CN101343827B

CN101343827B - Drum-type washing and drying machine

Info

Publication number: CN101343827B
Application number: CN200810128144XA
Authority: CN
Inventors: 牛岛秀晃; 前田智史
Original assignee: Matsushita Electric Industrial Co Ltd
Current assignee: Panasonic Holdings Corp
Priority date: 2007-07-10
Filing date: 2008-07-07
Publication date: 2010-07-28
Anticipated expiration: 2028-07-07
Also published as: CN101343827A; JP2009017906A; TW200934917A; JP4386106B2; CN201228320Y; TWI347989B

Abstract

The invention relates to a drum-type washing and drying machine, comprising: a rotary drum with a rotary shaft; a water barrel which covers the rotary drum inside and elastically supports on a main body; a warm air generation section composed of a heating section and an air supply section both for drying washings; a circular air supply path communicated with the water barrel to guide the warm airto the water barrel; and a separator provided in the circular air supply path and opens and closes the circular air supply path by rotation. The separator is configured to be supported by the rotary shaft and incline toward a downstream side about the rotary shaft at a predetermined angle with respect to a flow of the warm air in the circular air supply path, so as to either enter into an openingstate by means of the warm air from the warm air generation section or enter into a closing state by means of a hammer mounted on the separator once the warm air stops being supplied, besides, the separator includes such a structure preventing foams of a detergent from backflow; a concave groove for mounting the hammer is provided at a lower surface of the separator at a upstream side from the rotary shaft, and a lower surface inclining face is provided in a direction of the lower end of the concave groove of the hammer from a front end at the upstream side.

Description

Rolling washing dryer

Technical field

The present invention relates to a kind ofly in swing roller, to wash, the rolling washing dryer of rinsing, dehydration, dry each step.

Background technology

The structure of existing this rolling washing dryer, for example Japanese Patent Application Laid-Open 2000-93697 communique (patent documentation 1) is disclosed like that, normally in cylinder, wash and dewater the running after, utilize air-supply arrangement in cylinder, to import the air that has become warm braw by heater, thus drying clothes.

And, for example Japanese Patent Application Laid-Open 2006-136511 communique (patent documentation 2) is disclosed like that, propose a kind of structure that prevents that foam from entering, made the detergent foam that produces in when washing can not enter heater and air-supply arrangement, thereby can not produce situation such as insulation degradation.

Fig. 5 represents the profilograph of the rolling washing dryer of conduct the 1st conventional example that patent documentation 1 is put down in writing.As shown in Figure 5, rotate the swing roller 105 that pivotal support freely round-ended cylinder shape in bucket 104, this swing roller 105 is formed with a plurality of open-works 120 that water and air is passed through on side face.Bucket 104 has formed the clothing gateway with door 102 in the face side of main body 101.In swing roller 105, drop into washings from this clothing gateway.Then, by the rotation of control for the water filling in the bucket 104 and draining, swing roller 105, and wash, rinsing, each step of dewatering.

In addition, the exhaust outlet 116 with bucket 104 back sides is provided with dehumidifying heat exchanger 117 communicatively.On the top of bucket 104, be connected with air-supply arrangement 118, line bits retracting device 119, heater 110, ventilation shaft 111 etc. continuously with heat exchanger 117 with this dehumidifying.The front opening of ventilation shaft 111 is connected communicatively with the front openings of bucket 104 with swing roller 105, thereby has formed the circulation air-supply path 112 of flowing along the arrow A direction.

According to said structure, constituted such rolling washing dryer: can carry out and to be accommodated in the drying steps of the washings drying in the swing roller 105, thereby outside washing, rinsing, each step of dewatering, can also carry out drying steps.

Before running, the user opens the door 102 of main body 101, and clothing is put into swing roller 105, and puts into washing agent in washing agent input box, as required operation display part is operated.At this, under the situation of having implemented drying steps, for this rolling washing dryer, on one side will control the rotating speed of swing roller 105, regulating pondage on one side, the foam that produces in order to avoid follow the stirring of washings in washing step are too much and enter in the circulation air-supply path 112 etc.

