KR100753440B1 - Washing machine having detergent feeding device - Google Patents

Abstract

The present invention relates to a washing machine, and an object of the present invention is to selectively use a powder detergent and a liquid detergent according to the user's choice in the same detergent input space, as well as to supply the detergent to the detergent input space It is to provide a washing machine equipped with a detergent supply unit to be mixed evenly with water.

To this end, a washing machine having a detergent supply device according to the present invention includes a detergent container; A detergent input space provided in the detergent container so that the upper and rear end portions thereof are opened and any one of powder and liquid detergents can be selectively added; The inner side of the detergent input space is supported so as to be lifted between both sides of the detergent input space is moved to the lower side so that the liquid detergent stays in the detergent input space when the liquid detergent is added, the powder detergent in the detergent input space A lifting member provided to move upward when it is inserted; It is configured to include a departure prevention member provided on both sides of the detergent input space in order to prevent the separation of the elevating member.

Description

Washing machine with detergent supply {WASHING MACHINE HAVING DETERGENT FEEDING DEVICE}

1 is a perspective view showing the configuration of a washing machine to which the present invention is applied.

2 is an exploded perspective view showing the configuration of the detergent supply device in the washing machine according to the present invention.

3 is a perspective view showing a state in which the lifting member is disassembled from the detergent container of the detergent supply device in the washing machine according to the present invention.

4 is a perspective view showing the structure of the elevating member in the washing machine according to the present invention, as viewed from an angle different from that of FIG.

Figure 5 is a cross-sectional view showing the structure of the detergent supply device in the washing machine according to the present invention, showing the liquid detergent injection state.

6 is an enlarged view illustrating main parts of FIG. 5.

7 is a cross-sectional view showing the structure of the detergent supply device in the washing machine according to the present invention, showing the state of the powder detergent input.

8 is an enlarged view illustrating main parts of FIG. 7.

Explanation of symbols on the main parts of the drawings

20: water supply device 23a, 23b, 23c: water supply pipe 24: connector

30: detergent supply device 40: housing 50: lower case

51: outlet 60: upper case 61a, 61b, 61c: water supply channel

62a, 62b, 62c: inlet

63: through-hole 70: detergent container 71: partition plate

72,73,74: Detergent input space 75: Lift guide groove 75a: Top groove

75b: connecting groove 75c: lower groove 75d: inclined portion

80: elevating member 81: elevating plate 81a: gap forming portion

82: projection forming plate 82a: lifting guide projection 82b: incision

83: pressing plate 84: stopping plate 90: release prevention member

91: upper rib 92: first side rib 92a: jaw

93: second side rib

The present invention relates to a washing machine, and more particularly, to a washing machine having a detergent supply device provided to be supplied into the washing tank together with the wash water supplied with the detergent.

In general, a washing machine is a device for supplying laundry and detergent together into a laundry tank into which laundry is put, and rotating the laundry tank by a motor so that the laundry is washed. Detergent supply device is provided to be supplied to the.

In the case of the drum washing machine, the detergent supply device is built in the front part of the upper part of the drum washing machine, and the box-type housing is opened so that the front of the drum washing machine is opened and the inside of the housing is opened through the open front of the housing. It is equipped with a detergent container that is mounted and detached in the form of a drawer.

In addition, an upper portion of the rear of the housing is formed with an inlet for connecting the water supply pipe to supply water from the water supply valve to the detergent container therein. The outlet port is connected to the connecting pipe.

Such a detergent supply device, when the user puts the powder detergent into the detergent input space of the detergent container, the powder detergent stays in the detergent input space and is washed evenly toward the outlet of the housing by the water supplied, and mixed with the water supplied. It is supplied to the washing tank.

However, in the conventional detergent supply device, when the user inputs the liquid detergent into the detergent input space, the liquid detergent is injected into the detergent input space and flows straight to the outlet along the inclined bottom of the detergent input space and is supplied to the washing tank. Since the liquid detergent is not evenly mixed in the wash water, there is a problem that it is difficult to selectively put the liquid detergent and powder detergent in the detergent input space.

The present invention is to solve such a problem, an object of the present invention is to add the powder detergent and liquid detergent selectively according to the user's choice in the same detergent input space, as well as to be added to the detergent input space It is to provide a washing machine with a detergent supply device to allow the detergent to be mixed evenly with the water supplied.

