CN102653911A

CN102653911A - Drying machine and controlling method thereof

Info

Publication number: CN102653911A
Application number: CN2011103895946A
Authority: CN
Inventors: 郑景文; 李商益
Original assignee: Nanjing LG Panda Appliance Co Ltd
Current assignee: Nanjing LG Panda Appliance Co Ltd; LG Electronics Inc
Priority date: 2010-12-22
Filing date: 2011-11-30
Publication date: 2012-09-05
Also published as: KR20120070763A; CN202323492U

Abstract

A drying machine including a supplementary heat source, and a controlling method thereof are provided to improve the drying efficiency of the drying machine. The dryer is characterized by comprising the following parts: a housing; a drum rotatably disposed at the internal of the housing and used for storing drying objects; a blowing fan and a main heat source supplying hot air into the drum; and the supplementary heat source rotatably installed for drying the drying objects. The drying machine and the controlling method thereof are advantageous in that, via disposing of the supplementary heat source at the internal of the drum of the drying machine, the drying machine is provided with effects of saving energy and improving drying efficiency.

Description

The control method of dryer and dryer

Technical field

The present invention relates to the control method of a kind of dryer and dryer; More detailed says so, and relates to a kind of dryer of the auxiliary thermal source that is used to improve drying efficiency and control method (drying device and controlling method thereof) of dryer of being provided with.

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 clothes hanging etc., 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.

In exhaust type drying machine, air in the cylinder and washings carry out heat exchange and become the air of many wet conditions, will be to the outside directly discharge of dryer.

In general, when utilizing the drying machine drying clothing, all there is the situation that consumes more energy.Therefore, need develop and to save the energy, and can improve the method for drying efficiency.

Summary of the invention

For solving aforesaid the problems of the prior art, the object of the present invention is to provide and a kind ofly can save the energy, and can improve the control method of the dryer and the dryer of drying efficiency through being provided with auxiliary thermal source.

For achieving the above object, the present invention realizes through following technical scheme:

A kind of dryer is characterized in that, 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 blowing fan and main heat source to the internal feed hot blast of said cylinder; Rotatable setting also is used to dry the auxiliary thermal source of said oven dry object.

Said auxiliary thermal source is arranged at the inside of said cylinder.

Said cylinder also comprises a plurality of lifting devices that are used to promote said oven dry object, and said auxiliary thermal source is arranged on the said lifting device.

Said auxiliary thermal source discharging radiation heat.

Said auxiliary thermal source comprises with lower component: the heat generating part that is used for radiate heat; Be used to drive the drive division of said heat generating part.

Said heat generating part is a plurality of infrared ray bulbs that are arranged at the length direction end of said lifting device.

Perhaps, said heat generating part is a plurality of infrared LEDs that are arranged at the length direction end of said lifting device.

And said drive division is a battery.

In addition, said auxiliary thermal source also comprises: the bimetal release that is used for said battery is connected with said heat generating part or removes connection.

Perhaps said auxiliary thermal source also comprises: the wireless switching that is used for said battery is connected with said heat generating part or removes connection.

Further, said drive division comprises with lower component: the self machine; Be used to store charger from the electric power of said self machine generating.

Wherein, said self machine comprises with lower component: be arranged at the inner coil of said lifting device; Near said cylinder, and be arranged at the electromagnet of the inside of said housing.

And also comprise: be arranged at the inside of said housing, form near said cylinder and protrusion, the electromagnet that is used to hold said electromagnet is provided with portion.

And, a kind of control method of dryer, this dryer comprises following parts: housing; The rotatable inside that is arranged at said housing is used to hold the cylinder of drying object; By being used for to the blowing fan of the internal feed hot blast of said cylinder and the air feeder that main heat source constitutes; Rotatable setting; And be used to dry the auxiliary thermal source of said oven dry object, it is characterized in that, in the drying stroke before predefined setting-up time; Control all moves said main heat source and auxiliary thermal source; In the later drying stroke of said setting-up time, control only makes said auxiliary thermal source operation, with the power of control bake out temperature.

Further, controlling said auxiliary thermal source does not move under the state that said cylinder stops the rotation.

The invention has the beneficial effects as follows: the present invention is provided with auxiliary thermal source through the drum at dryer, makes dryer have the effect of the saving energy and raising drying efficiency.

Description of drawings

Fig. 1 is the profile of the dryer of an embodiment according to the invention;

Fig. 2 is the plane of the dryer of one embodiment of the invention;

Fig. 3 is the stereogram according to the cylinder of the dryer of the first embodiment of the present invention;

Fig. 4 is the fragmentary cross-sectional view of the auxiliary thermal source of A portion among Fig. 3;

Fig. 5 is the stereogram of the cylinder of dryer according to a second embodiment of the present invention;

Fig. 6 is the fragmentary cross-sectional view of the auxiliary thermal source among Fig. 5.

