KR20000010746U - Lid supporter of washing machine - Google Patents

Abstract

The present invention relates to a washing machine, and more particularly to a lid support device installed on the hinge coupling portion of the lid for opening and closing the laundry inlet.

Lid support device for a washing machine according to the present invention is the first inner groove, the second inner groove, the rounded corner portion is formed in the rear end of the second member adjacent to the hinge shaft, the one side of the upper cover corresponding to the first inner valley An elastic protrusion for elastically supporting the groove and the second inner curved groove was formed. Therefore, the configuration of the hinge coupler is simplified, and there is an advantage in that the lid is easily manufactured and installed, and the second inner groove is slightly offset from the centerline of the second member, thereby increasing the opening angle of the lid. There is an advantage that it is easy to add.

Description

Lid supporter of washing machine

The present invention relates to a washing machine, and more particularly to a lid support device installed on the hinge coupling portion of the lid for opening and closing the laundry inlet.

In general, a washing machine performs washing strokes, rinsing strokes, and dehydrating strokes by selectively rotating a rotating tub and a pulsator using a driving force of a motor. The washing machine adds washing water, detergent, and laundry to the inside of the rotating tub, and then stirs them. The friction is generated between each other is a device for washing the laundry is made.

The upper cover of the washing machine body having such a function is provided with a top cover formed with a laundry inlet in the center so that laundry can be put into the washing tub installed therein, and a lid for opening and closing the upper cover is installed.

Referring to FIG. 1, the lid 3 for opening and closing the inlet 2 of the upper cover 1 is configured by hinged coupling of the first member 3a and the second member 3b so that the central portion can be folded. The end of the second member 3b is hingedly coupled to the rear end of the upper cover 1.

In addition, the hinge coupling portion of the second member 3b coupled to the upper cover 1 facilitates the opening and closing operation of the lid, and is followed by the second member 3b so that the open and closed states of the lid can be maintained. A support spring 4 for elastically supporting the end portion and the upper cover 1 is installed.

2A and 2B, the rear end of the second member 3b is provided with a support end 6 extending from the hinge shaft 5 by a predetermined length, and at the end of the support end 6. One end of the support spring 4 is fitted with a spring coupling hole (6a) is coupled. In addition, an insertion groove 7 is formed at one side of the upper surface of the upper cover 1 so that the other end of the support spring 4 is inserted and supported. At this time, the fitting groove 7 is an extension line (X) connecting the fitting groove and the hinge shaft (5) is to form an inclination of approximately 45 °.

Therefore, the lid 3 of the conventional washing machine, as shown in Figure 2a, when the user opens the lid 3, if the end position of the support end 6 is located below the extension line (X) the support spring (4) is easily opened as it is extended. And, as shown in Figure 2b, when the end position of the support end 6 is located above the extension line (X) when closing the lid 3, it is also easy to close as the support spring (4) is extended. In other words, when the opening degree of the second member 3b is located above the extension line X, the lid 3 is forced to the opening side of the lid 3, and is below the extension line X. When positioned, a force is exerted on the closing side, thereby maintaining the open and closed states.

However, the lid supporter of the conventional washing machine configured as described above has a hinge coupling part having a spring coupling hole 6a and a fitting groove 7 for coupling the support end 6 and the support spring 4 and the support spring 4 to each other. ), The configuration of the device has a complicated problem. In addition, in the conventional washing machine, since the opening angle of the lid 3 is limited, there is a problem that it is difficult to put or remove the laundry into the inlet (2).

The present invention is to solve such a problem, the object of the present invention is to simplify the configuration of the hinge coupling portion is coupled to the lid and the top cover to facilitate the manufacture and installation, as well as to increase the opening angle of the lid laundry To provide a lid support of the washing machine to facilitate the introduction of the.

1 is a cross-sectional view showing an installation structure of a conventional washing machine lid.

Figure 2a and 2b is a view showing the structure and opening and closing operation of the lid support device of the conventional washing machine.

3 is a perspective view showing the appearance of a washing machine to which the present invention is applied.

Figure 4 is a cross-sectional view showing the installation structure of the lid according to the present invention.

