KR20090079708A - Cleaning material feeder for washer - Google Patents

Abstract

A detergent supply device of a washing machine is provided to put a supplementary detergent stored in a supplementary detergent storage in a washing tub at a correct time to prevent waste of detergent. A detergent supply device of a washing machine includes a detergent container body and a detergent container cover(36). The detergent container body includes a detergent storage and a detergent supply for supplying the detergent stored in the detergent storage to a main body of the washing machine and is inserted into a detergent container receiving part of the main body of the washing machine. The detergent container cover covers the detergent supply when the detergent container body is inserted into the detergent container receiving part to form a siphon pipe for supplying the detergent to the main body of the washing machine.

Description

Detergent supply unit of washing machine {CLEANING MATERIAL FEEDER FOR WASHER}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a detergent supply device for a washing machine, and more particularly, to a supply device for auxiliary detergents such as fabric softeners and bleaches.

In general, a washing machine is a device for washing laundry by washing, rinsing, dehydrating, drying, and the like so as to remove contaminants on clothes, bedding, etc. (hereinafter referred to as laundry) contained in the drum using the action of water and detergent. .

The washing machine may be classified according to the installation method of the washing tank. Recently, a drum washing machine in which a washing tank is arranged in a transverse direction is widely known. Hereinafter, look at the drum washing machine as an example.

The drum washing machine is provided with a detergent container on the upper side of the cabinet. The detergent container is for injecting powder or auxiliary detergent into the washing tank, and is usually inserted into and detachable from the cabinet. The detergent container is formed in a box shape having an upper surface opened, and is divided into a powder detergent storage part and an auxiliary detergent storage part. The auxiliary detergent storage unit is made of a siphon type input structure is relatively easy to manufacture and low-cost as the auxiliary detergent is mostly made of a liquid.

However, in the detergent container of the conventional washing machine as described above, at least a certain amount of auxiliary detergent is stored because the detergent container cover is configured to supply the auxiliary detergent in a state in which the lid of the detergent container is coupled to the body of the detergent container, that is, the top of the siphon tube is covered by the detergent container cover. If there is a siphon phenomenon occurs before the detergent container body is inserted into the detergent container housing, there is a problem that the detergent detergent is leaked to cause waste.

The present invention solves the problem of the detergent supply apparatus of the conventional washing machine as described above, the washing machine that can prevent the waste of detergent in advance by allowing the auxiliary detergent stored in the auxiliary detergent storage unit to be put into the washing tank at the correct time. It is an object of the present invention to provide a detergent supply apparatus of.

In order to solve the object of the present invention, the detergent storage unit and the detergent storage unit is provided with a detergent supply unit to guide the detergent stored in the detergent storage unit to the washing machine body is inserted into the detergent container housing of the washing machine body; And a detergent container cover for covering the detergent supply unit when the detergent container main body is inserted into the detergent container receiving unit to form a siphon tube for supplying detergent to the washing machine body.

The detergent supply apparatus of the washing machine according to the present invention, when the detergent container body is inserted into the detergent container housing, the detergent container cover is covered with the detergent supply unit to form a siphon tube, thereby providing a liquid auxiliary detergent to the auxiliary detergent storage unit. In the case of the injection, the auxiliary detergent does not leak, and the siphon phenomenon occurs from the time when the detergent container body is completely inserted into the detergent container housing, so that detergent is introduced, thereby preventing waste of detergent.

Hereinafter, the detergent supply apparatus of the washing machine according to the present invention will be described in detail based on the embodiment shown in the accompanying drawings.

1 and 2, a drum washing machine (hereinafter, abbreviated as a washing machine) according to the present invention includes a cabinet 1 forming an exterior of a washing machine and horizontally installed inside the cabinet 1. Tub (2) for receiving wash water, a drum (3) rotatably installed inside the tub (2) to wash the laundry put into the inside, and the drum (3) is installed on the inner surface of the laundry at a certain height It includes a plurality of lifters (4) for lifting the laundry to fall by gravity, and a motor (not shown) mounted behind the tub (2) to generate a rotational force of the drum (3).

