JP2020068925A - Washing machine - Google Patents

Abstract

To provide a washing machine which suppresses water and a finishing agent remaining in a finishing agent storage part.SOLUTION: A drain hole 35 for draining residual water is formed which is connected to the outside of a liquid finishing agent storage part 24 in a second water supply passage 31b provided at a water pouring lid body 30 for supplying water from a water supply valve 7 to a detergent storage container 21 via a water supply passage 31. The drain hole 35 is disposed at a position lower than a water pouring port 33, and higher than a lowermost part 37 of the second water supply passage 31b communicating with the drain hole 35 at an inclined part 36. This suppresses water and a liquid finishing agent remaining in the liquid finishing agent storage part 24, and can properly input the liquid finishing agent even in an environment where a water supply amount is small.SELECTED DRAWING: Figure 1

Description

  The present disclosure relates to a washing machine for washing, rinsing and dehydrating laundry.

  Conventionally, this type of washing machine is provided with a detergent accommodating container into which a detergent is charged, and a detergent, a finishing agent, etc. are previously charged into the detergent accommodating container before starting operation (for example, refer to Patent Document 1). ..

  FIG. 6 is a vertical cross-sectional view of the conventional washing machine described in Patent Document 1, FIG. 7 is a perspective view of a detergent container of the washing machine, and FIG. 8 is a water supply structure for the detergent container of the washing machine. FIG. 9 is a side sectional view showing a detergent container and a water supply structure of the washing machine.

  6, FIG. 7, FIG. 8, and FIG. 9, the washing machine 101 is connected to a detergent storage container 121 for storing detergent and a water supply valve 107 at the upper part of the washing machine housing 102, and is connected to the detergent storage container 121. A detergent introducing section 120 including a water supply passage 131 for supplying water and a detergent introducing section frame 140 for accommodating the detergent accommodating container 121 in a freely drawable manner is provided.

  The detergent injection section frame 140 has a water injection lid 130 fixed to the upper surface thereof, and accommodates the detergent accommodating container 121 in a space formed under the water injection lid 130 so as to be able to be drawn out. A water tank water supply path 126 is connected to the water tank 103 at the bottom of the body 140.

  The detergent storage container 121 includes a powder detergent storage portion 122 that stores a powder synthetic detergent, a liquid detergent storage portion 123 that stores a liquid detergent or a liquid bleaching agent, and a liquid finish agent storage portion 124 that stores a liquid finishing agent. The storage portion cover plate 125 is configured to have a liquid detergent receiving port 125a and a liquid finishing agent receiving port 125b opened at positions facing the liquid detergent storing portion 123 and the liquid finishing agent storing portion 124, respectively. 123 and the upper portion of the liquid finishing agent accommodating portion 124.

  Further, at the bottoms of the liquid detergent accommodating portion 123 and the liquid finishing agent accommodating portion 124, a cylindrical liquid detergent charging port 123b and a liquid finishing agent charging port 124b are opened and are erected upward. In addition, the container lid plate 125 is a cylindrical tube that covers the liquid detergent input port 123b and the liquid finish agent input port 124b from the outside, and the lower ends reach the bottom surfaces of the liquid detergent storage part 123 and the liquid finish agent storage part 124, respectively. The protruding portion 125c is erected downward, and a water outlet 125d whose side surface is cut out in a U shape in a side view is formed at a lower end portion of the tubular protruding portion 125c.

  Further, on the lower surface of the water injection lid 130, a water injection port 134 for injecting water into the liquid detergent accommodating portion 123 and a water injection port 135 for injecting water into the liquid finish agent accommodating portion 124 are formed via the water supply passage 131.

  In the detergent introducing unit 120 thus configured, water is poured from the water injection port 134 into the liquid detergent storage unit 123 through the liquid detergent receiving port 125a in the washing process. Then, the detergent liquid, which is obtained by diluting and diffusing the liquid detergent in the liquid detergent container 123, passes through a gap formed between the tubular protrusion 125c and the liquid detergent inlet 123b, and inside the liquid detergent inlet 123b by the siphon principle. And is supplied into the water tank 103 via the detergent liquid supply passage 141 formed on the downstream side.