Fig. 6 represents the profilograph of the rolling washing dryer of conduct the 2nd conventional example that patent documentation 2 is put down in writing.As shown in Figure 6, on the side face of swing roller 221, be formed with many apertures 223 that communicate with bucket 222.Be provided with the warm braw supply port 227 that is communicated with circulating path 228 in bucket 222 rear surfaces.And, be provided with the exhaust outlet 229 that links to each other with the air-supply path 224 of circulating at bucket 222 upper surfaces.

Between circulating path 228 and circulation air-supply path 224, be provided with Air Blast fan 226 and heating part (heater) 230, thereby constituted the circulation wind path that warm braw flows along the arrow B direction when carrying out drying steps.

In addition, have the connection opening portion 231 that is positioned at 230 the place aheads, heating part, on this connection opening portion 231 and the connecting portion that circulating path 228 is connected, be provided with the rotation packaged unit 232 freely that to close connection opening portion 231 in circulation air-supply path 224.

The 2nd conventional example has constituted with the 1st conventional example reciprocal dry with circulation air-supply path 224, and the detergent foam of utilizing generation such as packaged unit 232 prevents when washing is from 227 refluences of warm braw supply port and enter Air Blast fan 226 and heating part (heater) 230.

Fig. 7 is rolling washing dryer above-mentioned of the 2nd conventional example shown in Figure 6 prevent from the to flow backwards partial sectional view of structure.In Fig. 7, packaged unit 232 rotates fastening freely on turning cylinder 233.When carrying out drying steps, this packaged unit 232 according to the flow direction of warm braw B direction, rotates and opening along the arrow C direction under the blast of Air Blast fan 226.On the other hand owing to be provided with hammer 234 in a side of packaged unit 232, so under the situation that Air Blast fan 226 is failure to actuate when washing etc., this hammer 234 along with the opposite direction of arrow C among Fig. 7, to sealing connection opening 231 1 sides to parts 232 application of forces.

But, there is following problem in the structure in the warm braw air-supply path of the rolling washing dryer of the 1st conventional example: a large amount of detergent foam that produce in swing roller 105 can enter the warm braw air-supply path with swing roller 105 internal communication, and dipping Air Blast fan and warm braw generating unit, cause producing peculiar smell, the problem that reliability reduces.

In addition, in the structure in the warm braw air-supply path of the rolling washing dryer of the 2nd conventional example, can prevent the unfavorable condition of the 1st conventional example, promptly prevent entering of detergent foam.But, because the connection opening portion 231 in circulation air-supply path 224 forms structures such as packaged unit 232, must constitute accurately as the problem of the packaged unit installation portion in the circulation air-supply path 224 of relatively large parts and the problem that assembling work complicates so exist.

Summary of the invention

Rolling washing dryer of the present invention has following structure.That is, rolling washing dryer of the present invention comprises: the swing roller with rotating shaft; Be coated with swing roller in inside and flexibly be supported on bucket on the main body; The warm braw generating unit that constitutes by heating part that is used for dry washing material and air supplying part; Be communicated with the air-supply of the circulation in the bucket that warm braw is led path with bucket; And be located in the circulation air-supply path and by rotating the dividing plate that opening and closing circulation air-supply path.Dividing plate constitutes: supported by turning cylinder, and air-flow with respect to the warm braw in the circulation air-supply path, rotating, inclination downstream is oblique at a predetermined angle for moving axis, thereby by means of from the warm braw of warm braw generating unit and become open mode, when warm braw stops, becoming closed condition by means of being installed in the hammer on the dividing plate.And, dividing plate has such structure that detergent foam flows backwards that prevents: be provided with the concavity groove that is used to install hammer from turning cylinder at the lower surface of the dividing plate of upstream side, and be provided with the lower surface inclined plane to the following extreme direction of the concavity groove of hammer from the front end of upstream side, form plate rib to center side in the mode of the aperture area that reduces described circulation air-supply path from the cross-sectional end in described circulation air-supply path, when being in the warm braw closed condition, make the described lower surface inclined plane and the described plate rib butt of described dividing plate, and make the front end on described lower surface inclined plane of described dividing plate upstream side-prominent from described plate rib.

According to this structure, can utilize simple structure to realize the action message of dividing plate.Consequently, can prevent that detergent foam from swing roller inside from entering and flood the heating part and the air supplying part that being built in the circulation air-supply path, and prevent to produce peculiar smell, guarantee the reliability of heating part and air supplying part.