Washing machine equipped with a detergent supply device according to the present invention for achieving the above object is a detergent container; A detergent input space provided in the detergent container so that the upper and rear end portions thereof are opened and any one of powder and liquid detergents can be selectively added; The inner side of the detergent input space is supported so as to be lifted between both sides of the detergent input space is moved to the lower side so that the liquid detergent stays in the detergent input space when the liquid detergent is added, the powder detergent in the detergent input space A lifting member provided to move upward when it is inserted; It characterized in that it comprises a departure prevention member provided on both sides of the detergent input space to prevent the separation of the lifting member.

And the separation preventing member is characterized in that the predetermined length is projected to the inside of the detergent input space so as to wrap the both ends of the elevating member in the liftable state.

In addition, each of the separation preventing member is an upper rib provided to support the upper end of the elevating member moved to the uppermost side to prevent the elevating member is separated to the upper side, and the elevating member to prevent the elevating member from moving forward and backward And a first side rib positioned on either side of the front and rear sides of the elevating member, and a second side rib positioned on the other side of the front and rear sides of the elevating member.

In addition, lifting guide grooves are provided at both sides of the detergent input space inside the release preventing member to guide the lifting operation of the lifting member, and both ends of the lifting member are coupled to enter the lifting guide groove to lift the lifting member. The elevating guide projection is provided so as to elevate together along the elevating guide groove.

In addition, the elevating guide groove has an upper groove provided on the upper end so that the elevating guide projection is positioned in the state in which the elevating member is moved to the uppermost side, and at the lower end so that the elevating guide protrusion is positioned in the state where the elevating member is moved to the lowermost side. A lower groove and a connection groove for connecting between the upper groove and the lower groove, wherein the upper groove and the lower groove are recessed deeper than the connection groove, and the lower end of the upper groove and the upper end of the lower groove are connected to each other. It characterized in that the inclined portion formed to be inclined toward the connecting groove side to smoothly guide the movement of the lifting guide projection moving to the groove side.

In addition, the elevating member is a lifting plate provided so that the lower end is supported on the bottom of the detergent input space in the state moved to the lower side, the upper end is connected to the lifting plate and the lower portion is separated from the lifting plate It is characterized in that it comprises a pressing plate which is bent downward to be elastically supported on the first side rib when pressed to the lifting plate side is pressed to the lifting plate side.

In addition, a jaw is provided on each of the first side ribs so that the lower end of the pressing plate is supported while the lifting member is moved to the uppermost side, and the lifting member presses the pressing plate toward the lifting plate side to lower the bottom of the pressing plate. It is characterized in that the locking is released from the jaw to be in a state capable of moving downward.

In addition, the elevating member is a lifting plate provided so that the lower end is supported on the bottom of the detergent input space in the state moved to the lowermost side, and each of the detergent input space on both sides of the lifting plate so that the lifting guide projection is formed. And a protrusion forming plate extending along both sides, wherein the protrusion forming plate is provided at a periphery of the lifting guide protrusion so that the lifting guide protrusion is maintained in a flexible state.

In addition, the lifting member is characterized in that it further comprises a locking plate provided to connect the upper end of each projection forming plate.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail.

Drum washing machine to which the present invention is applied according to the present invention, as shown in Figure 1, the cylindrical water tank 11 installed in the interior of the main body 10 to enable the fresh water of the wash water, and rotates inside the water tank 11 It is provided with a cylindrical washing tub 12 which is installed as possible and has a plurality of dehydration holes formed on the wall.

The lower part of the water tank 11 is provided with a drive motor 13 for washing, rinsing, and dehydrating while rotating the washing tank 12 inside the water tank 11 in a forward or reverse direction. The washing tub 12 is provided such that an opening is formed in the front side of the main body 10 so that a user can take out laundry from the front of the main body 10, and the door 14 opens and closes the opening in front of the main body 10. Is installed.

In addition, the upper part of the water tank 11 is provided with a water supply device 20 connected through the water tank 11 and the water supply passage to supply the washing water into the water tank 11, the lower portion of the water tank 11 after the end of the washing tank (11) A drainage device 16 including a drain pipe 16a and a drain pump 16b is provided for forcibly draining the washing water inside the main body 10.

In addition, a detergent supply device for supplying the inside of the water tank 11 together with the wash water in a state in which the detergent is mixed with the wash water supplied into the water tank 11 in the middle of the water supply path between the water supply device 20 and the water tank 11. 30 is provided.

