JPH0857191A - Lid of washing machine - Google Patents

Abstract

PURPOSE: To provide a foldable lid of a washing machine which endures sufficiently a load and impact from above to prevent a shaft receiving part and shaft part from breakdown and a lid plate from generating craks or the like. CONSTITUTION: In a plurality of lid plates 16, 17 constituted foldably by interconnecting pivotably them, the lid plate 16 is formed with a shaft receiving part 19 and the lid plate 17 is formed with a shaft part 21 having a shaft projection 20 received pivotably in the shaft receiving part 19 while a receiving part 22 for supporting the shaft receiving part 19 under the closed condition of the lid from below is formed to receive a load and impact from above through the shaft receiving part 19. Also, in place of the receiving part 22, a separate receiving plate made of metal or plastic like steel plate and aluminum plate or the like may be attached to permit the similar function.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bending-type washing machine lid.

[0002]

2. Description of the Related Art Conventionally, in a washing machine, a lid is composed of a so-called single plate, but in recent years, it is composed of a plurality of lid plates, and the lid plates are rotatably connected to each other. The one that has come to be refracted from the department is provided.

20 to 22 specifically show the structure of this, in which a plurality of shaft accommodating portions 3 each having a shaft hole 2 are formed in the rear hanging wall portion of the front cover plate 1 made of plastic. The same number of shaft portions 6 having the shaft protrusions 5 are formed on the front hanging wall portion of the cover plate 4 on the rear side made of metal, and the shaft protrusions 5 of the shaft portions 6 are stored in the shaft holes 2 of the shaft storing portion 3. Thereby, as shown in FIG. 21, the front cover plate 1 and the rear cover plate 4 are rotatably connected about the shaft projection 5,
It is adapted to be refracted from the connecting portion as shown in FIG.

[0004]

In the case of the above, since the lid is bent and opened, the height dimension in the opened state can be kept low, especially above the washing machine such as a clothes dryer. It is possible to improve handleability when other devices are installed in combination.

However, in the closed (extended) state, when a load or impact is applied from above as shown by the arrow A in FIG. 21, the front cover plate 1 bends downward and the shaft portion 6 is damaged or the shaft is damaged. There is a problem that the storage part 3 is damaged and the cover plates 1 and 4 are disconnected, or the cover plates 1 and 4 are torn.

The present invention has been made in view of the above circumstances, and therefore an object thereof is to provide an excellent washing machine lid capable of withstanding a load and an impact from above in a refractionable one. There is.

[0007]

In order to achieve the above object, in the lid of the washing machine of the present invention, first, a plurality of lid plates are rotatably connected to each other so that the lid can be bent. And a shaft accommodating portion formed on the connecting portion of the lid plate on one side thereof, and a shaft projection formed on the connecting portion of the lid plate on the other side and rotatably accommodated in the shaft accommodating portion. And a shaft portion, and a receiving portion that is formed at a connecting portion of the lid plate on the other side and that supports the shaft housing portion from below under the lid closed state.

In this case, the receiving portion is preferably formed integrally with at least one shaft portion. It is also preferable that the receiving portion is formed over substantially the entire length of the connecting portion of the lid plate on the other side. Further, it is advisable to form a reinforcing rib continuous with the back surface of the cover plate on the portion on the back side of the shaft portion of the connecting portion of the cover plate on the other side. It may be formed in an arc shape.

Secondly, in the lid of the washing machine of the present invention,
A structure in which a plurality of cover plates are rotatably connected so that they can be bent, and a connecting portion between a shaft storage part formed in a connection part of the cover plate on one side and a cover plate on the other side. And a shaft portion having a shaft projection that is rotatably accommodated in the shaft accommodating portion and is attached to the connecting portion of the lid plate on the other side, and the shaft accommodating portion is closed under the lid state. It is characterized in that it is provided with a backing plate for supporting from.

