JP2021518251A - Washing machine observation window pad and washing machine - Google Patents

Abstract

A ring-shaped main body (1), a shower pipe (10), and a platform (11) provided on the outer peripheral surface of the main body (1) are included, and the platform (11) includes the shower pipe (10). Observation window pad of a washing machine provided with a mounting hole (30) that engages with. [Selection diagram] Fig. 4

Description

This application claims the benefit of priority to a Chinese patent application with filing date April 17, 2018 and application number 201810343420.8, all content of which is by reference. Incorporated in this application.

The present disclosure relates to the technical field of a washing machine, for example, to an observation window pad of a washing machine and a washing machine.

A washing machine is a cleaning electric appliance that uses electric energy to generate a mechanical action to wash clothes, and can be divided into a pulsator washing machine and a drum washing machine according to the washing principle of the washing machine.

A drum washing machine generally includes a box body, a door, an observation window provided on the door, an observation window pad, an outer cylinder provided inside the box body, and an inner cylinder rotatably provided inside the outer cylinder. The clothes are left in the inner cylinder, and are continuously lifted and shaken off as the inner cylinder rotates, so that the clothes are washed. The user can observe the washing status of the clothes in the inner cylinder through the observation window. To ensure the cleaning of the observation window, a shower pipe is connected to the observation window pad, and the observation window is washed away by the water flow in the shower pipe.

The washing machine vibrates during operation, the contact area between the shower pipe and the observation window pad is small, and relative movement due to vibration occurs between the shower pipe and the observation window pad, resulting in a full-load operation cycle of the washing machine. If it is long, the connection point between the observation window pad and the shower pipe will be worn and easily damaged.

The present disclosure provides an observation window pad for a washing machine, can prevent the connection portion between the observation window pad and the shower pipe from being worn, and is advantageous in extending the service life of the observation window pad.

In one embodiment, a washing machine observation window that includes a ring-shaped main body, a shower pipe, and a platform provided on the outer peripheral surface of the main body, and the platform is provided with a mounting hole that engages with the shower pipe. Provide a pad.

The present disclosure is further a washing machine, in which the connection portion between the observation window pad and the shower pipe is less likely to be worn, which is advantageous in extending the usage life of the observation window pad, and the user's experience of use. To provide a washing machine to improve.

In one embodiment, a washing machine including the observation window pad of the washing machine is provided.

It is a partial block diagram of the washing machine which concerns on one Example. It is a partial block side view of the washing machine which concerns on one Example. It is sectional drawing which follows the AA direction of FIG. FIG. 1 is a schematic configuration diagram of an observation window pad according to an embodiment. It is a partially enlarged view of the part B of FIG. FIG. 2 is a schematic configuration diagram of an observation window pad according to an embodiment. It is a side view of the observation window pad which concerns on one Example. It is sectional drawing which follows the CC direction of FIG. It is a partially enlarged view of the part D of FIG. It is a structural schematic diagram of the observation window pad with a shower pipe which concerns on one Example. It is a side view of the observation window pad with a counter weight which concerns on one Example.

10 Shower pipe 20 Counterweight 30 Mounting hole 1 Main body 11 Platform 12 Arc surface 13 Reinforcing rib 14 Flange 15 1st wear prevention rib 16 2nd wear prevention rib 17 Relief groove 18 Brim 19 Insert groove 2 Inner cylinder 3 Inner cylinder Front flange 4 Outer cylinder

As shown in FIG. 1, the present embodiment provides a washing machine and may be a drum washing machine. The washing machine includes a box body (not shown), a door (not shown), an observation window (not shown) provided on the door, an observation window pad, and an outer cylinder 4 provided inside the box body. And an inner cylinder 2 rotatably provided in the outer cylinder 4. The clothes are left in the inner cylinder 2, and are continuously lifted and shaken off as the inner cylinder 2 rotates, so that the clothes are washed. The user can observe the washing state of the clothes in the inner cylinder 2 through the observation window. As shown in FIG. 10, in order to guarantee the cleaning of the observation window, a shower pipe 10 is connected to the observation window pad, and the observation window is washed away by the water flow in the shower pipe 10.

