CN101037839A

CN101037839A - Drum-type washing machine

Info

Publication number: CN101037839A
Application number: CNA2007101359740A
Authority: CN
Inventors: 村上宽
Original assignee: Toshiba Corp; Toshiba Consumer Marketing Corp; Toshiba Home Appliances Corp
Current assignee: Toshiba Corp; Toshiba Lifestyle Products and Services Corp
Priority date: 2006-03-14
Filing date: 2007-03-14
Publication date: 2007-09-19
Anticipated expiration: 2027-03-14
Also published as: TWI338065B; JP2007244469A; KR20070093826A; CN101037839B; TW200745405A

Abstract

The invention provides a tumbling-box washer which can dry washings without using drying unit, and which does not use wing panel body structure thereby avoiding cloth winding and water spilling, so that water-proof mechanism is not needed and cost can be reduced. The tumbling-box washer is characterized by including: sink (10) which is elastically supported at inside of shell (2) forming external profile, tumbling cylinder (16) which is configured to rotate about transverse axis within the sink (10), put-in opening (7) which is arranged on front surface of the shell opposite to the front of the sink and the tumbling cylinder, and a rotatable door (8) for opening and closing the put-in opening; Wherein, air entry (19) for attracting external air is arranged at upper position above water level in washing in the sink, and air exhaust port (21) for discharging the external air being attracted into the tumbling cylinder from the air entry is formed above the water level.

Description

Drum-type washing machine

Technical field

The present invention relates to the drum-type washing machine (drum-type washing machine) can be when the dehydration of washings effectively moisture removed.

Background technology

Japanese patent application relevant with this drum-type washing machine, that propose on January 26th, 2005 by the applicant: the invention in the special 2005-18329 of the hope communique, general structure is such as shown in Figure 4, swivelling chute is made as the cylinder (drum) 66 of horizontal shaft type, is provided with the input port 57 of washings in the front surface side of housing.The tank 60 that forms exterior contour is cylindric, via the inside of bracing or strutting arrangement 61 resiliency supported at housing 52, make its approximate horizontal and preceding high back low on fore-and-aft direction, inside at this tank 60, leave the gap and above-mentioned cylinder 66 can be set rotatably, it is driven by the motor on the rear surface that is installed in tank 60 (motor) 67 rotations.

Be arranged at the front surface side of above-mentioned housing 52, be used to pick and place on the input port 57 of washings and be equipped with door (door) 58 that opens and closes input port 57, when when running washing, dehydration running, during dry operating, door 58 is pinned (lock), so just become airtight construction, so that the slurry in the tank 60 can be from the gap etc. spill into the outside.

Tank 60 in the drum-type washing machine of above-mentioned patent application is sealed when when running washing, dehydration running, during dry operating, so when the dry operating of washings, its mode is: will be configured in the hot-air that adds that the drying unit (drying unit) 68 top, that comprise drying heater (drying heater) 69 and fan (fan) 70 of above-mentioned tank 60 generated and import in the above-mentioned cylinder 66, clothing etc. is carried out drying.At this, thereby in the drum-type washing machine of above-mentioned patent application, also exist the problem of ultra-high price of the cost height drum-type washing machine of the above-mentioned drying unit 68 that comprises drying heater 69 and fan 70.

On the other hand, as shown in Figure 5, in TOHKEMY 2005-261691 communique, disclose on a kind of rotary shaft 87 of the cylinder 86 in drum-type washing machine and integrally be provided with fin body 88, rotation by this fin body 88 is drawn into extraneous air in the cylinder 86 from air-breathing air channel 89, washings is contacted with extraneous air, promote the drum-type washing machine of the evaporation of moisture thus.

But in the structure shown in the above-mentioned TOHKEMY 2005-261691 communique, because of the rotation of cylinder 86, the washings of clothing etc. probably can be wrapped on the fin body 88 of the central authorities that are positioned at side wall portion.In addition, because air-breathing air channel 89 is positioned on rotating shaft 87 parts of cylinder 86, so the water level in the cylinder 86 during according to washing has the possibility of washings from air-breathing air channel 89 adverse currents to the outside.So, in order to prevent these problems, just need to adopt not can spilling water water proof structure, cost is raise.

Summary of the invention

The present invention has considered that above-mentioned problem invents, its purpose is, even if provide a kind of drying unit that do not use also can dry washings, thereby and not winding, the spilling water that clothing can not appear in the fin body structure, and then do not need proof mechanism of water, the drum-type washing machine that cost is reduced.