In this case, the receiving plate has a U-shaped cross section, a through hole is formed in one of the opposing plate portions and a screw hole is formed in the other plate portion, and the receiving plate is screwed into the screw hole through the through hole. It is advisable to attach the backing plate with screws. Further, the receiving plate may have an L-shaped cross section, and further, a mounting portion having a U-shaped cross section is formed at the tip of this L-shaped receiving plate, and this mounting portion is connected to the connecting portion on the other side. It is better to slide it to the mounting position. Then, the receiving plate may be attached by engaging the convex portion and the concave portion between the mounting portion and the mounting counterpart.

[0011]

According to the above means, when a load or impact is applied to the lid from above in the closed (extended) state, the receiving portion or the receiving plate receives and supports the load through the shaft storing portion to support the shaft storing portion or the shaft. Prevents damage to parts and damage to the lid plate. In that case,
In the case where the receiving part is formed integrally with at least one shaft part, the rigidity of the receiving part can be increased thereby, and the load and impact from above can be more strongly resisted.

Even when the receiving portion is formed over substantially the entire length of the connecting portion of the lid plate on the other side, the rigidity of the receiving portion can be increased thereby, and it is possible to more strongly resist the load and impact from above. it can. In the case where a reinforcing rib that is continuous with the back surface of the lid plate is formed in the portion on the shaft portion back side of the connecting portion of the lid plate on the other side, the deflection at the shaft portion of the connecting portion of the lid plate is reduced,
It can be effectively reinforced.

Even when the receiving portion is in contact with the shaft accommodating portion, the deflection of the cover plate can be further reduced and the reinforcement can be effectively performed. When the surface of the receiving portion that is in contact with the shaft accommodating portion is formed in an arcuate shape in cross section, it is possible to disperse and receive the load and impact from above that is transmitted to the shaft accommodating portion.

On the other hand, the receiving plate has a U-shaped cross section, a through hole is formed in one plate part facing the receiving plate, and a screw hole is formed in the other plate part, and a screw is inserted into the screw hole through the through hole. In the case where the backing plate is attached by
The strength of the backing plate is high and the reinforcing effect of the lid plate can be increased, and at the same time the screws can be tightened only with the backing plate.
Furthermore, the backing plate can be made difficult to come off.

If the receiving plate has an L-shaped cross section,
Since the strength of the receiving plate is high, the reinforcing effect of the cover plate can be increased. Further, in a case where a mounting portion having a U-shaped cross section is formed at the tip of a receiving plate having an L-shaped cross section, and this mounting portion is brought to the mounting position by laterally sliding the receiving plate with respect to the coupling portion on the other side. The attachment of the receiving plate can be performed easily and reliably, and the receiving plate can be prevented from coming off easily. If the receiving plate is mounted by engaging the convex portion and the concave portion of the mounting portion and the mounting counterpart, the mounting of the receiving plate can be further facilitated.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS. First, FIGS. 3 and 4 show the entire structure of a washing machine, and in particular, a spin-drying washing machine (fully automatic washing machine). A top cover 14 having a material inlet / outlet port 13 is attached, and a lid 15 is pivotably installed on the top cover 14 so as to be opened and closed.

More specifically, the lid 15 is formed by rotatably connecting a plurality of, for example, two front and rear plastic cover plates 16 and 17, and a rear surface hanging down which is a connecting portion of the front cover plate 16. As shown in FIG. 5, a plurality of, for example, four shaft accommodating portions 19 each having an axial hole 18 are formed in the wall portion so as to project inward (forward) from the lower edge of the portion.

On the other hand, the same number of shaft portions 21 having the shaft projections 20 are projected outward (forward) from the lower edge of the front hanging wall portion which is the connecting portion of the rear lid plate 17. At the same time, the receiving portion 22 is also horizontally (outwardly) projected outward from the lower edge of the front hanging wall portion of the lid plate 17 on the rear side and the entire shaft portion. 21 and the same number are formed.