Here, a cabinet cover 11 is mounted on the front surface of the cabinet 1, and a laundry entrance 11a is formed at the center of the cabinet cover 11 so that laundry can be put in and taken out. A door 13 is rotatably installed on the cabinet cover 11 to open and close the laundry entrance 11a at one side of the laundry entrance 11a. In addition, a control panel 12 is mounted on the cabinet cover 11, and the control panel 12 is provided with an operation unit 12a for operating a washing operation and a display unit 12b for displaying a washing operation.

The top plate 14 is covered with an upper portion of the cabinet 1, and a water supply device 20 and a detergent for supplying water and detergent to the inside of the tub 2 are disposed below the top plate 14. The supply device 30 is installed.

The water supply device 20 includes an external water supply hose 21 for guiding water from an external water source to a washing machine, and a plurality of water supply valves (not shown) for controlling supply of water guided through the external water supply hose 21. Tub, the plurality of internal water supply hose 22 for guiding the water passing through the plurality of water supply valves to the detergent supply device 30 and the wash water in which the detergent passed through the detergent supply device 30 is dissolved. The feedwater bellows pipe 23 which guides inside of (2) is included.

As shown in FIG. 2, the detergent supply device 30 is installed in communication with the water supply bellows pipe 23 and has a detergent container housing 31 having an upper surface and a front surface opened, and an opening of the detergent container housing 31. A dispenser cover 32 mounted on the upper surface of the dispenser cover 32 connected to the internal water supply hose 22 and discharging or spraying water to the lower side by a shower method, and disposed below the dispenser cover 32 and storing detergent and softener It consists of a detergent container 33.

The lower side of the detergent container housing 31 is formed with a drain port 31a for discharging the detergent and the dissolved washing water falling from the detergent container 33 to the water supply bellows pipe 23, the detergent container housing 31 The upper side of the detergent container cover 36 to be described later is formed in a rectangle toward the front.

The dispenser cover 32 includes a lower cover 32b mounted on a lower surface of the upper cover 32a such that a space is formed between the upper cover 32a and the upper cover 32a. The lower end of the lower cover 32b is connected to the plurality of internal water supply hoses 22, respectively, and a lower surface of the lower cover 32b is provided with a plurality of injection holes 32c for injecting water into the upper side of the detergent container 33. Inside, an internal flow path 32d for guiding water supplied through the internal water supply hose 22 to the corresponding injection hole 32c is formed.

The detergent container 33 is a detergent container main body 35 detachably inserted into the accommodating part 15 provided on one side of the upper end of the cabinet 1, and a predetermined direction in the front direction from the rear center portion of the detergent container housing 31. It includes a detergent container cover 36 protruding by a length and selectively covering the siphon tube 37 provided in the auxiliary detergent storage unit 37d of the detergent container body 35.

The detergent container body 35 has a plurality of powder detergent storage units 35b and 35c in which one end is connected to each of the front parts 35a and the front part 35a to store powder detergent. It is disposed between the two powder detergent storage (35b, 35c) comprises a secondary detergent storage unit (35d) to which the softener or bleach is added. Discharge holes 35e and 35f for discharging washing water in which detergent is dissolved are formed at the other ends of the powder detergent storage units 35b and 35c and the auxiliary detergent storage unit 35d, respectively.

The powder detergent storage unit 35b and 35c are formed in one of the left and right sides of the auxiliary detergent storage unit 35d in the front-rear direction so that the detergent used for the preliminary washing is stored. And a main detergent storage part 35c formed on the other side of the auxiliary detergent storage part 35d in the front and rear direction to store the detergent used in the present laundry.

