KR20070113639A - Dish washer - Google Patents

Abstract

A dishwasher is provided to preclude a sump from being separated from a base by installing dampers and vibration proof members and supporting a cleaning motor. A dishwasher comprises a base(100), a sump(30), a cleaning motor, and dampers(110,130). The sump is installed to the base. The cleaning motor is joined with the sump. The dampers are installed to the base to prevent the sump from being fluctuated from the base. An insertion part(120) is extended from the bottom surface of the sump. The dampers are inserted in the insertion part. Vibration proof members are inserted between the base and the cleaning motor to absorb the vibration generated from the cleaning motor. The vibration proof members and the damper are separated with a predetermined gap.

Description

Dishwasher {Dish washer}

1 is a perspective view schematically showing a dishwasher in a state where a sump assembly according to the spirit of the present invention is coupled;

Figure 2 is an exploded perspective view showing a state in which the base and the sump is coupled according to the spirit of the present invention.

Figure 3 is an external perspective view showing a state in which the base and the sump is coupled according to the spirit of the present invention.

4 is a cross-sectional view of the portion "A-A" in FIG.

<Description of the symbols for the main parts of the drawings>

18: Tub 30: Sump

41: motor 100: base

110: sump fixed damper 120: damper insertion portion

130: motor fixed damper

The present invention relates to a dishwasher, and more particularly, to a dishwasher which allows the sump assembly mounted on the base of the dishwasher to be fixed without shaking or play, thereby preventing separation and breakage due to external impact.

In general, the dishwasher includes a dish rack for storing dishes in a tub, a spray nozzle for spraying the washing water onto the dishes stored in the dish rack, a sump, a washing pump, and a washing motor for supplying the washing water to the spray nozzle. .

In detail, the general dish washer having the above configuration is configured such that the washing pump is driven to spray the washing water stored in the sump into the spray nozzle. In addition, the washing water sprayed from the spray nozzle is ejected at a high pressure to hit the surface of the dish stored in the dish rack. Therefore, the dirt on the surface of the tableware is separated by the water pressure of the washing water that strikes the surface of the tableware.

In addition, the dish washing process includes a rinsing process to wash away the dirt from the dishes, a hem process to rinse the dishes after the washing process is finished, and a drying process to remove moisture from the surface of the dish after the rinsing is finished. Is done.

The conventional dishwasher includes a fastening part formed as a groove on the bottom surface of the base, and has a sump assembly structure in which the sump is seated on the fastening part.

However, the sump assembly fastening structure as described above has a problem in that the sump is removed from the base because the sump is not securely fixed to the upper surface of the base by the one fastening part in the process of coupling the base to the dishwasher.

Therefore, there is a problem that the sump may swing or deviate from the base not only during the assembly process of the dishwasher but also during the washing process.

The present invention has been proposed to solve the above problems, an object of the present invention is to improve the coupling structure of the sump assembly, to provide a dishwasher equipped with a sump assembly for fixing the sump assembly to the base more firmly without shaking. do.

Dishwasher equipped with a sump assembly according to the present invention for achieving the object as described above is a base, a sump installed on the base; and a washing motor coupled to the sump and the sump oscillate from the base It includes a damper provided in the base to prevent.

In addition, a sump, a washing motor coupled to the lower side of the sump, a base on which the sump is seated, and a plurality of shaking preventing members for preventing the shaking of the sump and the washing motor are included.

By such a configuration, there is an effect that the sump assembly is prevented from being separated and broken from the base by external and / or internal impact generated during washing or assembling work.

Hereinafter, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the spirit of the present invention is not limited to the embodiments presented, and other embodiments included within the scope of other inventive inventions or the scope of the present invention can be easily made by adding, changing, or deleting other elements. I can suggest.

The damper insert described below may be referred to as an insert. In addition, the motor fixing damper may be referred to as an anti-vibration member or a motor supporting member, and the sump fixing damper may be referred to as a damper or a sump supporting member. In addition, the motor fixing damper and the sump fixing damper may be integrated and named as a shaking prevention member.

1 is a side cross-sectional view schematically showing a dishwasher equipped with a sump assembly according to the present invention.