Description of drawings

Fig. 1 is the cross-sectional schematic of the rolling washing dryer of embodiment of the present invention.

Fig. 2 is near the major part cutaway view the warm braw air-supply path of rolling washing dryer shown in Figure 1.

Fig. 3 is the major part cutaway view that prevents the structure that detergent foam flows backwards of rolling washing dryer shown in Figure 1.

Fig. 4 A is the concrete cutaway view that prevents the dividing plate of the structure that detergent foam flows backwards shown in Figure 3.

Fig. 4 B is the concrete vertical view that prevents the structure that detergent foam flows backwards shown in Figure 3.

Fig. 5 is the profilograph of the rolling washing dryer of the 1st conventional example.

Fig. 6 is the profilograph of the rolling washing dryer of the 2nd conventional example.

Fig. 7 is the partial sectional view that prevents the structure that detergent foam flows backwards of rolling washing dryer shown in Figure 6.

The specific embodiment

Below, with reference to the description of drawings embodiments of the present invention.The invention is not restricted to this embodiment.

Fig. 1 is the cross-sectional schematic of the rolling washing dryer of embodiments of the present invention, Fig. 2 is near the major part cutaway view the warm braw air-supply path of rolling washing dryer shown in Figure 1, Fig. 3 is the major part cutaway view that prevents the structure that detergent foam flows backwards of rolling washing dryer shown in Figure 1, Fig. 4 A is the concrete cutaway view that prevents the dividing plate of the structure that detergent foam flows backwards shown in Figure 3, and Fig. 4 B is the concrete vertical view that prevents the structure that detergent foam flows backwards shown in Figure 3.

At first, use Fig. 1～Fig. 3 that the basic structure of the rolling washing dryer of present embodiment is described.

The rolling washing dryer of present embodiment comprises: the swing roller 21 with rotating shaft 61; Be coated with swing roller 21 in inside and flexibly be supported on bucket 22 on the main body 1; The warm braw generating unit 60 that constitutes by heating part 30 that is used for dry washing material and air supplying part 26; Be communicated with bucket 22 and with lead circulations air-supply path 24 in the bucket 22 of warm braw; And be located in the circulation air-supply path 24 and by rotating the dividing plate 45 that opening and closing circulation air-supply path 24.Dividing plate 45 constitutes: supported by turning cylinder 44, and flowing with respect to the warm braw in the circulation air-supply path 24, rotating, inclination downstream is oblique at a predetermined angle for moving axis 44, thereby by means of from the warm braw of warm braw generating unit 60 and become open mode, when warm braw stops, becoming closed condition by means of being installed in the hammer 49 on the dividing plate 45.And, dividing plate 45 has such structure 43 that detergent foam flows backwards that prevents: be provided with the concavity groove 48 that is used to install hammer 49 from turning cylinder 44 at the lower surface of the dividing plate 45 of upstream side, and be provided with lower surface inclined plane 52 from the dividing plate front end of upstream side to the following extreme direction of the concavity groove 48 of hammer 49.In addition, the rotating shaft 61 of swing roller 21 is positioned at horizontal direction or incline direction.

Below, use Fig. 1～Fig. 4 B, have the rolling washing dryer of explanation present embodiment.

In Fig. 1, in the main body 1 of rolling washing dryer, be provided with and support the bucket 22 that swing roller 21 rotates freely, this swing roller 21 is formed with many apertures 23 on the circumferential wall of drum.The user puts into clothing from the door 2 of main body 1 front to swing roller 21 inside, washs, a series of washing steps such as rinsing, dehydration.Then, when carrying out clothing dry, from the inner air that contains moisture of exhaust outlet 29 suction on top, bucket 22 the place ahead, and from the warm braw supply port 27 that is formed at bucket 22 back to swing roller 21 internal feed warm braws, thereby be rotated the drying of cylinder 21 inner clothings.

In order to supply with above-mentioned warm braw, the pars intermedia at circulation air-supply path 24 that is communicated with exhaust outlet 29 and the circulating path 28 that is communicated with warm braw supply port 27 has constituted the warm braw generating unit 60 that disposes air supplying part (Air Blast fan) 26 and heating part (heater) 30 etc.

