WO2021033444A1

WO2021033444A1 - Washing machine

Info

Publication number: WO2021033444A1
Application number: PCT/JP2020/026631
Authority: WO
Inventors: 浩介大串; 秀夫芳賀
Original assignee: パナソニックＩｐマネジメント株式会社
Priority date: 2019-08-21
Filing date: 2020-07-08
Publication date: 2021-02-25
Also published as: CN114222837B; JP7291875B2; TW202108844A; JPWO2021033444A1; CN114222837A

Abstract

A washing machine according to the present disclosure includes: a liquid agent container (23) that is removably accommodated in an accommodating portion; a liquid agent container lid (31) that covers the top of the liquid agent container (23); and water injection openings through which water is fed to the liquid agent container (23) from above. The liquid agent container lid (31) includes an opening (35) that is located below the water injection openings in a state in which the liquid agent container (23) is accommodated in the accommodating portion, and first ribs (32) that are provided on the top surface of the liquid agent container lid (31). The first ribs (32) are formed so as to cover the lower sides of the water injection openings in a state in which the liquid agent container (23) is drawn out from the accommodating portion. With this configuration, the first ribs (32) prevent water which is fed through the water injection openings from leaking at the sides of the liquid agent container lid (31) in a state in which the liquid agent container (23) has been pulled out from the accommodating portion.

Description

Washing machine

This disclosure relates to a washing machine.

Conventionally, a washing machine equipped with a liquid agent container, which is a container for containing detergent, has been proposed.

This washing machine is provided with a liquid agent container that can be taken in and out of the washing machine body, a liquid agent container lid that covers the upper surface of the liquid agent container, and a water injection unit that injects water into the liquid agent container from above. The liquid agent container lid is formed with an opening located below the water injection portion in a state where the liquid agent container is housed in the washing machine main body, and the water injection portion injects water into the liquid agent container through the opening.

China Utility Model No. 20644806

In the conventional configuration, when the washing operation is started with the liquid agent container pulled out from the washing machine main body, there is a problem that the water supplied to the liquid agent container leaks to the outside of the washing machine.

The present disclosure provides a washing machine having a simple structure and capable of suppressing water leakage from a liquid agent container.

The washing machine in the present disclosure includes a liquid agent container that can be taken in and out of the storage unit, a liquid agent container lid that covers the upper surface of the liquid agent container, and a water injection unit that injects water into the liquid agent container from above. The liquid agent container lid includes an opening located below the water injection portion when the liquid agent container is housed in the storage portion, and a first rib formed on the upper surface of the liquid agent container lid, and the first rib is , The liquid agent container is provided so as to cover the side of the water injection part in a state of being pulled out from the storage part.

The washing machine in the present disclosure has a simple structure and can suppress water leakage from the liquid agent container.

FIG. 1 is a vertical cross-sectional view of the drum type washing machine according to the first embodiment. FIG. 2 is an exploded perspective view of a set of liquid agent containers for a drum-type washing machine according to the first embodiment. FIG. 3 is a perspective view of a set of liquid agent containers of the drum type washing machine according to the first embodiment. FIG. 4 is an exploded perspective view of the accommodating portion of the drum-type washing machine according to the first embodiment. FIG. 5A is a perspective view of the water injection lid of the drum-type washing machine according to the first embodiment as viewed from the back. FIG. 5B is an enlarged view of part A of FIG. 5A. FIG. 6 is a cross-sectional view of a drum-type washing machine in a state in which a set of liquid agent containers according to the first embodiment is housed in a storage portion. FIG. 7 is a cross-sectional view taken along the line 7-7 of FIG. FIG. 8 is a cross-sectional view of a drum-type washing machine in a state in which a set of liquid agent containers according to the first embodiment is pulled out from a storage portion. 9A is a cross-sectional view taken along the line 9A-9A of FIG. FIG. 9B is an enlarged view of part B of FIG. 9A. FIG. 10A is a cross-sectional view of a third rib portion in a state where a set of liquid agent containers of the drum type washing machine according to the first embodiment is pulled out from the accommodating portion. FIG. 10B is an enlarged view of part C of FIG. 10A.

Hereinafter, embodiments will be described in detail with reference to the drawings. The present invention is not limited by the accompanying drawings and the following description.

(First Embodiment)
(Washing machine configuration)
FIG. 1 is a vertical cross-sectional view of the drum type washing machine according to the first embodiment. FIG. 2 is an exploded perspective view of a set of liquid agent containers for a drum-type washing machine according to the first embodiment. FIG. 3 is a perspective view of a set of liquid agent containers of the drum type washing machine according to the first embodiment. FIG. 4 is an exploded perspective view of the accommodating portion of the drum-type washing machine according to the first embodiment. FIG. 5A is a perspective view of the water injection lid of the drum-type washing machine according to the first embodiment as viewed from the back. FIG. 5B is an enlarged view of part A of FIG. 5A. In FIG. 4, the lid cover 43, which will be described later, is omitted.