Referring to Figure 1, the dishwasher according to the present invention forms a tub, a tub 18 having a dish washing tank formed therein, a door 2 formed on the front of the tub 18 to open and close the washing tank, A display unit 20 mounted on an upper portion of the front of the tub and having buttons for controlling various washing strokes, a sump 30 formed at the center of the bottom surface of the tub 18 to store washing water, and the sump ( It is installed inside the 30) includes a heater 50 for heating the washing water to a high temperature.

In addition, the washing pump 40 is connected to the sump 30 and pumps the washing water stored in the sump 30 at a high pressure, and is attached to a rear surface of the washing pump 40 to drive the washing pump 40. The motor 41 is included.

Here, the motor 41 is seated on the motor fixing damper 130 formed in the base 100. In addition, a damper insertion part (see FIG. 3) is formed in the sump 30, and a damper fixing damper according to the invention formed in the base 100 in the damper insertion part 120 of the sump 30. 110) securely seated.

In addition, the water guide 19 and the upper surface of the sump 30, which is a path for the washing water pumped from the washing pump 40 is moved, formed on the bottom of the washing tank to spray the washing water upwards A lower nozzle 15 and an upper nozzle 14 attached to an upper portion of the water guide 19 and extending in a vertical direction from the water guide 19 and positioned at a central portion of the washing tank, Is formed in the ceiling portion includes a top nozzle 24 for spraying the washing water vertically downward.

In addition, the upper rack 11 is mounted on the upper side of the upper nozzle 14 so that the dishes are washed by the upper nozzle 14, and the lower nozzle 15 so that the dishes are washed by the lower nozzle 15. Lower rack 12 is mounted to the upper side of the).

Hereinafter will be described the operation of the dishwasher according to the present invention.

First, the user opens the door 2 of the dishwasher and pulls the upper rack 11 and / or the lower rack 12 out of the washing tank. After storing the dishes in the racks 11 and 12, the door 2 is closed and power is applied to operate the dish washing machine.

On the other hand, when power is applied to the dishwasher and the washing step is performed, the washing water delivered from the water supply is introduced into the sump 30. After a certain amount of washing water flows into the sump, the motor 50 is operated. As the impeller (not shown) provided in the washing pump 40 connected to the motor 50 is axially rotated, the washing water is alternately pumped to the lower nozzle 15 or the water guide 19.

In addition, the wash water pumped by the water guide 19 is finally moved to the top nozzle 24, the upper nozzle 14 is injected into the washing tank. In addition, the dishes stored in the racks 11 and 12 are washed by the sprayed washing water. Here, the top nozzle 24 sprays the washing water vertically downward, and the upper nozzle 14 Silver is sprayed washing water vertically upward, the dishes stored in the upper rack 11 is washed.

In addition, the lower nozzle 15 is sprayed with the washing water vertically upward, the dishes stored in the lower rack 12 is washed. In addition, by forming an injection hole in the bottom surface of the upper nozzle 14, the washing water is sprayed in both up and down directions, it can be configured to simultaneously wash the upper side of the tableware accommodated in the lower rack (12).

In addition, the dirty washing water collected in the sump 30 in the washing step is filtered foreign matter by a filter (not shown). In addition, the washing water filtered with foreign matter is discharged to the outside of the dishwasher through a drain pump (not shown).

In addition, when the washing water is discharged to the outside, clean washing water is introduced into the sump 30 again through an inlet, and sprayed through the spray nozzles 14 and 15 in the same manner as the washing step. The dishware is subjected to a heat rinsing step by the sprayed clean washing water. After the heating rinsing step is completed, the washing operation is completed by going through a drying step.

2 is an exploded perspective view illustrating a state in which a base and a sump are coupled according to the spirit of the present invention, and FIG. 3 is a state diagram illustrating a state in which the base and the sump are coupled according to the spirit of the present invention. It is sectional drawing of A-A 'part.

2 to 4, the sump assembly according to the present invention includes a base 100 mounted on a lower surface of the dishwasher, a motor fixing damper 130 and a sump fixing damper 110 formed on the base, A sump 30 fixed to the dampers 110 and 130 is included.

In addition, a pump low cover 43 seated on an upper surface of the sump 30, a verio valve 45 coupled to an upper surface of the pump low cover 43, and an impeller 44 coupled to the verio valve. ), A pump upper cover 46 covering the upper surface of the verio valve 45, and a guide cover 47 seated on the upper surface of the pump upper cover 46 to guide the flow path of the washing water.

Hereinafter, the configuration of the sump assembly formed at the lower end of the sump coupled to the base will be described in detail.

