KR100627908B1 - Filter case's mounting structure of lifter for drum type washing machine - Google Patents

Abstract

The present invention relates to a lifter of a drum washing machine, and in particular, the washing machine water supplied from the tub is introduced into the drum through the lifter body, and a collecting container for collecting foreign matters is installed in this flow path, and the collecting container slides on the lifter body. It relates to a container mounting structure of the lifter for a drum washing machine to be detachable in a manner.

The container mounting structure of the drum washing machine lifter according to the present invention forms a predetermined space with a plurality of lifter bodies installed on the inner wall of the drum so as to correspond to the water supply means formed on the drum, and a suction port and a discharge port are formed, and a filter is disposed at the discharge port. Is installed and detachably mounted to the lifter main body, so that foreign matters in the wash water are filtered out, and a recess formed on the upper surface of the lifter main body, and a seating portion into which the container is inserted, between the seating portion and one side end of the container. A fastening means installed in the seat and inserted into the seat portion slides in the lateral direction, and is installed between the seat portion and the other end of the container to prevent the end of the container from being detached to the outside of the seat portion, and slides in a predetermined amount. It characterized in that it comprises a locking means to enable.

Drum washing machine, lifter, container, fastening means, locking means

Description

FILTER CASE'S MOUNTING STRUCTURE OF LIFTER FOR DRUM TYPE WASHING MACHINE}

1 is a cross-sectional view showing a drum washing machine according to the prior art,

2 is a sectional view showing a drum washing machine according to the present invention;

3 is a perspective view showing a lifter of the drum washing machine according to the present invention;

4 is a cross-sectional view showing a container mounting structure of the lifter for a drum washing machine according to the present invention;

5 is a plan view showing the inner wall of the drum of the drum washing machine according to the present invention;

6 is a cross-sectional view taken along the line A-A shown in Figure 4, a cross-sectional view showing the water supply means of the drum washing machine according to the present invention,

7 is a perspective view showing a lifter body of the drum washing machine according to the present invention;

8 is a bottom perspective view showing a lifter body of the drum washing machine according to the present invention;

9 is a cross-sectional view showing the locking means of the lifter for a drum washing machine according to the present invention;

10 is a cross-sectional view showing a fastening means of the litter for a drum washing machine according to the present invention;

11 is an exploded perspective view showing the container of the drum washing machine according to the present invention.

<Explanation of symbols on main parts of the drawings>

10 cabinet 12 opening

4: Tub 16: Suspension

18: drive device 20: drum

22: engaging hole 24: hole

30: lifter body 32: seating portion

33: groove portion 34: through hole portion

36: fixed projection 37: partition wall

38: fastening hole 39: guide

40: container 41: case

42: suction port 43: projection

46: cover 47: discharge port

48 filter 49 opening and closing means

49a: locking projection 49b: insertion hole

50: water supply means 52: first water supply means

54 second supply means 60 fastening means

62: elastic portion 64: hook

66: fixing hole 80: locking means

87: engaging jaw 88: extension

89: stopper

The present invention relates to a lifter of a drum washing machine, and in particular, the washing machine water supplied from the tub is introduced into the drum through the lifter body, and a collecting container for collecting foreign matters is installed in this flow path, and the collecting container slides on the lifter body. It relates to a container mounting structure of the lifter for a drum washing machine to be detachable in a manner.

In general, a washing machine is a device for washing laundry such as clothes by rotating laundry and detergent in a washing tank, and is divided into an upright washing machine and a drum washing machine according to a direction in which a washing tank and a tub containing laundry are installed. The drum washing machine is a washing tank. The rotating shaft is arranged in a horizontal direction to form a drum, the laundry accommodated in the lateral direction is moved to the vertical direction by the rotation of the drum, it is a device to be washed while falling in the downward direction.

1 is a side cross-sectional view showing a drum washing machine according to the prior art.

The drum washing machine according to the prior art rotates in a cabinet (2) having an opening (1) formed in the front, a tub (4) installed inside the opening (1) to wash water, and an inner side of the tub (4). A drum (10) capable of being installed and containing laundry and detergent, a motor (6) connected to the rotating shaft of the drum (10) and mounted on the rear of the tub (4), and the tub (4) are in the cabinet A suspension 8 is provided between the inner wall of the cabinet 2 and the outer wall of the tub 4 so as to be able to flow in a predetermined amount inside the (2).