As shown in FIG. 1, a water tank 103 swingably and elastically supported by a vibration isolator (not shown) is inside the housing 102 that constitutes the outer shell of the drum-type washing machine according to the present embodiment. A rotating drum 104 for accommodating laundry is rotatably contained inside the water tank 103.

In the upper part of the housing 102, a liquid agent container set 22 for accommodating detergent, a water supply channel 131 connected to a water supply valve 107 to supply water to the liquid agent container set 22 and a liquid agent container 23 constituting the liquid agent container set 22 are forward. A detergent supply cylinder 2 provided with a storage unit 21 for more freely retractable storage is provided. The detergent supply cylinder 2 is formed so that the front-rear direction of the housing 102 is the longitudinal direction.

The water injection lid 25 is bonded to the upper part of the accommodating portion 21. A storage space 24 is formed between the lower portion of the water injection lid 25 and the frame 44 (see FIG. 4), and the liquid agent container set 22 is retractably housed inside the storage space 24. The liquid agent container set 22 is configured so that the container 21 cannot be pulled out more than the detergent can be put into the liquid agent chamber 29 (see FIG. 8). This is because if it is configured so that it can be pulled out any further, it will come off from the accommodating portion 21 and make the user feel inconvenient.

A discharge port 26 for discharging the detergent filled in the liquid agent container set 22 is provided in the lower front part of the storage portion 21. The discharge port 26 communicates with the inside of the water tank 103 via the detergent liquid supply path 141 and the water tank water supply path 126. The detergent is supplied into the water tank 103 together with the supplied water via the discharge port 26, the detergent liquid supply path 141, and the water tank water supply path 126.

The liquid agent container set 22 is composed of a liquid agent container 23 and a liquid agent container lid 31 placed so as to cover the upper part of the liquid agent container 23. The liquid agent container 23 is provided with a liquid agent chamber 29 in which the liquid agent for one washing operation is charged, and a tank portion 50 for storing the liquid agent for a plurality of times. The liquid agent contained in the tank portion 50 is charged into the water tank 103 by an automatic liquid agent charging device (not shown).

The liquid agent container lid 31 is provided with an opening 35 formed so as to face the liquid agent chamber 29 and a tank portion lid 51 that can open and close the information of the tank portion 50.

Two rows of first ribs 32 are erected on the upper surface of the liquid agent container lid 31 in the longitudinal direction, and the two rows of first ribs 32 are concave inner recesses provided behind the opening 35. It is formed on the side of 34.

On the upper surface of the liquid agent container lid 31, a plurality of third ribs 33 are erected on the outer side portions 36, which are both outer surfaces of the first ribs 32 in two rows, in a direction substantially perpendicular to the first ribs 32. ..

The accommodating portion 21 is connected to the connection port 27a and the connection port 28a of the water supply channel 131 connected to the water supply valve 107, the frame body 44 formed in a substantially U shape, and the

connection ports

27a and 28a to communicate with each other. It is composed of

mouths

27b and 28b and a water injection lid body 25. The water injection lid body 25 has a lid cover 43 (omitted in FIG. 4, see FIGS. 6 and 7) integrally joined, and the space formed by the joining is a water passage from the water supply channel 131. It has become.

On the back surface of the water injection lid body 25, that is, the lower surface of the water injection lid body 25, a plurality of water injection through holes 41 are formed in two rows in the longitudinal direction. A second rib 42 is erected around the water injection hole 41 so as to surround the three sides of the water injection hole 41. The second rib 42 is formed so that the side surface is inclined. The water injection portion is formed by the water injection through hole 41 and the second rib 42. However, the water injection portion in the present disclosure is limited to a configuration including a rib (second rib 42 in the present embodiment) for guiding water passing through the water injection hole (water injection hole 41 in the present embodiment). It is not something that is done.

FIG. 6 is a cross-sectional view of a drum-type washing machine in a state in which a set of liquid agent containers according to the first embodiment is housed in a storage portion. FIG. 7 is a cross-sectional view taken along the line 7-7 of FIG.

As shown in FIGS. 6 and 7, in a state where the liquid agent container set 22 is housed in the accommodating portion 21, a plurality of water injection through holes 41 of the water injection lid body 25 are arranged above the opening 35. As a result, the water injected from the water injection through hole 41 is smoothly poured into the liquid agent chamber 29 through the opening 35 of the liquid agent container lid 31. Further, the second rib 42, which constitutes the water injection portion together with the water injection through hole 41, guides water to the center of the opening 35 by the inclined side surface.

