KR100808861B1 - Drum type washing machine having steam production device - Google Patents

Abstract

The present invention relates to a drum washing machine having a steam generator for spraying steam into a rotating tank to improve sterilization and washing performance.

Drum washing machine having a steam generating device according to the present invention is configured so that the steam bracket fixing the steam generating device and the strength reinforcing plate for supporting the steam bracket can be coupled, separated in a sliding manner, assembling and disassembling the steam assembly When the injection nozzle provided at the end of the steam generator or the connection hose connected to the injection nozzle can be prevented from being caught by the upper plate provided on the front of the drying duct, it is possible to improve the assembly and serviceability of the steam generator. .

Description

Drum Washing Machine with Steam Generator {DRUM TYPE WASHING MACHINE HAVING STEAM PRODUCTION DEVICE}

1 is a perspective view showing the overall appearance of a drum washing machine having a steam generator according to the present invention.

Figure 2 is a perspective view showing the structure of the steam bracket and the strength reinforcing plate according to the present invention.

3 is a perspective view showing a process in which the steam bracket of the present invention is combined with a strength reinforcing plate.

Explanation of symbols on the main parts of the drawings

25: drying duct 28: upper plate

29: inflow nozzle 30: strength reinforcing plate

32: sliding groove 34: screw fastener

40: steam generator 41: injection nozzle

42: connection hose 50: steam bracket

51: fixed portion 52: insertion portion

54: screw fastening 56: support

60: Steam Assembly

The present invention relates to a drum washing machine, and more particularly, to a drum washing machine having a steam generator that can improve the sterilization and washing performance by spraying hot steam into the rotating tank.

In general, the drum washing machine is installed in a horizontal tank and the inside of the tank to wash by using the friction of the rotating tank and water rotated by the driving force of the motor in the state in which detergent, washing water and laundry are put in a lot of users recently have.

The drum washing machine is equipped with a hot air generating device for generating hot air to dry the laundry quickly after the washing process, and adds a drying function to dry the laundry quickly by blowing hot air through the drying duct. In particular, in recent years has been coming up to the drum washing machine equipped with a steam generator to inject hot steam into the rotary bath to improve the sterilization and washing performance. Korean Laid-Open Patent Publication No. 10-2004-0085509 shows a drum washing machine having such a steam generator.

In order to inject steam generated from the steam generator into the rotary tank, a drying duct communicating with the rotary tank is sometimes used. In this case, the steam generated from the steam generator is connected to the rotary tank by connecting the steam generator and the drying duct with a connection hose. It was put inside.

However, when the steam generator is fixed, a nozzle or a connection hose of the steam generator is provided on the washing machine and caught on the upper plate supporting the upper cover, so that the steam generator is not easy to assemble or disassemble in the drum washing machine. This took a lot of time.

The present invention is to solve the above problems, an object of the present invention is to provide a drum washing machine having a steam generator that can be easily assembled and disassembled in the drum washing machine.

In order to achieve the above object, a drum washing machine having a steam generating device according to the present invention, an upper plate for supporting an upper cover forming an upper surface of a housing, a strength reinforcing plate provided between the upper plate, and steam for making steam And a steam bracket for fixing the steam generator to the strength reinforcing plate.
In addition, the steam bracket is characterized in that coupled to the strength reinforcing plate in a sliding manner.
In addition, the steam bracket includes a fixing portion for fixing the steam generating device and an insertion portion inserted to support the steam bracket on the strength reinforcing plate, the strength reinforcing plate is inserted into the sliding groove so that the insertion portion can slide It is characterized by the provision.
In addition, the insertion portion of the steam bracket is inserted into the sliding groove is characterized in that it is finally coupled by a screw after sliding.
In addition, the steam generator is connected by a drying duct and a connection hose for guiding hot air to dry the laundry, the steam generated in the steam generator is characterized in that it enters the water tank through the drying duct.

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Hereinafter, a drum washing machine having a steam generator according to the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1, the drum washing machine according to the present invention includes a cylindrical water tank 11 in which washing water is filled in the housing 10 forming an external appearance, and a cylindrical water inside the water tank 11. The rotating tub 12 is rotatably installed.