In order to solve above-mentioned problem, drum-type washing machine of the present invention is characterised in that, comprise: by the tank of resiliency supported in the inside of the housing that forms exterior contour, can be provided in the cylinder of the inside of this tank around transverse axis rotatably, relatively be arranged on the input port on the front surface of above-mentioned housing and be used to open and close door this input port, that can be provided with rotatably with the place ahead of above-mentioned tank and cylinder; Wherein, the upper position of the height of water level during washing in the above-mentioned tank is provided with the air entry that attracts extraneous air, and is formed with above above-mentioned height of water level from this air entry and is drawn into the inside of cylinder and the exhaust outlet of the extraneous air that is discharged from.

According to drum-type washing machine of the present invention, not only can effectively moisture be removed from washings, also needn't adopt the structure that is used to prevent to injure the complexity of washings, spilling water because of winding, can access cheap drying structure.

Description of drawings

Fig. 1 is the overall perspective view of the drum-type washing machine of expression one embodiment of the present of invention.

Fig. 2 is the sectional side elevation of the drum-type washing machine of Fig. 1.

Fig. 3 is the in-built stereogram of the drum-type washing machine of presentation graphs 1.

Fig. 4 is the sectional side elevation of structure example that is illustrated in the applicant's the drum-type washing machine in first to file " Japanese Patent Application 2005-18329 communique ".

Fig. 5 is that the master of disclosed existing drum-type washing machine in " TOHKEMY 2005-261691 communique " looks sectional side elevation.

Label declaration

1 drum-type washing machine, 2 housings

8 of 7 input ports

10 tank 10a tank covers

13 scupper hoses, 14 feed water inlets

15 washing agent input ports, 16 cylinders

16a dewatering hole 19 air entries

20 filters, 21 exhaust outlets

22 discharge ducts, 23 hoods

The specific embodiment

Below, with reference to description of drawings one embodiment of the present of invention.Housing 2 bending formings that the drum-type washing machine 1 that figure 1 illustrates approximate three-dimensional map, figure 2 illustrates sectional side view will form exterior contour be the コ font (horseshoe shape: Horseshoe), this housing comprises: formed back and both sides outer panel 3, seal the front panel 4 and the backplate 5 of the inspection socket at its front surface and back.

Then, the top of plate 4 disposes the guidance panel 6 that is used to select to set washing course etc. in front, and offers the input port 7 of the circle that is used to pick and place washings on middle body; Around above-mentioned input port 7, for example rounded shape landform portion that is in depression, the door 8 that will close input port 7 thus is configured to its front surface and above-mentioned front panel 4 roughly at grade.

That is to say that door 8 consistently forms toroidal with the depressed part shape of above-mentioned front panel 4, and forms the front face corresponding, form an inner panel 9 by the peripheral rim of depressed part with above-mentioned input port 7 by the transparent body; For door inner panel 9, in order to have an X-rayed inside with the transparent part of above-mentioned front panel, make by consistently inwardly the side is outstanding to the transparent resin of the resistance to chemical reagents excellence of washing agent etc. or ox-eye that glass (glass) forms and the input port 7 of above-mentioned circle, and a side by hinge parts (hinge) thus axle is supporting and it is mounted to and can opens and closes in the horizontal, described ox-eye.

Internal configurations at housing 2 has tank 10.From more understanding as the Fig. 3 that has omitted the stereogram of housing, tank 10 is the cylindric of horizontal shaft type, and the back side is closed, tank cover (the water tub cover) 10a of ring-type is installed on the opening periphery of its front face, and this tank flexibly is supported in the housing 2 by a pair of bracing or strutting arrangement 11 that is provided with about its bottom, and the below of side is connected with the scupper hose (drain hose) 13 that exports to machine exterior via draining valve 12 overleaf.

Side on main body top is provided with the feed water inlet 14 that is connected with feed water valve, makes it possible to supply with and store the running water as washings.In addition, with the body front part of feed water inlet 14 adjacency, be provided with washing agent input port 15, make when washing washing agent with to tank 10 in the supply ormal weight of supplying water.

In the inside of tank 10, dispose the cylinder 16 that can be shaped on the round-ended cylinder shape around the stainless steel (stainless-steel) that transverse axis rotates.Cylinder 16 be supported for along tank 10 forwards, a little before the low heeling condition in high back, on the barrel perisporium, have a plurality of dewatering hole 16a, have baffle plate (baffle) 16b that a plurality of washings that raise up are used within it on the perimeter surface.In addition, jacket (drum cover) 16c of ring-type is installed, relatively disposes with input port 7, come work as the universal vat in washing running and the dehydration running with above-mentioned tank cover 10a in the front surface open side.

