KR100458113B1 - Drum of washer - Google Patents

Abstract

The present invention relates to a washing tank structure of a washing machine in which a dryer is installed on an upper side of the washing machine, and more particularly, to a washing tank structure of a washing machine capable of guiding water falling from the dryer to the upper side of the outer tank into the outer tank.

The washing tank structure of the washing machine according to the present invention is a washing machine installed in the upper side so that the water drained from the dryer falls on the reservoir formed on the outer side of the outer tank of the washing machine, the outer tank is the water collected in the reservoir portion to the inside of the outer tank A circulation means for introducing and draining is formed, wherein the circulation means comprises: a first connection part radially protruding from the reservoir, a second connection part radially protruding from a lower outer tub of the first connection part, and the first connection part; In addition, since the first and second connection parts are formed in the injection direction, the mold structure is simplified and the material cost is reduced, and the working efficiency can be improved. There is an advantage.

Description

Washing tub structure of washing machine {Drum of washer}

The present invention relates to a washing tank structure of a washing machine in which a dryer is installed on an upper side of the washing machine, and more particularly, to a washing tank structure of a washing machine capable of guiding water falling from the dryer to the upper side of the outer tank into the outer tank.

In general, a washing machine is a machine that removes stains on clothing by providing a mechanical action using electricity.When it is put on clothing, it is removed from the fibers by the chemical action of detergent when put in the washing liquid, Because it takes time, if the water flow is forcibly generated and mechanical action such as friction or vibration can be removed quickly and easily.

1 is a side cross-sectional view showing a washing machine according to the prior art, Figure 2 is a perspective view showing the outer tub of the washing machine according to the prior art.

Washing machine according to the prior art is a washing tank consisting of a case (2) forming the outer as shown in Figure 1, the inner tank (4a) and the outer tank (4b) is installed inside the case (2) to wash the laundry (4), a pulsator (6) rotatably installed on the bottom surface of the inner tub (4a) to form a rotary flow in the wash water, and the inner tub (4a) and the pulsator under the outer tub (4b) And a clutch 8 and a motor 9 which are selectively connected to 6 to supply rotational force.

Of course, a drainage hole 4b 'is formed at the lower side of the outer tub 4b to allow the wash water to be drained, and a drain hose 12 is connected to the drainage hole 4b', and the drain hose 12 The drain valve assembly 14 is installed between the drain holes 4b 'to control the drainage of the wash water.

In particular, recently, a dryer 20 for drying laundry is installed in the upper side of the washing machine and used in the same space. Specifically, as shown in FIG. 1, water drained from the dryer 20 is inside the case 2. The flow path is formed so as to fall to the upper side of the outer tank (4b).

Thus, as shown in FIG. 2, the outer tank 4b is formed with a reservoir 16 receiving water falling from the dryer 20 at an upper side thereof, and to drain the water collected in the reservoir 16. The connection pipe 18 is formed long in the longitudinal direction of the outer tub 4b so as to be connected between the bottom of the reservoir 16 and the drain hose 12.

However, in the washing tank of the washing machine according to the prior art, while the connection pipe 18 connected between the reservoir 16 and the drain hose 12 through which the water falling from the dryer 20 is received is formed long in the longitudinal direction, In the injection molding of the outer tub 4b, since the injection direction of the outer tub 4b is a radial direction, not only a separate mold structure is required for injection molding the connecting pipe 18 but also the tub 4b and the connecting tube 18. ), The mold structure becomes complicated when the mold is injected at the same time, and the connection pipe 18 connects the water storage part 16 formed on the upper side of the outer tub 4b and the drain hose 12 connected to the lower part of the outer tub 4b. As a result, there is a problem that the material cost is increased.

The present invention has been made in order to solve the problems of the prior art, provides a washing tank structure of the washing machine formed with a circulation structure on one side of the outer tank so that the water is separated from the dryer in the washing machine installed on the upper side is guided and drained into the outer tank. Its purpose is to.

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

Figure 2 is a perspective view of the outer tub of the washing machine according to the prior art,

3 is a side sectional view showing a washing machine according to the present invention;

4 is a perspective view showing the outer tub of the washing machine according to the present invention.

