CN1306100C

CN1306100C - Drum type washing machine

Info

Publication number: CN1306100C
Application number: CNB2004100425455A
Authority: CN
Inventors: 山冈直人; 本田国兴
Original assignee: Sanyo Electric Co Ltd
Current assignee: Haier Group Corp; Qingdao Haier Washing Machine Co Ltd
Priority date: 2003-05-30
Filing date: 2004-05-21
Publication date: 2007-03-21
Anticipated expiration: 2024-05-21
Also published as: JP2004351114A; CN1572964A; KR100575200B1; KR20040103447A

Abstract

Provided is a drum-type washing machine capable of suppressing the concentration of stress caused during drum rotation. In the washing machine, a rear cover 9B is an approximately rectangular member composed of a curved portion on the side of a front side 7A of an opening 7 which is arcuately curved with a curvature approximately equal to a peripheral wall 6A of a drum 6, and a plane portion on the side of a rear side 7B of the opening 7 which is not curved but is formed approximately planar, and the planar portion is formed approximately from the central part of the rear cover 9B to its rear part.

Description

Tumbling-box washing machine

Technical field

The present invention relates to the tumbling-box washing machine done washing in the washed inside that is received in cylinder.

Background technology

People know following tumbling-box washing machine, wherein, in the inside that is cylinder cylindraceous substantially of the axis rotation that can extend around basic along continuous straight runs, admits washedly, does washing.This washing machine have such as, center on the water jacket in the outside of cylinder, be the inside of this water jacket, store the state of the water of ormal weight, make the cylinder rotation, thus, by being based in the stopper of cylinder inner face, with washed the lifting in the cylinder, make it from certain height, naturally fall towards the water surface, carry out such action (bat is washed) repeatedly, thereby can realize laundry.

In this tumbling-box washing machine, be included in its side face, have the opening (such as reference patent documentation 1) of washed turnover usefulness.This opening is from the plane, the shape that is rectangle substantially, the circumferential extension of its long edge cylinder.This aperture efficiency as, can realize switching by circumferentially side by side 2 lids (protecgulum and bonnet) along cylinder.The leading section of protecgulum is according to the front portion that can be installed on the opening of circumferential cylinder surface by the mode of articulated elements rotation.On the other hand, in the end edge portion of the rearward end of bonnet according to the opening that can be installed on circumferential cylinder surface by the mode of articulated elements rotation.By each lid being rotated to the outside, can open the opening of cylinder largely.

Protecgulum and bonnet respectively according to the essentially identical curvature of the curvature of circumferential cylinder surface, realize crooked.If protecgulum and bonnet are closed, then the periphery of each lid is in the circumferential state along cylinder, is formed at the hook of the rearward end of protecgulum, realizes hasp with the hasp hole of the leading section that is formed at bonnet.

Patent documentation 1

The open communique of Japan 2003-103095 application for a patent for invention

But, if rotation has the cylinder of the lid of above-mentioned such structure, then have near the installation site of the articulated elements of each lid, the problem that stress is concentrated takes place.Particularly, cylinder is rotated at high speed, carrying out having near the installation site of articulated elements under the situation of occasion etc. of washed dehydration, stress is concentrated, the danger of lid distortion.

In addition, if swing roller at high speed then has also the snap-in position in the hasp hole of the hook of protecgulum and bonnet, stress is concentrated, hook, the danger of hasp bore deformation.

Summary of the invention

The present invention be directed to such background and propose, the object of the present invention is to provide a kind of concentrated tumbling-box washing machine of stress that produces when cylinder rotates that is suppressed at.

In addition, the object of the present invention is to provide a kind of tumbling-box washing machine, wherein,, still be difficult to produce distortion, still closing cap really even have in effect under the situation of stress.

Be used to realize that the described invention of the 1st scheme of above-mentioned purpose relates to a kind of tumbling-box washing machine, this tumbling-box washing machine comprises cylinder, the left and right sides panel that this cylinder has the circumference panel and the both sides of circumference panel are sealed, each central portion with the left and right sides panel is that axis of rotation rotates, wherein in cylinder, in the circumference panel, be formed with opening, so that make the inside of washed turnover cylinder, this opening is by an opposite side, front and back constitute, the position of the close left and right sides of this opposite side in the circumference panel, along circumferentially extending, this front is positioned at the direction of rotation front side of circumference panel, this back is positioned at the direction of rotation rear side of circumference panel, this opening has the 1st lid, and its rear portion is articulated in the back avris, and front part is a free end, with the articulated elements is that the center rotates, and opens towards the foreign side of cylinder; The 2nd lid, the front portion of the 2nd lid is articulated in preceding avris, and back quadrate part is a free end, is that the center rotates with the articulated elements, opens towards the foreign side of cylinder;

Above-mentioned the 1st lid covers greater than the 2nd along the circumferential length of cylinder, the 1st lid forms the most lid that covers opening, from the free end side of a side opposite with a hinged side, towards the rear, along cylinder circumferentially, according to the essentially identical curvature of circumference panel, be arc-shaped bend, still, from the middle part, way, to hinged rear portion, be plane substantially.

