KR0128897Y1 - Cover of a washing machine - Google Patents

Abstract

The present invention relates to a washing machine, the purpose of which is to improve the lid operating by folding the lid consisting of the first member and the second member to open and close the washing machine inlet, smooth operation of the lid opening and closing operation to reduce the operation noise It also reduces damage caused by frictional wear on each contact.

In the present invention, the roller 30 is installed on the lid 20 (the front end of the first member 21) that rotates while contacting the upper cover 13 to open and close the inlet port 14, thereby making the operation smooth. In addition, there is an advantage of preventing noise and abrasion damage by friction.

Description

Lid of washing machine

1 is a perspective view showing a general washing machine.

Figure 2 (a) is a schematic view showing a top cover lid according to the present invention.

(b) is an exploded perspective view of part 'A' shown in (a).

(c) is a schematic view showing the roller and the fixing pin shown in (b).

(d) is a cross-sectional view showing a coupling state of the roller and the bracket using the fixing pin according to the present invention.

3 is a schematic view showing an operating state of the top cover lid according to the present invention.

Figure 4 is a schematic view showing a closed state of the top cover lid according to the present invention.

* Explanation of symbols for main parts of the drawings

10: body 13: upper cover

14: entrance 20: lid

21: first member 22: second member

30: Roller 40: Bracket

42: fixed groove 50: coupling groove

60: fixing groove 61: mounting groove

63: auxiliary pin 64: spring

The present invention relates to a washing machine, and more particularly to a lid of a washing machine that improves the front end of the lid for opening and closing the washing machine inlet, smooth operation and reduce the damage and noise caused by friction.

In general, the washing machine is configured to program the washing, rinsing, drainage, and dehydration of the washing machine in advance to the microcomputer in advance so that the user can selectively control the driving of the washing machine, and the laundry is automatically washed.

A washing machine having such a function is a water tank (not shown) fixedly installed inside the main body 10 of the washing machine to store a certain amount of washing water required for washing as shown in FIG. 1 and a pulsator 11 inside the water tank. Washing tank 12 having a) is installed, the lower portion is configured to drive a power drive (not shown) for transmitting power required for washing.

The upper cover 13 constituting the main body 10 is provided with an inlet 14 for injecting and taking out laundry, and the front and rear of the water supply hose for supplying water and the operation unit 15 for operating the full function of the washing machine, respectively ( 16) is installed.

In addition, the upper cover 13 is provided with a lid 20 fixedly installed by a hinge (not shown) to open and close the inlet 14.

In the general washing machine configured as described above, when the laundry is put through the inlet 14 and the operation unit 15 is operated, the washing and dehydration strokes are performed according to the command of the pre-programmed operation unit 15.

On the other hand, when the lid 20 of the washing machine for opening and closing the inlet 14 in more detail as follows.

The lid 20 is composed of a first member 21 and a second member 22 in the form of a plate for the convenience of opening and closing. One side of the second member 22 is hinged (not shown) to the rear of the inlet 14 of the upper cover 13 so that the hinge can be pivoted about the axis, and the first member 21 and the second Each end of the member 22 is fastened by a separate auxiliary hinge 23 so that it can be folded.

In addition, a handle 24 recessed therein is formed at the center of the upper surface of the first member 21.

Therefore, the user opens or closes the lid 20 when the laundry is put into or taken out of the washing tub 12. First, by holding the handle 24 and lifting the first member 21 upward, the first member is opened by the auxiliary hinge 23. The lid 20 of the washing machine is opened by the 21 and the second member 22 being folded together and the second member 22 pivoting the hinge upward in the axis.

In order to close the lid 20 in such an open state, the first member 21 and the second member 21 which are folded by the auxiliary hinge 23 can be pulled downward by holding the handle 24 and pulling the first member 21 downward. At the same time, while the members 22 are unfolded, the lid 20 of the washing machine is closed by rotating the hinge combined with the upper cover 13 downwardly.

However, since the first member 21 and the second member 22 of the washing machine lid 20 are folded, the inlet 14 is opened and closed, so that the front end of the first member 21 and the upper surface of the upper cover 13 are closed. They are dragged up and down by friction.

Therefore, the opening and closing operation of the washing machine lid 20 is not desired due to friction between the front end portion of the first member 21 and the upper cover 13, and noise caused by friction is generated. It causes frictional wear damage.

The present invention is to solve this problem,

An object of the present invention is to improve the lid operating by folding and folding the first member and the second member to open and close the washing machine inlet, smooth operation during the opening and closing operation of the lid to reduce the operating noise and friction of each contact It is to provide a lid of the washing machine to eliminate the damage caused by wear.

Lid of the washing machine according to the present invention for achieving this object,

A washing machine having a lid provided with a main body of a washing machine provided with a laundry inlet, and a body having a second member rotatably coupled to one end thereof and a first member foldable with the second member to open and close the inlet.