In more detail, first, the water supply device 20 is connected to an external water supply hose (not shown) and supplies a plurality of water supply valves 21 and 22 provided to control the water supply, and the water supply together with the water supply hose (not shown). A plurality of water supply pipes 23a, 23b and 23c connecting the water supply valves 21 and 22 and the detergent supply device 30 and the detergent supply device 30 to form a flow path may be used to supply the wash water to the tank 11. It is provided to have a connecting pipe 24 for guiding the inside.

In addition, as shown in FIG. 2, the detergent supply device 30 includes a box-shaped housing 40 having an opening 41 formed on a front surface thereof, and a housing 40 through an opening 41 of the housing 40. Detergent container 70 is detachably coupled to the inside of the, this detergent supply device 30 is the main body (detachable to the detergent container 70, such as a normal drawer from the outside of the main body 10) 10) is installed on the upper front part.

The housing 40 has a space for accommodating the detergent container 70 therein, the lower case 50 having a structure in which the front and the upper surface thereof are opened, and the upper surface of the lower case 50 to cover the lower case 50. The upper case 60 coupled to the upper portion of the case 50 is formed to be coupled to each other.

A plurality of water supply channels 61a, 61b and 61c partitioned from each other are formed in the upper case 60, and each of the water supply channels 61a, 61b and 61c of the upper case 60 is formed at a rear end of the upper case 60. A plurality of inlets (62a, 62b, 62c) are connected to each of the water supply pipes (23a, 23b, 23c) is formed so that the water supply can be made to the inside, each of the water supply channels (61a, 61b, the bottom of the upper case 60), A plurality of through holes 63 are formed to allow the water supplied to 61c) to be dispersed and supplied to the upper portion of the detergent container 70.

In addition, the lower case 50 is formed at the rear side of the bottom surface so that the water delivered into the housing 40 can be supplied to the water tank 11 and has an outlet 51 to which the connection pipe 24 is coupled. The bottom surface of the lower case 50 is formed to be inclined downward toward the outlet 51 so that water in the housing 40 can easily flow toward the outlet 51, and the detergent container 70 is disposed on both sides of the lower case 50. Guide rail 52 is formed to guide the removal of the.

In addition, the detergent container 70 is provided with an open top and a rear structure, and a detergent input space 72 partitioned into a plurality of spaces through a partition plate 71 so that detergents can be separately input by type. 73, 74 are formed, each of the detergent injection space (72, 73, 74) is formed along the longitudinal direction of the detergent container 70 is provided so that the upper and rear end ends, respectively, the upper case ( It is configured to correspond to each of the water supply channels (61a, 61b, 61c) provided in the interior of 60, the bottom is provided so as to incline downward from the front to the rear side.

Through this configuration, the washing water supplied from the water supply device 30 to the water tank 11 is passed through the detergent input spaces 72, 73, and 74 before being supplied to the water tank 11, and in this process, each detergent input is performed. The detergent introduced into the spaces 72, 73, and 74 is supplied into the water tank 11 together with the wash water in a state of being mixed with the wash water.

That is, the washing water supplied to the detergent container 70 through the respective water supply channels 61a, 61b, and 61c in the upper portion of the housing 40 is each detergent input space through the top of each detergent input space 72,73,74. After entering the (72, 73, 74) is moved along the inclined bottom of each detergent input space (72, 73, 74) to the rear side of the detergent input space (72, 73, 74), in the process of each detergent The detergent introduced into the input spaces 72, 73, and 74 is mixed with the wash water, and the detergent mixed with the wash water continues with the open rear end of the detergent input spaces 72, 73, and 74, and the housing 40. It is supplied into the water tank (11) with the wash water to move to the outlet 51 side.

Meanwhile, as shown in FIGS. 3 and 4, at least one detergent input space 74 of the detergent input spaces 72, 73, and 74 is provided so that powder detergent and liquid detergent may be selectively added. One side of the detergent input space 74 is supported so as to be lifted between both sides of the detergent input space 74, when the liquid detergent is injected into the detergent input space 74, the liquid detergent is the detergent input space 74 ) Is moved downward to stay inside, and when the powder detergent is injected into the detergent input space 74 is provided with a lifting member 80 is installed to move upwards, both sides of the detergent input space (74) An anti-separation member 90 is provided to prevent the elevating member 80 from being separated or lost from the detergent input space 74.