With this structure, by accommodating the shaft protrusions 20 of the shaft portion 21 in the shaft holes 18 of the shaft accommodating portion 19, respectively, as shown in FIGS. The protrusions 5 are connected so as to be rotatable around them. In addition, the shaft projection 2 of the shaft portion 21 with respect to the shaft hole 18 of the shaft housing portion 19
The storage of 0 is performed by laterally sliding the cover plate 17 with respect to the cover plate 16 or the cover plate 16 with respect to the cover plate 17, and the cover plate 1 is prevented from being disconnected after storage.
A detent means (not shown) for detenting 6, 17 is provided.

However, in the above-mentioned connected state, the receiving portions 22 are respectively located below the shaft accommodating portion 19 and support the shaft accommodating portion 19 from below. Further, in this state, the receiving portion 22 is in contact with the shaft housing portion 19.

On the other hand, a hinge portion 23 is formed on the rear hanging wall portion of the rear lid plate 17, and the hinge portion 2
3 is rotatably supported by a support portion (not shown) inside the top cover 14. Further, the front cover plate 16 is formed with a hand suspension part 24 (see FIGS. 3 and 4) in the center thereof, and the hand cover part 24 is used to lift the front cover plate 16 and rearwardly. When pushed in, the lid 15 is bent as shown in FIG. 2 from the connecting portion between the front lid plate 16 and the rear lid plate 17 by the shaft housing portion 19 and the shaft portion 21 (the rear lid plate 17 is The hinge portion 23 is rotated upward and is opened.

On the other hand, with respect to the lid 15 in the open state, when the user puts his / her hand on the hand-holding portion 24 and pulls the front lid plate 16 forward, the lid 15 has the front lid plate 16 and the rear lid plate 17. And are extended from the above-mentioned bending state (the rear lid plate 17 pivots downward about the hinge portion 23) and are closed.

Then, in the closed state, the lid 15 is shown in FIG.
When a load or impact from above is applied to the shaft B, the receiving portion 22 receives and supports the same through the shaft storage portion 19 to suppress downward deflection of the front cover plate 16, This prevents the storage portion 19 and the shaft portion 21 from being damaged and the lid plates 16 and 17 from being torn, and thus can sufficiently withstand a load and a shock from above.

Further, in that case, since the receiving portion 22 is formed integrally with the shaft portion 21 so that the rigidity of the receiving portion 22 can be increased, it is possible to more strongly resist the load and the impact from above. Therefore, it is possible to more effectively prevent breakage and breakage of the above parts. In this case, the receiving portion 22 does not necessarily need to be integrally connected to all the shaft portions 21, and may be formed so as to be integrally connected to at least one of the shaft portions 21.

Further, in the case where the receiving portion 22 is in contact with the shaft housing 19 portion, it is possible to suppress the downward deflection of the front cover plate 16, so that the damage and tear of each portion can be further suppressed. It can be effectively prevented.

In contrast to the above, FIG. 8 shows a second embodiment of the present invention. Instead of the receiving portion 22 described above, the receiving portion 25 is provided over substantially the entire length of the front hanging wall portion of the rear lid plate 17. The formed part is shown, and by doing so, the rigidity of the receiving part 22 can be increased, and damage and tearing of each part can be prevented more effectively.

FIG. 9 shows a third embodiment of the present invention.
The shaft 21 of the front hanging wall of the lid plate 17 on the rear side has a reinforcing rib 26 formed on the rear side of the shank 21 that is continuous with the back surface of the lid 17, and the shaft 21 of the front hanging wall of the lid 17 is shown. Deflection at the part is reduced and the reinforcement can be effectively performed.

FIGS. 10 and 11 show a fourth embodiment of the present invention, in which instead of the receiving portions 22 and 25, a receiving portion 27 whose upper surface in contact with the shaft accommodating portion 19 has an arcuate cross section is formed. By doing so, it is possible to disperse and receive the load and shock transmitted from above to the shaft housing portion 19 and obtain a high absorbing effect thereof, so that damage and tearing of each portion can be further prevented. It can be effectively prevented.
In this case, the lower end portion of the rear surface hanging wall portion of the front lid plate 16 is also formed as a curved surface 28 having the same arcuate cross section as the upper surface of the receiving portion 27.