<Explanation of symbols on main parts of the drawings>

52: case 54: washing tank

54a: inner tank 54b: outer tank

54b ': Drainage hole 66: Water reservoir

68: drain hose 69: drain valve assembly

70: dryer 72: dryer drain hose

82: first connection portion 84: second connection portion

86: Flow Hose

In the washing tank structure of the washing machine according to the present invention for solving the above problems, in the washing machine installed in the upper side of the washing machine so that the water drained from the dryer falls into the water storage portion formed on the upper side of the washing machine, the outer tank is in the water storage portion. A circulation means is formed to allow the collected water to flow into the outer tub to be drained. The circulation means includes a first connection portion protruding radially in the reservoir and a radially protruding portion in a lower outer tub of the first connection portion. It comprises a 2 connecting portion, and the flow hose is installed between the first and the second connecting portion.

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

3 is a side sectional view showing a washing machine according to the present invention, Figure 4 is a perspective view showing the outer tub of the washing machine according to the present invention.

The washing machine according to the present invention is rotatable inside the case 52 and the outer tub 54b and the outer tub 54b which are installed to be suspended inside the casing 52, as shown in FIG. 3. Washing tank 54 made of an inner tank 54a, a pulsator 56 rotatably mounted on the bottom surface of the inner tank 54a to form a rotational flow in the wash water, and the outer tank 54b. It is configured to be connected to the inner tank 54a and the pulsator 56 at the lower portion and comprises a clutch 58 and a motor 59 for supplying rotational force to the inner tank 54a and the pulsator 56, in particular, A circulation structure is formed at one side of the outer tub 54b to supply water falling from the dryer 70 installed at the upper side of the washing machine into the outer tub.

In addition, the washing tank 54 is equipped with an auto balance mechanism 55a for balancing the inner tank 54a so that the inner tank 54a is not rotated by rotating on the upper part of the inner tank 54a, and the centrifugal force on the upper part of the outer tank 54b. By the tub cover 55b is installed so that the washing water rising along the inner wall of the outer tub 54b flows back to the upper side of the outer tub 54b.

Specifically, the case 52 is provided in front of the case body 52a having an open upper surface, a cover 52b mounted on the upper surface of the case body 52a so as to be openable and closed, and in front of the cover 52b. A display panel 52c for controlling the operation of the washing machine or displaying the operating state of the washing machine, and a detergent box assembly 62 installed at the rear of the cover 52b to simultaneously supply detergent and washing water to the washing tank 54. And a back panel 52d in which the water supply valve assembly 64 is incorporated.

Here, the drain hose 72 of the dryer is connected to the back panel 52d so that the water drained from the dryer 70 is guided, and the water drained through the drain hose 72 is the outer tub 54b. End of the drain hose 72 so as to fall to the upper side of the) is installed to be located above the outer tank (54b).

In particular, looking at the circulation structure formed on one side of the outer tub (54b), as shown in Figure 4 partitioned outside the tub cover (55b) so that water falling from the end of the drain hose 72 of the dryer The water reservoir 66 is formed, and the first connection portion 82 is formed to protrude on one side of the water storage portion 66, and the first connection portion 82 protrudes to the lower outer tank 54b of the first connection portion 82. Two connecting portions 84 are formed, and the flow hose 86 is connected between the first and second connecting portions 82 and 84 so that water can be guided.

In this case, the first and second connecting portions 82 and 84 are formed in a cylindrical tube shape so that the first connecting portion 82 protrudes in the radial direction of the outer tub 54b below the reservoir 66. The second connecting portion 84 protrudes in the radial direction of the outer tub 54b to the lower outer tub 54b than the first connecting portion 82, and the first and second connecting portions 82 and 84 are the flow hose 86. ) Are formed in the same diameter so that they can be connected without directivity.

As described above, when the first and second connection parts 82 and 84 are formed to protrude in the radial direction of the outer tub 54b, an injection resin is introduced into the mold, and the first tub when the outer tub 54b is injection molded. Since the injection direction of the two connecting portions 82 and 84 and the injection direction of the outer tub 54b are formed in the radial direction of the outer tub 54b, the structure of the mold is simplified.

