CN1032978C - Frame assembly for dual-tube type washing machine - Google Patents

Abstract

A frame assembly of a dual-tube type washing machine. This frame assembly is constituted of a base frame 30 and a tube frame 32 connected to the upper end of the base frame and both frames are integrally molded by using synthetic resin. At the bottom part of the base frame 30, many water discharge holes for suppressing the infiltration of moisture on the outside to the inside of the frame assembly while discharging the moisture inside the frame assembly to the outside are formed. The tube frame 32 is provided with a washing tube 62 and a dehydrating tube 64 for mutually sharing one partition wall 71. At the partition wall 71, an overflow passage 74 for enabling the overflow of excess washing water from the washing tube to the dehydrating tube is formed.

Description

Frame assembly for dual-tube type washing machine

The present invention relates to two-tub washing machine, this machine design becomes carries out washing and dehydration in separating different cylinder buckets, and be particularly related to the frame assembly that is used for washing machine, this frame assembly comprises that base framework that a whole mould annotates and one combine with this base framework and the cylinder bucket framework that forms the integral body of the housing of doing washing.

Different with the single cylinder automatic washing machine, twin-tub type washing machine has two washing tank buckets of settling side by side mutually that independently separate and dehydration cylinder bucket.

Although it is out-of-date and on the shelf that the view of generally holding is this two-tub washing machine, it still is accepted widely, because it comes more reliable compared with the single cylinder automatic washing machine and be relatively more cheap.Therefore, in order to support people's expectations, continue the manufacturing cost that has multiple effort to improve two-tub washing machine and improve its performance simultaneously.

For example, publication number be No sho 57-42777 the Japanese Utility Model patent disclosure a kind of washing machine as shown in Figure 1, this washing machine comprises a pedestal 10, and is installed in main body 12 on the pedestal 10, and combines and form the cylinder bucket framework 14 of laundry housing with pedestal 10 and main body 12.In this washing machine, the whole mould of cylinder bucket framework 14 usefulness artificial resins is annotated and is formed, and pedestal 10 and main body 12 the two make with steel plate, in order to form as the main body 12 of description and the component shape of pedestal 10, just require steel plate is carried out metaller processing, for example cut off, the operation of crooked, punching press and the like.So the steel plate of moulding will bear welding and paint to obtain final element in addition, and these metaller processing, welding and japanning process are difficult for reducing the washing machine manufacturing cost and obtaining satisfied product usually.In addition, the steel element is bound to be corroded, this just causes washing machine substantial shortening in service life, moreover, the steel plate element is not only to being out of shape very sensitive but also producing many noises when washing machine moving, from another point of view, above-described washing machine is owing to have separately independently overflow pipe 16 so that the too much wash liquid of bypass is complicated on its total.

The patent No. is that the Japan Patent of No.Sho 5245148 is informed a kind of frame assembly that is used for two-tub washing machine, this frame assembly comprises a pedestal 20 as shown in Figure 2, one has the main body 22 of opening wide rear wall and a plurality of flange 22a, 22b, 22c, one combines with envelope with main body 22 and to cover the bonnet 24 of opening wide rear wall, the solid cross bar 26 on main body 22 tops of one spiral shell, and one and main body 22 fit together to finish the cylinder bucket framework 28 of frame assembly.

All elements in this assembly are all annotated with artificial synthetic resin mould and are formed, thereby just may exempt the metaller process in its integral body.Yet; above-mentioned frame assembly requires many injection moldings in order to make the fuselage element, and requires suitable manpower to assemble corresponding element, in addition; molded body 22 is quite difficult, the effective mould process because flange 22a, 22b and 22c usually can hinder simple and direct.

Therefore, the objective of the invention is to propose a kind of frame assembly that is used for two-tub washing machine, this frame assembly has been eliminated those the defective build-in attributes in the existing fuselage in fact, with regard to it keeps a kind of outstanding overall structure, this frame assembly structurally is simple, because easily manufactured cost is low.

Another object of the present invention provides a kind of improved two-tub washing machine, and the running noises that this washing machine has higher manufacturing productivity ratio and long service life and generation is little.

