KR100830488B1 - device for providing detergent in washing machine - Google Patents

Abstract

The present invention relates to a detergent supply apparatus for a drum washing machine, and the present invention provides a combined detergent container for accommodating a laundry detergent in a powder form and a liquid rinse / bleach detergent, and a detergent container insert and a tub in which the combined detergent container can be installed. A detergent container housing having a water supply port for supplying a mixture of wash water and detergent to the inside, and a detergent container housing fixed to the main body, an upper cover covering the upper opening of the compound detergent container, and washing with the compound detergent container and the detergent supply part. A water supply dispenser capable of supplying water, a water supply valve on / off under the control of a control unit to control water supply to the water supply dispenser side, an accommodating part in which a liquid laundry detergent is accommodated, and wash water from the water supply dispenser A liquid having a discharge pipe to supply the detergent and the wash water mixture to the water supply side by receiving a It provides a detergent supply device for a drum washing machine comprising a detergent passage and a liquid detergent input means for supplying a liquid laundry detergent to the liquid detergent container, the detergent can be added and cleaning of the detergent container can be easily made. In addition, to provide a separate laundry detergent to perform the washing function.

Washing machine, detergent container housing, detergent container, liquid detergent container.

Description

Detergent supply device for drum washing machine {device for providing detergent in washing machine}

1 is a perspective view showing a state in which a combined detergent container of a detergent supply device installed in a general drum washing machine is withdrawn;

Figure 2 is a longitudinal sectional view schematically showing the structure of the detergent supply device shown in FIG.

3 is a perspective view showing a state in which the complex detergent container of the detergent supply apparatus according to the first embodiment of the present invention is separated;

4 is a cross-sectional view taken along line II of FIG. 3 in a state where the complex detergent container is separated;

5 is a cross-sectional view taken along line II-II of FIG. 3 in a state where the combined detergent container is combined;

6 is a plan view from above of the detergent supply apparatus of the complex detergent container separated;

7 is a plan view showing the structure of the water dispenser shown in FIG.

8 is a partially cutaway plan view showing a detergent supply apparatus according to a second embodiment of the present invention;

9 is a cross-sectional view taken along the line III-III of FIG. 8 in a state where the complex detergent container is installed.

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

10 ... body, 100 ... upper frame,

110 .... detergent container housing, 111, 112 ... first, second support ribs,                 

130 .... Combined tax system, 135,136 ... 1st, 2nd settling groove,

140 .... water dispenser, 148,149 .... 1st, 2nd water supply,

190 .... top cover, 200 ... liquid detergent container,

201 .... liquid detergent receiver, 210 .... supply pipe,

220 .... Connectors.

The present invention relates to a detergent supply apparatus for a drum washing machine, and more particularly, to a detergent supply apparatus for a drum washing machine which can automatically supply various detergents into the washing space under the control of a controller.

In general, the drum washing machine is installed in such a way that the outer circumferential surface of the cylindrical washing drum is positioned in the vertical direction, and thus the washing machine is capable of sucking the laundry by using a drop generated when the washing drum rotates.

The drum washing machine includes a main body forming a large appearance, a tub installed inside the main body and a washing drum filled with washing water, and a washing drum rotatably installed inside the tub and having a plurality of dehydration holes formed on a wall thereof.

In addition, a detergent supply device is installed on the tub to dissolve the detergent using the wash water supplied from the external water supply to the inside of the washing drum, and supply the wash water mixed therewith to the inside of the washing drum. According to the control of the controller, various washing processes such as pre-washing, main washing, rinsing washing, cloth washing, and dehydration are automatically performed, and various washing processes are supplied by supplying detergent or fabric softener necessary for each washing process to the inside of the washing tank. You can proceed.

1 is a perspective view showing a state in which a detergent container of a detergent supply apparatus installed in a general drum washing machine is drawn out, and FIG. 2 is a longitudinal sectional view schematically showing the structure of the detergent supply apparatus illustrated in FIG. 1, with reference to the drawings. The detergent supply unit of the washing machine is described as follows.

