CN1316094C

CN1316094C - Switching over type drying apparatus for drum washing machine

Info

Publication number: CN1316094C
Application number: CNB021209308A
Authority: CN
Inventors: 卢良焕; 赵汉纪; 朴明植; 河永勳
Original assignee: LG Electronics Tianjin Appliances Co Ltd
Current assignee: LG Electronics Tianjin Appliances Co Ltd
Priority date: 2002-06-07
Filing date: 2002-06-07
Publication date: 2007-05-16
Anticipated expiration: 2022-06-07
Also published as: CN1464088A

Abstract

The present invention relates to a drying device of a washing machine, particularly to a drying device for converting a drying mode for a cylinder washing machine. The drying device for converting a drying mode for a cylinder washing machine of the present invention comprises a washing cylinder (1) a pipeline (11), an air supply blower (4) and a flow guiding conversion tool (13), wherein water-bearing clothing is put into the washing cylinder (1); the pipeline (11) performs the function that air is guided from the inner part of the washing cylinder to be exhausted outside the washing cylinder, and then, the air flows into the washing cylinder newly; the air supply blower (4) can make the air in the washing cylinder circulated forcibly along the pipeline; the flow guiding conversion tool (13) capable of making the air in the washing cylinder circulated along the pipeline and can exhaust the air to the exterior of the washing cylinder is arranged on the pipeline. The present invention uses variable drying devices with the same structure, because a mode for drying the clothing can be changed, the drying device of the cylinder washing machine can be uniformed.

Description

The switching over type drying apparatus of roller washing machine

Technical field

The present invention relates to a kind of drying equipment of washing machine, particularly a kind of switching over type drying apparatus of roller washing machine.

Background technology

General washing machine is the equipment that clothing is cleaned by washing process, rinse cycle and dehydration, can be divided into according to the laundry mode: types such as pulsator washing machine, agitator type washing machine and tumbling-box washing machine.

Use the tumbling-box washing machine washing clothes to have advantages such as the washing clothes wear rate is lower, water consumption is few, recently, in order to satisfy consumer and user's multi-purpose requirement, designed the additional function of many types, be embodied in especially in the dry run of cloth drying.

Above-mentioned roller washing machine, the user opens gate and puts into clothing, and then door is shut, if press the button on the control panel, washing machine will drop into washing drum by water supply hose with water and cleaning agent, by the rotation of cylinder, carries out washing process then.

After the above-mentioned washing process completion, sewage pours into washing drum with clean water by water supply hose after discharging by scupper hose again, after water supply is finished, by the rotation of cylinder, carries out rinse cycle.

After above-mentioned rinse cycle is finished, rinsing sewage is discharged, carry out dehydration by the high speed rotating of cylinder.

The user after finishing washing, rinsing and dehydration, can directly select the dry run project by control panel, also can cancel all processes, only selects the dry special-purpose project of drying clothes.

Below be reference and the explanation that improves the relevant garment drying apparatus of front roll washing machine with reference to Fig. 1 and Fig. 2:

At first, the garment drying apparatus of original roller washing machine comprises: only use the air of washing machine inside that clothing is carried out dry coagulating type drying equipment; When malaria is discharged from washing machine is inner, absorb the exhaust drying equipment that air outside into makes cloth drying by pipeline.

Fig. 1 is a simplified diagram of improving the coagulating type drying equipment of front roll washing machine, and with reference to this figure, the coagulating type drying equipment of above-mentioned roller washing machine is to communicate by being arranged on washing drum 1, constitutes the drying duct 3 of internal air passageways; At the inner drying heater that adds hot-air 5 that is provided with of drying duct; Make air guided mobile Air Blast fan 4 by drying heater; Air Blast fan rotates and makes leaked-in air carry the condensation duct 6 of the moisture inflow of clothing; The water supply instrument 7 that makes the air setting that flows into condensation duct decompose the back discharge is constituted.