On the other hand, the flow hose 86 has a cylindrical tube shape so that one end and the other end has the same inner diameter as the outer diameter of the first and second connectors 82 and 84 so as to be connected to the first and second connectors 82 and 84. It is formed in, and is formed between the corrugated pipe shape so that it can be installed to bend.

Here, the size of the reservoir 66 and the diameter of the first, second connection portion 82, 84 and the flow hose 86 is the storage capacity of the reservoir 66 in accordance with the drainage speed of the dryer 70 And a storage capacity of the reservoir 66 and a drainage of the flow hose 86 so that the water drained from the dryer 70 does not overflow from the reservoir 66 after the drainage rate of the flow hose 86 is determined. It is determined by considering the speed.

Therefore, since the first connection portion 82 is located above the second connection portion 84, the water collected in the reservoir 66 is collected by the first connection portion 82, the flow hose 86, and the second connection portion 84. Inward through the outer tank (54b).

Of course, the outer tank 54b has a drainage hole 54b 'formed at the bottom to drain the wash water, and a drain hose 68 is connected to the drainage hole 54b', and the drainage hole 54b 'is installed. ) And a drain valve assembly 69 for controlling the drainage of the wash water between the drain hose 68.

Therefore, the water drained from the dryer 70 is introduced into the outer tank 54b through a circulation structure formed at one side of the outer tank 54b, and the water accumulated inside the outer tank 54b is discharged through the drain valve (not shown). It is drained to the outside under the control of hour).

Looking at the operation of the present invention configured as described above are as follows.

First, when water is drained as the dryer 70 is operated, the water is guided into the back panel 52d of the washing machine along the drain hose 72 of the dryer, and the end of the drain hose 72 of the dryer. Water falling in is collected in the reservoir 66 on the upper one side of the outer tank (54b).

Next, the water collected in the reservoir 66 is introduced into the second connector 84 along the flow hose 86 through the first connector 82 to flow along the inner wall of the tub 54b. The water collected in the outer tub 54b is guided to the outside through the drainage hole 54b 'and the drain hose 68.

At this time, the dryer 70 is usually operated after the completion of all the washing process is controlled so that the drain valve is opened when the dryer 70 is operated, or by detecting that water is introduced into the reservoir 66, the drainage The valve is controlled to open.

The washing tub structure of the washing machine according to the present invention configured as described above has a first connection portion protruding in a radial direction at the lower side of the reservoir where water falling from the dryer is collected, and a first protruding radially in the lower outer tank of the first connection portion. Since two connection parts are formed, and the flow hose is installed therebetween, two connection parts can be injected at the same time during the external injection, thereby simplifying the mold structure and reducing the manufacturing cost.

In addition, since the first and second connection portions are formed at positions vertically close to each other, and the flow hoses are installed therebetween, material costs are reduced and workability is improved.

Claims (5)

In the washing machine provided with the dryer so that the water drained from the dryer falls into the reservoir formed on the upper side of the outer tank of the washing machine, The outer tank has a washing tank structure of the washing machine, characterized in that the circulation means for the water collected in the water storage portion is introduced into the outer tank to drain. The method of claim 1, The circulation means includes a first connection portion projecting radially in the water storage portion, a second connection portion projecting radially in a lower outer tank of the first connection portion, and a flow hose installed between the first and second connection portions. Washing tank structure of the washing machine characterized in that the configuration. The method of claim 2, The first and second connection parts of the washing tub of the washing machine, characterized in that the cylindrical shape is formed at regular intervals up and down on the upper side of the outer tub. The method of claim 2, The first and second connection portions of the washing tub structure of the washing machine, characterized in that the diameter is formed the same so that one end or the other end of the flow hose. The method of claim 2, The flow hose has a straight cylindrical tube shape so that one end and the other end can be connected to the first and second connection portions, respectively, and the tub structure of the washing machine, characterized in that the corrugated pipe shape can be bent and installed therebetween.