The frame assembly that is used for two-tub washing machine that provides according to an aspect of the present invention comprises: the base framework that a whole mould is annotated, this base framework has an end, an antetheca, a rear wall and relative sidewall, and each of described wall extends upward one first preset distance and ends at first flange end of from; One is installed in the cylinder bucket framework on the base framework, described cylinder bucket framework comprises a washing tank, one and washing tank the dehydration cylinder and a skirt section that surrounds washing tank and dehydration cylinder to small part of mutually side by side settling, described cylinder is at their top, have a public ring and between cylinder, have a shared next door, described skirt section is extended one second preset distance downwards and is ended at second flange from ring, when cylinder bucket framework is installed on the base framework, first flange and the second flange complementary cooperation, thus determined the sealing of frame assembly.

Another aspect of the present invention is to propose a kind of improved two-tub washing machine, this washing machine comprises a frame assembly with washing tank and dehydration cylinder, in frame assembly, has a device that is used for being created in the eddy current of washing tank, after clothes is cleaned in washing tank, be used for separating the whizzer of moisture from clothing, and the device of controlling described washing machine operation, it is characterized in that, described frame assembly comprises: the base framework that whole mould is annotated, described base framework has at the bottom of one, an antetheca, rear wall and relative sidewall, each described wall extends upward one first preset distance and ends at first flange end of from; And cylinder bucket framework is installed on the base framework, described cylinder bucket framework comprises a washing tank, dehydration cylinder and the skirt section that to small part surrounds washing tank and dehydration cylinder arranged side by side mutually with washing tank, described cylinder has a public ring at their top, has a public next door between the described cylinder, described skirt section is extended one second preset distance downwards and is ended at second flange from ring, when cylinder bucket framework is installed on the base framework, described first flange and the described second flange complementary cooperation, thus determined the sealing of frame assembly.

That is to say that the present invention proposes a kind of frame assembly that is used for two-tub washing machine, this frame assembly comprises:

The base framework that one whole mould is annotated, described base framework has an end, an antetheca, a rear wall and relative sidewall, and each described wall extends upward one first preset distance, and ends at first flange end of from;

One cylinder bucket framework is installed on the described base framework, this cylinder bucket framework comprises a washing tank, dehydration cylinder and the skirt section that to small part surround washing tank and dehydration cylinder arranged side by side mutually with washing tank, wherein said cylinder has a public ring and between washing tank and dehydration cylinder a public next door is arranged at their top, described skirt section is extended one second preset distance downwards and is ended at second flange from ring, when cylinder bucket framework is installed on the base framework, thereby described first flange and second flange are complementary in conjunction with the sealing of determining frame assembly;

The described rear wall of base framework has the through hole of the unlatching of a formation;

Described cylinder bucket framework has an overflow passage, and this overflow passage allows unnecessary wash liquid to overflow to the dehydration cylinder from washing tank;

This frame assembly also comprises one and crosses the demountable filter screen that overflow passage is installed, and this filter screen is used for preventing that washing articles from flowing to described dehydration cylinder;

Described first flange has a groove that forms along length, and described second flange have can be in the projection of groove engagement;

Each of described opposing sidewalls has a groove that vertically extends on its outer surface, and described first flange is interrupted at groove; The described end of base framework, have ribs and a plurality of roughly even osculum spaced apart of grill-shaped, and described osculum is limited by the tubular lobes of downward extension.

The present invention also proposes a kind of two-tub washing machine of improvement, comprise a frame assembly in this washing machine with washing tank and dehydration cylinder, the ccontaining device that is used for producing eddy current that is equipped with in the described frame assembly at washing tank, one is used for separating the whizzer that moisture content is used from this washing articles after washing tank is cleaned washing articles, and the device that is used to control described washing machine operation, it is characterized in that described frame assembly comprises:

The base framework that whole mould is annotated, at the bottom of described base framework has one, an antetheca, a rear wall and relative sidewall, described each wall extend upward one first preset distance and end at first flange end of from;

A cylinder bucket framework that is installed on the base framework, this cylinder bucket framework comprises a washing tank, one in the mutual dehydration cylinder arranged side by side of washing tank, and skirt section that surrounds washing tank and dehydration cylinder to small part, wherein said cylinder has a public ring and have a public next door between washing tank and dehydration cylinder at their top, described skirt section is extended one second preset distance downwards and is ended at second flange from ring, when cylinder bucket framework is installed on the base framework, thereby described first flange combines the sealing of having determined frame assembly with the complementation of second flange;

Described cylinder bucket framework has an overflow passage, and this overflow passage allows unnecessary wash liquid to overflow to the dehydration cylinder from washing tank;

Described first flange has a groove that forms along length, and second flange have can with the projection of groove engagement;

Described first preset distance is greater than described second preset distance;

The end of base framework, have ribs and a plurality of roughly even osculum spaced apart of a grill-shaped, and described osculum is limited by the tubular lobes of downward extension.