The detergent supply device of a general drum washing machine includes a detergent container housing (30) coupled to an upper side of the front side of the main body (10) of the drum washing machine, and a receiving groove for accommodating detergent so that the detergent container housing (30) can be withdrawn. The detergent container 40 is installed, and the water dispenser 20 for supplying the wash water to the detergent container (40).

When using the washing machine by the above-described configuration, as shown in Figure 1, the user withdraws a portion of the detergent container 40 to the front side of the main body 10 of the drum washing machine, each detergent separated in the detergent container 40 After the detergent and the fabric softener is put into the accommodating part, the detergent container 40 is pushed into the detergent container housing 30 to operate the washing machine.

When the washing machine is operated, the water supply valve 11 is opened as the washing process proceeds under the control of the control unit, and the washing water is supplied to the drum washing machine, and the washing water supplied to the drum washing machine is connected to the water supply dispenser through the connection hose. 20) and the wash water supplied to the water dispenser 20 flows into the detergent container 40 located below the water, and is mixed with detergent or fabric softener, and then the tub (through the water supply hose 12). 50) supplied inward.

On the other hand, the detergent container 40 of the above-described detergent supply device is a detergent container and the fabric softener is dissolved by the wash water supplied to the inside during the washing process, the tub 50 is provided in the structure is supplied to the detergent container 40 Residual detergent is generated on the inside, and this process is repeated, the cleaning operation is required to remove the residual detergent residues for a certain period of time due to the residual detergent remaining in the detergent container 40.

However, the detergent container 40 has a structure that can be withdrawn only a portion of the predetermined width toward the front of the main body 10, the user is left because it is made of a structure that is not completely separated from the detergent container housing 30 There was a very troublesome problem in cleaning for removing the residue of the detergent, and after the user withdraws the detergent container 40 to the front of the main body 10 and puts a detergent or fabric softener into the inside thereof, the detergent container 40 is a detergent container. In the process of pushing into the housing 30, the detergent or the fabric softener flows to the outside of the detergent container 40, causing problems in use, such as requiring careful attention when the detergent and fabric softener is injected. there was.

On the other hand, in recent years, due to the diversification and improved functionality of the detergent, the use of a liquid laundry detergent in a liquid state as well as a powdered laundry detergent in the form of fine particles is increasing.

In view of this, since the above-described detergent supply apparatus can supply only the laundry detergent in the form of a powder, the fabric softener and the bleach in the form of liquid into the laundry space, and the laundry detergent in the preliminary washing and the main laundry is in the laundry space. It can supply only laundry detergent in powder form, and it is not equipped with liquid detergent supply means for separately supplying liquid detergent for performing washing function instead of bleaching and rinsing functions. There was a limit to satisfaction.

The present invention has been made to solve the conventional problems as described above, an object of the present invention is to install a detergent container of the detergent supply device to be separated from the main body of the drum washing machine to facilitate the cleaning operation of the detergent container. In addition, it is possible to supply various detergents even when the detergent container is not withdrawn or separated from the main body, and the detergent of the drum washing machine can be supplied separately with a liquid laundry detergent to perform the washing function instead of the bleaching and rinsing functions. It is for the purpose of providing a device.

According to an embodiment of the present invention to achieve the above object, it has a plurality of detergent receiving compartment divided to accommodate the laundry detergent in the form of powder and the fabric softener and bleach in the liquid form, the wash water flows into the detergent receiving portion Complex detergent container with inlet and outlet holes that can be formed, and detergent container inserting portion having a seat support means therein so that the compound detergent container can be installed, and water supply for supplying a mixture of washing water and detergent to the inside of the tub The water supply is formed with a detergent supply unit provided with a sphere, the detergent container housing fixed to the main body, an upper cover for covering the upper opening of the complex detergent container, and a plurality of water supply holes for supplying the wash water to each detergent receiving portion of the complex detergent container. The water supply from the external water supply is turned on and off under the control of the dispenser and the control unit The detergent supply apparatus of the washing machine, characterized in that configured to include a water supply valve for controlling water supply in the side of the dispenser is provided.