In addition, the auxiliary detergent storage unit 35d is formed long in the front-rear direction between the preliminary detergent storage unit 35b and the main detergent storage unit 35c, and the bottom surface thereof communicates with the lower space of the detergent container 35. The siphon tube 37 protrudes upward to a predetermined height.

The siphon tube 37 protrudes upward by a predetermined height and penetrates in a vertical direction, and a second siphon tube protruding at a predetermined interval outside the first siphon tube 37a. It consists of the siphon pipe 37b. As shown in FIG. 3, the second siphon tube 37b has a top surface of the second siphon tube 37b when the detergent container cover 36 covers the auxiliary detergent storage part 35d. It adheres to the bottom so that the detergent flow path F is formed. On the outer circumferential surface of the second siphon pipe 37b, at least one detergent of the auxiliary detergent storage part 35d flows into the detergent flow path F between the second siphon pipe 37b and the first siphon pipe 37a. Or more through holes H are formed. The through hole (H) is preferably formed at least lower than the height of the first siphon tube (37a) can prevent unnecessary leakage of the detergent.

And the height of the first siphon tube 37a is the gap between the bottom surface of the detergent container cover 36 and the first siphon tube 37a when the detergent container cover 36 is in close contact with the upper end of the second siphon tube 37b. A height that can be approximately equal to the spacing between the first siphon tube 37a and the second siphon tube 37b may be appropriate.

On the other hand, the detergent container cover 36 may be covered with the top surface of the detergent container body 35, and may be inserted between the sides of the auxiliary detergent storage unit 35d. In this case, guide grooves (not shown) may be formed on both inner wall surfaces of the auxiliary detergent storage unit 35d so that both sides of the detergent container cover 35 can be inserted.

In order to wash the laundry using the washing machine according to the present invention as described above, the door 13 is opened and the laundry is stored in the tub 2. Then, the detergent container main body 35 is taken out, and an appropriate amount of the powder detergent and the auxiliary detergent are added to the powder detergent storage units 35b and 35c and the auxiliary detergent storage unit 35d of the detergent container body 35, respectively, as necessary. Thereafter, the washing machine is operated so that the laundry is uniformly supplied with water and detergent to the laundry.

Here, the process of injecting detergent into the detergent container body is as follows.

That is, after drawing the detergent container 33 to the front of the storage unit 15, powder detergent in the preliminary detergent storage unit 35b and the main detergent storage unit 35c, and a softener or bleach agent in the auxiliary detergent storage unit 35d. Input 4 and 5, when the detergent container main body 35 is separated from the detergent container housing 31, the detergent container cover 36 which covers the auxiliary detergent storage unit 35d of the detergent container main body 35 is The siphon phenomenon is separated from the detergent container body 35 and at the same time, the upper surface of the siphon tube 37 is opened. Therefore, when the liquid auxiliary detergent is injected into the auxiliary detergent storage part 35d, the auxiliary detergent does not leak and the detergent container cover 36 covers the siphon tube 37, that is, the detergent container main body 35 Since the siphon phenomenon may occur from the point of time fully inserted into the detergent container housing 31, the detergent may be introduced, thereby preventing the waste of the detergent in advance.

After the detergent is injected into the detergent container body as described above, the detergent is supplied into the tub 2 together with water by the water supply device 20 and the detergent supply device 30, and the drum 3 is driven by a motor. Rotating starts to wash the laundry stored in the tub (2).

First, during pre-washing of the washing machine, a water supply valve (not shown) of the water supply device 20 is appropriately intermittent so that water is supplied to the preliminary detergent storage unit 35b only through the dispenser cover 32, and the preliminary detergent The powder detergent stored in the storage unit 35b is mixed with water and dropped into the detergent container housing 31 through the discharge hole 35e, and the washing water dropped into the detergent container housing 31 is discharged through the tub 31a. It is supplied to (2).