Above-mentioned and other purpose and feature of the present invention will show clear from following description in conjunction with the accompanying drawings.

Wherein:

Fig. 1 is the example that shows an existing washing machine, and this washing machine comprises a support and the body that synthetic resin that made by steel plate rather than artificial is made;

Fig. 2 is a perspective exploded view, and this figure shows the frame assembly of another kind of existing washing machine, for more clear parts are removed;

Fig. 3 is a stereogram, illustrates twin-tub type washing machine manufactured according to the present invention;

Fig. 4 is the longitudinal section view of washing machine shown in Figure 3;

Fig. 5 is an exploded perspective view, the novel frame assembly in the washing machine that this figure display application is described in Fig. 3, Fig. 4, for clear some parts cut;

Fig. 6 is that diagram one idol connects the zone, is received on the cylinder bucket framework by idol at this place's base framework;

Fig. 7 is local view of apparatus, shows an overflow passage that is formed on the cylinder bucket framework next door, and one crosses the removable filter net that overflow passage is installed;

Fig. 8 is the cutaway view that part is amplified, and illustrates the polycrystalline substance of base framework.

With reference now to Fig. 3 and Fig. 4,, here shown two-tub washing machine manufactured according to the present invention, as shown in the figure, it is washing machine shell that this washing machine comprises fuselage ring, this fuselage ring is split up into base framework 30 and cylinder bucket framework 32, and each framework is to use the whole mould notes of artificial synthetic resin such as polypropylene to form.Firmly being fixed on the back top of cylinder bucket framework is microscler case 34, accommodates the electric apparatus control apparatus or the machine control unit of the knob 36 that has obvious exposure in this case 34.And microscler case 34 has into, and water connector 38 makes it to connect by chance mutually with the water pipe (and do not show) at top.The same with normal conditions, microscler case 34 positive distolateral washing cylinder cap 40 and the dehydration cylinder caps 42 of being equipped with, the two all is to be hinged on the microscler case 34.

Seem most shown in Fig. 5 that base framework 30 has the end 44, one antethecas, 46, one rear walls 48 and a relative sidewall 50, they are that mutual one topotype notes form.In the wall 46,48 and 50 each 44 extended upward one first preset distance and ends at first flange 52 then the end of from.This preferably in the form first flange 52 have the continuous groove 52a that forms along its length, preferably each sidewall 50 has the groove on its outer surface 54 of vertical extension, the washing machine of dressing up is when betransporteding displacement or gripping, the user can catch the seam of fuselage ring easily, it should be noted first flange 52 of base framework 30 in this respect, is discontinuously just to be interrupted at groove 54 places.

Have a through hole 56 on the rear wall 48 of base framework 30, pass this through hole 56 and can lead to various parts and element in the frame assembly that is surrounded by housing.This through hole 56 can sealed, and this kind pattern be desirable by panelling or other device that can remove with opening.These external through hole 56 vicinity are formed with the hole 58 of a big relatively diameter, and the thickness of rear wall 48 is passed in this hole, one of make a scupper hose (not showing) pass this place and embed.The end 44 of base framework 30, have a grill-shaped ribs and a plurality of osculum, and index map 8 is described below.Owing to adopt this shape and configuration.Base framework 30 can mould forms a single piece with simple method of injection molding, just may reduce the production requirement of frame assembly Just because of this, and this is just sensing the totle drilling cost of making washing machine and is cutting down significantly.The durability of the base framework that is also advantageous in that described structure on this external cost is that outstanding structure is a globality.This be with present washing machine frame comparatively speaking.

Known to those skilled in the art of the present technique, the arrangement of leg 60 is the sides that removably are contained in below the base framework 30, so a kind of end 44 and an interval of doing washing between the unit room floor of base framework 30 are provided.Leg 60 both can be made of one with base framework 30, also can be removed with its integral body.