When carrying out drying steps, utilize air supplying part (Air Blast fan) 26 and heating part (heater) 30, warm braw is flowed along arrow D direction, and when carrying out washing step, the action of air supplying part (Air Blast fan) 26 and heating part (heater) 30 is stopped.Under this situation, when carrying out washing step, if the detergent foam that produce in swing roller 21 inside flow backwards from warm braw supply port 27 along the arrow E direction and arrive heating part (heater) 30 and the fan motor 26a that drives air supplying part (Air Blast fan) 26, then can produce unfavorable conditions such as insulation degradation.In order to prevent this from occurring, the front end opening 42 that leads to the circulation connecting portion 41 of circulating path 28 in circulation air-supply path 24 has constituted the structure 43 that prevents that detergent foam from flowing backwards.

The vertical view that utilizes the M direction from Fig. 4 A of the concrete cutaway view of dividing plate of concrete cutaway view, Fig. 4 A of major part cutaway view, Fig. 3 of Fig. 2 and Fig. 4 B to observe dividing plate specifies the peripheral structure that prevents the structure 43 that detergent foam flows backwards of present embodiment.

Prevent that the structure 43 that detergent foam flows backwards has circular cylindrical shell 46 roughly cylindraceous, dividing plate 45 in circular cylindrical shell 46 inner turning cylinder 44 pivotal support of passing through, and dividing plate 45 is rotated freely along arrow F direction.In addition, this structure 43 that prevents that detergent foam from flowing backwards is inserted also fastening on the inside diameter of the circulation connecting portion 41 that forms the general cylindrical shape shape in circulation air-supply path 24, the upper end 47 of circulating path 28 also forms tubular, and the circulation connecting portion 41 that being fixed with circulation air-supply path 24 is inserted in 47 inboard in the upper end.

In the concrete cutaway view that prevents the structure 43 that detergent foam flows backwards of Fig. 3, dividing plate 45 is rotated axle 44 and rotates freely pivotal support on circular cylindrical shell 46.And, dividing plate 45 constitutes, turning cylinder 44 left sides in Fig. 3, to hammer 49 setting-ins into shape and be fixed on concavity groove 48 inside, and apply along the anticlockwise rotatory force among Fig. 3 by means of the gravity of this hammer 49, under the immobilising situation of warm braw, the active force by hammer 49 keeps circular cylindrical shell 46 inner closing state all the time.On the other hand, when carrying out drying steps, dividing plate 45 rotates along arrow F direction by means of the blast of warm braw, and warm braw can be passed through.

In addition, do not having under the state of warm braw, remaining the state of relative horizontal plane in the position of installment state lower clapboard 45 along arrow F direction angle of inclination G.That is, do not having under the state of warm braw,, the leading section 50 in dividing plate 45 left sides is being rotated in the counterclockwise direction by means of hammer 49 gravity that act on the dividing plate 45.Thereby the lower surface inclined plane 52 of leading section 50 is connected on the plate rib 51 in circular cylindrical shell 46.Plate rib 51 is integrally formed in the mode that reduces aperture area to center side from the cross-sectional end of circular cylindrical shell 46.

Utilize the shape of the concrete top view illustration dividing plate 45 of the concrete cutaway view of Fig. 4 A and Fig. 4 B.

In the leading section 50 of dividing plate 45, with the part of plate rib 51 butts of circular cylindrical shell 46, towards concavity groove 48 lower ends and form lower surface inclined plane 52, the bearing surface of plate rib 51 also constitutes the contact-making surface 53 of inclination, and lower surface inclined plane 52 is outstanding with size K upward from the upper surface of plate rib 51.In addition, dividing plate 45 approach edge part 55 with the inwall 54 of the circular cylindrical shell 46 of leading section 50 opposition sides, extends to be provided with up and highly be the shaft of rib 56 of L size, and the outer peripheral face that makes this shaft of rib 56 is infinitely near inwall 54.The inboard of edge part 55 forms thin-wall construction 57, thereby across turning cylinder 44, has alleviated the weight of right side H portion.

And, the projected area Sj across the left side of turning cylinder 44 J portion of dividing plate 45, little (Sj＜Sh), and hammer 49 weight into shape and be set at, the weight W j of left side J portion is than the heavy (Wj＞Wh) of the weight W h of right side H portion than the projected area Sh of right side H portion.