Now the coagulating type drying equipment that constitutes roller washing machine is described in detail.

Start the Air Blast fan 4 and the drying heater 5 that are arranged on drying duct inside, utilize Air Blast fan 4 flow air, form the low wet condition of high temperature by drying heater 5.

In the above-mentioned drying duct the low humid air of the high temperature of directed flow circulates in washing drum 1, and the air of high temperature low humidity has absorbed the moisture in the washing clothes and then formed hot and humid state in washing drum 1 internal flow.

Hot and humid air flows into condensation duct 6, at this moment, by being arranged on the water supply instrument 7 in the condensation duct 6, utilizes cold water injection, makes airborne wet steam condensation in the cold water of separating.

At this moment, wet steam contained in the air is converted into condensate water, falls down along the condensation duct below.

Then, owing to spraying the air that cold water loses wet steam, become the low temperature and low humidity state, and then flow into again in the Air Blast fan 4 residing drying ducts 3.

Fig. 2 is the simplified diagram that changes front roll washing machine exhaust drying equipment, and with reference to this figure, the air-exhaust type drying equipment of roller washing machine is by being connected with washing drum 1, and portion forms the drying duct 3 that air conducting flows within it; Be installed in the inner drying heater 5 that adds hot air acting that rises of drying duct; In drying duct, make and be heated the empty Air Blast fan 4 that flows along pipeline; To circulate in washing drum and absorb that discharge duct 8 that the air of washed moisture discharges constituted.

The above exhaust drying equipment that constitutes, its air from the drying duct to the washing drum flows and the coagulating type drying equipment is on all four, so, the explanation that will omit this respect later on, and emphatically to describing by washing drum 1 later air effect mobile and drying equipment.

The air of the humid tropical condition by drying duct 3 and washing drum 1 flows into discharge duct 8, because discharge duct 8 is openings, an end and external communications are so the air that flow into discharge duct is together discharged the washed wet steam that it carries.

Therefore, along with the discharge of the hot and humid air of discharge duct, establish condenser tube in addition and there is no need in discharge duct, in addition, opening one end of discharge duct 8 is provided with for forming to be communicated with at casing.

Washed drying equipment and the interdependence of washing machine external circumstances, washed drying equipment becomes a difficult problem concerning roller washing machine.

Summary of the invention

The objective of the invention is carrying out in the dry run,, provide a kind of difference drying mode switching over type drying apparatus of the roller washing machine of cloth drying mode in the past by being arranged on the spinfunction of the lever that plays water conservancy diversion switching effect in the pipeline to washed.

In order to realize the above object, the switching over type drying apparatus of roller washing machine of the present invention comprises: washing drum and the drying duct that is connected washing drum top one side, in drying duct, be provided with Air Blast fan and drying heater, the other end of described drying duct is connected on the variable duct, the other end of variable duct is connected bottom one side of washing drum, is provided with the water conservancy diversion diverter tool in a side of variable duct.

As mentioned above, the present invention uses the variable drying equipment of same structure, because can change the mode of carrying out drying to washed, so can make sameization of drying equipment of roller washing machine.

Description of drawings

Fig. 1 is the tube important plan that improves the coagulating type drying equipment of front roll washing machine.

Fig. 2 is the concise and to the point figure that improves the exhaust drying equipment of front roll washing machine.

Fig. 3 is the concise and to the point figure of the switching over type drying apparatus of relevant tumbling-box washing machine of the present invention.

Fig. 4 is the lever with water conservancy diversion handoff functionality among swing Fig. 3, when pipeline switches to the inner air tube opening, and the concise and to the point figure of the flow direction of the air of pipeline.

Fig. 5 is the lever with water conservancy diversion handoff functionality of swing among Fig. 3, when the inner air tube that switches at pipeline is closed, and the concise and to the point figure of the flow direction of the air of flow ipe.