Further, in the rinsing step, the finishing liquid, which has been poured into the liquid finishing agent container 124 through the liquid finishing agent receiving port 125b and diluted and diffused in the liquid finishing agent container 124, has a tubular protrusion. The tank is introduced into the inside of the liquid finishing agent input port 124b through a gap formed between the portion 125c and the liquid finishing agent input port 124b, and passes through the detergent liquid supply passage 141 formed on the downstream side of the water tank. It is supplied in 103.

JP, 2008-99919, A

  The present disclosure provides a washing machine that can prevent water and finishing agent from remaining in the finishing agent container.

  A washing machine according to the present disclosure includes a housing, a water tank elastically supported in the housing so as to be swingable, an inner tank rotatably included in the water tank, and a water supply valve for supplying water to the water tank. A detergent containing portion containing a detergent, a finishing agent containing portion containing a liquid finishing agent, and water supplied from the water supply valve into the liquid detergent containing portion via a first water supply passage, A water injection lid body for injecting water into the finishing agent accommodating portion via the water supply passage 2 and a finishing agent introducing passage through which the liquid containing the finishing agent in the finishing agent accommodating portion is discharged into the water tank by the siphon principle. Prepare In the water injection lid, a water injection port that is an opening and a hole that communicates with the outside of the finish agent accommodating portion are formed in the second water supply channel, and the hole is at a position lower than the water injection port. It is arranged at a position higher than the lowermost portion of the second water supply passage communicating with the hole through the inclined portion.

  The washing machine according to the present disclosure prevents water and the finishing agent from remaining in the finishing agent storage portion.

The longitudinal cross-sectional view of the washing machine in the embodiment of the present invention Side cross-sectional view of the frame portion of the detergent injection section of the washing machine Disassembled perspective view of the frame part of the detergent input section of the washing machine Enlarged view of the main part of the water injection lid of the washing machine Schematic cross-sectional view for explaining the height relationship between the water inlet and the water drain hole of the washing machine Vertical cross section of conventional washing machine Perspective view of detergent container of the washing machine The plane sectional view which shows the water supply structure to the detergent storage container of the same washing machine Side sectional view showing a detergent container and water supply structure of the washing machine

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The present invention is not limited to this embodiment.

(Embodiment 1)
FIG. 1 is a vertical sectional view of a washing machine according to an embodiment of the present invention.

  1, a washing machine 1 includes a casing 2 in which a water tank 3 is elastically supported by a suspension structure (not shown) so that the water tank 3 can swing, and a rotating drum 4 formed in a cylindrical shape with a bottom is rotatably included. Has been done.

The rotary drum 4 is rotationally driven in a forward rotation direction and a reverse rotation direction about a rotation shaft inclined forward and upward by a motor 6 attached to the back surface side of the water tank 3. The rotary shaft of the rotary drum 4 is
In the present embodiment, it is inclined forward and upward, but it may be substantially horizontal.

  The upper part of the housing 2 is composed of a detergent accommodating container 21 for accommodating the detergent, and a water injection lid body 30 connected to the water supply valve 7 and provided with a water supply passage 31 for supplying water to the detergent accommodating container 21. A charging unit 20 is provided.

  Below the water injection lid body 30, a detergent insertion part frame 40 having a bottomed, substantially U-shaped box-shaped cross section having an opening at the top is arranged, and a space portion 40d formed in the lower part of the water injection lid body 30. Further, the detergent storage container 21 is stored so that it can be pulled out from the front. In addition, a water supply path 26 is connected to the water tank 3 through a detergent liquid supply path 41 at the bottom of the detergent input frame 40.

  FIG. 2 is a side sectional view of the detergent-introducing frame portion of the washing machine according to the embodiment of the present invention, FIG. 3 is an exploded perspective view of the detergent-introducing frame portion of the washing machine, and FIG. FIG. 5 is a schematic sectional view for explaining the height relationship between the water injection port and the water drain hole of the washing machine, and FIG. Note that FIG. 3 shows a disassembled state in which the detergent container 21 is pulled out from the detergent input section frame 40 to a predetermined position or more, and the water injection lid 30 is removed upward.