According to this scheme, can make the stress of the centrifugal force generation of rotating not concentrate on the part of the 1st lid, and scatter by the high speed of cylinder.By like this, the stress that acts on the 1st lid is disperseed, can prevent the distortion of the 1st lid in the high speed rotation of cylinder.

The described invention of the 2nd scheme relates to the described tumbling-box washing machine 1 of the 1st scheme, and wherein the circumference panel of above-mentioned cylinder has the inner and outer diameter of regulation; Back along above-mentioned opening, formation is fixed with the hinged securement zone of articulated elements, rear side in this hinged securement zone, according to from the rear, towards the hinged securement area side, the mode of the low joint of circumference panel forms the discrepancy in elevation, and this discrepancy in elevation is formed at the hinged securement zone that forms apart from along the back of above-mentioned opening, the position at the close rear of certain size.

According to this scheme and since with the hinged securement zone, the position of leaving close the rear of certain size is provided with the discrepancy in elevation, so can make when the high speed of cylinder is rotated, the stress that concentrates on the hinged securement zone is towards the changing of the relative positions of the rear in hinged securement zone.So, can prevent the hinged securement zone, be installed on the situation of the articulated elements distortion on this hinged securement zone.

The described invention of the 3rd scheme relates to the described tumbling-box washing machine of the 1st scheme, wherein the circumference panel of above-mentioned cylinder has the inner and outer diameter of regulation, back along above-mentioned opening, formation is fixed with the hinged securement zone of articulated elements, and the rear side in this hinged securement zone is according to from the rear, towards the hinged securement area side, the mode of the low joint of circumference panel forms the discrepancy in elevation, and this discrepancy in elevation is the rear side in the hinged securement zone that forms from the back along above-mentioned opening, the discrepancy in elevation that erects lentamente towards the rear.

According to this scheme, owing to the rear side that is provided with from the hinged securement zone, the discrepancy in elevation that gently erects towards the rear is so can disperse the stress in hinged securement zone to concentrate.So, can prevent the hinged securement zone, be installed on the situation that the articulated elements on this hinged securement zone deforms.

The described invention of the 4th scheme relates to the described tumbling-box washing machine of the 2nd or 3 schemes, the articulated elements in hinged securement zone that wherein is fixed in above-mentioned opening is fixed in this hinged securement zone from the outside of the circumference panel of cylinder and the state in the above-mentioned hinged securement of inboard clamping zone.

According to this scheme,, can securely articulated elements be fixed in the hinged securement zone by articulated elements being fixed in the hinged securement zone according to method of clamping.

The described invention of the 5th scheme relates to the described tumbling-box washing machine of the 4th scheme, wherein on the inner face of the circumference panel of above-mentioned cylinder, mode according to the end edge portion at least of the fixing articulated elements of the state that covers the above-mentioned hinged securement of clamping zone is equipped with stopper.

According to this scheme, owing to can cover the end edge portion of articulated elements, so can prevent when washed the grade or during drying, clothing etc. collude the end edge portion that is hung on articulated elements by stopper.

The described invention of the 6th scheme relates to a kind of tumbling-box washing machine, this tumbling-box washing machine comprises cylinder, the left and right sides panel that this cylinder has the circumference panel and the both sides of circumference panel are sealed, each central portion with the left and right sides panel is that axis of rotation rotates, wherein in cylinder, in the circumference panel, be formed with opening, so that make the inside of washed turnover cylinder, this opening is by an opposite side, front and back constitute, the position of the close left and right sides of this opposite side in the circumference panel, along circumferentially extending, this front is positioned at the direction of rotation front side of circumference panel, this back is positioned at the direction of rotation rear side of circumference panel, this opening has the 1st lid, and its rear portion is articulated in the back avris, and front part is a free end, with the articulated elements is that the center rotates, and opens towards the foreign side of cylinder; The 2nd lid, the front portion of the 2nd lid is articulated in preceding avris, back quadrate part is a free end, with the articulated elements is that the center rotates, foreign side towards cylinder opens, at the free end of above-mentioned the 1st lid, the hook towards thirty years of age of foreign side is set, or the hasp hole, free end at above-mentioned the 2nd lid, setting can be located at above-mentioned the 1st the lid free end on hook, or the hasp hole of hasp hole hasp or, the hook that erects towards foreign side, when the 1st lid and the 2nd being covered when closing, the free end of the free end of the 1st lid and the 2nd lid overlaps, above-mentioned hook and hasp hole hasp, and two lids remain on closed condition, above-mentioned hasp hole is the laterally long hole along the width extension of lid, in the limit in formation hasp hole, the pars intermedia edge on the limit of free end side is away from free-ended direction bending, or bending.