As shown in FIGS. 2 and 3, the observation window pad of the washing machine includes a ring-shaped main body 1, which is connected to the shower pipe 10. The front side of the main body 1 is engaged with the observation window, and the rear side of the main body 1 is connected to the outer cylinder front flange (not shown) in the washing machine to fix the observation window pad. The inner cylinder 2 is located inside the outer cylinder 4, the inner cylinder front flange 3 is connected to the front side of the inner cylinder 2, and the inner cylinder front flange 3 is provided so as to face the end of the observation window pad of the washing machine. When the washing machine operates, the inner cylinder 2 and the inner cylinder front flange 3 rotate, and the outer cylinder 4 and the observation window pad of the washing machine are fixed and held so as not to move. The end of the shower pipe 10 is provided toward the front side through the main body 1 so that the observation window on the front side is washed away by the showered water stream.

In order to solve the problem that the connection portion between the observation window pad of the washing machine and the shower pipe 10 is easily worn and broken in the related technology, as shown in FIGS. 4 and 5, the outer peripheral surface of the main body 1 is covered. , The platform 11 is provided, that is, the arc-shaped outer peripheral surface of the main body 1 is provided with a region composed of a single flat surface, the platform 11 is provided with a mounting hole 30, and the shower pipe 10 is engaged with the mounting hole 30. It fits. In contrast to the mounting hole 30 provided on the arc surface 12 in the related technology, by providing the platform 11, the mounting hole 30 connected to the shower pipe 10 is provided on a flat surface, and the observation window pad and the shower pipe 10 are provided. The strength of the connection position can be increased, and the platform 11 receives the force applied by the shower pipe 10, and by increasing the receiving area of the observation window pad, the relative between the shower pipe 10 and the main body 1 is increased. By making it difficult for movement to occur, wear of the observation window pad is prevented and the service life of the observation window pad is extended.

In order to avoid stress concentration at the connection point of the ring-shaped outer peripheral surface between the platform 11 and the main body 1, the outer peripheral surface of the platform 11 and the main body 1 is transiently connected by the arc surface 12. It is also good that the platform 11 and the outer peripheral surface move smoothly, which is advantageous in increasing the connection strength between the platform 11 and the outer peripheral surface of the main body 1, and the relative movement between the shower pipe 11 and the main body 1 is unlikely to occur. Become.

In order to further increase the strength of the platform 11 and prevent the platform 11 from being damaged, the platform 11 may be further provided with reinforcing ribs 13 at the connection points with the arc surface 12, and the load upper limit that the platform 11 can withstand may be provided. By increasing the value, the strength of the platform 11 and the connection point between the platform 11 and the arc surface 12 is increased.

In order to reduce the relative movement between the shower pipe 10 and the main body 1, a flange 14 is convexly provided on the platform 11 so as to surround the mounting hole 30. When the shower pipe 10 engages with the mounting hole 30, the shower pipe 10 is fitted inside the flange 14 to increase the contact area between the main body 1 and the shower pipe 10 and improve the fixing effect of the shower pipe 10. When the washing machine is operated, the inner cylinder 2 may rotate to vibrate the washing machine, and the shower pipe 10 may be used as a hose, and the hose may swing due to the vibration. In this embodiment, the effect of fixing the shower pipe 10 and the main body 1 is good, the shower pipe 10 and the main body 1 do not move relative to each other, and the shower pipe 10 does not swing. It reduces friction and further avoids damage to the observation window pad of the washing machine.

During the operation of the washing machine, the inner cylinder 2 rotates to continuously lift and shake off the clothes in the inner cylinder 2, and the center of gravity of the inner cylinder 2 and the clothes shifts with the movement of the clothes. As shown in FIG. 11, in order to ensure the normal operation of the washing machine, the washing machine further includes a counterweight 20, which may be made of cement, which causes the center of gravity of the entire washing machine to be raised. It will be adjusted. Generally, the counterweight 20 is provided on the outside of the observation window pad and near the tip. In addition, a door lock structure is provided inside the washing machine, and the door lock structure locks the door to the box body after the door is closed, and the door is opened by human operation or failure while the washing machine is operating. This avoids this and guarantees the safety of the washing machine and the user.

As shown in FIG. 4, the outer peripheral surface of the main body 1 of the observation window pad is recessed inward to prevent the observation window pad of the washing machine from interfering with the counterweight 20 or the door lock structure. Is formed. The relief groove 17 is provided close to the front side of the observation window pad, and the position of the relief groove 17 corresponds to the counterweight 20 and the door lock structure in the washing machine. In this embodiment, the relief groove 17 is a continuously provided ring-shaped groove, and in another embodiment, the relief groove 17 is provided only at a position corresponding to the door lock and the counterweight 20. It is also good, and is not particularly limited here.