Here, the drum 10 is opened in the same front as the cabinet (2) and the tub (4) and the rotary shaft 7 of the motor (6) is installed on the rear outer wall, the end of the rotary shaft (7) of the motor The tricycle-shaped spider 9 is installed so that the spider 9 is fastened to the rear outer wall of the drum 10.

As a result, when the motor 6 is driven, the drum 10 is rotated about the rotating shaft 7 in the horizontal direction to perform a washing operation.

In addition, the drum 10 is provided with a plurality of lifters 12 protruding from the inner wall toward the center of rotation, thereby lifting the laundry upward when the drum 10 is rotated, thereby increasing the flow of the laundry, thereby increasing the washing effect. To improve.

The lifter 12 is installed on the inner wall of the drum 10 in a horizontal direction and protrudes toward the rotation center so that when the drum 10 is rotated, the lifter 12 lifts the laundry positioned below the drum to the upper side of the drum. To increase flow.

However, since the lifter 12 of the drum washing machine according to the related art is merely for increasing the flow of the laundry, when the laundry containing a large amount of foreign matter is contained, the laundry and the foreign matter coexist inside the drum 10 until the washing operation is completed. Therefore, there is a problem that many foreign substances remain in the laundry even after the washing operation.

In order to solve this problem, a plurality of through-holes are formed in the lifter 12, and a filter is installed therein. However, since the rotation direction of the drum is changed a plurality of times by a control program, foreign matters contained in the wash water are inside the lifter. There is a problem that it is difficult to flow into the foreign matter is not easy to collect.

In addition, since the filter installed inside the lifter is usually a panel-shaped filter, since the amount of foreign matter adsorbed on both sides of the filter is limited to a predetermined value or less, there is a problem of frequent filter cleaning.

In addition, in the conventional lifter, since the panel-shaped filter is installed to be seated inside the lifter main body, the detachment of the filter is not easy, and in order to solve this problem, the drum may be simplified by simplifying the structure of the filter. There is a problem that the filter is separated from the lifter during the washing operation to be rotated may cause malfunction and breakage of the product.

The present invention has been made in order to solve the above problems of the prior art, the washing water flowing from the tub to penetrate the lifter into the drum, the container is installed inside the lifter, it is introduced into the drum through the lifter It is an object of the present invention to provide a collection box mounting structure of the drum washing machine lifter to facilitate the collection of the washing water to pass through the container.

In addition, the present invention can be easily mounted to the lifter body while the container slides in the lateral direction, and both ends of the container is firmly fixed to prevent the separation of the container and filter generated during the washing operation for the drum washing machine Lifter Receptacle Mounting Structure.

In the drum washing machine mounting structure of the lifter for drum washing machine according to the present invention for solving the above problems, in the drum washing machine including a tub to be washed with fresh water, and a drum installed inside the tub to form a horizontal axis in the tub, Washing water because a plurality of lifter main body is formed on the inner wall of the drum to correspond to the water supply means formed on the drum, and a predetermined space, the suction port and the discharge port is formed, the filter is installed in the discharge port is detachably attached to the lifter body The foreign material is filtered between the container, and the recess is formed in the upper surface of the lifter main body is inserted into the container, and the container is installed between the seat and one side end of the container is inserted into the seat portion slides laterally A fastening means for coupling and between the seating portion and the other end of the container. It is characterized in that the preventing escape to the outside end portion is seated in the receptacle and includes a retaining means for enabling a predetermined amount slide.

Hereinafter, with reference to the accompanying drawings an embodiment of the container mounting structure of the lifter for a drum washing machine according to the present invention will be described in detail.

Figure 2 is a side sectional view showing a drum washing machine according to the present invention.

The drum washing machine according to the present invention includes a cabinet (10) having an opening (12) formed at a front surface thereof, a tub (14) installed inside the opening (12) to wash water, and an inner side of the tub (14). A drum 20 rotatably installed to contain laundry and detergent, a driving device 18 connected to the rotating shaft of the drum 20 and mounted on the rear of the tub 14, and the tub 14 are provided. A suspension 16 is installed between the inner wall of the cabinet 10 and the outer wall of the tub 14 so as to be able to flow in a predetermined amount inside the cabinet 10.

Here, the drum 20 is installed by a plurality of lifters 100 protruding toward the center of rotation from the inner wall, thereby lifting the laundry upwards when the drum 20 is rotated to increase the flow of the laundry to increase the washing effect To improve.