In addition, according to another embodiment of the present invention, a liquid having a discharge pipe to supply the washing water from the receiving portion and the water supply dispenser containing the liquid laundry detergent and supply the detergent and wash water mixture to the water supply port side The detergent supply apparatus of the drum washing machine further includes a detergent passage and a liquid detergent input means for supplying a liquid laundry detergent to the liquid detergent container.

Hereinafter, the first and second embodiments of the detergent supply apparatus according to the present invention will be described in more detail with reference to the drawings.

In the following description, the same members among the main components of the detergent supply apparatus according to the present invention will be given the same reference numbers with reference to the above-described prior art according to Figs. 1 and 2, and the detailed description thereof will be omitted.

3 is a perspective view showing a state in which the complex detergent container of the detergent supply device according to the first embodiment of the present invention is separated, FIG. 4 is a cross-sectional view taken along line II of FIG. 3 in a state where the complex detergent container is separated, and FIG. FIG. 3 is a cross-sectional view taken along line II-II of the combined detergent container, and FIG. 6 is a plan view from above of the detergent supply device of the combined detergent container.                     

According to the first embodiment of the detergent supply apparatus according to the present invention, there is a plurality of detergent receiving parts (131 to 134) partitioned so as to accommodate the laundry detergent in the form of a powder and the fabric softener and bleach in the liquid form and the detergent receiving The parts 131 to 134 support the composite detergent container 130 having the inlet hole 138 and the discharge hole 139 through which the wash water can flow in and out, and the composite detergent container 130 is seated therein so as to be inserted and installed. Means provided with a detergent container insertion portion (110a) and the bottom is provided with a detergent supply unit (110b) having a water supply port 115 so as to supply a mixture of wash water and detergent to the inside of the tub (not shown) to the main body 10 A plurality of water supplies for supplying the wash water to the detergent container housing 110 to be fixed, the upper cover 190 covering the upper opening of the complex detergent container 130, and the complex detergent container 130 and the detergent supply unit 110b. Water supply disc with balls 148,149 Stand 140 and a water supply valve (not shown) to turn on / off under the control of a control unit (not shown) to control the water supply from the external water supply to the water dispenser 140 side complex detergent container 130 It is provided with a detergent supply device that can be easily separated from the body (10).

First, the installation structure of the detergent container housing 110, the composite detergent container 130, and the water dispenser 140 will be described as follows.

The detergent container housing 110 is fixed to the upper frame 100 by being coupled by the coupling means in a state in which the detergent container inserting portion 110a is inserted below the cutout portion 101 formed on the upper frame 100.

The coupling means has a pair of hooks 115a and 115b provided on the upper side of one side of the detergent container inserting portion 110a and the hooks 115a and 115b so that the hooks 115a and 115b can be fitted from the upper side to the upper frame ( It may be configured as a hook insertion groove (130a, 130b) formed on the side of the cutout 101 of the 100.

In addition, in order to improve the fixing of the upper frame 100 and the detergent container housing 110, the bolt hole 114 is formed on the corresponding positions of the detergent container inserting portion 110a and the upper frame 100, respectively, such as bolts and the like. It may be fixed by the same fastening means.

In addition, the detergent supply unit 110b of the detergent container housing 110 is provided with a water supply dispenser 140 for supplying the wash water from the external water supply source to the detergent container housing 110, the detergent supply unit 110b and water supply Dispensers 140 may be coupled by hooks 116a and 116b (see FIG. 6), or although not shown in the drawing, guides to the corresponding surfaces of the detergent supply unit 110b and the dispenser 140 for water supply, respectively. It is also possible to form a protrusion and a guide groove (not shown) for sliding coupling to insert the dispenser for water supply 140 from the upper side to the lower side of the detergent supply unit (110b).