FIGS. 12 and 13 show a fifth embodiment of the present invention, in which the front hanging wall portion of the rear lid plate 17 is a separate metal or plastic receiving member such as a steel plate or an aluminum plate. The plate 29 is shown attached, and even in this case, when a load or shock is applied to the lid 15 from above,
The receiving plate 29 receives it and supports it via the shaft storing part 19, and suppresses the downward bending of the front cover plate 16, and the shaft storing part 1
This prevents the damage of the shaft 9 and the shaft portion 21 and the breakage of the lid plates 16 and 17, and thus can sufficiently withstand the load and impact from above.

In this case, the receiving plate 29 is attached as follows.
Similar to the receiving portions 22 and 25, a tapping screw 32 is screwed into a boss portion 31 provided on the flange portion 30 and is tightened.

FIG. 14 shows a sixth embodiment of the present invention. Instead of the above-mentioned receiving plate 29, a receiving plate 33 having a U-shaped cross section.
Using a through hole 34
, The other plate portion 33b is formed with a screw hole 35, and the receiving plate 33 is attached by the screw 36 screwed into the screw hole 35 through the through hole 34. By the support plate 3
The strength of No. 3 can be increased and the effect of reinforcement can be increased, and a nut or the like is not required.
The effect that even the tightening of the
It is possible to obtain the effect that it is possible to prevent 3 from coming off easily.

FIG. 15 shows a seventh embodiment of the present invention. Instead of the above-mentioned receiving plate 33, the receiving plate 3 having an L-shaped cross section.
7 is used, the strength of the receiving plate 37 can be increased and the reinforcing effect can be increased. In this case, in the portion where the hand suspension portion 24 formed on the front lid plate 16 abuts the receiving plate 37 when the lid 15 bends, the receiving plate 37 is provided with the cutout portion 3 as shown in FIG.
8 is formed so that the lid plates 16 and 17 can be combined with each other without being interfered by the receiving plate 37.

17 to 19 show an eighth embodiment of the present invention, in which a plurality of mounting portions 40 having a U-shaped cross section are provided at the tip of a receiving plate 39 having the same L-shaped cross section as the above-mentioned receiving plate 36. The mounting portion 40 is formed, and the receiving plate 39 is laterally slid with respect to the front hanging wall portion (the flange portion 42 in which the recessed portion 41 is formed) of the rear lid plate 17 (the mounting portion 40 is fitted into the recessed portion 41). After that, the receiving plate 39 is moved to the right) to reach the mounting position. By doing so, the mounting of the receiving plate 39 can be performed easily and reliably. Further, in this case, the receiving plate 39 can be made hard to come off.

Further, in this case, the receiving plate 39 is mounted by mounting the mounting portion 40 and the flange portion 42 which is a mounting counterpart.
This is done by engaging the convex portion 43 and the concave portion 44 with each other, whereby the receiving plate 39 can be attached more easily without using screws or the like. In this case as well, a detent means (not shown) is provided in order to detent the receiving plate 39.

In addition, the present invention is not limited to the embodiments described above and shown in the drawings. In particular, the lid plates are not limited to the two lid plates 16 and 17, but three and four lid plates. The number of washing machines may be increased, and the washing machine as a whole is not limited to the dehydration washing machine (fully automatic washing machine), but may be a two-tub type washing machine. It can be changed and implemented.

[0036]

The lid of the washing machine of the present invention is as described above, and has the following effects. First, in a structure in which a plurality of cover plates are rotatably connected to each other so as to be able to bend, a shaft housing portion formed at a connecting portion of the cover plate on one side and a cover plate on the other side are formed. A shaft portion having a shaft protrusion formed in the connecting portion and rotatably housed in the shaft housing portion, and in the closed state of the shaft housing portion formed in the joint portion of the lid plate on the other side. By providing the receiving portion that supports from below, it is possible to obtain a product that can sufficiently withstand load and impact from above and is free from damage to the shaft housing portion and shaft portion, tearing of the lid plate, and the like.