According to this scheme,, concentrate on the situation of the end in the end of hook and hasp hole so can prevent the stress of the centrifugal force generation of rotating by the high speed of cylinder because the end of hook do not contact with the end in hasp hole.So, can prevent that stress is concentrated, the situation of the end distortion in the end of hook and hasp hole.

The described invention of the 7th scheme relates to a kind of tumbling-box washing machine, this tumbling-box washing machine comprises cylinder, the left and right sides panel that this cylinder has the circumference panel and the both sides of circumference panel are sealed, each central portion with the left and right sides panel is that axis of rotation rotates, wherein in cylinder, in the circumference panel, be formed with opening, so that make the inside of washed turnover cylinder, this opening is by an opposite side, front and back constitute, the position of the close left and right sides of this opposite side in the circumference panel, along circumferentially extending, this front is positioned at the direction of rotation front side of circumference panel, this back is positioned at the direction of rotation rear side of circumference panel, this opening has the 1st lid, and its rear portion is articulated in the back avris, and front part is a free end, with the articulated elements is that the center rotates, and opens towards the foreign side of cylinder; The 2nd lid, the front portion of the 2nd lid is articulated in preceding avris, back quadrate part is a free end, with the articulated elements is that the center rotates, foreign side towards cylinder opens, free end at above-mentioned the 1st lid, setting is towards the hook of thirty years of age of foreign side, or the hasp hole, above-mentioned the 2nd the lid free end, setting can be located at above-mentioned the 1st the lid free end on hook, or the hasp hole of hasp hole hasp or, the hook that erects towards foreign side, when with the 1st lid and the 2nd lid when closing, the free end coincidence of the free end of the 1st lid and the 2nd lid, above-mentioned hook and hasp hole hasp, two lids remain on closed condition, and above-mentioned hook is the laterally long hook along the width extension of covering, horizontal pars intermedia edge crooked or bending away from free-ended direction than length direction.

According to this scheme,, concentrate on the situation of the end in the end of hook and hasp hole so can prevent stress because of the centrifugal force generation of the high speed rotation of cylinder because the end of hook and the end in hasp hole do not contact.So, can prevent because stress is concentrated the situation that the end in the end of hook and hasp hole deforms.

The described invention of the 8th scheme relates to the described tumbling-box washing machine of the 6th or 7 schemes, and wherein above-mentioned hook forms by being installed on the 2nd hook sheet that covers.

According to this scheme, even concentrate at stress under the situation of hook, its hook sheet deforms, and can prevent the situation that the 2nd lid itself deforms.

The described invention of the 9th scheme relates to the described tumbling-box washing machine of the 6th or 7 schemes, and wherein above-mentioned hasp hole forms according to connecting the reinforcement plate and the 1st mode of covering of fitting with the 1st lid.

According to this scheme, owing to form the hasp hole according to the mode that connects reinforcement plate and the 1st lid, so can further improve the intensity of the periphery in hasp hole.So, can prevent the distortion of the periphery in hasp hole more effectively.

Description of drawings

Fig. 1 is the longitudinal sectional view of tumbling-box washing machine;

Fig. 2 is in the stereogram of structure of the cylinder of closed condition for expression protecgulum and bonnet;

Fig. 3 is in the stereogram of structure of the cylinder of open mode for expression protecgulum and bonnet;

Fig. 4 is the stereogram of the structure of expression bonnet;

Fig. 5 is for representing near the cutaway view of the structure that drum cover is in a schematic way;

Fig. 6 is the stereogram of the part of expression cylinder;

Fig. 7 is the stereogram of the installation form of expression hinge member;

Fig. 8 is the cutaway view of the connection status of expression hook sheet and reinforcement plate;

Fig. 9 is the vertical view of expression hook sheet;

Figure 10 is for watching the front view of hook sheet from the hook side;

Figure 11 is the vertical view of reinforcement plate.

The specific embodiment

With reference to the accompanying drawings, one embodiment of the present of invention are specifically described.

Fig. 1 is the longitudinal sectional view of tumbling-box washing machine 1, the figure that passes through the section when the vertical plane of fore-and-aft direction is cut open that its expression is watched from the right side.

