KR101192196B1 - Dish fixing apparatus of a dishwasher - Google Patents

Abstract

Disclosed is a dish fixing device of a dishwasher, which stably supports various sizes of dishes supported on a rack to prevent damage of the dishes due to a collision. An inner accommodating space is formed in the main body of the dishwasher to accommodate the dishes for washing, and a rack in which the dishes are loaded is mounted to be able to be pulled in and out of the main body. The rack on which the dishes are loaded is equipped with fixing means which protrude perpendicularly to the bottom of the rack and whose inclination is adjusted. By such a configuration, the inclination of the fixing means is varied according to the size of the utensils stacked on the rack, so that the utensils can be prevented from being damaged due to the crash of the utensils during the washing operation.

Dishwasher, main unit, rack, fixing means, movable member, rotating fixture, vertical bar

Description

Dish FIXING APPARATUS OF A DISHWASHER}

1 is a perspective view showing a dishwasher having a conventional structure;

2 is a cross-sectional view showing the rack of the dishwasher shown in FIG.

3 is a perspective view showing a tableware fixing device of the dishwasher according to the first embodiment of the present invention;

4 is an exploded perspective view illustrating a part of the dish fixing apparatus of the dish washing machine shown in FIG. 3;

5 and 6 are cross-sectional views showing a tableware fixing device of the dishwasher shown in FIG.

5 is a cross-sectional view showing a state in which the vertical bar shown in FIG.

6 is a cross-sectional view showing a state in which the vertical bar shown in FIG. 3 is inclined;

7 is a cross-sectional view showing a tableware fixing device of the dishwasher according to the second embodiment of the present invention.

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

10: body 110: rack

111: horizontal bar 120: fixing means

121: vertical bar 121b: bent portion

122a, 122b: rotating projection 130: rotating fixture

131: fixing part 132: rotating part

140: movable member 142: movable shaft

142a: thread 143: fixing part

143a: fixing hole 144: rotating part

144a: Revolving Groove 145: Moving Hole

146: sliding part 147: rotating protrusion

148: rotating sphere 149: rotating movable sphere

The present invention relates to a dish fixing device of the dishwasher, and more particularly, to adjust the inclination of the vertical bar projecting in a direction perpendicular to the bottom surface of the rack according to the shape of the dish so as to more firmly support the dish. It relates to a dish fixing device of the dishwasher.

In general, the dishwasher is a washing process in which the washing water is sprayed to wash the dishes loaded therein, a rinsing process in which water is rinsed by spraying water on the finished dishes, and a hot air is blown through a blower fan to the heating means. It is an electric device that achieves dishwashing by sequentially passing the drying process of natural convection into a washing tank.

As shown in FIG. 1, a dishwasher having a conventional structure includes a main body 10 having a space for washing dishes therein, and a door hinged to open and close the opened front surface of the main body 10. 20).

An inner casing is formed inside the main body 10 by a tub 16, and upper guide racks 15 are mounted on both inner surfaces of the tub 16 in parallel to each other to wash dishes. A rack 12 consisting of a 12a and a lower rack 12b is slidably mounted on the guide rail 15 and detachably mounted thereon.

The rack 12 is formed by a plurality of horizontal bars are arranged and bent into a basket shape, a plurality of vertical bars 12c protruding in a direction perpendicular to the bottom surface of the rack 12 is inclined at a predetermined angle to equal intervals Is formed.

In addition, the injection arm 14 for ejecting the washing water to the dishes placed on the rack 12, respectively, the upper injection arm (14a) and the lower portion of the lower rack (12b) installed in the lower portion of the upper rack (12a) It consists of a lower injection arm (14b) is installed in the injection arm 14, the washing water supplied from the water pipe is sprayed upward through a plurality of injection holes formed in the upper surface of the injection arm 14 of the tableware The washing is in progress.

In addition, the injection arm 14 is able to spray the washing water evenly while the injection arm 14 rotates in response to the pressure of the washing water injected through the injection hole.