At this time, the water tank 11 and the rotating tank 12 is opened to the front side so that the user can put and take out the laundry from the front, the housing 10, the opening of the water tank 11 and the rotating tank 12 The door 13 is hinged to one side of the front side to open and close the door.

A drain pipe 15 and a drain pump 16 are installed at the lower side of the water tank 11 to allow the washing water to be drained to the outside, and the water tank 11 to absorb vibrations generated when the rotary water tank 12 is rotated. Suspension device 17 for supporting the is provided.

The rotating tub 12 is rotated by receiving a rotational force from the driving motor 18 installed in the inner lower portion of the housing 10, and a through hole 12a is provided on the outer circumferential surface to allow water to flow in and out. . In addition, a plurality of lifters 12b protruding inwardly are installed inside the rotary tub 12 so that the laundry is washed upward by pulling the laundry upward as the rotary tub 12 rotates.

The upper part of the rotary tub 12 is provided with a hot air supply device 20 for supplying hot air to dry the laundry quickly after the washing administration.

The hot air supply device 20 is connected to the motor 21 by a motor 21 and a belt 22 for generating power to guide the air supplied by the rotating force of the fan 23 and the fan 23 that rotate. It consists of a drying duct (25). Inside the drying duct 25, a heater (not shown) for heating air supplied by the rotational force of the fan 23 is provided. The drying duct 25 communicates with the upper portion of the front surface of the water tank 11, and supplies the hot air heated by the heater to the water tank 11, and the laundry inside the rotary tank 12 is dried by hot air while rotating. . The drying duct 25 is divided into a heater mounting unit 25a in which a heater is mounted therein and a nozzle mounting unit 25b in which a connection nozzle described later is mounted along the upper outer surface of the water tank 11.

An upper cover (not shown) constituting the upper surface of the housing 10 and an upper plate 28 fixed with a screw or the like while being supported by the upper cover are provided on the upper portion of the housing 10. The upper plate 28 is divided into a front upper plate 28a provided at the front of the housing and a rear upper plate 28b provided at the rear of the housing. A strength reinforcing plate 30 is provided between the front top plate 28a and the rear top plate 28b to connect the two plates 28a and 28b to each other and to reinforce the strength of the top cover.

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On the other hand, the upper portion of the housing 10 is equipped with a steam generator 40 for injecting steam to improve the sterilization and washing performance. Steam generator 40 is preferably a direct steam generator 40 to control the water inlet valve (not shown), so that the water is introduced into the heater little by little to convert the water directly into steam with a large amount of heat. One end of the steam generating device 40 is provided with an injection nozzle 41 for injecting steam made by the state change of the introduced water.

The nozzle mounting portion 25b on the front surface of the drying duct 25 is provided with an inflow nozzle 29 for introducing steam made by the steam generator 40 so as to correspond to the injection nozzle 41. The injection nozzle 41 and the inlet nozzle 29 are connected by a connection hose 42, and the portion where the nozzles 29, 41 and the connection hose 42 are coupled is fastened with a clip or the like to connect the hose 42. Is prevented from falling out of the nozzles 29 and 41.

As such, by connecting the steam generator 40 and the drying duct 25, steam generated in the steam generator 40 may enter the rotary tub 12.

The steam generating device 40 for generating steam is fixed to the strength reinforcing plate 30 to which the silver nano device (not shown) and the current gas spring 37 are fixed, and the steam generating device 40 is the strength reinforcing plate 30. In order to fix on, a steam bracket 50 for fixing the steam generating device 40 is required.

As shown in FIG. 2, the steam generator 40 is combined with the steam bracket 50 and the screw 45 to form a steam assembly 60 which is one assembly. The steam assembly 60 to which the steam generator 40 and the steam bracket 50 are coupled is not preferably separated once combined. The reason for this is that the steam generator 40 is usually manufactured by aluminum die casting. When the screw 45 is loosened and twisted, the screw fastening holes provided in the steam generator 40 are agglomerated, and the steam bracket 50 and This is because the bonding strength of is significantly reduced. Therefore, the steam assembly 60 is preferably treated as one part.

