JP3177125B2 - Washing machine detergent feeding device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a detergent input device for a washing machine having a water pouring member for pouring water supplied from a water supply means into a detergent reservoir.

[0002]

2. Description of the Related Art Conventionally, for example, in a washing machine combined with dehydration,
When the remaining water in the bath is used for washing, use a bath water supply pump, insert one end of a hose connected to the pump into the washing tub, and pour bath water directly from the hose into the washing tub. Or, in a case of a detergent input device mounted on a washing machine, a pump for bath water supply as a second water supply means separately from a water supply port connected to a water supply as a first water supply means. A bath water supply port to be connected is provided, one end of a hose connected to the pump is connected to the bath water supply port via a joint, and the bath water is supplied from the hose to the washing tub via the case of the detergent dispenser. The method of pouring was taken.

[0003]

However, of the above-mentioned conventional ones in which bath water is directly poured from a hose into a washing tub, the hose must be removed from the washing tub after water supply and the washing lid must be closed. Since it does not proceed to the dehydration process, it is troublesome that the hose must be removed.

On the other hand, in the case where the bath water is poured from the hose into the washing tub via the case of the detergent feeding device, it is not necessary to remove the hose one by one. However, in the case of the detergent dosing device, the channel through which the bath water flows is not particularly set, so that the position flowing out of the case changes according to the momentum of the water supplied from the pump, and is particularly supplied from the pump. If the water is strong, there is a drawback that the position from which the water flows out is offset and the appearance deteriorates.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a second pump comprising a bath water supply pump .
In which the water supplied from the water supply means can be supplied to the washing tub through the detergent dosing device, wherein the water supplied from the second water supply means always flows well from a fixed position into the washing tub. To provide a detergent input device for a washing machine.

[0006]

Means for Solving the Problems To achieve the above object, a first means of the present invention is to store a detergent,
A detergent reservoir provided to discharge the detergent together with the water in response to the supplied water, and receiving the water and the detergent discharged from the detergent reservoir and guiding them to the washing tub. A guide member provided, a water supply member having a first water supply port connected to a first water supply means comprising a water supply and supplying water supplied from the first water supply means to the detergent reservoir, Pump for bath water supply provided on the member
And a second water supply port for supplying water supplied from the second water supply means to the detergent storage section.

In this case, it is preferable that the first water inlet and the second water inlet are arranged so as to be vertically overlapped (second means). Further, it is preferable that the second water inlet is configured to be surrounded by a surrounding wall (third means) or to have a structure in which the lower surface is opened (fourth means).

[0008] Further, the second water inlet is disposed below the first water inlet, and the first water inlet and the second water inlet are provided on a partition wall between the first water inlet and the second water inlet. It is preferable to provide a water injection hole communicating with the water port (fifth means). In addition, it is preferable that a rectifying portion extending along the flow direction of the water supplied from the second water supply means is provided at the second water inlet (Sixth Embodiment).
Means).

[0009]

According to the first means, when a bath water supply pump which is a second water supply means is connected to the second water supply port, the water is supplied to the second water supply port. After the water is poured into the detergent reservoir from the second water inlet, the water is guided to the washing tub through the guide. Therefore, the water supplied from the second water supply means is supplied from the first water supply means comprising the water supply.
Like the water to be supplied, the water can be poured into the washing tub through the detergent storage portion and the guide portion , so that the water can always be satisfactorily poured into the washing tub from a fixed position.

In this case, by arranging the first water inlet and the second water inlet so as to vertically overlap with each other, it is possible to effectively use a relatively extra space in the vertical direction in the water injection member. The configuration can be made compact while providing the second water inlet.

[0011] With the configuration in which the periphery of the second water inlet is surrounded by the surrounding wall, it is possible to prevent the water supplied from the second water supply means from scattering from the second water inlet to the surroundings. Further, by making the second water inlet into a form in which the lower surface thereof is opened, the water supplied from the second water supply means can be supplied from the second water inlet to the detergent reservoir without receiving a large resistance. And it is possible to prevent an excessive load from being applied to the second water supply means side, and it is possible to prevent an excessive water pressure from being applied to the connection portion and the like as much as possible.