Next, during the main washing of the washing machine, a water supply valve (not shown) of the water supply device 20 is appropriately interrupted so that water is supplied to the main detergent storage part 35c only through the dispenser cover 32, and the main detergent The powder detergent stored in the storage unit 35c is mixed with water and dropped into the detergent container housing 31 through the discharge hole 35f, and the washing water dropped into the detergent container housing 31 passes through the tub 31 through the drain hole 31a. It is supplied to (2).

Next, when washing or rinsing the washing machine, a water supply valve (not shown) of the water supply device 20 is appropriately interrupted to supply water to the auxiliary detergent storage unit 35d through the dispenser cover 32, and the auxiliary The bleach or softener stored in the detergent reservoir 35d is mixed with water. When the wash water level stored in the auxiliary detergent storage unit 35d becomes higher than the protruding height of the siphon tube 37, the entire wash water stored in the auxiliary detergent storage unit 35d is transferred through the siphon tube 37. The washing water discharged to the detergent container housing 31 and dropped to the detergent container housing 31 is supplied to the tub 2 through the drain port 31a. After the rinsing process is repeated an appropriate amount, the washing is completed by proceeding with dehydration for a predetermined time.

On the other hand, when there is another embodiment of the detergent supply apparatus of the washing machine according to the present invention.

That is, in the above-described embodiment, when the detergent container cover 36 is fixedly installed in the detergent container housing 31 and the detergent container body 35 is inserted into the detergent container housing 31, the auxiliary detergent storage unit of the detergent container body 35 is installed. (35d) was to allow the detergent container cover 36 to form a detergent flow path (F) of the siphon tube 37, the present embodiment is the detergent container cover 136 as shown in Figs. It is hinged to the rear of the detergent container housing 131 is rotatably hinged when the detergent container body 135 is inserted into the detergent container housing 131, the detergent container cover 136 rotates in the counterclockwise direction of the drawing the detergent container body ( 135).

In this case, a first siphon tube 137a may be formed in the detergent container body 135, and a second siphon tube 137b may be formed in the detergent container cover 136. That is, when the detergent container cover 136 covers the detergent container body 135, the second siphon tube 137b of the detergent container cover 136 has a predetermined detergent channel F outside the first siphon tube 137a. ) To be inserted.

To this end, a hinge portion 136a is formed in the hinge portion of the detergent container cover 136 so that the detergent container body 135 can push and rotate the detergent container cover 136 when the detergent container body 135 is pushed in. Both sides of the hinge protrusion 136a may be disposed between the detergent container cover 136 and the detergent container housing 131 so that the detergent container cover 136 may rotate clockwise in the drawing when the detergent container body 135 is drawn out. It is preferable that an elastic member 138 such as a tension spring or a tension spring is interposed so as to be supported and restored.

The basic configuration and effect of the detergent supply apparatus according to the present embodiment are similar to the above-described embodiment. In this case, however, the tip of the rotation center side of the second siphon tube 137b may come into contact with the rear side surface of the detergent container body 135 when the detergent container cover 136 rotates. It is preferable that the front end surface of 137b) is formed to be inclined so that the rotational center side is lowered.

Although not shown in the drawings, both the first siphon tube and the second siphon tube are formed in the detergent container body, and the detergent container cover is formed in a flat shape, and the detergent container cover is in contact with the upper surface of the first siphon tube. The detergent flow path may also be formed.

Another embodiment of the detergent supply apparatus of the washing machine according to the present invention is as follows.

That is, in the above-described embodiments, the detergent container cover 136 was installed in the detergent container housing 131, but in this embodiment, the detergent container cover 236 is rotatably installed in the detergent container body 235. For example, as shown in FIGS. 8 and 9, the detergent container cover 236 is hinged to an end of the auxiliary detergent storage unit 235d of the detergent container body 235, and is disposed between the detergent container cover 236 and the detergent container body 235. When the detergent container body 235 is drawn out, the detergent container cover 236 is rotated in the opening direction so that the siphon tube 237 is opened so that the elastic member 238 is interposed. This is because when the detergent container body 235 is inserted into the detergent container housing 231, the detergent container cover 236 hinged to the detergent container body 235 is caught by the front part of the detergent container housing 231 or the cabinet 1 and rotated. While covering the auxiliary detergent storage unit 235d of the detergent container body 235, the siphon phenomenon may be generated by covering the siphon tube 237.

