KR100758363B1 - Cleaning apparatus for drum washing machine - Google Patents

Abstract

A cleaning device of a drum type washing machine is provided to wash woolen fabric or fur using water without damage or shrinkage by ejecting water into a basket using a shower head. In a drum type washing machine, a water supply unit(100) comprises an injection port(110a), a shower head(111), a drainage port(110b), and a pump. The injection port is formed at an upper surface of an outer case(110) in which water is injected. The shower head is formed at an internal part of the outer case. A plurality of ejecting holes is formed at the shower head to eject water to a basket. The drainage port is formed at a lower surface of the outer case to drain water to the outside. The pump pressurizes water discharged from the drainage port and transfers to an inlet port. The laundry in the basket is cleaned by water ejected from the shower head.

Description

[0001] The present invention relates to a cleaning apparatus for a drum washing machine,

1 is a conceptual view of a conventional drum washing machine,

2 is an exploded perspective view of the drum type washing machine of the present invention,

FIG. 3A is a cross-sectional view and a partially enlarged view of the washing water supply portion of the present invention,

3B is an exploded perspective view of the filter used in the present invention,

4A and 4B are perspective views illustrating a basket of the present invention and a conceptual view explaining its operation,

5 and 6 are a conceptual view and an exploded perspective view of the liquid detergent supply unit of the present invention,

7A and 7B are a conceptual view and an exploded perspective view of the powder detergent supply unit of the present invention,

Fig. 8 is an exploded perspective view showing a cleaning device of the present invention with a drying device added thereto.

Description of the Related Art

100: wash water supply unit 110: outer tube

110a: inlet port 110b: drain port

111: shower head 111a: jet hole

120: basket 121: extruded bar

121a: through hole 130: filter

140: pump 200: liquid detergent supply part

210: Open type panel 220: Liquid detergent storage part

221: Storage tank main body 222: Accessory part

223: discharging portion 224: opening portion

230: input line 240: pump

300: powder detergent supply part 310: powder detergent storage part

311: storage unit main body 311a: water inlet

311b: Discharge port 312: Buffer plate

314: flow space part 315: hopper

320: water supply control unit 321: water injection line

322: solenoid valve

The present invention relates to a drum washing machine for washing laundries by spraying washing water. More particularly, the present invention relates to a drum washing machine for washing laundries by spraying washing water, A washing machine for washing laundry contained in a basket by a showerhead having a plurality of holes formed therein by washing the washing water.

Generally, a drum washing machine is a kind of washing machine which is composed of an outer tube horizontally installed and a basket rotated inside the outer tube. Such a drum type washing machine has many products including washing and drying functions, and will be described with reference to FIG. 1 attached hereto.

As shown in FIG. 1, the conventional drum type washing machine inserts the laundry into the basket 12, which is rotatably mounted in the outer cylinder 11, and then performs washing. At this time, the washing water is sufficiently supplied to the basket 12 so as to be able to lock the laundry, and then the basket 12 is rotated so that the friction between the laundry in the basket 12 and the basket 12, So that the laundry is cleaned.

However, in the case of the conventional drum type washing machine having such a configuration, as described above, friction between the basket and the laundry or the laundry occurs, and the laundry can be washed. However, when the laundry is made of fur or wool, Damage is likely to occur. As described above, in a general drum washing machine using water, proper washing can not be performed, and dry cleaning has to be used.

At this time, the organic solvent used for the dry cleaning uses a petroleum solvent or a nonflammable solvent, and the use of the solvent has a problem of fire risk or environmental pollution.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and it is an object of the present invention to provide a drum washing machine capable of washing the wool or fur using water by washing the washing water.

The above-described object is achieved by a shower head comprising: an inlet formed on an upper surface of an outer cylinder for introducing washing water; a shower head formed on the lower surface of the inlet and having a plurality of spray holes for spraying the injected washing water toward the basket; And a washing water supply unit configured to pressurize the washing water discharged from the drain hole and to pump the washing water to the inlet side so as to be washed by water, Can be achieved by a washing machine.