The following describes the action and the effect that prevent the structure that washing agent flows backwards that constitute as mentioned above.

Under the situation that Air Blast fan 26 stops when carrying out washing step etc., because the weight of hammer 49 makes that the weight W j of J part is heavier than the weight W h of H part, so dividing plate 45 is in the state of closing circulation connecting portion 41.

In addition, producing under detergent foam and its situation that might flow backwards, the shaft of rib that extend to be provided with towards the top 56 of dividing plate 45 peripheral parts is infinitely near the inwalls 54 of circular cylindrical shell 46, flows backwards and enters so can prevent detergent foam.

On the other hand, under the situation that Air Blast fan 26 rotations drive, because the projected area Sh of H part is greater than the projected area Sj of J part, and dividing plate 45 is in the air-flow of sending here with respect to the warm braw moving axis oblique state of G inclination downstream at a predetermined angle that rotates, thus the wind that arrives upstream side also downstream side change flow direction.Therefore, the blast of Air Blast fan 26 is applied to the H side, make the pressing force Ph act on the H side greater than the pressing force Pj that acts on the J side (Ph＞Pj), thus dividing plate 45 as the arrow F shown in Fig. 2 and Fig. 3 to the side rotation of opening wide circulation connecting portion 41.

And, the circular cylindrical shell 46 that prevents the structure 43 that detergent foam flows backwards constitutes, by the plate rib 51 that the warm braw contact is extended to center side in the mode that reduces its aperture area, thereby make the center side of the flow direction of wind towards circular cylindrical shell 46, so the back side of warm braw and dividing plate 45, be that lower surface inclined plane 52 contacts, thereby make dividing plate 45 become open mode more swimmingly.

In addition, the edge part 55 of the face that on dividing plate 45, is contacted at wind from warm braw generating unit 60, towards the extension of air-flow top shaft of rib 56 is set, and the inboard that makes edge part 55 forms thin-wall construction 57, thereby the weight that makes dividing plate 45 lightens and activity easily, so can carry out on-off action swimmingly.And, reduce the clearance space between the inwall 54 of edge part 55 and circular cylindrical shell 46, the seal when not having warm braw with raising, thus can prevent that foam from entering with higher reliability.

As mentioned above, the rolling washing dryer of present embodiment is when carrying out washing step, can prevent reliably that detergent foam from entering circulation air-supply path 24 etc., and dividing plate 45 rotates in linkage with the driving of Air Blast fan 26, thus can smooth and easy switching circulation connecting portion 41.

In addition, constitute aforementioned barriers 45 in that circular cylindrical shell cylindraceous roughly 46 is inner in advance, will prevent that structure that detergent foam flows backwards 43 is ready to as assembly of elements, when carrying out the product installation step, can will prevent when carrying out circulating path 28 that the structure 43 that detergent foam flows backwards from packing into step that circulation connecting portion 41 is communicated with.Therefore, can carry out in advance checking the affirmation in advance of on-off action etc., can guarantee stable step, complicated simplifying the structure assembled with unit form.

According to the above as can be known, rolling washing dryer of the present invention comprises: the swing roller with rotating shaft; Be coated with swing roller in inside and flexibly be supported on bucket on the main body; The warm braw generating unit that constitutes by heating part that is used for dry washing material and air supplying part; Be communicated with the air-supply of the circulation in the bucket that warm braw is led path with bucket; And be located in the circulation air-supply path and open and close the blow dividing plate in path of circulation by rotating.Dividing plate constitutes: supported by turning cylinder, and with respect to the air-flow of the warm braw in the circulation air-supply path, rotating, inclination downstream is oblique at a predetermined angle for moving axis, thereby by means of from the warm braw of warm braw generating unit and become open mode, when warm braw stops, becoming closed condition by means of being installed in the hammer on the dividing plate.And dividing plate has such structure that prevents that detergent foam from flowing backwards: be provided for installing the concavity groove of hammer from turning cylinder at the lower surface of the dividing plate of upstream side, and to the following extreme direction of the concavity groove of hammer the lower surface inclined plane be set from the front end of upstream side.