  2 and 3, a detergent accommodating container 21 is housed in a space 40d surrounded by the detergent throwing-in frame 40 and the water pouring lid 30 so that the detergent accommodating container 21 can be drawn out freely. The water passage space portion 38 serves as a water passage for water to be supplied to the water supply port, and a water injection port 33 having a large number of small holes formed on the bottom surface thereof.

  In addition, the detergent insertion portion frame 40 is integrally formed with a detergent liquid supply passage 41 at the bottom thereof, and the detergent (powder synthetic detergent, liquid detergent, etc.) contained in the detergent container 21 or the finishing agent (liquid finishing agent, etc.). ), Water supplied from the water passage space 38 of the water injection lid 30 via the water injection port 33 drops, and the detergent liquid or the finishing liquid mixed with the water is supplied from the detergent liquid supply passage 41. It is supplied into the water tank 3 via the path 26.

  The water pouring lid 30 constitutes a water passage space 38 by heat-welding two resin molded plates made of polypropylene resin or the like, and the powder detergent container 22 and the liquid detergent are formed in the water passage space 38. A first water supply passage 31a for supplying water to the storage portion 23 and a second water supply passage 31b for supplying water to the liquid finish agent storage portion 24 are formed.

  Further, the detergent storage container 21 is housed in the detergent insertion portion frame 40 so as to be freely drawn out, and a powder detergent storage portion 22 for storing a powder synthetic detergent, and a liquid detergent storage portion 23 for storing a liquid detergent or a liquid bleaching agent. , A liquid finish agent accommodating portion 24 for accommodating a liquid finish agent is provided together, and water is supplied to the powder detergent accommodating portion 22 and the liquid detergent accommodating portion 23 from the first water supply passage 31a of the water injection lid 30 during washing, and at the time of rinsing, Water is supplied to the liquid finish agent accommodating portion 24 from the second water supply passage 31b.

  A powder detergent input passage 22a is formed on the downstream side of the powder detergent storage portion 22, a liquid detergent input passage 23a is formed on the downstream side of the outer bottom portion of the liquid detergent storage portion 23, and an outer bottom portion of the liquid finish agent storage portion 24 is formed on the downstream side. A liquid finishing agent input passage 24a is formed on the side, and is configured so that the detergent liquid or the finishing agent is diluted with the water supplied from the water supply valve 7 and flows into the detergent liquid supply passage 41 from the space 40d. There is.

Further, a container cover plate 25 having a liquid finishing agent inlet 25b for introducing the liquid finishing agent at a position facing the liquid finishing agent accommodation portion 24 covers the upper portion of the liquid finishing agent accommodation portion 24.
A cylindrical liquid finishing agent inlet 24b is opened at the bottom of the liquid finishing agent accommodating portion 24 and stands upright. In addition, a cylindrical tubular protrusion 25c that covers the liquid finishing agent input port 24b from the outside and reaches the bottom of the liquid finishing agent accommodating portion 24 is erected downward on the container cover plate 25. At the lower end of the tubular protrusion 25c, a water outlet (not shown) is formed, the side surface of which is cut out in a U-shape when viewed from the side.

  4 and 5, the second water supply passage 31b of the water injection lid 30 is located above the liquid detergent accommodating portion 23 outside the range of the liquid finishing agent accommodating portion 24, and drains water for residual water removal. A hole 35 is provided so that the water remaining in the second water supply passage 31b is dropped into the liquid detergent container 23.

  The drain hole 35 is provided at a position lower than the water injection port 33 and higher than the lowermost portion 37 of the second water supply passage 31b. An inclined portion 36 that descends from the water injection port 33 toward the lowermost portion 37 is provided. In addition, the residual water that remains slightly is stored in the lowermost portion 37 and does not drip into the detergent container 21.