As shown in FIGS. 6 and 7, in order to prevent the observation window pad from being damaged due to the counter weight 20 colliding with and rubbing against the observation window pad of the washing machine due to vibration during operation of the washing machine, the main body A first wear prevention rib 15 is further projected on the outer peripheral surface of the main body 1, the first wear prevention rib 15 is provided along the axial direction of the main body 1, and a plurality of first wear prevention ribs 15 are provided on the outer peripheral surface of the main body 1. 1 Wear prevention ribs 15 are provided along the circumferential direction. When the counterweight 20 collides with the main body 1 or causes friction, first, the counterweight 20 is prevented from coming into contact with the first wear prevention rib 15 and the counterweight 20 is prevented from coming into direct contact with the main body 1, and the observation window pad Damage is avoided.

Similarly, the rear end surface of the observation window pad of the washing machine is provided so as to face the inner cylinder front flange 3, and the inner cylinder front flange 3 comes into contact with the observation window pad during rotation to wear the observation window pad. In order to avoid the above, the main body 1 is provided with a second wear prevention rib 16 on the end surface facing the inner cylinder front flange 3. The second wear prevention rib 16 is provided along the radial direction of the main body 1, and a plurality of second wear prevention ribs 16 are uniformly arranged along the circumferential direction on the end surface of the main body 1, and a plurality of second wear prevention ribs 16 are uniformly arranged. 2 The wear prevention ribs 16 are distributed in a ring shape. The inner cylinder front flange 3 first contacts the second wear prevention rib 16 during rotation, and the inner cylinder front flange 3 and the main body 1 are prevented from coming into direct contact with each other, so that the observation window pad is prevented from being damaged.

The observation window pad of the washing machine needs to be connected to the front flange of the outer cylinder so that the position of the observation window pad is fixed. As shown in FIGS. 8 and 9, the rear side of the main body 1 is formed by bending twice, that is, from front to back, the side wall is first bent inward and then outward, and the end of the main body 1 is bent. The portion is bent to form the insertion groove 19, and the end portion of the outer cylinder front flange is inserted into the insertion groove 19 to realize the fixing between the main body 1 and the outer cylinder front flange.

In order to prevent clothes from rotating in the inner cylinder 2 during operation of the washing machine and causing noise due to contact and friction between the inner cylinder front flange 3 and the observation window pad of the washing machine, washing is performed. The observation window pad of the machine does not come into contact with the front flange 3 of the inner cylinder, and there is a gap between the observation window pad of the washing machine and the front flange 3 of the inner cylinder. It is easy to fall between the inner cylinder 2 and the outer cylinder 4 or get caught in the gap. In order to avoid the above problem, in this embodiment, the edge of the main body 1 toward the end of the inner cylinder front flange 3 may be bent toward the center of the main body 1, and a ring-shaped brim 18 is formed to form a ring shape. The flange 18 can prevent the garment from entering the gap, and prevents the garment from being caught or dropped between the inner cylinder 2 and the outer cylinder 4.

Claims (10)

A ring-shaped main body (1), a shower pipe (10), and a platform (11) provided on the outer peripheral surface of the main body (1) are included, and the platform (11) includes the shower pipe (10). Observation window pad of a washing machine provided with a mounting hole (30) that engages with. The observation window pad for a washing machine according to claim 1, wherein the platform (11) and the outer peripheral surface of the main body (1) are connected by an arc surface (12). The observation window pad of a washing machine according to claim 2, wherein the platform (11) is provided with a reinforcing rib (13) at a connection point with the arc surface (12). The washing machine according to claim 1, wherein the platform (11) is provided with a flange (14) surrounding the mounting hole (30), and the shower pipe (10) is fitted inside the flange (14). Observation window pad. The observation window pad for a washing machine according to claim 1, wherein the outer peripheral surface of the main body (1) is recessed inward to form a relief groove (17). The observation window pad of a washing machine according to claim 1, wherein a first wear prevention rib (15) is convexly provided on the outer peripheral surface of the main body (1). The observation window pad of a washing machine according to claim 6, wherein a second wear prevention rib (16) is convexly provided on an end surface of the main body (1) toward the inner cylinder front flange (3). The observation window pad of a washing machine according to claim 7, wherein the second wear prevention rib (16) is uniformly arranged on the end surface of the main body (1) along the circumferential direction. A ring-shaped brim (18) is further included, and the edge of the end of the main body (1) toward the inner cylinder front flange (3) is bent toward the center of the main body (1). The observation window pad of the washing machine according to claim 1. A washing machine including the observation window pad of the washing machine according to any one of claims 1 to 9.

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