The departure preventing member 90 is formed to surround both ends of the elevating member 80 in a state capable of elevating, and is provided to protrude a predetermined length into the detergent input space 74. Such a departure preventing member 90 is a lifting member ( An upper rib 81 provided to support the upper end of the elevating member 80 moved to the uppermost side to prevent the 80 from escaping to the upper side, and the elevating member to prevent the elevating member 80 from escaping in the front-rear direction. And a first side rib 92 positioned on either side of the front and rear of the 80, and a second side rib 93 positioned on the other side of the front and rear of the elevating member 80. For reference, in the present embodiment, a first side rib 92 is provided on the front side of the elevating member 80 for convenience of explanation, and a second side rib 93 is provided on the rear side of the elevating member 80. Shall be.

In addition, the lifting guides are located on both sides of the upper side of the detergent injection space 74 inside the respective lifting prevention members 90 so as to guide the lifting operation of the lifting member 80 and formed in a predetermined section along the vertical direction. Grooves 75 are provided, respectively, and are coupled to enter each of the lifting guide grooves 75 at both ends of the lifting member 80 to move up and down along the lifting guide grooves 75 when the lifting member 80 is lifted. Lifting guide projections 82a, which are formed to move up and down together with the member 80, are provided, respectively.

This configuration is such that when the liquid detergent is introduced into the detergent input space 74 formed so that the bottom is inclined downward toward the rear side and the rear side is opened, the liquid detergent is simultaneously introduced into the outlet 51 side of the housing 40. Since there is a risk of flowing evenly in the wash water supplied to the detergent input space 74 later flows, when the liquid detergent having a high fluidity is injected into the detergent input space 74, the lifting member 80 By moving to the lower side such that the liquid detergent stays inside the elevating member 80 front side detergent injection space (74).

Therefore, when the water supply is made in a state in which the lifting member 80 is moved downward to be supported on the bottom side of the detergent input space 74, the laundry is supplied to the detergent input space 74 in front of the lifting member 80. The water is mixed with the liquid detergent and then flows over the upper end of the elevating member 80 toward the outlet 51 of the housing 40, through which the liquid detergent injected into the detergent input space 74 is evenly mixed with the wash water supplied with water. In the water can be supplied into the tank (11) with the wash.

On the contrary, when the powder liquid detergent having a small fluidity is introduced into the detergent input space 74, the elevating member 80 is spaced apart from the bottom of the detergent input space 74 by a large width. By moving upward, the powder detergent injected into the detergent input space 74 is mixed with the washing water being evenly dissolved, so that the powder detergent can be smoothly supplied to the water tank 11 together with the washing water.

In addition, the elevating member 80 is provided in a plate shape so that the liquid detergent introduced into the detergent input space 74 substantially stays in the detergent input space 74, and both sides of the left and right sides of the detergent input space 74 are respectively provided. It is provided with a lifting plate 81 provided to be supported on, the lifting plate 81 is provided so that the lower end thereof can be supported on the bottom of the detergent input space 74 in the state where the lifting member 80 is moved to the lowermost side detergent The liquid detergent is allowed to stay between the elevating member 80 and the front of the input space 74.

In addition, a gap for forming a predetermined gap with the bottom of the detergent input space 74 in the state in which the lifting plate 81 is supported on the bottom of the detergent input space 74 in the lower center portion of the elevating plate 81. The forming portion 81a is provided, and the gap is a liquid remaining in the bottom of the detergent input space 74 in front of the elevating member 80 in a state where most liquid detergent is mixed with the wash water and supplied to the water tank 11 side. Even the detergent is to be discharged to the outside of the detergent input space (74). In addition, when such a gap is formed too large, a large amount of liquid detergent may flow out of the detergent input space 74 before the water supply operation is performed. Therefore, the gap forming portion 81a is lifted by the liquid detergent for a predetermined time or more. It is preferable that the size of the gap is formed within a range that allows the member 80 to stay in the front detergent dispensing space 74.