As the cylinder bucket framework 32 of another parts of frame assembly, it comprises 62, one of washing tanks and washing tank take off happy cylinder 64 and one arranged side by side mutually and forms the skirt section 66 that part is surrounded washing tank 62 and dehydration cylinder 64 at least.Top at washing tank 62 and dehydration cylinder 64 has a common ring 68, and design has a shared partition wall 71 between them.Skirt section 66 is extended one second preset distance downwards from ring 68, ends at second flange 70 then.In order to ensure washing machine manufacturing and convenient transportation, second preset distance is preferably less than first preset distance, first preset distance be exactly the wall 46,48 and 50 of base framework 30 end of from 44 upwardly extending distances.In a preferred embodiment, to such an extent as to second flange 70 can complementary combine flange 52 and flange 70 the two common sealing that form a frame assembly when base framework 30 connects with cylinder bucket framework 32 idols with first flange 52.Particularly as mentioned above, second flange 70 has a continuous fence 70a, and this fence 70a and the first flange 52a can mesh with sealing.

Fig. 6 has represented the cylinder bucket framework 32 even method and apparatus of receiving on the base framework 30.When cylinder bucket framework 32 combined with base framework 30, first flange 52 cooperated with second flange 70 to form the sealing of Semicircular in fact section as shown in the figure.So the fence 70a of second flange 70 engages into and has just prevented misaligning of cylinder bucket framework 32 and base framework 30 among the groove 52a of first flange 50.Suitable fastener device is screw 72 just, can be used for first flange 52 is secured on second flange 70, in order not scratch the appearance of frame assembly, being positioned at first flange, 52 following screw terminals needs, though the trickle form of flange is described by example.Should recognize that flange can make multiple flange, but this does not have influence on interests of the present invention and feature.

Has one overflow passage 74 at partition wall 71 edges with reference to figure 5 and the shown cylinder bucket framework 32 of Fig. 7.Overflow passage 74 allows too much wash liquid to enter dehydration cylinder 64 from washing tank 62 overflows in washing operation course, and overflow liquid is by being installed in the drainpipe (do not show) of dehydration cylinder at 64 ends then, and this drainpipe is loaded onto before overflow liquid flows out.Therefore washing machine work according to the present invention is the fluid flow tube that does not well require to provide separation, for the article of protecting washing can not flow out by overflow passage 74, preferably crosses overflow passage 74 filter screen or sieve 76 are installed.Filter screen 76 is formed with a plurality of parallel seams 78 that pass filter screen 76 thickness on another.In addition, filter screen 76 has a pair of elastic hook 80 on its limit, side, and has a leg 82 that extends downwards on its base.Provide hook seat 84 on the next door 71 and have a rectangular dimple 86 on the end of overflow passage 74, when filter screen 76 laterally was encased in overflow passage 74, elastic hook 80 bullets snapped in the hook seat 84 simultaneously that leg 82 is inserted in the rectangle dimple 86.

With reference to figure 8, this figure has at length shown the bottom structure of a preferable base framework, and the end 44 of base framework 30 has comprised the enhancing rib 88 of a grill-shaped as shown in Figure 5 and Figure 8, the effect of rib 88 is the mechanical strengths that improve the end 44 of base framework 30.When loading onto big weight member, rib 88 as described below can prevent that equally also the end 44 from incurring danger or be out of shape at the end 44 of washing machine.This outer bottom 44 has a plurality of osculums 90, and its major function is to get rid of the water or the moisture content of the dirt that may occur in the clothing engine housing.This sewage is to make corrosion of some metal original papers or even the another kind of reason that lost efficacy.At it preferably in the form, each is determined osculum 90 by the tubulose ridge 92 of downward extension, and the Extra Section of each tubulose ridge 92 is used for reducing to greatest extent infiltrating the spend scrub stream body in the washing machine shells or the moist particulate of other infiltration by osculum 90.