The front end of the first member is provided with a roller for rolling the upper surface of the main body and a bracket for rotatably supporting the roller, the bracket having a bending portion having a fixing groove corresponding to both sides of the roller, and the roller at both ends An auxiliary pin is inserted into the fixing groove, and the installation groove is installed in the auxiliary pin, and the inside of the installation groove is characterized in that the support member is provided with an outwardly gripping the auxiliary pin.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

Washing machine according to the present invention is the same as the conventional components except for the structure of the front end of the lid, the description thereof will be omitted and briefly described using the same name and the same reference numerals for the same components.

2 is a perspective view schematically showing a washing machine according to the present invention. Washing machine according to the present invention, as shown, the upper cover 13 is provided with a laundry inlet 14 is formed in the main body 10, the hinge 22a is coupled to the rear of the inlet 14 of the upper cover 13 And a lid 20 for opening and closing the inlet 14 is provided.

The lid 20 according to the present invention is composed of a plate-like first member 21 and a second member 22, the rear of the inlet 14 of the upper cover 13 of the second member 22 One side is fastened to the hinge (22a) is installed so as to pivot the hinge (22a), and also the first member 21 and the second member 22, each end is a separate auxiliary hinge ( 23) is fastened. In addition, a handle 24 is formed at the center of the upper surface of the first member 21.

Meanwhile, as a characteristic element of the present invention, the rolling means is installed in the front end portions of both sides of the first member 21 in contact with the upper surface of the upper cover 13 as a method for reducing frictional force.

This rolling means is composed of a roller 30 and a bracket 40 for fixing it, as shown in (b) of FIG. 2 so that the bracket 40 is inserted into and coupled to the inner end of the first member 21. A coupling recess 50 is formed in a square, which will be described in more detail as follows.

First, the roller 30 has a yoke 31 made of plastic constituting the body as shown in the figure, and the outer circumferential surface of the yoke 31 is composed of a rubber material rolling part 32 to reduce friction noise caused by vibration. There is a hollow portion 33 is formed in the inside of the yoke 31 is configured so that the fixing pin 60 is inserted and coupled with ease.

In addition, the bracket 40 on which the roller 30 is installed is bent and extended at both sides in front of the bracket 40, and both ends of the fixing pin 60 are formed at the bending part 41. Fixing grooves 42 are coupled to each other are formed.

At this time, the fixing groove 42 is formed so that the diameter is slightly larger than the diameter of the auxiliary pin 63 of the fixing pin 60, which will be described later to be inserted and coupled to the auxiliary pin 63 and formed in the front of the bending portion 41 When the roller 30 is fastened, the roller 30 is configured to protrude slightly and the rear side of the bracket 40 has a rectangular locking groove 43 that is engaged with the locking jaw 51 to be described later. .

On the other hand, the fixing pin 60 has a length sufficient to fasten both ends to the fixing groove 42 of the bending portion 41, in particular, as shown in (c) of FIG. The groove 61 is provided, and the installation pin 61 is inserted into the auxiliary pins 63 so as to be movable from side to side, respectively.

In addition, a compression spring 64 is provided inside the installation groove 61 as a support member which always touches the auxiliary pin 63 in the outward direction, and in contact with the compression spring 64 on the outer circumferential surface of the auxiliary pin 63. The fixed jaw 65 which is touched is formed. In addition, by forming engaging portions 62 and 62 'bent to protrude into the inside of each of the installation grooves 61, the auxiliary pin 63 contacts the fixing jaw 65 of the auxiliary pin 63 so that the compression spring ( 64 is prevented from being separated from the installation groove (61).

That is, the fixing pin 60 is configured as a clock pin connecting a kind of clock and watch band, penetrating through the hollow portion 33 of the roller 30 is installed in a state in which the auxiliary pin 63 protrudes to the outside do. Therefore, the roller 30 is actually rotatably coupled to the bracket 40 by the auxiliary pin 63 which is installed in the installation grooves 61 at both ends of the fixing pin 60 so as to be movable left and right.

Referring to Figure 2 (d) in more detail as follows.

Figure 2 (d) shows the fastening state of the roller 30 and the bracket 40 using the fixing pin 60, the coupling method of the fixing pin 60 to the hollow portion 33 of the roller 30 ) Will be combined first. Therefore, the auxiliary pins 63 and 63 'of the fixing pin 60 are exposed to the outside of the roller 30. One end is exposed and the other end is supported by the compression spring 64 of the installation groove 61. The 63 is first coupled to the fixing groove 42 on one side of the bending part 41, and similarly, pressing the other auxiliary pin 63 of the fixing pin 60 held by the compression spring 64 to press the bending part 41. ) To the other side of the fixing (42).