Such, the drum 20, as shown in Figure 5, a plurality of engaging holes 22 are formed in a portion corresponding to the lower end of both sides of the lifter body 30, the lifter body 30 is coupled to the bolt After the hole 24 is formed and the lifter main body 30 is fitted into the locking hole 22 to be seated, the bolt 20 is fastened to the fastening hole 38 and the hole 24 of the lifter main body 30 to be described later. Is mounted on the inner wall of the.

3 is a perspective view showing a lifter of a drum washing machine according to the present invention, Figure 4 is a cross-sectional view showing a lifter according to the present invention.

The lifter 100 is provided with a plurality of lifter bodies 30 installed on the inner wall of the drum 20, and detachably mounted to the lifter body 30, forming a predetermined space for the suction port 42 and the discharge port 47. Is formed, the filter 48 is installed in the discharge port 47 is collected in the collecting container 40 and the drum 20 is installed on the inner wall of the drum 20 washing water flowing from the tub 14 is the suction port 42 It is configured to include a water supply means 50 to be guided to the side.

Here, the lifter main body 30, as shown in Figs. 7 and 8 is formed long in the left and right direction and formed in a predetermined space in parallel to the rotation axis of the drum 20, the bottom is opened A plurality of fixing protrusions 36 fitted to the engaging hole 22 are formed at both lower ends, and a fastening hole 38 is coupled to the hole 24 of the drum 20 at the rear end thereof.

In addition, the lifter main body 30 has a through hole 34 formed at a lower side of one side to which the suction port 42 of the container 40 corresponds, and a lifter main body (back) corresponding to the water supply means 50. A partition wall 37 for partitioning the inside of the 30 from side to side is formed, and a plurality of guides 39 are formed on both side inner walls of the lifter body 30, and the guide 39 is the lift body 30. It is formed in the shape of a panel protruding in the partition wall 37 in both side inner wall of the, the end is bent to form a curved surface toward the through-hole portion 34.

As a result, the wash water supplied from the tub 14 to the lifter main body 30 by the water supply means 50 is guided to the water container 40 through the suction hole 42 through the through hole 34 and the discharge port 47. Into the drum 20, the washing water flowing into the lifter body 30 by the water supply means 50 in the direction of the through hole 34 along the flow path formed by the partition wall 37 It is moved, and the washing water introduced by the guide 39 is prevented from flowing backward to the rear of the lifter body 30, so that the generation of vortex due to the backwashing water is suppressed to be smoothly moved to the through hole 34 side. do.

The wash water introduced into the container through the through-hole 34 and the suction port 42 is discharged into the drum 20 through the discharge port 47, and the foreign matter in the wash water is filtered by the filter 48 to filter the container ( 40) Since it remains inside, the foreign matter or lint, etc. contained in the wash water by the continuous circulation of the wash water during the washing operation is filtered into the container 40, the user lifts the container 40 after the washing operation is finished The foreign matter may be removed by separating from the main body 30.

The container 40 has a predetermined space and a case 46 having a suction port 42 formed at one side lower end thereof, and is rotatably installed at an upper end of the other side of the case 46, and has a plurality of discharge ports formed at an upper surface thereof. 47 includes a cover 41, a filter 48 provided inside the discharge port 47, and an opening / closing means 49 provided between the case 46 and the cover 41.

Here, the case 46, as shown in FIG. 11, the suction surface 42 is formed on the comb surface formed by forming a predetermined space and the upper surface is opened, the rear portion is bent upward to form a predetermined angle, the front end portion The protrusion 43 is formed on which the end of the cover 41 is seated.

In addition, the cover 41 has a bottom surface open and a rear end thereof is rotatably coupled to an end portion of the case 46, and a plurality of discharge ports 47 are formed on the upper surface thereof, and a filter 48 is provided inside the discharge hole. Bar is installed, the filter 48 is made of a conventional metal mesh, is installed in the insert (Insert) method on the inner wall of the cover 41 is not required to replace the filter 48, according to the user's operation After removing the container 40 from the lifter body 30, the cover 41 is opened to easily remove the foreign matter remaining therein.

The opening and closing means 49 may include a pair of locking protrusions 49a protruding from both sides of the case 46 and insertion grooves 49b formed on both sides of the cover 41 corresponding to the locking protrusions 49a. When the cover 41 is rotated in the direction of the case 46, the wall 41 on both sides of the cover 41 extends in a lateral direction, and the insertion protrusion 49a slides along the inner wall of the cover 41. The cover 41 may be closed by being inserted into the inner portion 49b, and the user may pull the cover 41 in the outward direction of the case 46, thereby leaving the container 40 while being released in the same manner.