And, the above-mentioned structure that prevents that detergent foam from flowing backwards constitutes, form plate rib to center side in the mode that reduces aperture area from the cross-sectional end in circulation air-supply path, under the warm braw closed condition, make the lower surface inclined plane and the plate rib butt of dividing plate, and make the lower surface inclined plane front end of dividing plate upstream side-prominent from plate rib, like this, when carrying out drying steps, the lower surface inclined plane of warm braw pushing protuberance is so can utilize warm braw to carry out the unlimited action of dividing plate reliably.

And, prevent that the structure that detergent foam flows backwards from constituting, above air-flow, extend at the edge part of the face that is contacted on the dividing plate at the wind of sending here from the warm braw generating unit shaft of rib is set, and make the inboard of edge part form thin-wall construction, thereby the weight that makes dividing plate lightens and activity easily, thus can utilize warm braw to carry out opening action swimmingly, and reduce the clearance space of marginal portion, seal when not having warm braw with raising, thus can prevent that foam from entering with higher reliability.

In addition, prevent that the structure that detergent foam flows backwards from constituting, form plate rib from circular cylindrical shell cylindraceous roughly, the dividing plate pivotal support of hammer will be installed on circular cylindrical shell by turning cylinder, and be ready to as assembly of elements, assembly of elements is installed in the circulation air-supply path, by preparing this assembly of elements in advance, and when the product installation step, assemble, complicated simplifying the structure assembled.

As mentioned above, rolling washing dryer of the present invention even detergent foam produces too much, can prevent that also detergent foam from entering air-supply and adding heating part and air supplying part in the hot path when the user has put washing agent many with slipping up.Consequently, can prevent to guarantee the reliability of heating part and air supplying part, need prevent the detergent-impregnated various device that also requires the parts of reliability so gone for installing because of foam impregnation produces peculiar smell.

Claims

1. a rolling washing dryer is characterized in that,

Described rolling washing dryer comprises:

Swing roller with rotating shaft;

Be coated with described swing roller in inside and flexibly be supported on bucket on the main body;

The warm braw generating unit that constitutes by heating part that is used for dry washing material and air supplying part;

Be communicated with the air-supply of the circulation in the described bucket that warm braw is led path with described bucket; With

Be located in the described circulation air-supply path and by rotating the dividing plate that opens and closes described circulation air-supply path,

Described dividing plate constitutes: supported by turning cylinder, and air-flow with respect to the described warm braw in the described circulation air-supply path, inclination downstream is oblique at a predetermined angle around described turning cylinder, thereby by means of from the described warm braw of described warm braw generating unit and become open mode, when warm braw stops, become closed condition by means of being installed in the hammer on the described dividing plate, and

Described dividing plate has such structure that detergent foam flows backwards that prevents: be provided with the concavity groove that is used to install described hammer from described turning cylinder at the lower surface of the described dividing plate of upstream side, and be provided with the lower surface inclined plane to the following extreme direction of the described concavity groove of described hammer from the front end of upstream side, form plate rib to center side in the mode of the aperture area that reduces described circulation air-supply path from the cross-sectional end in described circulation air-supply path, when being in the warm braw closed condition, make the described lower surface inclined plane and the described plate rib butt of described dividing plate, and make the front end on described lower surface inclined plane of described dividing plate upstream side-prominent from described plate rib.

2. rolling washing dryer according to claim 1 is characterized in that,

The described rotating shaft of described swing roller is positioned at horizontal direction or incline direction.

3. rolling washing dryer according to claim 1 is characterized in that,

The described structure that prevents that detergent foam from flowing backwards constitutes: the edge part of the face that is contacted on described dividing plate at the wind of sending here from described warm braw generating unit, extend towards the air-flow top and to be provided with shaft of rib, and make the inboard of this edge part form thin-wall construction.

4. rolling washing dryer according to claim 1 is characterized in that,

5. rolling washing dryer according to claim 1 is characterized in that,

The described structure that prevents that detergent foam from flowing backwards constitutes: form plate rib from circular cylindrical shell cylindraceous, utilize described dividing plate pivotal support that described turning cylinder will install described hammer on described circular cylindrical shell as assembly of elements, and described assembly of elements is installed in the described circulation air-supply path.

6. rolling washing dryer according to claim 1 is characterized in that,

7. rolling washing dryer according to claim 3 is characterized in that,