  In the detergent pouring unit 20 configured as described above, the supplied water is poured from the pouring port 33 into the liquid finishing agent accommodating section 24 through the liquid finishing agent receiving port 25b at a predetermined timing of the rinsing process, and the liquid is poured. The liquid finishing agent previously charged in the finishing agent container 24 is diluted and diffused. Then, the diluted finishing liquid passes through the water outlet at the lower end of the tubular protrusion 25c, and through the gap formed between the tubular protrusion 25c and the liquid finishing agent input port 24b, liquid finishes by the siphon principle. It is introduced into the agent input port 24b and is supplied into the water tank 3 via the detergent liquid supply passage 41 formed on the downstream side.

  At this time, as shown in FIGS. 4 and 5, since the drainage hole 35 for draining the residual water is provided at a position higher than the lowermost portion 37 of the second water supply passage 31b, the second water supply passage 31b. A small amount of remaining water is not dropped into the detergent container 21.

  Further, even in an environment where the amount of water supply is small, the supplied water does not flow from the water drain hole 35 to the outside of the liquid finish agent accommodating portion 24, and all is dripped from the water injection port 33 into the liquid finish agent accommodating portion 24. As a result, the minimum amount of water required for the siphon principle can be secured, and the phenomenon that the liquid finishing agent remains in the liquid finishing agent container 24 due to the insufficient water supply amount can be prevented.

  As described above, the drum type washing machine 1 according to the present embodiment includes the housing, the water tank elastically supported in the housing so as to be swingable, and the inner tank rotatably included in the water tank. A water supply valve for supplying water to the aquarium, a detergent storage unit for storing a detergent, a finishing agent storage unit for storing a liquid finishing agent, and water supplied from the water supply valve are supplied via a first water supply passage. A water-filling lid body for pouring water into the liquid detergent container and for injecting water into the finishing agent container through the second water supply channel, and a liquid containing the finishing agent in the finishing agent container is in the aquarium on the principle of siphon. And a finishing agent feeding path for discharging the finishing agent. The water injection lid forms a hole in the second water supply passage that communicates with the outside of the finish agent accommodating portion, and the hole is at a position lower than the water injection port and communicates with the hole at an inclined portion. It is arranged at a position higher than the lowermost part of the second water supply channel.

  As a result, it is possible to prevent water and the liquid finishing agent from remaining in the liquid finishing agent container 24. Therefore, the liquid finishing agent can be appropriately added even in an environment where the amount of water supply is small.

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

  Therefore, other embodiments will be exemplified below.

  In the first embodiment, the drum type washing machine has been described as an example of the washing machine. The washing machine may be one that can wash the cloth with water. Therefore, the washing machine is not limited to the vertical washing machine and may be a vertical washing machine or a two-tub washing machine.

  The present disclosure can be applied to a washing machine including a detergent storage container having a siphon type liquid finish storage portion. Specifically, the present disclosure can be applied to a vertical washing machine, a drum washing machine, a two-tub washing machine, and the like.

2 case 3 water tank 4 rotating drum (inner tank)
7 Water Supply Valve 21 Detergent Storage Container 22 Powder Detergent Storage Section 23 Liquid Detergent Storage Section (Detergent Storage Section)
24 Liquid finishing agent storage section (finishing agent storage section)
24a Liquid finishing agent input path 26 Water supply path 30 Water injection lid 31a First water supply path 31b Second water supply path 33 Water injection port 35 Water drainage hole 36 Sloping part 37 Bottom part 40 Detergent input part frame

Claims (1)

Housing and
A water tank elastically supported in the housing so as to be swingable,
An inner tank rotatably included in the water tank,
A water supply valve for supplying water to the aquarium,
A detergent storage portion for storing detergent,
A finishing agent accommodating portion for accommodating a liquid finishing agent,
A water supply lid for injecting water supplied from the water supply valve into the detergent accommodating portion via a first water supply passage and water into the finish agent accommodating portion via a second water supply passage,
A liquid containing a finishing agent in the finishing agent accommodating section is provided with a finishing agent charging passage through which the liquid is discharged into the water tank on the principle of siphon;
In the water injection lid, a water injection port that is an opening and a hole that communicates with the outside of the finish agent accommodating portion are formed in the second water supply passage, and the hole is at a position lower than the water injection port. A washing machine disposed at a position higher than the lowermost portion of the second water supply passage communicating with the hole through the inclined portion.

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