As shown in FIGS. 5 and 6, the water supply means 50 partially cuts the inner wall of the drum 20 corresponding to the through hole 34 and the suction port 42 to form a hole, and the cut portion is a drum. (20) a first water supply means which is bent in an outward direction and arranged so as to correspond to any part partitioned by the partition wall 37 by bending the cut portion of the drum 20 toward the lower direction ( 52 and a second water supply means 54 which is bent so that the cutout portion of the drum 20 faces upward and disposed to correspond to the other portion partitioned by the partition wall 37.

As a result, when the drum 20 is rotated clockwise when the drum 20 is rotated, the washing water is introduced into the drum 20 by the first water supply unit 52, and when the drum 20 is rotated counterclockwise, the second washing water flows in the drum 20. Since the wash water flows in by the water supply means 54, the wash water flows in a constant flow path through the water supply means 50 regardless of the rotation direction of the drum 20.

In addition, since the space in which the first water supply means 52 and the second water supply means 54 are disposed is partitioned by the partition wall 37, the washing water introduced by each water supply means 50 does not interfere with each other. Therefore, to ensure a smooth flow of wash water.

In addition, the container 40 is detachably installed by the mounting structure formed between the lifter main body 30 and the container 40. The container mounting structure of the drum washing machine lifter according to the present invention is the lifter main body 30. ), A container 40, a seating portion 32 formed in a concave on the lifter main body 30, the container 40 is inserted, and one side of the seating portion 32 and the container 40 It is installed between the end and the fastening means 60 to allow the container 40 inserted into the seating portion 32 slides in the lateral direction, and between the seating portion 32 and the other end of the container 40. It is installed to prevent the end of the container 40 is separated from the seating portion 32 outside, and is configured to include a locking means 80 to enable a certain amount of slide.

Here, the seating portion 32 is formed by concave upper front portion of the lifter main body 30, the seating portion 32, the through-hole portion at the lower end of the side corresponding to the suction port 42 34 is formed, and a pair of grooves 33 are formed at both upper ends, so when the container 40 is inserted into the seating part 32, five surfaces of the container 40 are securely restrained so that the lifter body ( 30) departure to the outside can be prevented.

In addition, the fastening means 60 is formed at a front end of the container 40 to form a pair of cutouts at a predetermined interval and the elastic portion 62 and the vertical portion flowing in the direction of the elastic portion 62 Hook 64 protruding from the outer end, and the fixing hole 66 is formed at the end of the seating portion 32 corresponding to the hook 64 so that the hook 64 is inserted in the lateral slide The elastic part 62 has a plurality of ribs 62a formed on an upper surface thereof.

In addition, the locking means 80, the locking jaw 87 formed in the rear end portion of the seating portion 32, the end of the cover 41 corresponding to the locking jaw 87 is formed long in the outward direction Is formed on the inner wall of the extension portion 88 and the seating portion 32 corresponding to the extension portion 88 is disposed inside the locking step 87, so as to maintain a constant distance from the extension portion 88 The stopper 89 is arrange | positioned so that the container 40 can slide a predetermined amount inward of the seating part 32, and is comprised.

Thus, when inserting the container 40 into the lifter body 32, the extension portion 88 is inclined at an angle to the locking jaw 87 side of the seating portion 32, and the container 40 is seated 32 When inserted into the inside of the lifter body 30 when the slide side toward the front side while the elastic portion 62 is moved downwards, the hook 64 is inserted into the fixing hole 66 to form the container 40 is mounted.

In addition, when the container 40 is separated from the lifter main body 30, the container 64 is slid inward of the seating part 32 while pressing the elastic part 62, and the hook 64 is fixed to the fixing part 66. Can be detached from the lifter body 30 while lifting off the front end of the sump 40.

Looking at the operation of the lifter of the drum washing machine according to the present invention configured as described above are as follows.

First, when the driving device 18 is driven by a user's operation, the washing operation is started while the drum 20 is rotated, and when the drum 20 is rotated, the laundry contained in the tub 14 by the water supply means 50 is rotated. The water flows into the lifter main body 30. When the drum 20 is rotated clockwise by the control program, the wash water flows through the first water supply means 52, and the drum 20 rotates counterclockwise. Since the washing water is introduced by the second water supply means 54, the washing water introduced by each water supply means is moved to another space partitioned by the partition wall 37, thereby preventing interference with each other, and the guide 39 The backflow is prevented by a smooth circulation of the wash water.