Symbol description about the major part in the legend:

1. washing drum 2. cylinders

3. drying tube 4. Air Blast fans

5. drying heater 6. condensation duct

7. water supply instrument 8. discharge ducts

11. variable duct 12. exhaust outlets

13. lever

The specific embodiment

The present invention will be further described below in conjunction with the drawings and specific embodiments.

Below be to be the explanation of switching over type drying apparatus about drying mode to the present invention with reference to figure 3 to Fig. 5.

Fig. 3 is that the drying mode by the relevant roller washing machine of the present invention of simple expression is the schematic drawing of switching over type drying apparatus, as reference, above switching over type drying apparatus is formed by washing drum 1, pipeline 3, Air Blast fan 4 and water conservancy diversion diverter tool 13.

The effect that pipeline is set in washing drum is that guiding is discharged to the washing drum air outside, flows in the washing drum again.

Here, pipeline is that the variable duct 11 that is connected with the other end of drying duct when being connected with the opposite side of washing drum with its end by the drying duct 3 that its end is connected with washing drum 1 one sides constitutes, or form the one end and be connected with a side of washing drum 1, it is integrated that the other end is connected with the opposite side of washing drum.

The formation of the same structure of pipeline and effect and incorporate formation or drying duct and variable duct is irrelevant, so following content will be stressed the drying equipment of the roller washing machine that variable duct and drying duct form.

In above-mentioned drying duct 3 the insides, be provided with air can be flowed in washing drum 1, make air guided mobile Air Blast fan 4, possess the water conservancy diversion handoff functionality on the side of above-mentioned variable duct 11.

The water conservancy diversion diverter tool is bipartite: the exhaust outlet 12 that forms on a side of variable duct; Be arranged on exhaust ports and can swing, and the position difference that stops according to the swing back, the lever 13 of selective rhizotomy exhaust outlet or pipeline air conducting.

Swing along with lever 13, be provided with the function of the air conducting switching that makes variable duct 11 at exhaust outlet 12 places of variable duct 11, lever 13 can the person of being to use in person with the manual equipment of hand swing, also can be to use the automatic equipment of rotating device swing voluntarily.

The starting drive of the automatic running device here can be solenoid or motor.

Along the flow direction of pipeline flow air, provide cold water in variable duct 11 inside of the upper end of the water conservancy diversion switch means 12,13 of variable duct 11, comprise the water supply instrument 7 that air is condensed that circulates along variable duct.

In other words, water supply instrument 7 can be the condenser tube of flexible pipe form, and here, the function that condenser tube is carried out is that the spout that connects its tip portion sprays cold water.

In order to make the more effective drying of high temperature air that flows in the washing drum washed, more drying heater 5 should be set in above-mentioned drying duct 3.

For the switching over type drying apparatus of the roller washing machine of this class formation, being described as follows of its effect:

At first, in the dry run of roller washing machine, if start the drying heater 5 and the Air Blast fan 4 that are arranged on the variable duct 11,, form the low temperature and low humidity air of directed flow in case will be converted into the air of high temperature low humidity through drying heater 5 by the startup of Air Blast fan 4.

After the air of high temperature low humidity flows into washing drum, flow into variable duct 11 with hot and humid state after flowing into the washed wet steam of high temperature low humidity absorption of air in the washing drum.

The user has the lever 13 of water conservancy diversion handoff functionality by manipulation, as Fig. 4, is that location status condenses when closing exhaust outlet in the air conducting of open variable duct 11; As Fig. 5, be when closing the air conducting of variable duct 11, open row gas port 12 is discharged inner air, and extraneous air flow into the exhaust position state in the variable duct.

Fig. 4 is the lever with water conservancy diversion handoff functionality 13 among swing Fig. 3, when the air conducting of open variable duct, and the simple schematic diagram of the flow direction of the air of inflow variable duct.