The profile of this tumbling-box washing machine 1 is by being rectangular-shaped housing 2 zonings substantially.The nearside of end face 2A in housing 2 forms the inclined plane 2B that tilts according to the mode that reduces towards this nearside, at the end face 2A from housing 2, to the pars intermedia of the left and right directions of inclined plane 2B, forms the opening 3 by can not shown enclosing cover opening and closing.

In the inside of housing 2, be provided with water jacket 4 according to the mode of essentially horizontally extending about its axis edge, the both ends of the surface sealing of this water jacket 4, this water jacket 4 is cylindric substantially.The bottom of 4A face the wall and meditate the week of this water jacket 4 by 5 supportings of a plurality of shock absorbers.In the inside of water jacket 4, cylinder 6 is set, this cylinder 6 is used for portion within it, admits washed.Cylinder 6 is the primary circle tubular of both ends of the surface sealings, its according to its axis along about the mode of essentially horizontally extending be provided with, rotatably be arranged at the inside of water jacket 4.

On face the wall and meditate 6A in the week of cylinder 6, be formed with the opening 7 that is used to make washed turnover.In addition, face the wall and meditate 4A in the week of water jacket 4 on, the position facing with the opening 3 of housing 2 forms opening 8.The opening 7 of this cylinder 6 can be realized opening and closing by revolvable toward the outer side drum cover 9, and on the other hand, the opening 8 of water jacket 4 can pass through toward the outer side, and revolvable middle cover 10 is realized opening and closing.By the enclosing cover (not shown) with housing 2, the middle cover 10 of water jacket 4 and the drum cover 9 of cylinder 6 are all opened, and cylinder 6 relatively, realize washed turnover.

Middle cover 10 is circular-arc parts substantially for the cross section, and the end rotatably is installed on the 4A that faces the wall and meditates in week of water jacket 4 thereafter.At the state of closing middle cover 10, the 4A hasp of facing the wall and meditating in week of the leading section of middle cover 10 and water jacket 4, opening 8 seals with waterproof type.

Opening 7 is from the plane, and the shape that is rectangle substantially forms according to the mode of the circumferential extension of its long edge cylinder 6.The drum cover 9 that is used to realize the switching of opening 7 is made of protecgulum 9A and bonnet 9B.Protecgulum 9A is rotatably mounted on the 6A that faces the wall and meditates in week of cylinder 6 according to the mode of extending along the front of opening 7.On the other hand, the mode that bonnet 9B extends along the back of opening 7 according to end thereafter is rotatably mounted on the 6A that faces the wall and meditates in week of cylinder 6.Hasp between rearward end by this protecgulum 9A and the leading section of bonnet 9B is closed opening 7.

The rear portion of the front portion of protecgulum 9A and bonnet 9B is by connecting such as, shaft-like attaching parts 11, if make one of them rotation among protecgulum 9A and the bonnet 9B, then follows this action, the also rotation of another lid.

The place is separately installed with rotating shaft 12 in the middle of the both ends of the surface of the left and right sides of cylinder 6, and this rotating shaft 12 extends along the axis of this cylinder 6.Rotating shaft 12 rotatably is installed on the left and right sides end face of water jacket 4.On this rotating shaft 12, according to such as, DD (directdrive) mode is connected with drum driven motor (not shown), drives this drum driven motor by rotation, the cylinder that is connected with rotating shaft 12 6 rotates around axis.

In washing machine inside, the water of supplying with from water work passes through water supply pipe 13, supplies to the inside of water jacket 4, and this water supply pipe 13 is connected with the rearward end of the 4A that faces the wall and meditates in the week of water jacket 4.At the bottommost of 4A of facing the wall and meditating in the week of water jacket 4, form water discharge outlet 14, the state closing the draining valve (not shown) that is connected with this water discharge outlet 14 supplies water, and thus, water can be stored in the inside of water jacket 4.

During face the wall and meditate 6A in the week of cylinder 6, form a plurality of limberss (not shown), the water that supplies to the inside of water jacket 4 can pass through the limbers, flow into the inside of cylinder 6.In addition, at the inner face of 6A of facing the wall and meditating in the week of cylinder 6, be used for when the rotation of this cylinder 6, with the washed stopper that lifts 15 in the cylinder 6 according to along the circumferential direction spaced apart at a certain angle (such as, according to 120 ° spaced apart, amount to 3), prominent the establishing of mode of extending respectively along left and right directions.

In when washing, follow the rotation of cylinder 6 repeatedly, washed in the cylinder 6 by lifting on the stopper 15, from height to a certain degree, the action that falls naturally (upset), thus, washed beating is stored in the water surface of water of the inside of water jacket 4, realizes that so-called bat washes.

In addition,,, and be discharged to outside the washing machine by opening valve at the water of the inside that is stored in water jacket 4 by the drainpipe 16 that is connected with water discharge outlet 14.