[0012] According to the fifth means, the water supplied from the first water supply means to the first water inlet is the second water below the water inlet.
Therefore, even when the second water supply means is not used, water is poured into the detergent reservoir through the second water supply port. For this reason, when flowing the detergent stored in the detergent storage section, it is possible to prevent the detergent from remaining in a portion of the detergent storage section where water is poured from the second water inlet.

According to the sixth means, since the rectifying section is provided at the second water inlet, the water supplied from the second water supply means to the second water inlet is stably supplied to the detergent storing section. Can pour.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a fully automatic washing machine will be described below with reference to the drawings. First, in FIG. 2 showing the entire automatic washing machine, an outer box 2 of the washing machine main body 1 is shown.
Inside, a water receiving tank 4 elastically supported by an elastic suspension mechanism 3
Are arranged. In the water receiving tank 4, a large number of holes 5a are provided.
A washing tub 5 also serving as a dehydration tub having a tub is provided, and a stirrer 6 is provided at the bottom of the washing tub 5.

A drive mechanism 8 mainly composed of a motor 7 is provided outside and below the water receiving tub 4. The drive mechanism 8 stops the washing tub 5 during washing and rotates the stirring body 6 during washing. During dehydration, the washing tub 5 and the stirring body 6 are rotated at a high speed. A drain valve 9 and a drain hose 10 are also provided below the water receiving tank 4.

An upper cover 11 is mounted on the upper part of the outer box 2, and the upper cover 11 is folded in two as shown in FIG. 3 to open and close an opening 12 for taking in and out laundry. A washing lid 13 of the type is provided. An operation panel 14 is provided at a front part of the upper cover 11,
The operation panel 14 is provided with various switches and indicators.

The access port 1 in the upper cover 11 will now be described.
As shown in FIG.
Are arranged. Hereinafter, the detergent introduction device 15 will be described. FIG. 1 is an exploded perspective view of the detergent introduction device 15. The detergent introduction device 15 has a finishing agent introduction function in addition to the detergent introduction function.
A water injection member 16 is provided with a detergent water injection member 17 (corresponding to the water injection member in the present invention), a finish water injection member 18, and a unit container 19.

The water injection case 16 has a container shape with an open front, and has a first connection port 20 on the left side and a second connection port 21 on the left side when viewed from the front in the center of the rear surface. A third connection port 22 is provided on the right side of the center of the rear surface. Of these, the first and second connection ports 2
0 and 21 are double water supply valves 2 via hoses 23 and 24.
5 is connected. The double water supply valve 25 has a water supply port 26 connected to a water supply (not shown) as a first water supply means.
And first and second water supply valves 27 and 28,
The water supplied from the water supply port 26 is independently supplied into the water supply case 16 through the hoses 23 and 24 by operating the first and second water supply valves 27 and 28.
A joint 29 is connected to the third connection port 22, and a hose 30 connected to a bath water supply pump (not shown) as second water supply means is connected to the joint 29. It has become.

The detergent water injection member 17 is disposed in the water injection case 16 at an upper portion from the center to the right. FIGS. 5 to 10 show the water injection member 17 for detergent.
As shown in FIG.
Is provided at the lower part of the first water inlet 31 and the second water inlet 31 is connected to the third connection port 22.
Is provided at the upper part of the right part.
A third water inlet 33 is provided in communication with the first water inlet 1.

Here, a large number of water injection holes 34 are formed in the lower surface and the front surface of the first water injection port 31. in this case,
Partition wall 35 between first water inlet 31 and second water inlet 32
Also, a large number of water injection holes 34 communicating between them are formed. The second water inlet 32 is surrounded by a surrounding wall 36 and has an open lower surface, and a rectifying rib 37 as a rectifying portion extending in the front-rear direction is provided inside. . The third water inlet 33 is provided with one hole 38 at the front.

The above-mentioned finishing agent water-injecting member 18 is disposed in the upper part of the left part in the water-injecting case 16. The finishing agent water supply member 18 is provided with a fourth water inlet 39 communicating with the second connection port 21. One hole 40 is provided in front of the fourth water inlet 39. Is provided.

A central portion of the bottom of the water injection case 16 is provided with a guide portion 41 which is inclined downward toward the front.
43 are provided. Further, at the front of the water injection case 16, closing plates 44 and 45
Is fixed.