5a and 5b is a view showing the structure of the lid supporter according to the present invention and the opening and closing operation of the lid.

Explanation of symbols on the main parts of the drawings

10: main body, 11: washing tub,

12: top cover, 13: inlet,

20: lid, 21: first member,

22: second member, 31: first inner groove,

32: second inner groove, 33: corner portion,

34: hinge axis, 40: elastic protrusion.

The present invention for achieving the above object, the upper cover and the upper cover is formed in the center of the inlet to the laundry into the laundry, the hinge is coupled to one side of the upper cover to open and close the inlet of the upper cover In the washing machine provided with a lid,

When the lid is opened, a force is applied to the open side to maintain the open state, and when the lid is closed, the force is applied to the closing side so that the hinged portion of the lid has an inner surface adjacent to the hinge axis. A first curved groove formed so as to be curved, a second curved groove formed to be curved at the rear end of the lid, a rounded corner portion between the second curved groove and the first curved groove, the first curved groove and the It is characterized in that it comprises a resilient protrusion formed to be raised on one side of the upper cover to support the second inner curved groove elastically.

Hereinafter, with reference to the accompanying drawings a preferred embodiment according to the present invention will be described in detail. Figure 3 is a perspective view showing the appearance of a washing machine to which the present invention is applied, Figure 4 is a cross-sectional view showing the installation structure of the lid according to the present invention, Figure 5a, b is a structure and lid opening and closing of the lid support device according to the present invention The figure shows the operation.

The washing machine according to the present invention, as shown in this, is provided with a rectangular normal main body 10 with an upper surface opened, the washing tank 11 in which the laundry is put into the main body 10 is installed. In addition, an upper cover 12 having an inlet 13 formed at a central portion thereof is installed at an upper portion of the main body 10, and a lid 20 that opens and closes the inlet 13 is installed at the upper cover 12.

Referring to FIG. 4, the lid 20 is hinged at one end of the rear end of the upper cover 12 so that the user can easily open the lid 20, and the central portion is folded.

That is, the lid 20 is hinged to the first member 21 and the second member 22 so as to be foldable, one end of the second member 22 which is located at the rear end side of the upper cover 12 is It is hinged to the upper cover 12. Therefore, when the user opens the lid 20, the lid 20 is pushed backward while being folded, and the inlet 13 is opened while the first member 21 and the second member 22 are folded up and standing.

On the other hand, the lid 20 of the washing machine according to the present invention facilitates the opening and closing operation of the lid 20 to the hinge coupling portion of the second member 22, while maintaining the open and closed state of the lid 20 A plurality of inner grooves 31 and 32 are formed at the rear end of the second member 22, and the elastic protrusions 40 supported by the inner grooves 31 and 32 are formed at one side of the upper cover 12. Prepared.

5A and 5B, the inner curved grooves 31 and 32 are configured to have a smooth inner curved surface, and the first inner curved groove 31 and the lid opened to keep the lid 20 closed. And a second inner groove 32 for retaining.

At this time, the first inner groove 31 is formed in the inner surface of the second member 22 adjacent to the hinge shaft 34, the second inner groove 32 is formed at the rear end of the second member (22). do. In addition, the edge portion 33 between the first inner groove 31 and the second inner groove 32 is rounded on the outer surface so that the second member 22 can be smoothly rotated in the process of opening and closing the lid 20. It is composed of curved surfaces.

The elastic protrusion 40 supporting the first inner curved groove 31 and the second inner curved groove 32 may protrude from one side of the upper cover 12 adjacent to the rear end of the second member 22. Is formed. In this case, the elastic protrusion 40 is integrally formed in the process of injection molding the upper cover 12, and is formed in a raised shape on one side of the upper surface of the upper cover 12.

At this time, the curvature of the top of the elastic protrusion 40 is preferably formed to be the same as the curvature of the inner groove (31, 32). In addition, the elastic protrusion 40 is preferably formed in a thin thickness so that the height can be stretched when the second member 22 is rotated in the process of opening and closing the lid.