As described above, the present invention is a washing machine for a drum washing machine capable of washing fur, wool, and the like with water by spraying washing water onto laundry, and will be described with reference to the accompanying drawings and embodiments.

Referring to FIG. 2, an embodiment of the present invention is shown. In the above-described embodiment, the main components of the present invention are shown in detail, and the other parts are not shown in detail in relation to the known technology.

2, the drum washing machine of the present invention is provided with an outer cylinder 110 and a basket 120 which is rotated and positioned on the inner side of the outer cylinder 110, ). The panel P may be formed as a single plate, and may be installed separately from the two panels P1 and P2 as shown in FIG. At this time, a hole (A) is formed in the panel (P) so that the laundry can be put into or taken out from the basket (120).

Further, a door D for sealing the hole A is provided on one side of the front surface of the panel P.

The washing apparatus of the present invention is installed in a drum washing machine having such a configuration.

That is, the present invention has a technical idea of ejecting washing water as described above, and in order to accomplish this, the washing water supply unit 100 has a constitution, in addition, a liquid detergent supply unit 200 for supplying a liquid detergent, And a powder detergent supply unit 300 for supplying detergent.

3A, the washing water supply unit 100 includes a charging port 110a formed on the upper surface of the outer cylinder 110 to inject washing water and a charging port 110a formed on the inner surface of the charging port 110a, A shower head 111 having a plurality of spray holes 111a for spraying the injected washing water toward the basket 120 and a shower head 111 for spraying washing water sprayed from the basket 120 to the outside, And a pump 140 which pressurizes the washing water discharged from the drain hole 110b and pushes the washing water to the inlet 110a side.

That is, the washing water injected from the upper surface of the outer cylinder 110 passes through the shower head 111. At this time, the washing water passes through the spray hole 111a formed in the shower head 111, and the washing water is sprayed toward the basket 120 as if it is sprayed from the shower. At this time, laundry such as fur or wool is washed by the sprayed washing water.

In other words, in the conventional case, in order to clean the fur and the like, the fur or the like is immersed in the solvent for dry cleaning, and washing is carried out. In the case of using a drum washing machine using water as washing water, problems such as creasing and shrinkage have occurred . That is, the general drum washing machine is configured to store water and wash the basket 120 by rotating the basket 120 at a high speed. Therefore, when the fur or the like is washed by the above-described method, problems such as creasing and shrinkage occur.

However, according to the present invention, since the washing water is sprayed onto the laundry such as the fur contained in the basket 120 by the shower head 111, the laundry is washed, So that a complete washing can be performed.

Meanwhile, as shown in FIG. 2, the washing water that has been cleaned by the laundry is preferably pressurized through the pump 140 and sent back to the inlet 110a for circulation. This is so that when the liquid detergent or the powder detergent described later is introduced, the introduced detergent can be more thoroughly mixed with water while the detergent can be continuously used.

At this time, since the washing water often contains various foreign substances generated from the laundry, it is preferable to install a filter 130 for filtering the foreign matter. 3B, the filter 130 has a cylindrical filter body 131 and a filter F for filtering the foreign matter. A discharge port 133 for discharging the washing water discharged from the discharge port 110b of the outer cylinder 110 and a discharge port 133 for discharging the washing water filtered through the filtering wire F toward the pump 140 are formed do.

It is preferable that the cover 134 covers the filter body 131 so that the wash water does not protrude to the outside. It is also preferable to provide a handle 135 for lifting or closing the cover 134.

For example, a water supply unit W connected to an external water supply source may be connected to the pump 140 or the filter 130 to supply water to the water supply unit Water for use as wash water can be supplied. Such a configuration is a well-known configuration, and a detailed description thereof will be omitted.

Meanwhile, in the case of the basket 120, a protruding structure may be formed in the basket 120 to more reliably prevent wrinkling or shrinkage, and this will be described with reference to FIG. 4A.