Secondly, since the receiving portion is integrally formed with at least one shaft portion, the rigidity of the receiving portion can be increased and the load and impact from above can be more strongly resisted. be able to. Third, by forming the receiving portion over substantially the entire length of the connecting portion of the lid plate on the other side,
Similar to the above, the rigidity of the receiving portion can be increased, and the load and impact from above can be more strongly resisted.

Fourthly, by forming a reinforcing rib continuous with the back surface of the lid plate at a portion on the shaft portion back side of the connecting portion of the other lid plate, the bending at the shaft portion of the lid plate connecting portion is formed. The amount can be reduced and the reinforcement can be effectively performed. Fifth, since the receiving portion is in contact with the shaft accommodating portion, the deflection of the cover plate can be further reduced and the reinforcement can be effectively performed.

Sixthly, by forming the surface of the receiving portion which is in contact with the shaft accommodating portion with an arcuate cross section, it is possible to disperse and receive the load and impact from above which is transmitted to the shaft accommodating portion.
It is possible to obtain a high absorption effect thereof.

Seventhly, in a structure in which a plurality of cover plates are rotatably connected to each other so that they can be bent, a shaft accommodating portion formed in a connecting portion of the cover plates on one side and a shaft storing portion on the other side. And a shaft portion having a shaft projection formed in the connecting portion of the lid plate and rotatably housed in the shaft housing portion, and attached to the connecting portion of the lid plate on the other side to close the shaft housing portion. By providing a support plate that supports the cover from below in the lid state, similarly to the first effect, the load and impact can be sufficiently endured from above, and damage to the shaft housing portion and shaft portion, tearing of the cover plate, etc. You can get what you don't.

Eighth, the receiving plate has a U-shaped cross section, a through hole is formed in one plate portion facing the receiving plate, and a screw hole is formed in the other plate portion, and the screw hole is screwed into the screw hole through the through hole. By attaching the backing plate with the screws to be inserted, the strength of the backing plate can be increased and the effect of reinforcement can be increased, and at the same time the screws can be tightened only with the backing plate, and the backing plate can be removed. It can be difficult.

Ninth, since the receiving plate is L-shaped in cross section, the strength of the receiving plate can be increased and the reinforcing effect can be increased. Tenth, a mounting portion having a U-shaped cross section is formed at the tip of the receiving plate having an L-shaped cross section, and the mounting portion is brought to the mounting position by laterally sliding the receiving plate with respect to the coupling portion on the other side. By doing so, the mounting of the receiving plate can be performed easily and surely, and the receiving plate can be prevented from coming off easily.

Eleventhly, by mounting the receiving plate by engaging the convex portion and the concave portion of the mounting portion and the mounting counterpart, the mounting of the receiving plate requires a screw or the like. It can be done more easily.

[Brief description of drawings]

FIG. 1 is a vertical sectional side view of an entire lid showing a first embodiment of the present invention.

FIG. 2 is a vertical sectional side view of the entire lid in a bent state.

FIG. 3 is a perspective view of the entire washing machine

FIG. 4 is a perspective view of the upper half of the washing machine with the lid open.

FIG. 5 is an exploded perspective view in which a part of the entire lid is cut away.

FIG. 6 is an enlarged vertical side view of the connecting portion of the lid.

FIG. 7 is an enlarged vertical side view of the connecting portion of the lid at different cross-sectional positions.

FIG. 8 is a view corresponding to FIG. 5 showing a second embodiment of the present invention.

FIG. 9 is a view corresponding to FIG. 6 showing a third embodiment of the present invention.

FIG. 10 is a view corresponding to FIG. 6 showing a fourth embodiment of the present invention.