In addition, the upper injection arm (14a) is installed in the lower portion of the upper rack (12a) and a plurality of injection holes for spraying the washing water is formed on the upper surface to spray the supplied washing water toward the upper rack (12a) At the same time, the lower surface is formed with a structure in which the washing water is sprayed toward the lower rack (12b) by forming the injection hole toward the lower end in the same way as the injection hole formed on the upper surface. The lower injection arm 14b is installed at the lower end of the lower rack 12b to spray the washing water toward the upper part of the lower rack 12b.

However, as shown in FIG. 2, when the plates of various sizes are loaded in the rack 12, the vertical bars 12c are formed to be inclined at a predetermined slope with a predetermined interval, so that the plates of small sizes are loaded. Can be stably supported, but when a large size plate is loaded, the length of the supported section is smaller than the overall length of the plate, so it is more unstable than the small size plate. There is a problem that the position can be changed by the collision and damage with other parts.

The object of the present invention devised in view of the above point is to protrude perpendicularly to the bottom surface of the rack to adjust the inclination of the vertical bar supporting the tableware according to the size of the stacked tableware to support the tableware firmly The present invention provides a dishwashing device for a dishwasher.

Table dish fixing device of the dishwasher for achieving the object of the present invention as described above is a main body formed with an inner receiving space is accommodated for washing dishes; A rack in which dishes are loaded and drawn into and taken out of the main body; And fixing means which protrude vertically with respect to the bottom surface of the rack on which the dishes are stacked so that the tableware can stably support various shapes and its inclination is adjusted, wherein the fixing means protrudes vertically with respect to the horizontal bar. Vertical bars; A rotating fixture fixed to a horizontal bar constituting the rack and rotatably supporting the vertical bar; And a movable member connected to the vertical bar so that the vertical bar can be rotated with respect to the pivoting fixture, thereby adjusting the inclination of the vertical bar according to the size of the tableware to be more firmly supported.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT Hereinafter, a dish fixing device of a dish washing machine according to a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

3 is a perspective view illustrating a dish fixing device of a dish washing machine according to a first embodiment of the present invention, and FIG. 4 is a perspective view showing an exploded portion of the dish fixing device of the dish washing machine shown in FIG. FIG. 6 is a cross-sectional view illustrating a dish fixing apparatus of the dish washing machine shown in FIG. 3, FIG. 5 is a cross-sectional view showing a vertical bar shown in FIG. 3, and FIG. 6 is a vertical bar shown in FIG. 3. It is sectional drawing which shows the state.

As shown, the dish fixing device of the dish washing machine according to the first embodiment of the present invention includes a main body 10 having a space for washing dishes therein and a hinge coupled to open and close the opened front surface of the main body. It is made of a door 20, the inner casing is formed by the curve 16 in the interior of the main body 10, the guide rails 15 are mounted on both inner sides of the tub 16 in parallel to be washed Rack 110 consisting of the upper rack (110a) and the lower rack (110b) is loaded on the guide rail 15 and is detachably mounted.

The rack 110 is formed of a frame structure that is arranged so that the horizontal bar 111 cross each other and connect the rim, the fixing means 120 is protruded vertically to support the tableware and its inclination is adjusted to the bottom surface ) Is mounted.

The fixing means 120 includes a plurality of vertical bars 121 protruding at right angles to the horizontal bar 111 d and a plurality of rotating fasteners 130 and the rotating fasteners to rotatably support the vertical bars 121. The vertical bar 121 is rotated based on the reference numeral 130, and the movable member 140 is connected to the vertical bar 121 so that the inclination of the vertical bar 121 may be adjusted.

The vertical bar 121 is a horizontal bar (121a) having a predetermined length in the shape of a circular bar, each bent portion (121b) bent in the same direction at both ends of the horizontal portion (121a), and one bent portion (121b) is composed of rotating projections (122a, 122b) projecting at right angles to positions spaced apart by a predetermined distance from the ends of the bent portion (121b) of the other end. That is, the pivoting protrusions 122a and 122b are formed to form a horizontal line on the same horizontal position, and the bent portion 121b of one side is formed with the pivoting protrusion 122a at the end thereof, and the bent portion 121 of the other side is formed. It extends more longitudinally in the position in which the rotation protrusion 122b was formed.