On the other hand, inside the detergent container inserting portion (110a) of the detergent container housing 110, the composite detergent container 130 is separably seated from the open upper side of the detergent container inserting portion (110a) to the inside thereof, which is the detergent container inserting portion. It is possible by the mounting support means provided in 110a and the complex detergent container 130.

In this case, the seating support means is inserted into the first and second support ribs 111 and 112 protruding upward from the inner side of the bottom surface of the detergent container housing 110 and the first and second support ribs 111 and 112 respectively. It consists of first and second seating grooves 135 and 136 formed in the recesses from the outer side of the bottom of the complex detergent container 130 to the upper side (see FIG. 4).

In addition, the upper upper frame 100 of the detergent container insertion unit 110a on which the complex detergent container 130 is seated is provided with an upper cover 190 on which one side is fixed to be opened and closed by the rotation fixing unit 191 (FIG. 4, see FIG. 5).

In addition, a finger insertion groove 102 is formed at a side adjacent to one side of the upper cover 190 facing the front side of the main body 10 so that the user can easily open the upper cover 190 (see FIG. 3). .

Thus, when a user wants to put detergent into the composite detergent container 130, the user only opens the upper cover 190 without separating the composite detergent container 130 from the main body 10, and then inside the composite detergent container 130. Detergent can be added.

In addition, when cleaning the composite detergent container 130 due to the residual detergent accumulated in the composite detergent container 130, the upper cover 190 is opened to the outside from the detergent container insert portion (110a) of the detergent container housing (110). Lift the composite detergent container 130 to remove it, and then, after cleaning, it is inserted into the detergent container inserting unit (110a) again.

Meanwhile, the water supply structure for supplying the wash water between the water dispenser 140, the complex detergent container 130, and the detergent container housing 110 will be described below.

First, the composite detergent container 130 is a pre-washing detergent receiving part 131 and the main laundry detergent receiving part 132 that can accommodate the laundry detergent in the form of powder supplied during pre-wash or main washing, and fabric softener and bleach The rinsing laundry detergent receiving part 133 and the bleaching laundry detergent receiving part 134, which can accommodate a liquid detergent for performing a rinsing / bleaching function such as, and the like, are separately divided (see FIG. 4).

In addition, each of the inlet holes 138 in the upper and lower rear walls of the complex detergent container 130 facing the water dispenser 140 so that the washing water supplied from the water dispenser 140 may flow into or out of the complex detergent container 130. ) And a discharge hole 139 is provided (see FIG. 5).

In addition, although not shown in the drawing, the rinsing laundry detergent receiving unit 133 and the bleach laundry detergent receiving unit 134 of the complex detergent container 130 is provided with a liquid detergent supply means using a siphon principle, the detergent container housing 110. Liquid detergent can be supplied internally.

Meanwhile, referring to FIG. 7, the water supply structure of the water supply dispenser 140 will be described. The pre-washing water supply passage 141 and the rinse washing water supply passage 143 from one side of the water supply dispenser 140 (from the upper side in the drawing). ), The bleaching washing water supply passage 144 and the main washing water supply passage 142 are each formed in separate partitions, and each of the plurality of water supply passages has a plurality of bottoms so as to enable water supply to the detergent container housing 110 located at the bottom thereof. The first water supply hole 148 is formed.

In addition, on the front wall of the water dispenser 190 facing the composite detergent container 130, the second water supply hole 149 to supply the washing water to each detergent receiving portion (131 to 134) side of the composite detergent container 130; A plurality of these are formed.

The pre-washing water supply passage 141, the main washing water supply passage 142, and the rinsing washing water supply passage 143 are supplied with water by a hose 81 connected to the connector 140a, and the bleaching washing water supply passage The water supply to the side of 144 is made through the hose 82 connected to the water supply rod 147.

On the other hand, one side of the bottom surface of the detergent container housing 110 is provided with a water supply port 115 is connected to the water supply hose 12 to supply a mixture of the wash water and detergent to the tub (not shown) through the water supply hose 12. do.