Further, the water injection holes 41 are arranged in two rows so that the open surfaces of the second ribs 42 face each other. The first rib 32 formed on the liquid agent container lid 31 is located on the outside of the second rib 42, and the upper end of the first rib 32 is located above the lower end of the second rib 42. ing.

The operation of the drum-type washing machine configured as described above will be described below.

(Water injection operation)
FIG. 8 is a cross-sectional view of a drum-type washing machine in a state in which a set of liquid agent containers according to the first embodiment is pulled out from a storage portion. 9A is a cross-sectional view taken along the line 9A-9A of FIG. FIG. 9B is an enlarged view of part B of FIG. 9A. FIG. 10A is a cross-sectional view of a third rib portion in a state where a set of liquid agent containers of the drum type washing machine according to the first embodiment is pulled out from the accommodating portion. FIG. 10B is an enlarged view of part C of FIG. 10A.

When the water injection operation is performed, the water injected from the water injection through hole 41 is guided by the second rib 42 surrounding the three sides of the water injection through hole 41 and falls toward the opening 35.

When the operation is started with the liquid agent container set 22 pulled out from the accommodating portion 21, the plurality of water injection through holes 41 of the water injection lid body 25 are located behind the opening 35 of the liquid agent container lid 31 of the liquid agent container set 22. Will be done.

When water is injected while the liquid agent container set 22 is pulled out from the accommodating portion 21, the injected water is guided by the second rib 42 and falls into the inner recess 34. The second rib 42 regulates the direction of water so that the water does not scatter around the inner recess 34. Further, in a state where the liquid agent container set 22 is pulled out from the accommodating portion 21, the first rib 32 is arranged so as to cover the lower side of the second rib 42. That is, the first rib 32 formed on the liquid agent container lid 31 is located outside the second rib 42, and the upper end of the first rib 32 is above the lower end of the second rib 42. positioned. Therefore, the water that has fallen into the inner recess 34 is prevented from flowing out laterally beyond the first rib 32 by the two first ribs 32 erected in the longitudinal direction on the liquid agent container lid 31. .. The water that has fallen into the inner recess 34 between the first ribs 32 flows down into the liquid agent chamber 29 of the liquid agent container 23 through the opening 35.

Even when the water injected from the water injection through hole 41 flows out to the outer side portion 36 outside the first rib 32, a plurality of water injected vertically to the first rib 32 are erected. It is blocked by the third rib 33. The dammed water is guided to the left and right sides by the third rib 33, and flows from the accommodation space 24 of the accommodation unit 21 to the discharge port 26.

(Action, etc.)
As described above, the drum-type washing machine according to the present embodiment has a liquid agent container 23 that can be taken in and out of the storage unit 21, a liquid agent container lid 31 that covers the upper surface of the liquid agent container 23, and a liquid agent container 23 from above. It is provided with a water injection through hole 41 for injecting water. The liquid agent container lid 31 includes an opening 35 located below the water injection through hole 41 in a state where the liquid agent container 23 is housed in the storage portion 21, and a first rib 32 formed on the upper surface of the liquid agent container lid 31. ,including. The first rib 32 is provided so as to cover the side of the water injection through hole 41 in a state where the liquid agent container 23 is pulled out from the accommodating portion 21.

As a result, in the state where the liquid agent container 23 is pulled out from the accommodating portion 21, the first rib 32 suppresses the water injected from the water injection through hole 41 from flowing out to the side of the liquid agent container lid 31.

Therefore, it is possible to suppress water leakage from the liquid agent container 23 with a simple configuration.

As in the present embodiment, the first rib 32 may be formed in the drawing direction of the liquid agent container 23 and may extend toward the opening 35.

Thereby, in the state where the liquid agent container 23 is pulled out from the accommodating portion, the first rib 32 can guide the water injected into the liquid agent container lid to the opening 35.

As in the present embodiment, a second rib 42 formed so as to cover at least the side surface may be included as a part of the water injection portion.

With this configuration, the second rib 42 suppresses the water injected from the water injection through hole 41 from flowing out to the side, and can guide the water so that it falls inside the first rib 32.

As in the present embodiment, the lower end of the second rib 42 is formed so as to extend downward from the upper end of the first rib 32, and is located inside the upper end of the first rib 32. It may be provided in.

With this configuration, it is difficult for the injected water to cross the first rib 32, so that it is possible to prevent the injected water from flowing out to the upper surface of the liquid agent container lid 31.