In when dehydration, make cylinder 6 with rotation at a high speed, the water that is contained in inside washed of cylinder 6 is extruded by centrifugal force.In addition, by the limbers, disperse,, be discharged to outside the washing machine by water discharge outlet 14 to water jacket 4 sides from the washed water of extruding.

This tumbling-box washing machine 1 also has the washed function behind the drying and dehydrating.That is, after the dehydration,, hot blast is blown to the inside (inside of cylinder 6) of water jacket 4, make cylinder 6 rotations simultaneously from the drier (not shown), thus, can be to the washed drying of carrying out.

Fig. 2 and Fig. 3 are the stereogram of the structure of expression cylinder 6.During face the wall and meditate 6A in the week of cylinder 6, form opening 7, opening 7 can be realized switching by drum cover 9.Opening 7 comprises front 7A, and this front 7A is positioned at the front side of the direction of rotation A1 of cylinder 6; Back 7B, this back 7B is positioned at the rear side of the direction of rotation A1 of cylinder 6; One opposite side, this opposite side along circumferentially extending, are seen the shape that is rectangle substantially in the left and right sides from the plane.In addition, opening 7 is not limited to basic oblong-shaped, also can be, such as, square shape.

The length of the protecgulum 9A of drum cover 9 is circumferential along cylinder 6, and less than bonnet 9B, its front portion is articulated in by hinge member 18 on the front 7A of opening 7, and back quadrate part forms free end, can rotate for the center by hinge member 18.The length of bonnet 9B is circumferential along cylinder 6, greater than protecgulum 9A, constitutes the lid over half that covers opening 7.The rear portion of bonnet 9B is articulated in by hinge member 19 on the back 7B of opening 7, and front part forms free end, can rotate for the center by hinge member 19.

On the end face of the back quadrate part of protecgulum 9A, has hook sheet 21.This hook sheet 21 comprises a pair of hook 20, and this is outstanding towards the top to hook 20, tilts towards the direction of rotation A1 of cylinder 6 side.This is established according to standing with the width mode side by side of bonnet 9B hook 20.In addition, at the front part of bonnet 9B, form with width side by side and 2 hasp holes 22 that are provided with.In addition, the bottom surface at the front part of bonnet 9B is equipped with the reinforcement plate 24 that is formed with 2 hasp holes 23, and hasp hole 23 overlaps (not shown in Fig. 2) with hasp hole 22.Hook 20, hasp hole 22 and 23 is broad ways respectively, extends longer size.In addition, hook 20 also can be the outstanding type of a part of protecgulum 9A.Be not limited to have the structure of reinforcement plate 24, hook 20 also can be according to directly forming with the mode that is formed at the hasp hole hasp among the bonnet 9B.In addition, also can be only with bonnet 9B as a lid.

Hook sheet 21 and reinforcement plate 24 form according to the mode that is installed on protecgulum 9A and the bonnet 9B, so by making hook sheet 21 and reinforcement plate 24 have thickness, thus, do not change the thickness ground of the parts of protecgulum 9A and bonnet 9B, can improve the intensity in hook 20 and hasp hole 23.Thus, the connection power in the time of can strengthening being connected of protecgulum 9A and bonnet 9B even under the situation of hook sheet 21 and reinforcement plate 24 breakages etc., still can keep original state only by changing hook sheet 21 and reinforcement plate 24.

Following, bonnet 9B is last according to protecgulum 9A for opening 7, and the mode that its part overlaps is up and down closed.At this moment, be arranged at 2 hooks 20 of the hook sheet 21 on the protecgulum 9A and hasp hole 23 hasps of reinforcement plate 24, thus, opening 7 closed.In addition, mode according to the inside that is pressed into cylinder 6 is pushed protecgulum 9A and bonnet 9B, thus, remove the hasp in hook 20 and hasp hole 23, bonnet 9B is the center with hinge member 19, rotates to the foreign side of cylinder 6, protecgulum 9A is the center with hinge member 18, rotate to the foreign side of cylinder 6, thus, open opening 7 (with reference to Fig. 3).

In addition, protecgulum 9A also can be oscillating deck (oscillating deck of buckle 20), the circumferential length of the cylinder 6 in this protecgulum is extremely short, according to as the lid function compare, when bonnet 9B realizes opening and closing, can remove the hasp hole 23 of bonnet 9B and the hasp of hook 20, or realize the mode of the hasp between them, be that swing at the center with the front 7A of opening 7.

Fig. 4 is the stereogram of the structure of concrete expression bonnet 9B, and Fig. 5 is for representing near the cutaway view of the structure the drum cover 9 in a schematic way.