As shown in FIG. 4A, a hollow bar having a triangular cross section is installed in the basket 120. The protruding bar 121 temporarily holds the laundry when the basket 120 rotates to mix the laundry stacked on the basket 120 up and down so that the discharged washing water can contact more laundry . At this time, in the present invention, a through hole 121a passing through one side of the protruding bar 121 is formed, and it is possible to more reliably prevent the occurrence of wrinkles and the like of the laundry by the through hole 121a.

Referring to FIG. 4B, washing water is sprayed into the basket 120 by the structure of the shower head 111 as described above. At this time, the jetted washing water temporarily hangs on the upper surface of the protruding portion of the protruding bar 121 and flows down (refer to the direction I). At this time, the flowing washing water leans the laundry hanging on the protruding bar 121 There is a fear that damage such as creasing to the laundry may occur. A plurality of through holes 121a penetrating through the protruding bar 121 are formed. That is, due to the configuration of the through-hole 121a, the wash water temporarily held on the protruding portion of the protruding bar 121 flows through the protruding bar 121 through the through hole 121a (direction II As a result, it is less affected by the laundry, and damage such as creasing can be prevented.

As described above, the present invention relates to a washing machine for a drum type washing machine, which uses water as washing water to wash the washing water such as fur and wool without damaging the drum.

At this time, it is also preferable to inject a detergent into the washing machine for more efficient washing. The liquid detergent supplying part 200 and the powder detergent supplying part 300 will be described below.

First, the liquid detergent supply unit 200 will be described with reference to FIG. The liquid detergent supply part 200 mainly comprises a liquid detergent storage part 220 for storing the liquid detergent and a pump 240 for pressing the liquid detergent. It is also preferable to use the open panel 210 as shown in FIG. 5 to accommodate the liquid detergent storage unit 220 at this time. That is, in the present embodiment, the open type panel 210 is disposed on the front surface of the panel P disposed on the outer cylinder 110, and the central portion thereof is opened to open the door D for opening and closing the outer cylinder 110 Closed. The control panel C and the indicator lamp L may be installed on the upper side of the panel 210 in addition to the liquid detergent storage 220 as described above. Can be mounted. This will be described later.

As shown in FIG. 6, the liquid detergent storage unit 220 includes a hexahedron-shaped storage tank body 221 for storing the liquid detergent, and a liquid detergent And a discharge port 223 for discharging the injected liquid detergent into the charging line 230. The indicator window I is connected to an opening part 224 are formed. That is, the instruction window I is provided with a scale to display the remaining amount of the liquid detergent stored.

Meanwhile, as shown in FIG. 6, the present embodiment adopts a structure in which the lower part of the open type panel 210 can be separated to accommodate the liquid detergent storage part 220. That is, the lower part of the open panel 210 is formed to be separable from the front part 212 and the rear part 213, and the liquid detergent injection part 222 of the storage tank body 221 can be inserted into the contact part. Grooves were formed. In the front panel 212 of the open panel 210, an instruction window display part 212a is formed in which the instruction window I is opened for observation from the outside.

The liquid detergent is transferred from the liquid detergent storage unit 220 to the outer cylinder 110 side using the injection line 230 and the pump 240 shown in FIG. And is injected into the laundry side.

At this time, the injection timing of the liquid detergent, the input amount, and the like can be controlled by controlling the pump 240. That is, as described above, a control unit C for controlling the pump 240 can be installed on one side of the open panel 210 and a sensor or the like is installed in the liquid detergent storage unit 220 The control unit C may check the remaining amount or the like. Also, when the liquid detergent is put in, it is also possible to light the indicator L installed at one side of the open type panel 210 so that the user can recognize that the liquid detergent is put in.