Main Reference numeral implication is among the figure:

10: housing 20: cylinder

26: lifting device 260,260 ': auxiliary thermal source

262,262 ': heat generating part 264: battery

264 ': self-generating machine 266 ': charger

268 ': electromagnet is provided with portion.

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, the control method of dryer and dryer is according to an embodiment of the invention carried out detailed explanation.

As shown in Figure 1, use dryer according to the oven dry of an embodiment of the present invention, comprise 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, 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; Air feeder.

Air feeder comprises with lower component: 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.

The oven dry object is dried and become wet air and will obtain dehumidifying through freezing machine 70, and the condensed water that generates in the 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 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, cylinder 20 relative being rotated.

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 the through hole 10a of described housing 10 and the passage 20b of cylinder 20 preferably are 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 the heater 42 as main heat source (detailed structure for feed path and heater will be described hereinafter) that is used to add hot-air.

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 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 when cylinder 20 is rotated.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.

Motor 60 possesses two rotating shafts is arranged, and a rotating shaft is connected with blowing fan 52, and drives blowing fan 52.Another rotating shaft of motor 60 combines with pulley 62, and rotating pulley 62.Because pulley 62 is connected with cylinder 20 through conveyer belt 64, therefore, cylinder 20 will be rotated owing to the rotation of conveyer belt 64.

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.

Below, will be according to the dryer that has as stated the one embodiment of the invention that constitutes, first embodiment of auxiliary thermal source is described.

To shown in Figure 4, possessing in the inside of cylinder 20 has the auxiliary thermal source 260 that is rotated like Fig. 2.That is, auxiliary thermal source 260 is arranged on a plurality of lifting devices 26 of cylinder 20 set inside, thus the rotatable inside that is arranged at cylinder 20.

Auxiliary thermal source 260 comprises with lower component: the heat generating part 262 that is used for radio radiation heat; Be used to drive the drive division 264 of heat generating part 262.

Heat generating part 262 is along a plurality of infrared LEDs of the length direction end setting of lifting device 26 or infrared ray bulb etc.Drive division 264 is used to drive heat generating part 262, and it is arranged at the inside of lifting device 26, and is connected with heat generating part 262.Drive division 264 is to be made up of the convenient battery that is provided with and replaces.

Using under the situation of LED as heat generating part 262, also can keep the long life-span by low electric power such as batteries, therefore, have the effect of saving the energy.

Under the situation that drive division 264 is made up of battery; Be connected with heat generating part 262 and remove connection; Will be by bimetal release through temperature control on/off, or with the realizations such as wireless switching of the microcomputer (not shown) of control panel through wireless receiving and dispatching control on/off.

Promptly; When drying stroke soon finishes; Close heater 42; Connect (on) when using chilling temperature in the step that cylinder 20 is inner and the oven dry object cools off above, the bimetal release of disconnection (off) when chilling temperature is following, battery is connected with heat generating part 262 and removes connection.Thus, the power supply of control auxiliary thermal source 260.Perhaps, use through receiving the on/off signal that microcomputer transmits, battery is connected and removes the wireless switching of connection with heat generating part 262, control the power supply of auxiliary thermal source 260.

Obtain the inside that heated hot air heated will flow into cylinder 20 by heater 42, be used for oven dry for the first time, and the heat by heat generating part 262 radiation that appends transmits heat and is used for oven dry to the oven dry object the oven dry object.

Because along with cylinder 20 is rotated, from heat generating part 262 infra-red-emittings or the radiant heat that is arranged at lifting device 26, through with the contacting and transfer of radiant heat of oven dry object, compare with the dryer that only is provided with heater 42, can improve drying efficiency.

Then, will auxiliary thermal source according to a second embodiment of the present invention be described.

As shown in Figure 5, but in the lifting device 26 of cylinder 20 inside, possess the auxiliary thermal source 260 ' that is rotated that self-generating is arranged.

Auxiliary thermal source 260 ' comprises with lower component: the heat generating part 262 ' that is used for discharging radiation heat; Be used to drive the drive division of heat generating part 262 '.

Heat generating part 262 ' is along a plurality of infrared LEDs of the length direction end setting of lifting device 26 or infrared ray bulb etc.And drive division is made up of self-generating machine 264 ' and charger 266 '.

Self-generating machine 264 ' is made up of coil and electromagnet, utilizes the induction power along with the rotation of cylinder 20, drives heat generating part 262 '.