Bonnet 9B is from the plane, substantially the parts of shape are rectangle, its planar portions 34 by the back 7B side of the bend 33 of the front 7A side of opening 7 and opening 7 constitutes, this bend 33 according to the essentially identical curvature of 6A of facing the wall and meditating in the week of cylinder 6, be arc-shaped bend, this planar portions 34 is not crooked, and is plane substantially.Best, this planar portions 34 extends to the rear portion from the basic pars intermedia of bonnet 9B.In addition, on bonnet 9B, be formed with a plurality of concavo-convex, these a plurality of concavo-convex circumferential extensions along bonnet 9B, and arranged side by side along the width of bonnet 9B.Because bonnet 9B has concavo-convex, so can strengthen the intensity of resisting stress etc.

Occasion in the past, the integral body of bonnet 9B is arc-shaped bend, and the stress that the centrifugal force of confirming to have the high speed rotation because of cylinder 6 to cause as the result who analyzes produces concentrates near the hinge portion of bonnet 9B, produces the possibility of so-called metal fatigue.According to the present invention,, rotate stress that the centrifugal force that causes produces because of the high speed of cylinder 6 and do not concentrate near the hinge portion of bonnet 9B so can make, and disperse because bonnet 9B has planar portions 34.Because near the stress that will concentrate on the hinge member disperses, so can prevent near the distortion of hinge member in the high speed rotation of cylinder 6.

In addition, bonnet 9B is the shape that comprises that planar portions 34 and bend 34 are such, so planar portions 34 is not limited to the basic pars intermedia from bonnet 9B, extend to the form at rear portion, also can be, extend to the form at rear portion from than the front side, also can be from than rear side, extend to the form at rear portion.In addition, planar portions 34 also can be the curvature that comprises according to less than the curvature of bend 33, the type of crooked shape slightly of crooked flexure plane.Above-mentioned shape also can be used for protecgulum 9A.

Fig. 6 is the stereogram of the part of expression cylinder 6.The rear part that is right after back 7B in the opening 7 constitutes hinged securement zone 31, and this hinged securement zone 31 is used to install

hinge member

18 and 19, and the 6A that faces the wall and meditates in the week of cylinder 6 is the recessed shape of part in hinged securement zone 31.More particularly, hinged securement zone 31 forms according to the mode of a low joint, on the outer peripheral face of 6A of facing the wall and meditating in week, formation is from the rear, (that is, the rear side from hinged securement zone 31 slowly erects towards the rear) the inclined plane 6B that slowly reduces towards hinged securement zone 31 sides.By like this, low one saves land forms hinged securement zone 31, and in the bonnet 9B closing state that will be installed on by

hinge member

18 and 19 on this hinged securement zone 31, the outside of bonnet 9B (end face) is in one side substantially with the outer peripheral face of the 6A that faces the wall and meditates in week.

As shown in dotted lines in Figure 6, in the dead astern of 6A of facing the wall and meditating in week in hinged securement zone 31, be the occasion of vertical recessed shape substantially, have stress and concentrate on hinged securement zone 31, when the rotation of the high speed of cylinder 6 etc. under the situation, the danger of these hinged securement zone 31 distortion.In the present embodiment, the outer peripheral face of 6A is connected by inclined plane 6B because hinged securement zone 31 and week face the wall and meditate, so can disperse the stress in hinged securement zone 31 concentrated.So, can prevent hinged securement zone 31, or be installed on the situation that the

hinge member

18 and 19 on this hinged securement zone 31 deforms.

According to from the rear, towards hinged securement zone 31 sides, the discrepancy in elevation that the mode that saves of hanging down is formed on the 6A that faces the wall and meditates in week also can be arranged at apart from hinged securement zone 31 position at the close rear of certain size.According to this scheme, when the rotation of the high speed of cylinder 6, the stress that concentrates on hinged securement zone 31 rear in hinged securement zone 31 that can offset.So, can prevent hinged securement zone 31, or be installed on the situation that the

hinge member

18 and 19 on this hinged securement zone 31 deforms.In this occasion, the face that constitutes the discrepancy in elevation is not limited to the so slow inclined plane 6B of the foregoing description, such as, both can be steeper inclined plane, also can be and substantially vertically erect such face.

Be not limited to rear at the back of opening 7 7B, the scheme of inclined plane 6B is set, also can be according in the place ahead of the front of opening 7 7A, the mode that inclined plane 6B is set forms, also can be according in the place ahead of the rear of the back of opening 7 7B and front 7A on the two, the mode that inclined plane 6B is set constitutes.

Inclined plane 6B is not limited to as present embodiment, the form that constitutes by the plane, also can by such as, flexure plane constitutes.