In the above-mentioned back side portion that has been closed that the back side that has been closed of above-mentioned cylinder 16 is supported on tank 10 by axle, by be controlled in wash and rotary speed that the running of dewatering is corresponding on motor 17 be rotated.This motor 17 is external-rotor motors (outer rotor typemotor) for example, the stator that it is inboard (stator) 17c is fixed on tank 10 sides, make with the direct-connected rotating shaft 17b of outside rotor 17a and penetrate the rear wall of tank 10 waterproofly, and the center and the cylinder 16 of portion link overleaf to make it.

In the gap between the tank cover 10a of the front openings portion of the opening periphery of the input port 7 of above-mentioned front panel 4 and tank 10, the bellows 18 that soft resin material by the resistance to chemical reagents excellence constitutes is installed, make water can not escape to machine exterior from tank 10, and its part is extended, touch mutually with the transparency window 9 of above-mentioned door 8 inner surface side that are in closed state, anti-sealing 7 leaks into machine exterior from the input port, also be provided with wrinkle portion, the whirling vibration of anti-water stopping trough 10 and cylinder 16 is delivered to door 8 sides.

Then, on the top position of the opposite side of the input port 7 of the front panel 4 corresponding with above-mentioned washing agent input port 15, be provided with the air entry 19 of tubular, the section of this air entry is the long long hole shape of width, and the front openings portion opening of the cylinder 16 of upper surface in the outside of tank 10 opening, below correspondence tank cover 10a, and, on the peristome of this air entry 19, filter (filter) parts 20 are installed freely by bolt (screw) loading and unloading.

Then, with the top plate portion of above-mentioned air entry 19 corresponding shell 2 on, be formed with and be provided with the opening 2a that decorates lattice, in addition, on the top that is positioned at the tank 10 at rear with respect to above-mentioned air entry 19, be provided with the below opening between cylinder 16 and the tank 10, above at the exhaust outlet 21 of the upper surface upper shed of tank 10.

On the upper end-face edge of this exhaust outlet 21, the chimeric discharge duct (exhaust duct) 22 that has the elastomer by soft rubber (soft rubber) etc. to form, discharge duct 22 is rearward crooked, penetrates outer panel 3 to the extraneous air split shed.On the peristome of this discharge duct 22, be equipped with the hood 23 of semicircle tubular in the side of housing 3, make this hood cover this peristome and make from the exhaust of inside towards outside top, thereby will be diffused in the extraneous air from the top, the back side of the exhaust guiding rinsing maching 1 in cylinder 16 and the tank 10.

The drum-type washing machine 1 of above-mentioned structure can select to set and automatically perform " washing ", " rinsing ", " dehydration " each function process, after washings being put in the cylinder 16 from above-mentioned input port 7, in " washing " and " cleaning " process, under the state that washings is supplied in the tank 10, make cylinder 16 carry out low speed rotation, wash by the stirring movement that by baffle plate 16b washings is raised up or to fall, in " dehydration " process,, cylinder 16 dewaters thereby being rotated at a high speed to a direction.

Therefore, in " dehydration " process, the moisture of the washings after the washing is under action of centrifugal force, be thrown out of from a plurality of dewatering hole 16a that run through on the cylindrical shell perisporium that is arranged on above-mentioned cylinder 16, dewater thus, meanwhile, air in the cylinder 16 also is discharged from from dewatering hole 16a, just become negative pressure in the cylinder 16, so a large amount of dry extraneous airs is inhaled into the suction hole 19 on above-mentioned tank 10 tops via the opening 2a on the top board face that is formed on corresponding shell 2, from flowing into the front openings of cylinder 16 near the rear portion of input port 7.At this moment, owing to be provided with above-mentioned filter component 20, so thereby can prevent that dust in the extraneous air and small worm etc. from entering in the cylinder 16 is attached on the washings at air entry 19.

Then, contact and absorb with washings in the inside of cylinder 16 they moisture, contain wetly air and be discharged to the outside from dewatering hole 16a, thereby washings is when utilizing the centrifugal force dehydration, also is subjected to sucking the exsiccation of air forcibly, can promote desiccation widely.

The air of discharging from above-mentioned dewatering hole 16a flows between the inner surface of the outer surface of cylinder 16 and tank 10, is directed at the exhaust outlet of offering on tank 10 upper surfaces as confined space 21, by being discharged into the outside in the discharge duct 22.

At this moment, exhaust preferably is discharged in the extraneous air.This be because, under situation about it being discharged in the housing 2, exhaust may be full of housing 2 inside, at this moment not only thereby the exhaust capacity reduction brings obstacle to obtaining new dry air, and can produce condensation at the wall inner surface because of containing wetly air, and, not only discharge humidifying air by it is discharged in the extraneous air, also do not have delay, thereby can guarantee sufficient inspiratory capacity.