Referring to the operation and effect of the detergent supply apparatus according to the first embodiment of the present invention having the above-described configuration is as follows.

First, the user who wants to use the washing machine opens the upper cover 190, and then each powder-type laundry detergent and fabric softener and bleaching agent inside each detergent receiving portion (131 to 134) partitioned into the complex detergent container 130, respectively. After the same rinsing / bleaching liquid detergent is put in, the top cover 190 is closed when the detergent is added.

That is, the detergent can be put in the installed state without the need to withdraw or separate from the complex detergent container 130 installed on the main body 10.

Then, when the washing machine is operated, the water supply of the washing water proceeds in the direction of the arrow shown in FIG. 5.

That is, in the pre-washing and main washing, the washing water is opened by the control of the control unit, and the washing water is supplied to the pre-washing water supply passage 141 and the main washing water supply inside the water supply dispenser 140 through the hose 81. The washing water is supplied to the furnace 142, and a part of the supplied washing water is supplied to the detergent container housing 110 through the first water supply hole 148 formed at the bottom thereof, and at the same time, a part of the remaining washing water is mixed. The washing water is supplied to the pre-washing detergent receiving part 131 and the main laundry detergent receiving part 132 of the complex detergent container 130 through the second water supply hole 149 formed on the detergent container 130 side.

Subsequently, the wash water supplied to the detergent container housing 110 through the first water supply hole 148 is supplied into the tub through the water supply port 115 and the water supply hose 12.

In addition, the washing water supplied to the complex detergent container 130 through the second water supply 149 is pre-washing detergent receiving part 131 of the complex detergent container 130 through the inlet hole 138 of the complex detergent container 130 and The main laundry detergent accommodating part 132 is supplied to the inside, and after mixing with the powder detergent, it is supplied into the tub through the water supply port 115 and the water supply hose 12 through the discharge hole 139.

On the other hand, during rinsing / bleaching washing, the washing water is opened by a valve (not shown) under the control of the control unit, and the washing water is rinsed with the rinse washing water supply passage 143 inside the water dispenser 140 through the hoses 81 and 82. The washing water supply passage 144 is supplied to each side, and a part of the supplied washing water supplies washing water to the detergent container housing 110 through the first water supply hole 148 formed at the bottom thereof, and at the same time, A part of the washing water is supplied to the rinsing washing water supply passage 143 and the bleaching washing water supply passage 144 of the complex detergent container 130 through the second water supply hole 149 formed at the complex detergent container 130 side.

Subsequently, the wash water supplied to the detergent container housing 110 through the first water supply hole 148 is supplied into the tub through the water supply port 115 and the water supply hose 12.

In addition, the wash water supplied to the complex detergent container 130 through the second water supply hole 149, the rinsing washing water supply passage 143 and the bleaching washing water supply passage 144 through the inlet hole 138 of the complex detergent container 130. It is supplied to the inside, respectively, and mixed with the rinse detergent or the bleach detergent, and then sent to the detergent container housing 110 through the liquid detergent discharge hole (not shown) using the siphon effect, and then the water inlet 115 and the water hose It is fed into the tub through 12.

On the other hand, when the detergent is accumulated in the complex detergent container 130 and the user wants to clean the complex detergent container 130, first open the upper cover 190, and then take out the complex detergent container 130 from the detergent container housing 110. Next, after cleaning the composite detergent container 130, by inserting again the composite detergent container 130 inside the detergent container housing 110, the cleaning of the composite detergent container 130 is simply completed.

8 is a partially cutaway plan view illustrating a detergent supply apparatus according to a second exemplary embodiment of the present invention, and FIG. 9 is a cross-sectional view taken along line III-III of FIG. 8 in a state where a complex detergent container is installed. A second embodiment of the detergent supply apparatus will be described below.