Steam bracket 50 is a member such as a plate is bent a plurality of times the fixing portion 51 for fixing the steam generating device 40 and the insertion portion is inserted to support the steam bracket 50 to the strength reinforcing plate 30 52 is provided. The insertion part 52 is provided with a plurality of screw fastening holes 54.

The strength reinforcing bracket 30 to which the steam bracket 50 is fixed is provided with a sliding groove 32 so that the insertion portion 52 can be inserted and slide. The width of the sliding groove 32 is slightly larger than the thickness T of the insertion portion 52, and the length is about 1.5 times the length L of the insertion portion.

A process of assembling and disassembling the steam assembly 60 in which the steam generator 40 and the steam bracket 50 are coupled to the strength reinforcing plate 30 will be described with reference to FIG. 3.

As shown in (a) of FIG. 3, after assembling the steam assembly 60 and inserting the insert 52 into the sliding groove 32 to assemble the steam assembly 60 to the strength reinforcing plate 30, When the steam assembly 60 is laid down again, the upper surface of the insertion portion 52 and the lower surface of the bracket spring 30 come into close contact, and the lower surface of the support portion 56 of the steam bracket 50 is the strength reinforcing plate 30. It is supported while being in close contact with the upper surface of the

In this state, when the steam assembly 60 is slid forward, the screw fastening hole 54 provided in the insertion portion 52 and the screw fastening hole 34 provided in the strength reinforcing plate 30 coincide with each other. When the screw 36 is fastened to, the steam assembly 60 is coupled to the strength reinforcing plate 30, as shown in Figure 3 (b).

When the steam generator 40 breaks down and the steam assembly 60 is disassembled from the strength reinforcing plate 30, the process proceeds in the reverse order of the assembly process.

First, loosen the screw 36, slide the steam assembly 60 to the rear, stand up the steam assembly 60, pull out the insertion portion 52 from the sliding groove 32, the steam assembly 60 is reinforced It is separated from the plate 30.

If the groove is formed in the rigid reinforcement plate 30 in the same length as the length of the insertion portion 52 of the steam bracket 50 without adopting the sliding method, the steam generator 40 when the steam assembly 60 is rotated. The injection nozzle 41 or the connecting hose 42 of the is caught by the upper plate 28, and it will take a considerable time to disassemble the steam assembly 60 from the strength reinforcing plate 30.

As described above, by assembling and disassembling the steam assembly 60 to the strength reinforcing plate 30 in a sliding manner, it is possible to increase the assembly and serviceability.

The drum washing machine having the steam generator according to the present invention configured as described above is coupled to the steam bracket fixing the steam generator and the strength reinforcing plate supporting the steam bracket in a sliding manner, thereby assembling and servicing the steam generator. Can improve the sex.

Claims (5)

And an upper plate for supporting an upper cover constituting the upper surface of the housing, a strength reinforcing plate provided between the upper plate, a steam generator for generating steam, and a steam bracket for fixing the steam generator to the strength reinforcing plate. Drum washing machine having a steam generator, characterized in that. The method of claim 1, Drum washing machine having a steam generating device, characterized in that the steam bracket is coupled to the strength reinforcing plate in a sliding manner. The method of claim 2, The steam bracket includes a fixing part for fixing the steam generating device and an insert part inserted into the steam bracket so as to be supported by the strength reinforcing plate, and the strength reinforcing plate is provided with a sliding groove such that the insert is inserted and slides. Drum washing machine having a steam generator, characterized in that. The method of claim 3, wherein The drum washing machine having a steam generator, characterized in that the insertion portion of the steam bracket is inserted into the sliding groove and is finally joined by a screw. The method of claim 1, The steam generator is connected by a drying duct and a connection hose for guiding hot air to dry the laundry, and the steam generated in the steam generator enters the water tank through the drying duct. Drum Washing Machine.

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