On the other hand, the elevating guide groove 75 is the upper groove (75a) is provided at the upper end so that the elevating guide projection (82a) in the state in which the elevating member 80 is moved to the uppermost side, the elevating member (80) to the lowermost side It has a lower groove (75c) provided at the bottom so that the lifting guide projection (82a) in the moved state, and a connection groove (75b) connecting between the upper groove (75a) and the lower groove (75c), In the upper groove 75a and the lower groove 75c, the lifting guide protrusion 82a is positioned at the upper groove 75a or the lower groove 75c while the lifting member 80 is moved to the uppermost side or the lowermost side. It is provided to be recessed deeper than the connection groove (75b) to maintain, the movement of the lifting guide projection (82a) to move to the connection groove (75b) on the lower end of the upper groove (75a) and the lower groove (75c) An inclined portion 75d formed to be inclined toward the connecting groove 75b is provided to smoothly guide the lift groove. Protrusion forming plates extending from the elevating plate 81 to the second side ribs 93 along both sides of the detergent injection space 74 so that the elevating guide protrusions 82a are formed on both sides of the upper rear side of the upper side 81 of the upper side (81). 82 is provided, and the protruding portion 82b is formed on the periphery of the lifting guide protrusion 82a to form a cut portion 82b provided to keep the lifting guide protrusion 82a in a flexible state.

Therefore, the elevating member 80 moved to the lowermost side or the uppermost side is located in the upper groove 75a or the lower groove 75c in which the elevating guide protrusion 82a is deeply recessed than the connection groove 75b so that the user exerts external force. It is possible to maintain a fixed state until moving to the side, and when the lifting member 80 located on the lower or uppermost side is moved to the opposite side, the connecting groove (75b) in the lower groove (75c) or the upper groove (75a) The lifting guide protrusion 82a which is moved to the side is easily moved to the connecting groove 75b side along the inclined portion 75d in the state where the lifting guide protrusion 82a is pushed into the protrusion forming plate 82 by the cutout 82b and easily on the opposite side. You can move.

In addition, the elevating member 80 is bent and extended downward so that the upper end is connected to the upper end of the elevating plate 81 and the elastic member is elastically supported by the first side ribs 92 while being spaced apart from the elevating plate 81. When pressed to the steel plate 81 side is provided with a pressing plate 83 that can be pressed to the lifting plate 81 side, each of the first side ribs 92 in the state where the lifting member 80 is moved to the uppermost side The lower end of the pressing plate 81 is provided with a jaw (92a) is formed to be supported, the lifting member 80 is pressed by the pressing plate 83 to the lifting plate 81 side as the lower end of the pressing plate 83 is The latch is released from the jaw 92a, and the state is movable downward.

Therefore, through the configuration of the pressing plate 83 and the jaw 92a, the elevating member 80 is coupled between the anti-separation member 90 and at the same time positioned at the top thereof, and the pressing plate 83 is in this state. When the latch of the pressing plate 83 by the jaw 92a is released by pressing toward the elevating plate 81 side, the state becomes movable to the lowermost side.

In addition, at the upper end of the rear surface of the elevating plate 81, a locking plate 84 provided to connect the upper end of each of the protrusion forming plates 82 is formed, and when the elevating member 80 is elevated, the user is connected to the engaging plate 84. The lifting member 80 can be lifted more easily in a state where the finger is held.

In addition, in the present embodiment, the elevating member 80 is provided between the front side end and the open rear end of the detergent injection space 74, the elevating member 80 of the detergent injection space 74 It may be provided at the open rear end portion so as to accommodate the liquid detergent in the entire detergent input space (74).

Next, in the washing machine equipped with the detergent supply device, the installation process of the elevating member, the detergent input and the water supply operation will be described.

First, the elevating member 80 is such that each of the elevating guide protrusions 82a and the lower elevating member 80 is positioned below the upper rib 91 of each of the separation preventing members 90, and each of the elevating guide protrusions 82a is By pressing the elevating member 80 to the lower side in the state to be supported on the upper end of the upper rib 91, both ends of the elevating member 80 enters into each of the separation preventing member 90 and the detergent injection space 74 And the pressing plate 83 is supported by the jaw 92a at the same time as the lifting member 80 is coupled, and the lifting guide protrusion 82a is the upper groove 75a of the lifting guide groove 75. ) And the elevating member 80 is positioned on the uppermost side to be in the state of powder detergent input.