As reference Fig. 4, if having the position that the lever 13 of water conservancy diversion handoff functionality is turned back to coagulated state, the air that flows into the humid tropical condition of variable duct 11 passes through the inhalation power of Air Blast fan 4, and the direction that is provided with to Air Blast fan 4 flows.

At this moment, the condensate pipe 7 that is arranged on variable duct 11 sprays cold water in variable duct 11, when the cold water of the liquid condition of injection makes a large amount of wet steam condensation that comprises in the air of humid tropical condition, drops to the bottom of variable duct 11.Subsequently, eliminated the state inflow drying duct 3 of the air of wet steam with low temperature and low humidity.

Fig. 5 allows the lever revolution with water conservancy diversion handoff functionality among Fig. 3, when making the air conducting sealing of variable duct, and the moving air in the variable duct and the simple schematic diagram of flow direction of extraneous air.

As shown in Figure 5,, flow into the air of the humid tropical condition of variable duct 11, be discharged to the outside by exhaust outlet 12 if will have the position that the lever 13 of water conservancy diversion handoff functionality is turned back to exhaust condition.Perhaps, under above-mentioned lever 13 rotating states, when the top of the extraneous air of suction by exhaust outlet 12 entered in the variable duct 11, the moving airs in the variable duct 11 were discharged by the bottom of exhaust outlet 12.

And, water supply instrument on the above-mentioned variable duct 11, be by spraying cold water, the equipment that is provided with in order to eliminate the wet steam that comprises in the moving air, when the lever 13 with water conservancy diversion handoff functionality is nipped off air conducting in the variable duct, if exhaust outlet is turned back to the position of exhaust condition, water supply instrument 7 just can not restarted.

In addition, the roller washing machine switching over type drying apparatus along with the rotation of the lever 13 with water conservancy diversion handoff functionality, has possessed the opening of pipeline air conducting, perhaps the air conducting of pipeline when being closed, the structure that exhaust outlet and suction inlet are open simultaneously.Should form sufficient ventilation in the casing of the fuselage of formation roller washing machine.

As described above, when the present invention makes at washing machine, has the lever of water conservancy diversion handoff functionality because have to handle, so the consumer of importer is propagated this roller washing machine of having changed drying mode that possesses.

And the user also can directly turn round the lever with water conservancy diversion handoff functionality before using washing machine, switch washed drying mode.

Claims

1. the switching over type drying apparatus of a roller washing machine, comprise washing drum and the drying duct that is connected washing drum top one side, in drying duct, be provided with Air Blast fan and drying heater, it is characterized in that: the other end of described drying duct is connected on the variable duct, the other end that variable mu tube is logical is connected bottom one side of washing drum, is provided with the water conservancy diversion diverter tool in a side of variable duct.

2. the switching over type drying apparatus of roller washing machine as claimed in claim 1, it is characterized by described water conservancy diversion diverter tool and be at exhaust outlet that washing drum one side forms and above being arranged on exhaust outlet and have spinfunction, according to the difference of position of rotation, with the lever of selective shut-off exhaust outlet or pipeline.

3. the switching over type drying apparatus of roller washing machine as claimed in claim 1, the water conservancy diversion diverter tool upside that it is characterized by at pipeline is provided with the water supply instrument; Because pipe interior provides cold water, and the air that circulates along pipeline is condensed.

4. the switching over type drying apparatus of roller washing machine as claimed in claim 3, the condensate pipe that to it is characterized by described water supply instrument be the flexible pipe form.

5. the switching over type drying apparatus of roller washing machine as claimed in claim 3, it is characterized by described condensate pipe is the condensate pipe that front end has possessed spout.

6. the switching over type drying apparatus of roller washing machine as claimed in claim 2, it is characterized by described lever is manual control.

7. the switching over type drying apparatus of roller washing machine as claimed in claim 2 is characterized by described lever and starts by automatic rotating device.

8. the switching over type drying apparatus of roller washing machine as claimed in claim 7, the starting drive that it is characterized by described automatic rotating device is solenoid or motor.