As a result, the fixing grooves 42 of the bending portions 41 are provided at both ends of the fixing pins 60, respectively, and the auxiliary pins 63 supported by the compression springs 64 are coupled to each other, such that the roller 30 has a bracket ( It is fastened to 40 and is configured to rotate smoothly.

And the bracket 40 is fixed to the roller 30 by the fixing pin 60, as shown in (b) of FIG. 2 is in the coupling groove 50 provided inside the front end of the first member (21) Inserts are combined. At this time, the locking jaw 51 is protruded in the inner rear of the coupling groove 50, the locking groove 43 of the bracket 40 when the bracket 40, the roller 30 is installed is coupled to the coupling groove 50; This engaging jaw 51 is coupled to the bracket 40 to further solidify the coupling.

When the first member 21 rotates, the roller 30 slightly protrudes from the inside of the distal end of the first member 21 such that a part of the outer circumferential surface of the roller 30 can always be in contact with one side of the upper cover 13. have.

In the washing machine according to the present invention configured as described above, the user opens or closes the lid 20 when the user puts or removes the laundry into the washing tub 12. First, the handle 24 is lifted and the first member 21 is lifted upward. When raised, the first member 21 and the second member 22 are folded to each other by the auxiliary hinge 23, and the second member 22 pivots the hinge upwards on the axis, thereby opening the lid 20 of the washing machine. do.

At this time, the front end of the first member 21 is forcibly pulled up in contact with the upper surface of the upper cover 13, as shown in Figure 3, the roller 30 according to the present invention provided on the front end of the upper cover Since the rolling is in contact with the upper surface of the (13), the operation is smooth, and noise caused by friction is not generated, and wear damage due to contact between the tip of the first member 21 and the upper cover 13 is prevented.

In order to close the lid 20 in such an open state, the first member 21 and the second member 21 which are folded by the auxiliary hinge 23 can be pulled downward by holding the handle 24 and pulling the first member 21 downward. At the same time as the members 22 are unfolded, the lid 20 of the washing machine is closed by pivoting the hinge coupled with the upper cover 13 downwardly to the shaft. 21 is rotated while the upper surface of the roller 30 and the upper cover 13 provided on the front end contact.

As a result, since the first member 21 and the second member 22 of the washing machine lid 20 are folded, the inlet 14 is opened and closed so that the front end portion of the first member 21 is in friction with the upper cover 13. While being pulled up and down forcibly, by configuring the roller 30 according to the present invention at the front end of the first member 21, the opening and closing operation of the lid 20 is desired.

On the other hand, when the lid 20 is closed, a part of the roller 30 protrudes from the tip of the first member 21, so that the lid 20 does not come into close contact with the upper cover 13. . That is, a gap is generated in the lid 20 and the upper cover 13, and when a heavy object is placed on the lid 20, the lid 20 is crowded due to the bending, which causes bending and severe damage. I'm concerned.

In order to solve this problem, as shown in FIG. 4, when the lid 20 is completely closed, a part of the roller 30 is seated on both front sides of the upper cover 13 which comes into contact with the protruding roller 30. Since the mounting groove 13a is formed, the bottom surface of the lid 20 is completely in contact with the upper cover 13 so that a gap does not occur due to the installation of the roller 30. At this time, the seating groove 13a is rounded to facilitate mounting and detachment of the roller.

As described in detail above, in the present invention, by installing a roller in the lid (tip end of the first member) to rotate while contacting the top cover to open and close the inlet, the operation is smooth, and noise and abrasion damage due to friction There is an advantage to prevent.

Claims (2)

The main body 10 of the washing machine provided with a laundry inlet 14, the second member 22 and one end thereof which are rotatably coupled to the main body 10 are operated while being folded with the second member 22 so that the inlet ( In the washing machine having a lid 20 provided with a first member 21 for opening and closing 14, In the front end portion of the first member 21 and roller 30 for rolling the upper surface of the main body 10, A bracket 40 rotatably supporting the roller 30 is provided, and the bracket 40 includes a bending part 41 in which fixing grooves 42 are formed to correspond to both sides of the roller 30. The roller 30 has an auxiliary pin 63 inserted into the fixing groove 42 at both ends thereof, and an installation groove 61 in which the auxiliary pins 63 and 63 'are installed. The lid of the washing machine, characterized in that the inside of the 61 is provided with a support member 64 for gripping the auxiliary pin (63) outward. The method of claim 1, wherein the end of the installation groove 61 is provided with a locking portion bent inwardly, and the mounting groove in contact with the locking portion 62 in place of the outer peripheral surface of the auxiliary pin (63). Lid of the washing machine, characterized in that the fixing jaw (65) is provided to prevent the auxiliary pin 62 is separated from the 61.