Exhaust outlet 21 in the foregoing description is opened in the upper surface of tank 10 rear side away from above-mentioned air entry 19, so from the place ahead of cylinder 16 enter air-breathing with groove in washings from front to back large tracts of land contact the back and flow out from the exhaust outlet 21 at rear portion, thereby can more help the drying of washings.Then, the air that flows out from discharge duct 22 is deflated further guiding top of cover 23 from the upper rear portion of outer panel 3, be discharged in the extraneous air then, so thereby can not be trapped in the phenomenon that produces condensation between rinsing maching 1 and the indoor wall, can suppress the generation of mouldy grade.

Above-mentioned suction hole 19 and exhaust outlet 21 all are configured in the top of tank 10, so can not be subjected to the influence of the water level that is stirred in the washing course of " washing " and " rinsing ", can prevent that sealing spills into outside the groove.And,, needn't one fix on the top of tank 10 as long as the water level that the place of this air entry 19 and exhaust outlet 21 exceeds when washing is set.

According to above-mentioned structure, in " dehydration " process after washing, for the washings in the cylinder 16, because the centrifugal force that produces by the rotation of cylinder 16 down dehydration and by the exsiccation of the extraneous air generation that sucks, so needn't use the drying unit that comprises heater and fan 68 in the past, just roughly dry status can be become, drying effect can be obtained economically.

In addition, aspect structure, tank cover 10a or tank 10 in air entry 19 and exhaust outlet 21 and the existing drum-type washing machine structure can be formed as one, above-mentioned exhaust outlet 21, discharge duct 22 and hood 23 can be arranged on usually in the rear portion inclined spaces with cylinder 16 that sets towards the downward-sloping state in rear and tank 10, therefore, the new space (installation space) that is provided with needn't be set, needn't enlarge these changes such as main body outer contoured shape, thereby can under the situation that does not have bigger specification change, add the effective dry performance.

And, also can not be provided as exhaust outlet 21 parts of formed body especially, make exhaust outlet and the gap between tank 10 tops and the miscellaneous part applied flexibly, in addition, can also open the above-mentioned draining valve 12 that is connected with the bottom of tank 10, carry out exhaust from scupper hose 13.

In addition, the aperture area of exhaust outlet 21 parts is set at that the aperture area than above-mentioned air entry 19 is big at least, the extraneous air that is drawn into like this in the cylinder 16 just can not be detained, sufficient extraneous air soakage can be guaranteed, and air-breathing, circulation, the exhaust process of steadily (smooth) can be formed.

In addition, in above-mentioned " washing ", " dehydration " running, can generate the spittle of water because of stirring and dewatering, but tank 10 is configured to waterproof with respect to main body outer surface 3, and be installed in the opening edge portion of input port 7 bellows (bellows) 18 with to the outstanding windowpane 9a Elastic Contact of door 8 inner surface side, spittle water is just by sealing (seal) reliably like this, water can not drain to outside the tank 10, more can not drain to outside the rinsing maching 1.

Claims

1. drum-type washing machine, it is characterized in that, have: by the tank of resiliency supported in the inside of the housing that forms exterior contour, can be provided in the cylinder of the inside of this tank around transverse axis rotatably, with the place ahead of above-mentioned tank and cylinder relatively be arranged on above-mentioned housing front surface the input port and be used to the door that opens and closes this input port, can be provided with rotatably; Wherein, the upper position of the height of water level in when washing is provided with the air entry that attracts extraneous air in the above-mentioned tank, and is formed with above above-mentioned height of water level from this air entry and is inhaled into the inside of cylinder and the exhaust outlet of the extraneous air that is discharged from.

2. drum-type washing machine as claimed in claim 1, it is characterized in that, will be near the inner air entry that imports extraneous air of cylinder be arranged on the periphery of input port, exhaust outlet is formed on the position corresponding with the rear portion of cylinder, makes to be discharged to outside the main body from above-mentioned exhaust outlet from the air that runs through the dewatering hole outflow that is arranged on the cylinder.

3. drum-type washing machine as claimed in claim 1 or 2 is characterized in that above-mentioned exhaust outlet is set at the top of tank.

4. drum-type washing machine as claimed in claim 1 or 2 is characterized in that, the aperture area of above-mentioned exhaust outlet is arranged to the aperture area than above-mentioned air entry is big at least.

5. as claim 3 or 4 described drum-type washing machines, it is characterized in that an end of discharge duct is installed, and the other end of this discharge duct is to the outside opening of above-mentioned housing on above-mentioned exhaust outlet.