On the other hand, the unit container 19 is mounted so that it can slide in and out of the water injection case 16 in the front-rear direction. In the unit container 19, a detergent storage section 46 (corresponding to the detergent storage section of the present invention) for storing a powder detergent is provided at a central portion, and a liquid detergent / bleach storage section 47 for storing a liquid detergent and a bleaching agent is provided at a right portion. Is provided, and a finishing agent storage section 48 for storing the softening agent is provided on the left side.

The detergent storage section 46 has a rear surface opened and a bottom surface inclined downward toward the rear. Liquid detergent / bleach storage section 47 and finish storage section 4
Numeral 8 is formed in the shape of a container, and has cylindrical portions 49, 50 having a bottom surface opened at the center thereof, and case covers 51, 52 are mounted on the upper portions, respectively.

At the lower part of the case covers 51 and 52, cylindrical portions 53 and 54 having a diameter larger than the cylindrical portions 49 and 50 are provided so as to project downward.
With the cylinder covers 53, 54 on the case covers 51, 52 side having a predetermined gap with respect to the liquid detergent / bleach storage section 47 and the cylinder sections 49, 51 on the finish agent storage section 48 side. , A siphon passage is formed. In addition, each case cover 51,
In the upper part of 52, input ports 55 and 56 are formed.

The handle portion 5 is provided at the upper front of the unit container 19.
7 are formed. When the unit container 19 is stored in the water supply case 16, the first water supply port 31 and the second water supply port 32 of the detergent water supply member 17 face the detergent reservoir 46 from above, and the third Of the finishing agent pouring member 18 faces the input port 56 of the finishing agent storing section 48 with respect to the inlet 55 of the finishing agent storing section 48. It faces from above.

Next, the operation of the above configuration will be described. First, when performing a normal washing operation using tap water, the unit container 19 is first taken out of the water injection case 16 before starting the washing operation. When a powder detergent is used as the detergent, a predetermined amount of the powder detergent is put into the detergent storage section 46 and stored. When a liquid detergent is used as the detergent, a predetermined amount of the liquid detergent is charged into the liquid detergent / bleach storage unit 47 from the input port 55. If desired, the bleaching agent is introduced into the liquid detergent / bleaching agent reservoir 47 through the inlet 55, and the softening agent is introduced into the finishing agent reservoir 48 through the inlet 56.

Then, the unit container 19 is filled with the water injection case 1.
After storing the washing course in the storage unit 6, a desired washing course is set by a switch on the operation panel 14, and then the start button is operated. Then, first, the first water supply valve 27 of the double water supply valve 25 is opened, so that water from the water supply passes through the hose 23 and the first connection port 20 and the detergent water injection member 1.
7 is supplied to the first water inlet 31. First water inlet 31
Is supplied to the detergent reservoir 46 from the water injection hole 34 and also to the inlet 55 of the liquid detergent / bleach storage 47 from the hole 38 of the third water inlet 33.

As the water is poured into the detergent storage section 46, the powder detergent stored therein is washed away by the water, and the water and the detergent pass from the detergent storage section 46 through the guide section 41 to the washing tub. 5 to be stored.
Further, as water is poured into the liquid detergent / bleach storage section 47, the bleach stored therein is diluted with water, and the water level is formed by the cylindrical sections 49 and 53. When the siphon passage rises until it is immersed, the water containing the bleach is discharged into the water injection case 16 through the siphon passage according to the siphon principle, and the water flows into the washing tub 5 through the guide portion 41. become.

When the water level in the washing tub 5 reaches the set water level, the first water supply valve 27 is closed to stop water supply, and thereafter, the washing operation is performed. When the washing process is completed, the drain valve 9 is opened to drain water.

Then, when the washing operation proceeds and the final rinsing stroke is reached, the second water supply valve 28 of the double water supply valve 25
Is released first. Then, the water from the tap water, hose 2
4 and the second connection port 21 to pass the finishing agent water injection member 1
8 is supplied to a fourth water inlet 39. The water supplied to the fourth water inlet 39 is supplied from the hole 40 to the finishing agent reservoir 4.
8 into the inlet 56. As the water is poured into the finishing agent storing section 48, the softening agent stored therein is diluted with water, and the water level of the softening agent is reduced to the cylindrical portion 5
When the siphon passage formed by the channels 0, 54 is raised until it is immersed, the water containing the finishing agent is discharged into the water injection case 16 through the siphon passage according to the siphon principle, and the water passes through the guide portion 41. And flows into the washing tub 5.