Here, the siphon tube 237, like the above-described embodiments, both the first siphon tube 237a and the second siphon tube 237b may be formed in the detergent container body 235, or the first siphon tube 237a. ) Is only formed in the detergent container body 235, while the second siphon tube 237b may be formed in the detergent container cover 236.

In addition, other configurations and effects are similar to the above-described embodiments, and thus detailed descriptions thereof will be omitted.

The detergent supply apparatus of the washing machine according to the present invention can be applied evenly to all kinds of washing machines, such as a loop washing machine as well as a drum washing machine.

1 is a perspective view showing the detergent container disassembled in the present invention,

Figure 2 is a perspective view showing the disassembled detergent supply apparatus in the washing machine according to Figure 1,

Figure 3 is a longitudinal sectional view of the detergent supply device according to Figure 2 assembled;

4 and 5 is a longitudinal cross-sectional view showing an example of the siphon tube in the detergent supply device according to FIG.

6 and 7 are longitudinal cross-sectional view showing another example of the siphon tube in the detergent supply device according to FIG.

8 and 9 is a longitudinal sectional view showing another example of the siphon tube in the detergent supply device according to FIG.

** Description of symbols for the main parts of the drawing **

31: detergent container housing 31a: drain

32: dispenser cover 32c: drain hole

33: detergent container 35: detergent container body

35a: front part 35b, 35c: powder detergent storage part

35d: auxiliary detergent storage 36: detergent container cover

37: siphon tube 37a: first siphon tube

37b: second siphon tube 38: elastic member

Claims (10)

A detergent container body provided with a detergent supply unit to guide the detergent storage unit and the detergent stored in the detergent storage unit to the washing machine main body and inserted into the detergent container receiving unit of the washing machine main body; And And a detergent container cover for covering the detergent supply unit when the detergent container body is inserted into the detergent container receiving unit to form a siphon tube for supplying detergent to the washing machine body. The method of claim 1, The detergent container cover is a detergent supply device of the washing machine is fixed to the detergent container storage unit of the washing machine body. The method of claim 1, The detergent container cover is a detergent supply device of the washing machine is rotatably provided in the detergent container storage portion of the washing machine body. The method of claim 1, The detergent container cover is a detergent supply device of the washing machine is rotatably provided in the detergent container. The method according to claim 3 or 4, And an elastic member interposed between the detergent container cover and the washing machine body or the detergent container cover and the detergent container body to rotate in the direction in which the detergent container cover is opened when the detergent container body is moved out of the washing machine body. The method of claim 1, One side of the detergent storage unit of the detergent container body is formed to protrude through a first siphon pipe to a predetermined height, the outer side of the first siphon tube protrudes so as to form a detergent flow path between the first siphon tube and the And a second siphon tube formed to be covered by the detergent container cover when the detergent container is stored. The method of claim 6, The second siphon tube is at least one through hole in the outer peripheral surface of the detergent supply device of the washing machine is formed lower than the top surface of the first siphon tube. The method of claim 1, One side of the detergent storage unit of the detergent reservoir body is formed with a first siphon tube protruding through a predetermined height, one side of the detergent container cover is a detergent flow path between the first siphon tube when the detergent container cover is rotated Detergent supply device for a washing machine in which the second siphon tube inserted to be formed protrudes to a predetermined height. The method of claim 8, The second siphon tube is lower in the direction of the center of rotation is formed detergent supply apparatus of the washing machine. The method of claim 8, The second siphon tube is a detergent supply device of the washing machine so that the bottom surface is spaced apart from the bottom surface of the detergent storage portion by a predetermined interval to form a detergent flow path.

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