In detail, the motor fixing dampers 130 are symmetrically formed to face each other at the central portion of the inner surface of the base 100. The sump fixing damper 110 is formed at a point deviating from an imaginary line connecting the motor fixing damper 130 which is formed to face each other and is symmetrically. The motor fixing damper 130 and the sump fixing damper 110 may be formed at positions spaced apart from each other by a predetermined distance from the center of the bottom surface of the base 100. That is, the motor fixing damper 130 and the sump fixing damper 110 are positioned within the range of the diameter formed by the bottom surface of the sump 30 to support the sump.

Preferably, the sump fixing damper 110 described in the present invention is described as forming a virtual triangle connected to the two motor fixing dampers 130, but is not limited thereto, and the virtual fixing polygon is formed to form a virtual polygon. The dampers 110 and 130 may be formed, which will be found in advance in the spirit of the present invention.

In addition, the motor fixing damper 130 has a rectangular shape and is formed to protrude a predetermined length from the inner bottom surface of the base 100. In addition, the motor 41 is seated and fixed to the motor fixed damper 130. Here, the motor 41 may be easily mounted to the motor fixing damper 130 by a bracket or the like.

On the other hand, as shown in Figure 5, the sump fixed damper 110 has a circular cylindrical shape, is formed to protrude a predetermined length from the inner bottom surface of the base 100.

In addition, a drain chamber 42 connected to the drain pump is formed at the lower end of the sump 30. In addition, a damper insertion unit 120 according to the present invention is formed at one side of the drain chamber 42. Here, the damper insertion portion 120 is recessed to a predetermined depth in a shape corresponding to the damper inserting portion 120 to be coupled to the sump fixing damper 110. In addition, the damper insertion part 120 is formed to protrude a predetermined length downward from a position spaced a predetermined distance from the center of the lower surface of the sump (30). Therefore, the sump fixed damper 110 is inserted into and fixed to the recessed damper insert 120.

In other words, when the sump 30 is seated on the base 100, the motor 41 is fixed to the motor fixing damper 130. In addition, the damper insertion part 120 is inserted into the sump fixing damper 110, so that the sump is firmly fixed to the base to prevent rocking.

Hereinafter, the process of combining the sump and the base will be described briefly.

First, both ends of the motor 41 are seated on the motor fixing damper 130 formed on the upper surface of the base 100, and screwed and fixed through bolts or the like. At this time, it is preferable that a fixing bracket or the like is installed at the motor 41 to facilitate coupling to the motor fixing damper 130.

In addition, after the motor 41 is seated, the sump 41 covers the motor 41 and is seated at a central portion of the inner surface of the base. Here, the damper insert 120 formed on the sump 30 is seated and fixed to the sump fixing damper 110 formed at a corresponding portion, and the sump assembly is completed.

Here, the motor 41 has a motor rotation shaft (not shown) protruding to the upper surface, the motor rotation shaft is inserted through a hole formed in the central portion of the sump 30 so that the rotational force of the motor is transmitted. do.

According to the configuration as described above, the sump 30 may be firmly fixed to the base 100 without being shaken.

By the sump assembly coupling structure according to the present invention constituting the configuration as described above, the sump assembly is prevented from being separated and broken from the base by the external and / or internal impact generated during the washing or assembly operation of the dishwasher It is effective.

In addition, by the sump assembly coupling structure, there is an advantage that the sump assembly and the base can be more easily combined.

Claims (6)

Base; A sump installed in the base; A washing motor coupled to the sump; And And a damper provided at the base to prevent the sump from rocking from the base. The method of claim 1, And a insert portion extending from the bottom surface of the sump, into which the damper is inserted. The method of claim 1, It is further included between the base and the washing motor, the dustproof member for absorbing the vibration generated from the washing motor, The dustproof member and the damper are each formed in a position spaced apart a predetermined distance dishwasher. The method of claim 1, And a dustproof member which supports the washing motor and is installed at a position where the sump is three-point supported together with the damper. Sump; A washing motor coupled directly below the sump; A base on which the sump is seated; And a plurality of rocking prevention members for preventing rocking of the sump and the washing motor. The method of claim 5, The rocking preventing member includes a motor support member for supporting the washing motor; A sump support member connected directly to the sump, The sump is supported by at least three points by the shaking preventing member.

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