After the second water supply valve 28 is opened, the first water supply valve 27 is also opened a predetermined time later. As a result, the water from the tap water is supplied to both the finishing agent pouring member 18 and the detergent pouring member 17, and is discharged from them into the water pouring case 16 via the unit container 19. The water discharged into the water injection case 16 flows into the washing tub 5 through the guide portion 41. When the final rinsing step is completed, the water in the washing tub 5 is drained, and the final dehydration is performed. Thus, the washing operation is completed.

On the other hand, when the user supplies bath water to the washing tub 5 by using a bath water supply pump, a hose 30 connected to the pump is provided at the back of the detergent dispenser 15. Connect to joint 29. In this state, when the pump is driven, the bath water is supplied from the hose 30 through the joint 29 and the third connection port 22 to the second water supply port 32 of the detergent water supply member 17. The water supplied to the second water inlet 32 is poured into the detergent storage part 46 from the second water inlet 32, and then flows into the washing tub 5 through the guide part 41.

According to this embodiment, the following operation and effect can be obtained. That is, the second water inlet 32 provided in the detergent water injection member 17 having a first water inlet 31, a hose 30 connected to the second water supply means der Ru pumps for wind Lu water feed its second Is connected to the second water inlet 32, the bath water supplied from the pump to the second water inlet 32 is guided to the washing tub 5 through the detergent reservoir 46 and the guide 41. Therefore, the bath water supplied from the bath water supply pump which is the second water supply means is supplied to the second water supply means .
The water can be poured into the washing tub 5 through the detergent storage section 46 and the guide section 41 of the detergent introduction device 15 in the same manner as the water supplied from the tap water as the first water supply means, so that the washing tub 5 is always good from a fixed position. Can be poured into. In this case, it is not necessary to attach and detach the hose 30 one by one.

In the detergent water injection member 17, the first
By arranging the water inlet 31 and the second water inlet 32 so as to vertically overlap each other, it is possible to effectively use a relatively marginal space in the vertical direction in the detergent water injection member 17. The configuration can be made compact while providing the water inlet 32. Moreover, since the second water injection port 32 is provided integrally with the detergent water injection member 17, there is an advantage that the number of parts and the number of assembling steps do not increase and an increase in cost can be suppressed.

By surrounding the second water inlet 32 with the surrounding wall 36, the water supplied from the pump is prevented from being scattered from the second water inlet 32 to the periphery, particularly forward. it can. In addition, the second water inlet 3
2 is a form in which the lower surface thereof is opened, so that the water supplied from the pump can be poured into the detergent reservoir 46 from the second water inlet 32 without receiving a large resistance. Applying an excessive load can be prevented, and applying an excessive water pressure to the connection portion and the like can be prevented as much as possible.

Further, since a water injection hole 34 is also formed in the partition wall 35 between the first water injection port 31 and the second water injection port 32, the first water supply valve 27 is connected to the first water injection port 31. A part of the supplied water is supplied to the second water inlet 32 below the water inlet 34.
Therefore, even when the bath water pump is not used, the water is poured into the detergent reservoir 46 through the second water inlet 32. For this reason, when the detergent stored in the detergent storage unit 46 flows, it is possible to prevent the detergent from remaining in a portion of the detergent storage unit 46 where water is poured from the second water inlet 32.

A rectifying rib 37 is provided in the second water inlet 32.
Is provided, turbulence can be minimized in the second water inlet 32, and the water supplied from the pump to the second water inlet 32 can be supplied to the detergent reservoir 46 in a stable state. Be able to pour.

The present invention is not limited to the above embodiment, but can be modified or expanded as follows. As a detergent feeding device, a device having no bleach or finishing agent feeding function can be applied. Further, as the second water supply means, a pump other than a pump for supplying bath water may be used.

[0040]

According to the first aspect of the present invention, water supplied from the second water supply means comprising a bath water supply pump is supplied from the second water inlet of the water injection member to the detergent. Since it can be poured into the washing tub through the storage part and the guide part, it can always be favorably poured into the washing tub from a fixed position. In this case, it is not necessary to attach and detach the second water supply means and the second water inlet one by one.