Back with reference to figure 4, two-tub washing machine generally comprises one and is positioned at the ripple water wheels 94 of washtub at 62 ends, a main motor 96, this main motor 96 can be connected with the ripple water wheels with moving to be made it in washing tank 6 to produce eddy current, and revolving force that is used for main motor 96 is connected to the transmission device 98 on the ripple water wheels 94.Washing machine also has a centrifugal drum 100 in addition, this centrifugal drum is rotatably installed in the dehydration cylinder 64 and has one and centrifugal drum 100 direct-connected second motor 102, this motor is for drum 100 rotates under high speed, thereby separates moisture from the clothing of washing.Drainpipe 104 and 106 by fluid tight receive the washing and the dehydration cylinder on, be removed by drainpipe waste water.Because the two-tub washing machine travelling mechanism is a known technology, no longer further award description.

The present invention with reference to specific embodiment in describing and to show, this will be illustrated in the improvement that those skilled in the art do and change and all not deviate from spiritual category of the present invention.As claims limited.

Claims (12)

1. the frame assembly that is used for two-tub washing machine, this frame assembly comprises: the base framework that a whole mould is annotated, described base framework has an end, one antetheca, a rear wall and relative sidewall, each described wall extends upward one first preset distance the end of from, and stop doing first flange

One cylinder bucket framework is installed on the described base framework, this cylinder bucket framework comprises, one washing tank, one with the mutual dehydration cylinder arranged side by side of washing tank, and skirt section that surrounds washing tank and dehydration cylinder to small part, wherein said cylinder has a public ring and between washing tank and dehydration cylinder a public next door is arranged at their top, described skirt section is extended one second preset distance downwards and is ended at second flange from ring, when cylinder bucket framework is installed on the base framework, thereby described first flange and second flange are complementary in conjunction with the sealing of determining frame assembly.

2. frame assembly according to claim 1 is characterized in that the described rear wall of base framework has the through hole of a unlatching of formation.

3. frame assembly according to claim 1 is characterized in that, energy circuit allows unnecessary wash liquid to overflow to the dehydration cylinder from washing tank.

4. as frame assembly as described in the claim 3, it is characterized in that this frame assembly also comprises one and crosses dismountable filter screen that overflow passage is installed, this filter screen is used for preventing that washing articles from flowing to described dehydration cylinder.

5. frame assembly according to claim 1 is characterized in that, described first flange has a groove that forms along length, and described second flange have can dried groove engagement projection.

6. frame assembly according to claim 1 is characterized in that, each of described opposing sidewalls has a groove that vertically extends on its outer surface, and described first flange is interrupted at groove.

7. frame assembly according to claim 1 is characterized in that, the described end of base framework has ribs and a plurality of roughly even osculum spaced apart of grill-shaped, and described osculum is limited by the tubular lobes of downward extension.

8. comprise a frame assembly in the two-tub washing machine of an improvement with washing tank and dehydration cylinder, accommodate in the described frame assembly device that produces eddy current with doing in washing tank is installed, one is used for separating the whizzer that moisture content is used from this washing articles after washing tank is cleaned washing articles, and the device that is used to control described washing machine operation, it is characterized in that, described frame assembly comprises: the base framework that whole mould is annotated, described base framework has at the bottom of one, an antetheca, a rear wall and relative sidewall, described each wall extend upward one first preset distance and end at first flange end of from;

A cylinder bucket framework that is installed on the base framework, this barrel framework comprises a washing tank, one with the mutual dehydration cylinder arranged side by side of washing tank, and skirt section that surrounds washing tank and dehydration cylinder to small part, wherein said cylinder has a public ring and have a public next door between washing tank and dehydration cylinder at their top, described skirt section is stretched one second preset distance and is ended at second flange to the lower edge from ring, when cylinder bucket framework is installed on the base framework, thereby described first flange combines the sealing of having determined frame assembly with the complementation of second flange.

9. as washing machine as described in the claim 8, it is characterized in that described cylinder bucket framework has an overflow passage, this overflow passage allows unnecessary wash liquid to overflow to the dehydration cylinder from washing tank.

10. as washing machine as described in the claim 8, it is characterized in that described first flange has a groove that forms along length, and second flange have can with the projection of groove engagement.

11., it is characterized in that described first preset distance is greater than described second preset distance as washing machine as described in the claim 8.

12., it is characterized in that the end of base framework has ribs and a plurality of roughly even osculum spaced apart of a grill-shaped as washing machine as described in the claim 8, described osculum is limited by the tubular lobes of downward extension.

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