The liquid detergent storage unit 220 as described above is installed in the open type panel 210 so that the liquid detergent is supplied to the basket 120 inside the outer cylinder 110 through the pump 240 and the input line 230, The introduced liquid detergent is circulated like the washing water through the pump 140 (see FIG. 2) for discharging the washing water to the drain port 110b of the outer tube 110, .

On the other hand, a powder detergent as well as the liquid detergents described above can be used. At this time, the powder detergent must be mixed with water by supplying it together with its characteristics, and such a structure will be described with reference to FIG.

The powder detergent supply part 300 of the present invention for supplying the powder detergent mainly comprises a powder detergent storage part 310 for storing and discharging the powder detergent and a water supply part 300 for supplying water to the powder detergent storage part 310. [ And a control unit 320.

The powder detergent storage unit 310 includes a storage unit main body 311 having a hollow shape for mixing and storing the powdered detergent and water and having an open upper part and a condenser 311 disposed below the storage unit main body 311, and a hopper 315 having a cone shape, that is, a shape that decreases in size toward the lower side.

Water is injected into the storage unit main body 311 through a water inlet 311a formed at one side of the storage unit 311 and is discharged through a discharge port 311b formed at the opposite side. In order to mitigate the impact of water entering through the water inlet 311a, a buffer plate 312 is installed on the water inlet 311a. That is, as the buffer plate 312 hits the water, the shock is mitigated and easily mixed with the stored powder detergent. At this time, it is also possible to divide the storage unit main body 311 into a partition 313 and partition various areas as shown in FIG. 7A.

Meanwhile, it is preferable that the mixed water and the powder detergent go through the flow space part 314 connected to the hopper 315 to enter the hopper 315 after more complete mixing.

That is, the flow space portion 314 extends from the storage portion main body 311 and is installed at one side of the discharge port 311b, and a space is formed therein, and the bottom surface is opened, Water and detergent can flow.

Meanwhile, the water supply control unit 320 for supplying water for mixing the powder detergent includes a water inlet line 321 for receiving water from the outside and injecting water into the storage unit main body 311, a water inlet line 321 And a solenoid valve 322 for interrupting the water supply. That is, by controlling the valve 322, it is possible to control the supply or supply amount of water to make an optimal mixing state. At this time, the control may be performed by the control unit C mounted on the housing 210 of the liquid detergent supply unit 200.

The water and detergent collected in the hopper 315 are injected into the outer cylinder 110 through the injection line 330 as shown in FIG. 7B. At this time, it is preferable that a cover 316 covering the storage unit main body 311 is provided to prevent the water and the detergent from splashing out.

Various detergents can be supplied through the liquid detergent supply part 200 and the powder detergent supply part 300 described above, thereby enabling more efficient washing.

Hereinafter, a method of washing laundry using the cleaning device of the present invention having the above-described structure will be described.

First, the laundry is put into the basket 120. In addition, as described above, the washing water is supplied in a form of spraying to wash the laundry. After washing water is sprayed for a predetermined time, the basket 120 is rotated at a predetermined angle. The reason for this is that the laundry is stacked so that the laundry is evenly distributed to improve the cleaning efficiency. On the other hand, after rotating as described above, the water is stopped and the washing water is sprayed again. This process is repeated to perform the washing process. The process may be performed by inputting a predetermined program in advance to the control unit C and executing the program.

Of course, in this process, the powder detergent or the liquid detergent as described above can be supplied, which can be controlled by the control unit C described above.

As described above, it is also preferable that a drying device is added to the present invention capable of washing wool or fur even by water washing, so that washing and drying can be performed at the same time.

That is, as shown in FIG. 8, the first dry hot air injection unit H1 blown from the lower side of the outer cylinder 110 of the heated hot air heated by the known heater H, And a second dry hot air injecting unit H2 for introducing the hot air.