The pivoting fixture 130 has a cylindrical shape and a fixing portion 131 through which a fixing hole 131a through which a horizontal bar 111 is inserted and fixed passes along a central axis, and is perpendicular to the longitudinal direction of the fixing portion 131. The rotating groove 132a protrudes to have a cylindrical shape and has an inner diameter corresponding to the outer diameter of the rotating protrusions 122a and 122b at its central portion, and is formed of the rotating portion 132 recessed to a predetermined depth.

The movable member 140 penetrates through the fixing piece 141 mounted on the bottom of the rack 110, and both ends thereof are rotatably supported, and a movable shaft 142 having a thread 142a formed along an outer circumferential surface thereof. A handle portion 142b having an enlarged cross section for easy grasping by hand at one end of the shaft 142, and is fastened to the movable shaft 142 to be transferred along the longitudinal direction and bent at the other side of the vertical bar 121. It consists of a rotary movable sphere 149 supporting the portion (121b).

The rotary movable hole 149 has a cylindrical shape and a movable hole having a female thread penetrating so that the movable shaft 142 can be inserted along the central axis thereof and engaged with a screw thread 142a formed on the outer peripheral surface of the movable shaft 142 on the inner circumferential surface thereof. The rotating part 143a protruded to have a cylindrical shape in a direction perpendicular to the longitudinal direction of the fixing part 143 and the fixing part 143 through which the 143a is penetrated, and a pivot groove 144a recessed in a circular cross-sectional shape by a predetermined depth is formed in the center thereof. A movable hole 145 having a rotating part 144 and a sliding hole 146a having a cylindrical shape and having an inner diameter corresponding to an outer circumferential surface of an end of the bent part 121b of the vertical bar 121 along a central axis thereof is provided. Rotating protrusion protruding in a direction perpendicular to the longitudinal direction of the sliding portion 146 so as to have an outer diameter corresponding to the inner diameter of the penetrating sliding portion 146 and the rotating groove 144a. Revolving mouth (148) )

The thread 142a formed on the outer circumferential surface of the movable shaft 142 has a triangular screw having a predetermined pitch, and a triangular portion is formed on the inner surface of the fixing hole 143a of the fixing part 143 into which the movable shaft 142 is inserted. It is preferable that the screw thread 142a is formed of a structure in which a female thread corresponding to the screw is formed. However, since the structure of the thread 142a is limited to only a triangular screw, the rotary movable tool 149 is moved by the rotation of the movable shaft 142 like a square screw. It may be formed of any shape of thread that can be made.

When the dish fixing device of the dish washing machine according to the first embodiment of the present invention configured as described above is operated in more detail according to the type of dish.

If you want to load the dish of the small plate size as shown in Figure 5 by rotating the movable shaft 142 so that the vertical bar 121 is perpendicular to the bottom surface of the rack 110, the rotary movable sphere 149 By adjusting the position of the vertical bar 121 will be able to stably support a small plate even while maintaining a right angle state.

On the other hand, if you want to load the dishes of large sized dishes, as shown in Figs. 4 and 6 by holding the handle portion 142b and rotating the movable shaft 142, the thread formed on the outer circumferential surface of the movable shaft 142 is rotated The position is moved while the female screw formed on the inner surface of the fixing hole 143a of the fixing part 143 and 142a is engaged.

When the position of the fixing part 143 is moved, the rotating protrusion 147 inserted into the rotating groove 144a of the rotating part 144 is rotated, and the sliding part 146 is the bent part 121b of the vertical bar 121. Sliding along the vertical bar 121 is rotated on the basis of the rotation projections (122a, 122b) inserted into the rotation groove 132a of the rotation fixing fixture 130 is to be inclined.

As described above, the vertical bar 121 is rotated on the basis of each of the rotation protrusions 122a and 122b inserted into the rotation groove 132a by the rotation movable hole 149 which is moved along the movable shaft 142. By adjusting the inclination, it is possible to stably fix the dishes by appropriately adjusting the length of the supported section for the entire length of the dishes according to the size of the dishes.