The washing water introduced as described above is introduced into the container 40 through the through hole 34 and the suction port 42, and then discharged into the drum 20 along the discharge port 47. Since the contained foreign matter remains in the container 40 by the filter 48 installed inside the discharge port 47, it is possible to perform a clean washing operation to remove the foreign matter, if the washing operation is continued for a predetermined time circulating the wash water This can be done repeatedly to filter out most foreign matter contained in the wash water.

After the washing operation is completed, if the user slides the container 40 into the seating portion 32 while pressing the elastic portion 62, the hook 64 is separated from the fixing hole portion 66, the extension portion After sliding 88 until it comes in contact with the stopper 89, the finger is inserted into the groove portion 33 of the seating portion 32 to hold the container 40 so that the container 40 can be easily removed from the lifter body 30. Can be separated.

In addition, when the cover 41 is rotated about the hinge axis, the locking protrusion 49a is separated from the insertion hole 49b to open the container 40, thereby removing foreign matter remaining in the inside of the container.

Foreign matters such as lint falling from the laundry can be collected by the operation as described above into the container 40, the container 40 can be easily attached or detached, and clean and easy washing can be performed. Removal can also be accomplished easily.

In the lifter of the drum washing machine according to the present invention configured as described above, a flow path through which the washing water flowing from the tub passes through the inside of the lifter and is supplied into the drum is formed, and a container for collecting foreign matter is installed in the flow path. Effective removal of foreign substances generated during washing has the advantage of achieving a clean laundry operation.

In addition, the lifter of the drum washing machine according to the present invention prevents backflow of the washing water irrespective of the direction of rotation of the drum so that only the inside of the drum is supplied through the lifter, thereby preventing foreign substances caught in the container from being discharged again. There is an advantage in providing clean laundry.

In addition, the container mounting structure of the drum washing machine lifter according to the present invention is provided with a fastening means and a locking means for mounting or separating the container in the seating portion in a sliding manner, so that the combination of the container is securely made of the container during the laundry operation. There is an advantage that can prevent malfunction and breakage caused by departure.

In addition, the container mounting structure of the lifter for a drum washing machine according to the present invention, the mounting and detachment of the container is easily made by the fastening means and the locking means, and the opening and closing of the container by the opening and closing means can be easily achieved to remove foreign substances. There is an advantage to save time spent on.

Claims (6)

A drum washing machine including a tub for washing water and a drum installed inside the tub such that the rotating shaft has a horizontal direction; A plurality of lifter bodies installed on an inner wall of the drum so as to correspond to the water supply means formed on the drum; A collection port forming a predetermined space, a suction port and a discharge port are formed, and a filter is installed at the discharge port so as to be detachably attached to the lifter body to filter foreign substances in the wash water; A seating portion formed in a concave upper surface of the lifter main body and into which the container is inserted; A fastening means installed between the seating portion and one end of the container to allow the container inserted into the seating portion to slide in the lateral direction; The container mounting structure of the lifter for a drum washing machine, characterized in that it is installed between the seating portion and the other end of the container to prevent the end of the container from being separated out of the seating part, and a locking means for sliding a predetermined amount is included. The method of claim 1; The seating portion, the upper front portion of the lifter main body is formed concave, the seating portion, the drum mounting structure of the lifter for a drum washing machine, characterized in that the through hole is formed in the lower end of the side corresponding to the suction port. The method of claim 1 or 2; The seating portion, the container mounting structure of the lifter for a drum washing machine, characterized in that a pair of grooves are formed at both upper ends. The method of claim 1; The fastening means may include: an elastic portion formed at a predetermined interval at a front end of the container to be spaced at a predetermined interval, flowing in an up and down direction, a hook protruding from an outer end of the elastic portion, and a seating portion corresponding to the hook. The container mounting structure of the lifter for a drum washing machine, characterized in that it comprises a fixing hole formed at the end to be fitted while the hook slides in the lateral direction. The method of claim 4; The elastic portion, the container mounting structure of the lifter for a drum washing machine, characterized in that a plurality of ribs are formed on the upper surface. The method of claim 1; The locking means may include a locking jaw formed at the rear end of the seating portion, an extension portion of the cover corresponding to the locking jaw extending in an outward direction and disposed inside the locking jaw, and corresponding to the extension portion. It is formed on the inner wall of the mounting portion, the container is mounted to the drum washing machine of the drum washing machine, characterized in that the stopper is disposed so as to maintain a predetermined distance from the extension to allow the container to slide a certain amount inside the seating portion.

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