In addition, as shown in Figure 5b, the lid according to the present invention is installed so that the second member 22 is largely opened to 90 ° or more to facilitate the user to put the laundry in the inlet (13). That is, the second member 22 is inclined backward by an angle α in the state in which the second inner groove 32 and the elastic protrusion 40 coincide with each other. In other words, the position of the second inner groove 32 is formed at a position slightly biased upward from the rear end portion from the center line Y of the second member 22.

Next, the opening and closing operation of the washing machine lid according to the present invention will be described with reference to FIGS. 5A and 5B.

When the user closes the lid 20, the first inner curved groove 31 of the second member 22 and the top of the elastic protrusion 40 are in a state of matching. At this time, since the elastic protrusion 40 has elasticity to be raised in the upward direction, a force is applied to the lid 20 to be closed.

When the user opens the lid 20 in this state, the second member 22 is rotated around the hinge shaft 34, wherein the contact between the elastic projection 40 and the first inner groove 31 It slides and is rotated.

In addition, when the second member 22 is opened at an inclination of about 45 °, the rounded corner portion 33 between the first inner groove 31 and the second inner groove 32 as shown by the imaginary line in the drawing and The top of the elastic protrusion 40 is in contact. At this time, the elastic protrusion 40 is pushed by the edge portion 33 is in a slightly lowered state.

When the second member 22 is continuously rotated and opened, as shown in FIG. 5B, the top of the elastic protrusion 40 and the second inner curved groove 32 coincide with each other, so that the rise of the elastic protrusion 40 is increased. Get up. At this time, by the elastic force of the elastic protrusion 40, the force is applied to the second member 22 in the opening direction.

That is, the second member 22 starts at a position where the corner portion 33 of the second member and the top of the elastic protrusion 40 meet, and when the second member 22 rotates in the closing direction, the force is closed. This action, when rotated in the open direction is a force is applied to the open side is to maintain the open state and the closed state of the lid (20).

In addition, as shown in FIG. 5B, the second member 22 is opened at an angle of 90 ° or more as the second inner curved groove 32 is slightly offset from the centerline Y of the second member 22. It is easy to put the laundry in the inlet.

The washing machine lid support device according to the present invention is formed such that the rear end of the second member 22 is bent into the first inner groove 31, the rounded corner portion 33, the second inner groove 32, and the like. The upper cover 12 is provided with an elastic protrusion 40 formed integrally with the upper cover, the configuration of the hinge coupling portion is simplified compared to the conventional to facilitate the manufacture and installation of the lid 20.

As described above in detail, the lid supporter of the washing machine according to the present invention has a first inner groove, a second inner groove, a rounded corner portion is formed at the rear end of the second member adjacent to the hinge shaft, and the upper cover corresponding thereto. On one side of the elastic protrusions for elastically supporting the first inner groove and the second inner groove. Therefore, the configuration of the hinge coupler is simplified, and there is an advantage in that the lid is easily manufactured and installed, and the second inner groove is slightly offset from the centerline of the second member, thereby increasing the opening angle of the lid. There is an advantage that it is easy to add.

Claims (2)

An upper cover 12 having an inlet 13 through which laundry is introduced into a central portion of the main body 10, and a hinge coupled to one side of the upper cover to open and close the inlet 13 of the upper cover. In the washing machine provided with a lid 20, When the lid 20 is opened, a force is applied to the open side to maintain an open state, and when the lid is closed, a hinge axis 34 and a hinge shaft 34 are provided on the hinge coupling part of the lid to maintain the closed state. The first inner groove 31 is formed to be bent in the adjacent inner surface, the second inner groove 32 is formed to be bent at the rear end of the lid, and between the second inner groove and the first inner groove Rounded corner portion 33, and the elastic projection of the washing machine, characterized in that it comprises an elastic protrusion 40 is formed to be raised on one side of the upper cover 12 to elastically support the first inner groove and the second inner groove. Lid Support. The method of claim 1, The lid of the washing machine, characterized in that the second inner valley groove 32 is formed at a position slightly biased from the center line (Y) of the lid to the upper end so that the opening angle of the lid 20 is larger than 90 °. Support device.