The second dry hot air injecting unit H2 injects hot air heated by the heater H into the duct T attached to the front surface of the panel P (the same structure as the panel shown in FIG. 2) The hot air is discharged through the opening T1 formed on the inner surface of the duct T. The hot air is discharged through the tub T2 having a plurality of through holes, To be injected into the basket (120). At this time, the dry hot air passing through the through-hole T2 collides with the lower surface of the door D and is injected into the basket 120. [

With this configuration, it is possible to construct a one-piece drum washing machine capable of washing and drying simultaneously.

As described above, conventionally, there has been a problem in that it is impossible to wash wool or fur with water when it is washed, so that it is necessary to use an organic solvent which generates a risk of fire or environmental pollution.

In the cleaning device according to the present invention, the shower head is formed on the upper surface of the outer cylinder and has a discharge port for discharging wash water, and a showerhead having a plurality of discharge holes formed in the bottom surface of the discharge port and discharging the injected cleaning water toward the basket. The laundry contained in the laundry can be washed by the washing water to be washed, so that the laundry such as fur and wool can be washed without damage such as wrinkling or shrinkage, and also, It is effective.

Claims (5)

A washing machine comprising: a drum having a plurality of through holes formed therein for receiving and rotating laundry; and an outer tube for receiving the basket, wherein a detergent supply unit for supplying detergent to the outer tube, and a drying device for drying the washed laundry, In a washing machine, An inlet port formed on an upper surface of the outer cylinder to inject wash water, A showerhead formed on the lower side of the inlet port, that is, on the inner surface of the outer cylinder, and having a plurality of spray holes for spraying the injected washing water to the basket side; A drain port formed on a lower surface of the outer cylinder to drain the washing water sprayed to the basket, And a pump for pressurizing the washing water discharged from the drain port and feeding the washing water to the inlet port side, Washing the laundry in the basket by washing water sprayed from the showerhead, The detergent supply unit may include a hexagonal storage tank body storing a liquid detergent to be supplied to the outer cylinder, a liquid detergent injection unit formed on an upper surface of the storage tank body, A liquid detergent storage unit installed at an opening formed in one side of the storage tank body, and an indication window provided in the opening unit and displaying a scale for indicating a storage amount of the liquid detergent; And And a liquid detergent supply unit configured to pump the liquid detergent, the liquid detergent supply unit being installed on an input line through which the liquid detergent is discharged from the discharging unit of the storage tank body and is injected into the outer tube. The method according to claim 1, A hollow bar shaped protruding bar having a triangular cross section is protruded on the inner side of the basket, and the protruding bar is provided with a protruding bar, in which the protruding bar is connected to the protruding bar, And a plurality of through holes are formed in the drum. delete 3. The method according to claim 1 or 2, The detergent supply unit includes a reservoir body having a hollow shape for storing and mixing water and a powder detergent to be supplied to the outer tube, A cone-shaped hopper which is formed at a lower side of the storage unit main body and supplies powder detergent and water to the outer cylinder through a supply line connected to the outer cylinder, A water inlet formed at one side surface of the storage unit main body and supplied with water, A buffer plate installed on the upper side of the water inlet and having a shape of '┏' so as to collide with the water introduced through the water inlet, A discharge port formed on the other side of the storage unit main body for discharging the powder detergent and water, The bottom surface of which is opened at one side of the discharge port and is made into a flow space portion through which the powder detergent and water are introduced from the discharge port and flows into the hopper through the opened bottom surface A powder detergent storage part, A water supply line connected to the water inlet for supplying water to the powder detergent storage unit and a water supply control unit provided in the water inlet line and serving as a solenoid valve for controlling water supply, Further comprising a powder detergent supply unit for supplying the powdered detergent to the outer tube. 5. The method of claim 4, The drying apparatus includes a first dry hot air injecting unit for injecting dry hot air heated by a heater through a lower surface of the outer cylinder, A second dry hot air injecting part including a panel disposed on the front surface of the outer tube, a duct-shaped duct provided on the front surface of the panel, an opening part opened to one side of the inner side of the duct, and a tub plate covering the opening part including, And the washing and drying can be carried out integrally.

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