Coil is arranged at the inside of lifting device 26, when cylinder 20 low speed are rotated, will together be rotated with cylinder 20.Electromagnet 268a is arranged at housing 10 inside near cylinder 20, when cylinder 20 rotations, in coil, generates induction power, makes self-generating machine 264 ' produce electric current.

For this reason, possessing in the inside of housing 10 has electromagnet that portion 268 ' is set, and it is used to hold electromagnet 268a, and, near cylinder 20 and protrusion forms.

Charger 266 ' is arranged at the inside of lifting device 26, is used for storing the electric power that self-generating machine 264 ' is produced, and drives heat generating part 262 '.

Below, will be according to the dryer that has as stated the one embodiment of the invention that constitutes, the control method of the dryer that is used to control auxiliary thermal source is simply explained.

Auxiliary thermal source 260 ' can together use when the heater 42 that uses as main heat source, also can be in the heater 42 independent operations in back out of service.

Promptly; In the drying stroke before predefined setting-up time, control makes the heater 42 as main heat source all move with auxiliary thermal source 260 ', in the later drying stroke of setting-up time; Control only makes auxiliary thermal source 260 ' operation, with the power of control bake out temperature.

For example, in the initial stage and the mid-term that need the drying stroke of more heat transfer for the oven dry of drying object,, can dry the oven dry of object faster through using heater 42 and auxiliary thermal source 260 ' simultaneously.Oven dry at the oven dry object reaches latter stage of drying stroke to a certain degree, and make heater 42 out of service, and only drive auxiliary thermal source 260 ', thereby by the residual moisture of weak heat oven dry oven dry object.

And; Control auxiliary thermal source 260 ' does not move under the state that cylinder 20 stops the rotation; Its auxiliary drying unit as the heater 42 of main heat source is used, when cylinder 20 does not move, do not make it out of service, thus the damage of the oven dry object that can prevent to cause by auxiliary thermal source 260 '.

According to the dryer with the one embodiment of the invention that constitutes as stated and the control method of dryer; Except the heater that is used for the heat drying air; Also possessing in drum has auxiliary thermal source, has the effect that can save the energy and improve drying efficiency.

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

1. a dryer is characterized in that, 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 blowing fan and main heat source to the internal feed hot blast of said cylinder;

Rotatable setting also is used to dry the auxiliary thermal source of said oven dry object.

2. dryer according to claim 1 is characterized in that: said auxiliary thermal source is arranged at the inside of said cylinder.

3. dryer according to claim 2 is characterized in that: said cylinder also comprises a plurality of lifting devices that are used to promote said oven dry object, and said auxiliary thermal source is arranged on the said lifting device.

4. dryer according to claim 3 is characterized in that: said auxiliary thermal source discharging radiation heat.

5. dryer according to claim 4 is characterized in that, said auxiliary thermal source comprises with lower component:

The heat generating part that is used for radiate heat;

Be used to drive the drive division of said heat generating part.

6. dryer according to claim 5 is characterized in that: said heat generating part is a plurality of infrared ray bulbs that are arranged at the length direction end of said lifting device.

7. dryer according to claim 5 is characterized in that: said heat generating part is a plurality of infrared LEDs that are arranged at the length direction end of said lifting device.

8. dryer according to claim 5 is characterized in that: said drive division is a battery.

9. dryer according to claim 8 is characterized in that, said auxiliary thermal source also comprises: the bimetal release that is used for said battery is connected with said heat generating part or removes connection.

10. dryer according to claim 8 is characterized in that, said auxiliary thermal source also comprises: the wireless switching that is used for said battery is connected with said heat generating part or removes connection.

11. dryer according to claim 5 is characterized in that, said drive division comprises with lower component:

The self machine;

Be used to store charger from the electric power of said self machine generating.

12. dryer according to claim 11 is characterized in that, said self machine comprises with lower component:

Be arranged at the inner coil of said lifting device;

Near said cylinder, and be arranged at the electromagnet of the inside of said housing.

13. dryer according to claim 12 is characterized in that, also comprises: be arranged at the inside of said housing, form near said cylinder and protrusion, the electromagnet that is used to hold said electromagnet is provided with portion.

14. the control method of a dryer, this dryer comprise with lower component: housing; The rotatable inside that is arranged at said housing is used to hold the cylinder of drying object; By being used for to the blowing fan of the internal feed hot blast of said cylinder and the air feeder that main heat source constitutes; Rotatable setting also is used to dry the auxiliary thermal source of said oven dry object; It is characterized in that; In the drying stroke before predefined setting-up time, control all moves said main heat source and auxiliary thermal source, in the later drying stroke of said setting-up time; Control only makes said auxiliary thermal source operation, with the power of control bake out temperature.

15. the control method of dryer according to claim 14 is characterized in that: control said auxiliary thermal source and under the state that said cylinder stops the rotation, do not move.