As in the present embodiment, the upper surface of the liquid agent container lid 31 is arranged at the lateral position of the first rib 32 so as to be non-parallel to the extending direction of the first rib 32. Ribs 33 may be formed.

With this configuration, the third rib 33 flows out to the upper surface of the liquid agent container lid 31 in order to block the water flowing out to the upper surface of the liquid agent container lid 31 beyond the first rib 32 and to flow out to the side. It is possible to prevent water from flowing out of the washing machine.

As in the present embodiment, the liquid agent container 23 includes a tank portion 50 for storing the liquid agent for a plurality of times, and a liquid agent chamber 29 for charging the liquid agent for one time, and the liquid agent container lid 31 is a tank portion 50. The opening 35 may be arranged so as to cover the upper portion and face the liquid agent chamber 29.

With this configuration, the liquid agent container lid 31 can close the upper surface of the tank portion 50 for storing the liquid agent for a plurality of times, and water can be injected into the liquid agent chamber 29 through the opening 35.

Therefore, in the integrally configured liquid agent container 23, a tank portion 50 for storing the liquid agent for a plurality of times and a liquid agent chamber 29 for charging the liquid agent for one time can be provided.

(Other embodiments)
As described above, the first embodiment has been described as an example of the technique of the present disclosure. However, the techniques in this disclosure are not limited to this.

Therefore, other embodiments will be illustrated below.

In the first embodiment, a drum-type washing machine was described as an example of the washing machine. The washing machine may be provided with a liquid agent container. Therefore, the washing machine is not limited to the drum type washing machine, and may be a vertical type washing machine or a two-tank type washing machine.

In the first embodiment, as an example of the third rib, a plurality of third ribs 33 extending substantially perpendicular to the first rib 32 have been described. The third rib may be non-parallel to the extending direction of the first rib. Therefore, the structure is not limited to a linear structure extending substantially perpendicular to the first rib. For example, the third rib may have a bent structure or a curved structure. However, a plurality of third ribs 33 extending substantially perpendicular to the first rib 32 shown in the first embodiment can suppress the flow of water forward and guide the water to the side. Therefore, it is highly effective in suppressing the outflow of water to the outside of the washing machine.

This disclosure is applicable to washing machines equipped with a pull-out liquid agent container. Specifically, the present disclosure is applicable to vertical washing machines, drum-type washing machines, two-tank washing machines, and the like.

21 Storage part 22 Liquid agent container set 23 Liquid agent container 24 Storage space 25 Water injection lid 29 Liquid agent room 31 Liquid agent container lid 32 First rib 33 Third rib 34 Inner recess 35 Opening 36 Outer part 41 Water injection hole (water injection) Department)
42 Second rib (water injection part)
50 Tank part 102 Housing 103 Water tank 104 Rotating drum

Claims

A liquid agent container that can be taken in and out of the storage unit,
The liquid agent container lid that covers the upper surface of the liquid agent container and
A water injection section for injecting water into the liquid agent container from above is provided.
The liquid agent container lid includes a first rib formed on the upper surface and an opening located below the water injection portion with the liquid agent container housed in the storage portion.
The first rib is provided at a position where the liquid agent container is pulled out from the storage portion and covers the side of the water injection portion.
Washing machine.
The first rib is formed in the drawing direction of the liquid agent container and extends toward the opening.
The washing machine according to claim 1.
The water injection section includes a second rib formed so as to cover the lateral side.
The washing machine according to claim 1.
The water injection section includes a second rib formed so as to cover the lateral side.
The washing machine according to claim 2.
The lower end of the second rib is formed so as to extend downward from the upper end of the first rib, and is provided so as to be located inside the upper end of the first rib.
The washing machine according to claim 3.
The lower end of the second rib is formed so as to extend downward from the upper end of the first rib, and is provided so as to be located inside the upper end of the first rib.
The washing machine according to claim 4.
On the upper surface of the liquid agent container lid, a third rib is formed at a lateral position of the first rib, which is arranged so as to be non-parallel to the extending direction of the first rib.
The washing machine according to any one of claims 1 to 6.
The liquid agent container includes a tank portion for storing liquid agents for a plurality of times and a liquid agent chamber for charging one liquid agent.
The liquid agent container lid covers the upper part of the tank portion, and the opening is arranged so as to face the liquid agent chamber.
The washing machine according to any one of claims 1 to 6.
The liquid agent container includes a tank portion for storing liquid agents for a plurality of times and a liquid agent chamber for charging one liquid agent.
The liquid agent container lid covers the upper part of the tank portion, and the opening is arranged so as to face the liquid agent chamber.
The washing machine according to claim 7.