FIG. 11 is a view equivalent to FIG. 7.

FIG. 12 is a rear perspective view of the entire lid showing a fifth embodiment of the present invention.

FIG. 13 is a view corresponding to FIG.

FIG. 14 is a view corresponding to FIG. 6 showing a sixth embodiment of the present invention.

FIG. 15 is a view corresponding to FIG. 6 showing a seventh embodiment of the present invention.

16 is a view corresponding to FIG.

FIG. 17 is an exploded perspective view of a receiving plate mounting portion showing an eighth embodiment of the present invention.

FIG. 18 is a perspective view of the receiving plate mounting portion in an assembled state.

FIG. 19 is a vertical sectional side view taken along the line CC of FIG.

FIG. 20 is a view corresponding to FIG. 5 showing a conventional example.

FIG. 21 is a view equivalent to FIG.

FIG. 22 is a view corresponding to FIG.

[Explanation of symbols]

Reference numeral 15 is a lid, 16 and 17 are cover plates, 18 is a shaft hole, 19 is a shaft housing portion, 20 is a shaft protrusion, 21 is a shaft portion, 22 and 25 are receiving portions, 26 is a reinforcing rib, 27 is a receiving portion, 29. , 33 is a receiving plate, 33a is one plate portion, 33b is the other plate portion, 34 is a through hole, 35 is a screw hole, 36 is a screw, 37 and 39 are receiving plates, 40 is a mounting portion, and 43 is a convex portion. , 44 are concave portions.

Claims (11)

[Claims] 1. A shaft accommodating portion formed in a connecting portion of a lid plate on one side and a lid plate on the other side in a structure in which a plurality of lid plates are rotatably connected so as to be bendable. And a shaft portion having a shaft projection that is rotatably housed in the shaft housing portion and is formed in a joint portion of the lid plate on the other side, and the shaft housing portion is in a closed state. The lid of the washing machine, which is provided with a receiving portion that supports it from below. 2. A lid for a washing machine according to claim 1, wherein a plurality of shaft portions are provided, and at least one shaft portion and a receiving portion are integrally formed and connected. 3. The lid of the washing machine according to claim 1, wherein the receiving portion is formed over substantially the entire length of the connecting portion of the lid plate on the other side. 4. The lid for a washing machine according to claim 1, wherein a reinforcing rib is formed on a portion of the connecting portion of the other lid plate on the back side of the shaft portion so as to be continuous with the back surface of the lid plate. 5. The lid of the washing machine according to claim 1, wherein the receiving portion is formed so as to be in contact with the shaft housing portion. 6. The lid of a washing machine according to claim 5, wherein a surface of the receiving portion which is in contact with the shaft accommodating portion is formed in an arcuate cross section. 7. A structure in which a plurality of cover plates are rotatably connected so that they can be bent, and a shaft storage portion formed at a connecting portion of the cover plates on one side and a cover plate on the other side. And a shaft portion having a shaft projection that is rotatably housed in the shaft housing portion and is attached to the joint portion of the lid plate on the other side to close the shaft housing portion. The lid of the washing machine, which is provided with a backing plate that supports it from below. 8. A screw having a U-shaped cross section, a through hole formed in one plate portion facing the receiving plate, and a screw hole formed in the other plate portion, and the screw is inserted into the screw hole through the through hole. The lid of the washing machine according to claim 7, wherein the receiving plate is attached by means of the above. 9. The washing machine lid according to claim 7, wherein the receiving plate has an L-shaped cross section. 10. A mounting portion having a U-shaped cross section is formed at the tip of a receiving plate having an L-shaped cross section, and this mounting portion is brought to the mounting position by laterally sliding the receiving plate with respect to the coupling portion on the other side. A lid for a washing machine according to claim 9. 11. The lid of a washing machine according to claim 10, wherein the receiving plate is attached by engaging the convex portion and the concave portion of the mounting portion and the mounting counterpart.