According to a second embodiment of the detergent supply apparatus of the present invention, the washing water is supplied from the receiving portion 201 and the water supply dispenser 140 in which the liquid laundry detergent is accommodated in the detergent supply apparatus of the first embodiment described above. Liquid detergent container 200 having a discharge pipe 205 to supply a detergent and wash water mixture to the water supply port 115 side, and a liquid detergent input means for supplying a liquid laundry detergent to the liquid detergent container 200 By installing, by the user's selective operation to the bleaching and rinsing function is to be able to separately supply a liquid laundry detergent to perform the washing function to the inside of the tub.

Referring to the installation structure of the liquid detergent container 200 in more detail as follows.

The liquid detergent container 200 is installed so as to be supported by the support means in the lower part of the pre-washing water supply passage 141 of the water supply dispenser 140 to enable the water supply of the wash water, and the liquid mixture of the liquid detergent and the wash water directly to the tub side. It is installed above the water supply port 115 of the detergent container housing 110 to be supplied.

The support means includes two first ribs 251 protruding from the inner surface of the detergent container housing 110 so as to support the bottom surface of the container 201 of the liquid detergent container 200, and the container 201. It is composed of two second ribs 251 protruding from the inner surface of the detergent container housing 110 so as to support the side of the, the bottom and side surfaces of the liquid detergent container 200 is the first, second ribs (251, 252) Is supported at the same time and can be fixed.

On the other hand, the liquid input means for supplying the liquid detergent to the liquid detergent container 200 inside the main body 10 by receiving a predetermined amount of liquid detergent to supply the liquid detergent to the liquid detergent container 200 under the control of the controller. Liquid detergent automatic injector (not shown) installed in the, the liquid detergent supplied from the liquid detergent automatic injector connector 220 provided in the detergent container housing so that the liquid detergent container 200, and the liquid detergent Both ends of the automatic feeder and the connector 220 are connected to each other, and are composed of a supply pipe 210 for supplying a liquid detergent.

Referring to the operation and effect of the detergent supply apparatus according to the first embodiment of the present invention having the above-described configuration is as follows.

First, when a user wants to use a liquid laundry detergent instead of a powder laundry detergent at the time of washing administration, the user directly selects the liquid laundry detergent using mode by operating the operation unit.

When the liquid washing detergent use mode is selected, a valve is opened to supply water only to the prewash water supply passage 141 through the hose 81 under the control of the controller, and the washing water is supplied to the prewashing supply passage 141. A portion of the supplied washing water supplied into the pre-washing water supply passage 141 falls downward through the first water supply hole 148 formed on the bottom thereof, and supplies the washing water to the liquid detergent container 200. At the same time, the remaining wash water is supplied to the complex detergent container 130 through the second water supply hole 149.

Subsequently, the wash water supplied to the composite detergent container 130 through the second water supply hole 149 is supplied into the pre-washing detergent receiving part 131 through the inlet hole 138 of the composite detergent container 130, and at this time, Since the user does not put the powder detergent inside the pre-washing detergent accommodating part 131, it is supplied into the tub through the water supply port 115 and the water supply hose 12 through the discharge hole 139.

On the other hand, the wash water supplied to the liquid detergent container 200 through the first water supply hole 148 is mixed with the liquid laundry detergent in the inner side is discharged through the discharge pipe 205 by the siphon principle, the water supply port of the lower side By being supplied to the inside of the tub through the 115 and the water supply hose 12, it is possible to supply the liquid laundry detergent into the washing space.

On the other hand, the embodiment of the present invention as described above is configured to help the understanding of the present invention is not limited only to the above-described embodiment, various modifications are possible within the scope without departing from the spirit of the present invention.

As described in detail above, the present invention has the following effects.                     

First, the complex detergent container of the detergent supply apparatus is installed to be separated from the main body of the drum washing machine, thereby making it easy to clean the remaining detergent residues accumulated in the complex detergent container.

Second, it is possible to improve the convenience by allowing the input of detergents and fabric softeners even without the complex detergent container withdrawal or separation from the body.

Third, by providing a liquid detergent container that can separately supply a liquid laundry detergent for performing the laundry function to enable the user to selectively use a powdered laundry detergent or a liquid laundry detergent according to the type of laundry detergent preferred by the user, There is an effect to improve the performance and to meet the functionality according to the various needs of the user.