In this state, when the liquid detergent is to be introduced into the detergent input space 74, the user first removes the detergent container 70 from the housing 40, and presses the pressing plate 83 toward the lifting plate 81 to press the pressing plate ( The lower end of the 83 is to be released from the jaw 92a of the first side rib 92, and then the lifting member 80 is pulled downward. In this case, the upper groove 75a of the lifting guide groove 75 In the state in which the elevating guide projection 82a pushed into the protrusion forming plate 82 is moved along the inclined portion 75d and the connecting groove 75b to the lower groove 75c, and the elevating plate 81 At the same time, the lower end of the support is supported on the bottom of the detergent input space 74 and the lifting guide protrusion 82a, which has been pushed into the protrusion forming plate 82, is returned to its original state, and is lowered to the lower groove 75c of the lifting guide groove 75. The liquid detergent is inserted into the lifting member 80 is located on the lowermost side as shown in Figure 5 and Figure 6 It becomes a state.

Subsequently, the user injects the liquid detergent into the detergent input space 74 of the elevating member 80 and then enters the detergent container 70 back into the housing 40, and the elevating member 80 is in the process. The liquid detergent introduced into the front side detergent input space 74 does not flow down to the rear side of the detergent input space 74 and remains inside the detergent input space 74.

Therefore, when the water supply operation of the washing machine is performed in this state, the washing water supplied through the water supply valves 21 and 22 and the inlets 62a, 62b and 62c of the water supply pipes 23a, 23b and 23c and the detergent supply device 30 are thus provided. Is supplied into the detergent supply device 30 through the wash water supplied into the detergent supply device 30 through the water supply channels (61a, 61b, 61c) of the detergent input space 74 into the interior Sprayed. At this time, the washing water supplied to the detergent input space 74 in front of the elevating member 80 is evenly mixed with the liquid detergent and then flows to the rear side of the detergent container 70 beyond the upper end of the elevating member 80, Thus, the water is supplied into the water tank 11 together with the washing water through the outlet 51 of the housing 40.

In addition, a small amount of liquid detergent remains at the bottom of the detergent input space 74 in front of the elevating member 80 while most of the liquid detergent is mixed with the wash water and supplied to the water tank 11 during the liquid detergent input process. The residual detergent is neatly discharged to the outside of the detergent input space through a gap formed between the gap forming part 81a formed in the lower center portion of the elevating plate 81 and the bottom of the detergent input space 74.

And in this state, if you want to put the powder detergent again in the detergent input space 74, the user again pulls out the detergent container 70 from the housing 40, and on the contrary pulls the elevating member 80 upwards, At this time, the elevating guide protrusion 82a, which is located in the lower groove 75c of the elevating guide groove 75, is pushed back into the protrusion forming plate 82, and the upper end along the inclined portion 75d and the connecting groove 74b. The lifting guide protrusion 82a moved to the groove 75a side, and the lower end of the pressing plate 83 is caught by the jaw 92a of the first side rib 92 again and pushed into the protrusion forming plate 82. Is returned to the original state is inserted into the upper groove (75a) of the elevating guide groove 75 is the lifting member 80 is in the liquid detergent injection state is located on the bottom side as shown in Figs.

And the user continues to put the powder detergent in the detergent input space 74 and then enter the detergent container 70 back into the housing 40, when the water supply operation of the washing machine is made in this state, detergent input The powder detergent in the space 74 is mixed with the wash water being supplied to the water and flows to the rear side of the detergent container 70, and the powder detergent evenly mixed with the wash water is supplied into the water tank 11 together with the wash water. .

As described in detail above, the washing machine having a detergent supplying device according to the present invention is moved downward so that the liquid detergent stays in the detergent input space when the liquid detergent is injected into the detergent input space, and the powder in the detergent input space. When detergent is added, the powder and liquid detergent can be selectively added and used in the same detergent input space through a lifting member provided to move upwards, and the liquid and powder detergent selectively added to the detergent input space can be used. It has the advantage of being evenly mixed into the wash water being supplied to the water, and the present invention also has the advantage that the separation and loss of the lifting member is prevented through the separation prevention member provided in the detergent input space.

Claims (15)

