder 20, for the inside guiding hot blast to cylinder 20.Described feed path 40 comprises with lower component: be positioned at the downside of cylinder 20, be provided with the heater setting unit 40a of heater 42 in inside; From the end bend 40b of bending upward of described heater setting unit 40a; 40b is connected with bend, and extends to the rear of cylinder 20 the channel part 40c forming.Wherein, be provided with heater 42 in the inside of heater setting unit 40a.
But as shown in Figure 5, even if be wound around the heat coil 424 of same number in identical position, the temperature of the port of export (part close with bend) of upper portion heater 420a and 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 respectively when 6 positional alignment heat coils 424, in hot 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, compared with upper portion heater 420a, be more to occur in lower heater 420b side from the heat transmission of heater 42, the temperature of lower heater 420b side is higher than the temperature of upper portion heater 420a side.
Heat distribution as above results from the geometry structure of the heat coil 424 being wound around in upper portion heater 420a and lower heater 420b, utilizes the difference of this Temperature Distribution, is suitable for the quick mode (Quick Mode) that can improve drying efficiency in the present invention.
Quick mode utilizes the temperature contrast of upper portion heater 420a and lower heater 420b, reduces drying time.By in lower heater 420b, the more heat coil 424 of configuration, makes the temperature contrast accelerationization between upper and lower and realizes compared with upper portion heater 420a.
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.In order to accelerate the temperature contrast between top and the bottom of heater 42, in lower heater 420b, at least heat coil 424 more than twice of the heat coil 424 being disposed in upper portion heater 420a is compared in configuration.
Quick mode is realized by the unit control 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 to the first coil, compare the heat coil 424 that upper portion heater 420a appends the lower heater 420b of configuration and be called the second coil, control the independent operation of described two coils difference and out of service, use quick mode.
For example, the first coil that each 4 positions of control upper portion heater 420a and lower heater 420b are wound around moves simultaneously and is out of service, under the general oven dry pattern that is not quick mode, uses.In the time using quick mode, make to append in lower heater 420b the second coil operation of configuration, thereby make the temperature contrast maximization between upper portion heater 420a and lower heater 420b.
Though not shown, if the temperature difference mutation of upper portion heater 420a and lower heater 420b is large, 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, compared with general oven dry pattern, can accelerate to dry the drying rate of object, thereby realize quick mode.
In addition, the present invention is not defined in embodiment as above, in the scope of the technological thought of the present invention requiring in not exceeding 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 recording in claims.
Claims (8)
1. a dryer, comprises following parts:
Housing;
The rotatable inside that is arranged at described housing, for holding the cylinder of drying object;
For the feed path to described cylinder guiding hot blast;
Be arranged at described feed path inside, possess and be useful on the heating upper portion heater of air and the heater of lower heater that blow to described cylinder,
It is characterized in that, in described heater, on described lower heater, than disposing more heat coil on described upper portion heater, described feed path comprises: be positioned at the downside of described cylinder and be provided with the heater setting unit of heater in inside; From the end bend of bending upward of described heater setting unit; Be connected with described bend, and extend to the rear of described cylinder the channel part forming.
2. dryer according to claim 1, is characterized in that, described heater comprises with lower component:
Heat coil;
Be wound with described heat coil, and by the coil support portion of its support.
3. dryer according to claim 2, is characterized in that: the heat coil that is disposed at described lower heater is at least twice that is disposed at the heat coil of described upper portion heater.
4. dryer according to claim 3, is characterized in that: having of configuring on the heat coil of upper portion heater configuration and lower heater described in described heater control moved with the heat coil of upper portion heater same number simultaneously and be out of service.
5. dryer according to claim 2, is characterized in that, described heat coil comprises with lower component:
The first coil and the second coil; Above-mentioned the first coil is the heat coil of the same position of above-mentioned upper portion heater and lower heater, and above-mentioned the second coil is the heat coil of comparing upper portion heater and append the lower heater of configuration.
6. dryer according to claim 5, is characterized in that: described the first coil and the second coil are controlled respectively, optionally to move and out of service.
7. dryer according to claim 6, is characterized in that: control described the first coil and move under general oven dry pattern, described the second coil is out of service under described general oven dry pattern.
8. dryer according to claim 7, is characterized in that: control the operation simultaneously under quick mode of described the first coil and the second coil.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0132210 | 2010-12-22 | ||
| KR1020100132210A KR101740437B1 (en) | 2010-12-22 | 2010-12-22 | drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102653920A CN102653920A (en) | 2012-09-05 |
| CN102653920B true 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 |
|---|---|
| KR20120070765A (en) | 2012-07-02 |
| KR101740437B1 (en) | 2017-05-26 |
| CN202323500U (en) | 2012-07-11 |
| CN102653920A (en) | 2012-09-05 |
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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 |