Claims (13)

A plurality of detergent receiving parts separated to receive a laundry detergent in a powder form, a fabric softener, and a bleaching agent in a powder form, and the detergent receiving part includes a combined detergent container having an inlet and an outlet hole through which washing water can be discharged and introduced; Water supply port for supplying a mixed solution of the detergent discharged from the discharge hole of the washing water and the discharge hole in the tub on the inner side and the tub is provided with a seat support means on the inside so that the complex detergent container is detachably installed Detergent supply unit is provided with a detergent container housing is fixed to the main body; An upper cover rotatably provided at an upper frame installed at an upper end of the main body, and covering an upper opening of the complex detergent container and an open upper side of the detergent container insert; A water supply dispenser having a plurality of water supply holes formed to supply washing water to the inlet hole and the detergent supply unit of the complex detergent container; And And a water supply valve which is turned on and off under the control of a control unit and controls a water supply from an external water supply source to the water supply dispenser side. The method of claim 1, A liquid detergent container provided inside the detergent container housing, including an accommodating part for accommodating a liquid laundry detergent, and a discharge pipe for supplying the wash water from the water dispenser to supply the detergent and the wash water mixture to the water supply port. ; And And a liquid detergent input means for supplying a liquid laundry detergent to the liquid detergent container. The method of claim 2, The liquid detergent container is a detergent supply device for a drum washing machine, characterized in that it is installed to be fixed by a support means between the lower portion of the water dispenser and the water supply port. The method of claim 3, wherein The support means is a detergent supplying device for a drum washing machine, characterized in that the first and second ribs protruding from the inner surface of the detergent container housing to support the bottom and side of the receiving portion of the liquid detergent container. The method of claim 2, The liquid detergent injecting means includes a liquid detergent automatic injector for supplying liquid detergent to the liquid detergent container under the control of a controller; A connector provided in the detergent container housing to allow the liquid detergent supplied from the automatic liquid detergent dispenser to flow into the liquid detergent container; Both ends of the liquid detergent automatic injector and the connector is connected to each other, the detergent supply device of the drum washing machine, characterized in that it comprises a supply pipe for supplying a liquid detergent. delete The method according to claim 1 or 2, The seating support means includes at least one support rib protruding upward from the inner side of the bottom surface of the detergent container housing; Detergent supply device for a drum washing machine, characterized in that it consists of a seating groove formed in each recess groove from the outer side of the bottom surface of the complex detergent container to be inserted into the support ribs. The method according to claim 1 or 2, The detergent container insert of the detergent container housing is fixed by the coupling means in the state inserted into the lower portion of the cutout of the upper frame is installed on the top of the main body, detergent supply unit of the drum washing machine, characterized in that the dispenser for water supply is fixed to the detergent supply. The method of claim 8, The coupling means is a detergent supply apparatus for a drum washing machine, characterized in that at least one or more hooks provided on the upper side of the outer surface of the detergent container insertion portion, and hook insertion grooves formed on the upper frame so that the hooks can be correspondingly inserted. The method of claim 9, The coupling means is a detergent supply device for a drum washing machine, characterized in that the bolt hole is further provided on the detergent container insertion portion and the upper frame so that the bolt can be fastened. The method of claim 8, The dispenser for water supply detergent of the drum washing machine, characterized in that the hook is coupled to the top of the detergent supply unit of the detergent container housing. The method according to claim 1 or 2, The water supply hole of the water dispenser is formed on a plurality of first water supply holes formed on a bottom surface of the water supply dispenser to supply wash water to the detergent supply unit, and on a side wall facing the complex detergent container to supply the wash water to the complex detergent container side. Detergent supply device for a drum washing machine, characterized in that consisting of a plurality of second water supply. The method according to claim 1 or 2, One side of the upper cover is a detergent supply device for a drum washing machine, characterized in that the hinge is coupled to the upper frame is installed to open and close.

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