Detergent container; A detergent input space provided in the detergent container so that the upper and rear end portions thereof are opened and any one of powder and liquid detergents can be selectively added; The inner side of the detergent input space is supported so as to be lifted between both sides of the detergent input space is moved to the lower side so that the liquid detergent stays in the detergent input space when the liquid detergent is added, the powder detergent in the detergent input space A lifting member provided to move upward when it is inserted; Including a separation preventing member provided on both sides of the detergent input space to prevent the lifting member is separated, The detachment preventing member is provided to protrude a predetermined length from both inner surfaces of the detergent input space inwardly so as to wrap in the liftable state by pressing both ends of the elevating member to prevent the elevating member from escaping in the front and rear directions. , The elevating member is connected to the elevating plate and the elevating plate provided so that the lower end is supported on the bottom of the detergent input space while being moved toward the lowermost portion, and the elevating member is elastically supported by a part of the separation preventing member. Washing machine with a detergent supply device, characterized in that it comprises a pressing plate provided to be able to. delete The method of claim 1, Each of the separation preventing members includes an upper rib provided to support the upper end of the elevating member moved to the uppermost side to prevent the elevating member from escaping to the upper side, and the elevating member to prevent the elevating member from escaping in the front-rear direction. Washing machine with a detergent supply device comprising a first side rib located on either side of the front and rear of the, and a second side rib located on the other side of the front and rear of the lifting member. The method of claim 1, Lifting guide grooves are provided at both sides of the detergent input space inside the separation preventing member to guide the lifting operation of the lifting member, and both ends of the lifting member are coupled to enter the lifting guide groove to lift the lifting member. Washing machine with a detergent supply device, characterized in that the lifting guide projection is provided to move up and down along the lifting guide groove. The method of claim 4, wherein The lifting guide groove is provided over a predetermined section in the vertical direction on the upper side of the detergent input space, the lifting guide projection is provided with a detergent supply device, characterized in that provided on both upper ends of the lifting member. The method of claim 5, The elevating guide groove has an upper groove provided at an upper end to position the elevating guide protrusion in a state where the elevating member is moved to the uppermost side, and a lower end provided at a lower end so as to position the elevating guide protrusion in the state where the elevating member is moved to the lowermost side. A groove and a connection groove connecting the upper groove and the lower groove, The upper groove and the lower groove are recessed deeper than the connecting groove so as to secure the lifting guide projection, and the lower and lower grooves of the upper groove and the upper and lower grooves of the lower groove are smoothly moved to the connecting groove. Washing machine having a detergent supply device characterized in that the inclined portion formed to be inclined toward the connecting groove to guide. The method of claim 3, wherein The pressing plate is connected to the lifting plate at an upper end thereof and is bent downwardly so as to be elastically supported by the first side ribs while being spaced apart from the lifting plate to be pressed toward the lifting plate side. Washing machine with a detergent supply device characterized in that it is provided. The method of claim 7, wherein Each of the first side ribs is provided with a jaw so that the lower end of the pressing plate is supported while the lifting member is moved to the uppermost side, and the lifting member presses the pressing plate toward the lifting plate side so that the lower end of the pressing plate is Washing machine with a detergent supply device characterized in that the latch is released from the jaw to be movable to the lower side. The method of claim 6, The elevating member includes a protrusion forming plate extending along both sides of the detergent input space, respectively, on both end sides of the elevating plate so that the elevating guide protrusion is formed. Washing machine with a detergent supply device, characterized in that the cut-out portion is provided on the periphery side of the elevating guide projection to maintain the flexible state of the elevating guide projection. The method of claim 9, The elevating member is a washing machine having a detergent supply device further comprises a locking plate provided to connect the top of each of the projection forming plate. The method of claim 1, And the elevating member is provided at an open rear end of the detergent input space. The method of claim 1, The elevating member is a washing machine provided with a detergent supply device, characterized in that provided between the front end and the open rear end of the detergent input space. The method of claim 1, And a bottom of the detergent input space is inclined downward from the front of the detergent input space to the rear of the detergent input space. The method of claim 1, The elevating member includes a lifting plate provided to support a lower end on a bottom of the detergent input space in a state where the lifting member is moved to a lowermost side, and the lifting plate is supported on the bottom of the detergent input space on a lower side of the lifting plate. Washing machine having a detergent supply device, characterized in that the gap forming portion for forming a predetermined gap with the bottom of the detergent input space is provided. The method of claim 1, Further comprising a water tank installed so that the wash water is fresh water, and a water supply device provided to supply the wash water into the water tank, The detergent supply device is provided on a water supply passage between the water supply device and the water tank so that the wash water supplied from the water supply device to the water tank may pass through the detergent input space. The wash water passing through the detergent input space flows into the detergent input space through the open upper portion of the detergent input space and then flows out of the detergent input space through the open rear side end of the detergent input space and the detergent Through the input space, The detergent supplied to the detergent input space is provided with a detergent supply device, characterized in that it is provided to be supplied to the inside of the tank together with the wash water in a mixed state in the wash water passing through the detergent input space.

Images