Fig. 7 is the stereogram of the mounting means of expression hinge member 18 and 19.This

hinge member

18 and 19 is such, and protecgulum 9A and bonnet 9B are articulated on the cylinder 6, and protecgulum 9A and bonnet 9B are that the center rotates with the one end.On

hinge member

18 and 19, such as, also be provided with metallic plate is crooked and the 1st articulated elements 18A and 19A that form.The 1st articulated elements 18A and 19A comprise form by metallic plate is turned back, mutual substantially parallel outer stationary plane 28 and interior stationary plane 29, this fold back portion constitutes the pin maintaining part 27 that is cylindric bending substantially.This pin maintaining part 27 forms breach every a determining deviation.In addition, the end of outer stationary plane 28 is cylindric bending substantially, forms crooked end 30.

Constitute the mode in the outside of cylinders 6 according to outer stationary plane 28, by the 6A that faces the wall and meditates in week of outer stationary plane 28 and interior stationary plane 29 clamping cylinders 6, and then, adopt rivet etc., the 1st articulated elements 18A and 19A are fixed on the 6A that faces the wall and meditates in week in stacked mode.Because the 1st articulated elements 18A and 19A comprise the version by the 6A that faces the wall and meditates in week of stationary plane 28 and interior stationary plane 29 clamping cylinders 6, so can securely the 1st articulated elements 18A and 19A be fixed on the cylinder 6.

On articulated elements 19, be provided with the 2nd articulated elements 35 (with reference to Fig. 4) on the rear end of being fixed in bonnet 9B.The 2nd articulated elements 35 is identical with the 1st articulated elements 19A, has the metallic plate bending is formed clamp structure, in fold back portion, the pin maintaining part 36 that is cylindric bending substantially is set.In this pin maintaining part 36, form breach with part beyond the corresponding position of barbed portion of the pin maintaining part 27 of the 1st articulated elements 19A.The pin maintaining part 36 of the pin maintaining part 27 of the 1st articulated elements 19A and the 2nd articulated elements 35 is provided with according to the mode that enters mutual notch part, and each is sold maintaining part 27,36 and connects along left and right directions mutually.By columned pin being inserted in this pin maintaining part 27,36, bonnet 9B is installed on the 1st articulated elements 19A according to selling the mode of rotating for the center.

Also can adopt as what be illustrated by the broken lines,, cover end edge portion, arrive the structure in the zone at middle part, way from interior stationary plane 29 by stopper 15.If adopt this structure, then can prevent when washed wait, or when dry, the situation in clothing etc. collude and are hung on the end edge portion of stationary plane 29.

Fig. 8 is the cutaway view of the connection status of concrete expression hook sheet 21 and reinforcement plate 24.The front end of the hook sheet 21 on the end face that is arranged at protecgulum 9A has hook 20, and this hook 20 is towards the top projection, and oblique towards the direction of rotation A1 of cylinder 6 inclination.In addition, in the front portion of bonnet 9B, has hasp hole 22.In addition, at the front end pars intermedia of the end face of bonnet 9B, be provided with the resinous cap assembly 32 that covers bonnet 9B.Reinforcement plate 24 is arranged at the bottom surface of bonnet 9B according to its hasp hole 23 and the mode that the hasp hole 22 of bonnet 9B overlaps.If down, bonnet 9B overlaps protecgulum 9A and bonnet 9B in last mode according to protecgulum 9A, then the hook 20 by making the hook sheet 21 that is arranged on the protecgulum 9A is connected hook sheet 21 according to the mode hasp in the hasp hole 23 of passing reinforcement plate 24 with reinforcement plate 24.

Fig. 9 is the vertical view of hook sheet 21, and Figure 10 is the front view of the hook sheet 21 watched from hook 20 sides.Hook sheet 21 is formed by tabular parts, at the side of the free end side of protecgulum 9A, has a pair of hook 20 outstanding towards the top.This hook 20 is the shape with extension 20A, and wherein, pars intermedia is along being arc away from the free-ended direction of protecgulum 9A and heaving.

One (right side) in the hook 20 is the end of the inboard in the part of giving prominence to towards the top from the outstanding tilted shape in the end in the outside.In addition, another in the hook 20 (left side) is herringbone towards the top and gives prominence to, and the peak that is this herringbone portion is from the further outstanding shape of the peak of the ledge of this another hook 20.

In addition, as shown in the dotted line, the hook 20 in left side also can be inboard end from the outstanding tilted shape in the end in the outside.In this occasion, if the shape that the peak of the ledge of the hook 20 on the left of being is further given prominence to from the peak of the ledge of this another hook 20, then when butt hook sheet 21 was connected with reinforcement plate 24, hook 20 colluded in the hasp hole 23 that is hung on reinforcement plate 24 easily.