By arranging the first water inlet and the second water inlet so as to vertically overlap each other in the water injection member, it is possible to effectively use a relatively extra space in the vertical direction in the water injection member. There is an advantage that the configuration can be made compact while providing the second water inlet.

[0042] With the configuration in which the periphery of the second water inlet is surrounded by the surrounding wall, it is possible to prevent the water supplied from the second water supply means from scattering from the second water inlet to the surroundings. Further, by making the second water inlet into a form in which the lower surface thereof is opened, the water supplied from the second water supply means can be supplied from the second water inlet to the detergent reservoir without receiving a large resistance. And it is possible to prevent an excessive load from being applied to the second water supply means side, and it is possible to prevent an excessive water pressure from being applied to the connection portion and the like as much as possible.

According to the fifth aspect of the present invention, the water supplied from the first water supply means to the first water supply port also flows from the water supply hole to the second water supply port below. Even when the second water supply means is not used, water can be poured into the detergent reservoir through the second water inlet. For this reason, when flowing the detergent stored in the detergent storage section, it is possible to prevent the detergent from remaining in a portion of the detergent storage section where water is poured from the second water inlet.

By providing the rectifying section in the second water inlet, the water supplied from the second water supply means to the second water inlet can be stably poured into the detergent storing section.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention, and is an exploded perspective view of a detergent charging device.

FIG. 2 is a vertical sectional side view of the washing machine.

FIG. 3 is a perspective view of the washing machine with a washing lid opened.

FIG. 4 is a plan view of the washing machine with a part cut away.

FIG. 5 is a front view of the detergent dispenser shown partially broken away.

FIG. 6 is a cross-sectional view of a detergent introduction device.

7 is a vertical sectional side view of a water injection case and a detergent water injection member at a portion corresponding to line X1-X1 in FIG. 1;

8 is a longitudinal sectional side view of a water injection case and a detergent water injection member at a portion corresponding to line X2-X2 in FIG. 1;

FIG. 9 is a front perspective view of the detergent water injection member.

FIG. 10 is a perspective view from the rear of the detergent water injection member.

[Explanation of symbols]

1 is a washing machine main body, 5 is a washing tub, 15 is a detergent injection device, 1
6, a water injection case, 17 a detergent water injection member (water injection member),
Reference numeral 18 denotes a water injection member for a finishing agent, 19 denotes a unit container, 22
Is a third connection port, 25 is a double water supply valve, 26 is a water supply port,
29 is a joint, 30 is a hose, 31 is a first water inlet, 32
Is a second water inlet, 34 is a water injection hole, 35 is a partition, 36 is a surrounding wall, 37 is a rectifying rib (rectifying portion), 41 is a guide portion,
Reference numeral 6 denotes a detergent storage unit.

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) D06F 39/02

Claims (6)

(57) [Claims] 1. A detergent storage section provided to store a detergent and discharge the detergent together with water in response to the supply of water, and a water and detergent discharged from the detergent storage section. receiving by them and a guide portion which is provided so as to guide the washing tub, is connected to the first water supply means comprising water in its first water supply means a first pouring the water supplied to the detergent reservoir from A water injection member having a water injection port, and a bath water supply pump provided on the water injection member.
That second feed means and the detergent dosing device of a washing machine, characterized by comprising a second water inlet for pouring water supplied to the detergent reservoir from access for its second water supply means. 2. The apparatus according to claim 1, wherein the first water inlet and the second water inlet are arranged so as to be vertically overlapped.
A detergent input device for a washing machine as described in the above. 3. The detergent dispenser according to claim 1, wherein the second water inlet is surrounded by a surrounding wall. 4. The detergent dispenser according to claim 3, wherein the lower surface of the second water inlet is open. 5. A second water inlet is disposed below the first water inlet and a partition wall between the first water inlet and the second water inlet is provided.
2. The detergent injection device for a washing machine according to claim 1, wherein a water injection hole communicating the first water injection port and the second water injection port is provided. 6. The washing machine according to claim 3, wherein the second water inlet is provided with a rectifying portion extending along a flow direction of the water supplied from the second water supply means. Detergent dosing device.