Figure 11 is the vertical view of reinforcement plate 24.Reinforcement plate 24 is formed by tabular parts, has two laterally long hasp holes 23 of extending along the width in this reinforcement plate 24.Two hasp holes 23 shape that is rectangle substantially respectively forms according to the width mode side by side along reinforcement plate 24.

Hasp hole 23 is the pars intermedia on limit of the free end side with bonnet 9B along away from the free-ended direction of the bonnet 9B shape according to the arc extension 23A that heaves.

At the state that hook sheet 21 is connected with reinforcement plate 24, the extension 20A of hook 20 contacts with the extension 23A in hasp hole 23.

Occasion in the past, hook 20 and hasp hole 23 all are flat condition, confirm that as the result who analyzes following possibility is arranged, promptly, the stress that the centrifugal force of the high speed rotation by cylinder 6 produces concentrates on the contact portion of the end in the end of hook 20 and hasp hole 23, thus, hook 20 and hasp hole 23 produce so-called metal fatigue.According to the present invention, because the end of hook 20 do not contact with the end in hasp hole 23, so can prevent under the effect of the stress of the centrifugal force generation of rotating the situation that hook 20 and hasp hole 23 deform because of the high speed of cylinder 6.

In addition, the shape of hook 20 is not limited to the arc shape of heaving, also can be such as, along shape away from the free-ended direction bending of protecgulum 9A.In addition, the shape in hasp hole 23 is not limited to the direction that the free end of the edge of free end side of bonnet 9B and bonnet 9B leaves and is the arc shape of heaving, also can be such as, along shape away from the free-ended direction bending of bonnet 9B.

In addition, hook 20 and hasp hole 23 are not limited to each two and the scheme that is provided with also can adopt the scheme that is provided with one at a time respectively, also can adopt each three schemes that ground is provided with respectively.

In addition, be not limited to hook 20 and be arranged at protecgulum 9A side, hasp hole 23 is arranged at the scheme of bonnet 9B side, also can adopt hook 20 to be arranged at bonnet 9B side, and hasp hole 23 is arranged at the scheme of protecgulum 9A side.

The invention is not restricted to above-described embodiment, can carry out various changes.

Claims

1. tumbling-box washing machine, this tumbling-box washing machine comprises cylinder, this cylinder has the circumference panel and with the left and right sides panel of the both sides sealing of circumference panel, is that axis of rotation rotates with each central portion of left and right sides panel, it is characterized in that:

In cylinder, in the circumference panel, be formed with opening, so that make the inside of washed turnover cylinder;

This opening is by an opposite side, and front and back constitute, the position of the close left and right sides of this opposite side in the circumference panel, and along circumferentially extending, this front is positioned at the direction of rotation front side of circumference panel, and this back is positioned at the direction of rotation rear side of circumference panel;

This opening has the 1st lid, and its rear portion is articulated in the back avris, and front part is a free end, is that the center rotates with the articulated elements, opens towards the foreign side of cylinder; The 2nd lid, the front portion of the 2nd lid is articulated in preceding avris, and back quadrate part is a free end, is that the center rotates with the articulated elements, opens towards the foreign side of cylinder;

2. tumbling-box washing machine according to claim 1 is characterized in that the circumference panel of above-mentioned cylinder has the inner and outer diameter of regulation;

Along the back of above-mentioned opening, form the hinged securement zone that is fixed with articulated elements, the rear side in this hinged securement zone, according to from the rear, towards the hinged securement area side, the mode of the low joint of circumference panel forms the discrepancy in elevation;

This discrepancy in elevation is formed at the position at the close rear, hinged securement zone that forms along the back of above-mentioned opening.

3. tumbling-box washing machine according to claim 1 is characterized in that the circumference panel of above-mentioned cylinder has the inner and outer diameter of regulation;

Along the back of above-mentioned opening, form the hinged securement zone that is fixed with articulated elements, the rear side in this hinged securement zone, according to from the rear, towards the hinged securement zone, the mode of the low joint of circumference panel forms the discrepancy in elevation;

This discrepancy in elevation is the rear side in the hinged securement zone that forms from the back along above-mentioned opening, the discrepancy in elevation that the inclined-plane that tilts towards the rear forms.

4. according to claim 2 or 3 described tumbling-box washing machines, the articulated elements in hinged securement zone that it is characterized in that being fixed in above-mentioned opening is fixed in this hinged securement zone from the outside of the circumference panel of cylinder and the state in the above-mentioned hinged securement of inboard clamping zone.

5. tumbling-box washing machine according to claim 4 is characterized in that on the inner face of the circumference panel of above-mentioned cylinder, and the mode according to the end edge portion at least of the fixing articulated elements of the state that covers the above-mentioned hinged securement of clamping zone is equipped with stopper.