Similarly, the dish fixing device of the dish washing machine according to the second preferred embodiment of the present invention sets the sections on the outer circumferential surface of the movable shaft 142 as shown in FIG. 7 and the threads 142c, 142d, and 142e having different pitches for each section. ). In addition, the threads 142c, 142d, and 142e are formed on the inner surface of the fixing hole 143a of the fixing part 143 constituting each of the rotary movable holes 149 which are fastened and moved to the threads 142c, 142d, and 142e of each section. It consists of a structure that forms the corresponding female thread. At this time, the pitch of the threads (142c, 142d, 142e) is preferably formed so as to increase in size toward one side. And other portions are formed in the same manner as in the first preferred embodiment of the present invention.

The dish fixing device of the dish washing machine according to the second preferred embodiment of the present invention configured as described above has a section on the outer circumferential surface of the movable shaft 142 by holding the handle 142b and rotating the movable shaft 142 as shown in FIG. 7. The positions of the female threads 142c, 142d, and 142e formed by the stars and the respective female screws formed on the inner surface of the fixing hole 143a of the fixing part 143 are engaged with each other. That is, the fixing part 143 which meshes with the screw thread 142c in which the pitch was formed large in the movable shaft 142 is directed to the fixing part 143 which meshes with the thread 142d in which the width | variety of the position movement is large and pitch is small. The more the width of the position movement becomes smaller.

When the position of the fixing part 143 is moved, the rotating protrusion 147 inserted into the rotating groove 144a of the rotating part 144 is rotated, and the sliding part 146 is the bent part 121b of the vertical bar 121. Sliding along the vertical bar 121 is rotated relative to the rotating protrusions (122a, 122b) inserted into the rotating groove (132a) of the rotating fixture 130, the slope is inclined, the pitch is large thread ( The inclination angle becomes larger toward the vertical bar 121 in contact with the section in which 142c is formed, and the inclination angle becomes smaller toward the vertical bar 121 in contact with the section in which the thread 142e with smaller pitch is formed. .

As shown in Figure 7, the vertical bar 121 is supported by a small size of the plate where the inclination is less, and the vertical bar 121 is supported by a large size of the plate where the inclination is much, the overall length of the plate In order to increase the ratio of the length of the supported section to support the plate according to the degree of inclination of each vertical bar 121 to prevent damage to the plate and dishes during the cleaning operation.

As described above, the dish fixing device of the dishwasher according to the present invention operates the movable member 140 according to the size of the dish to be loaded in the rack, and is vertically fixed to the horizontal bar 111 of the rack 110 so as to be rotatable. It is formed in a structure capable of adjusting the inclination of the bar 121 to stably support various sizes of dishes, thereby preventing the dishes from being damaged by the collision during the washing operation.

In addition, the vertical bar 121 is arranged in a row so that the inclination can be changed for each section to selectively support according to the size of the tableware.

As described above, the dish fixing device of the dish washing machine according to the present invention has a structure in which the tilt of the vertical bar which is rotatably supported by the pivoting fixture mounted on the horizontal bar of the rack can be adjusted by the movable member, and the size of the dish is loaded. By adjusting the inclination of the vertical bar according to, according to the dishwasher of the conventional structure in which the inclination of the vertical bar is fixed, it stably supports various sizes of dishes so that the dishes break out of the fixed position during the washing operation. Since the damage is reduced, the reliability of the product is improved.

In addition, by processing a screw thread having a different pitch for each section on the outer peripheral surface of the movable shaft constituting the movable member is configured to change the inclination of the vertical bar connected to each section, the table of different sizes according to the inclination of the vertical bar As it is selectively supported, the performance of the product is improved.

Claims (11)

A main body having an inner accommodating space accommodating the dishes to be washed; A rack in which dishes are loaded and drawn into and taken out of the main body; And It includes; a fixing means for protruding perpendicular to the bottom surface of the rack on which the dishes are stacked to be able to stably support the dishes of various shapes and its inclination is adjusted. Wherein, A plurality of vertical bars protruding perpendicular to the horizontal bars constituting the rack; A rotating fixture fixed to the horizontal bar and rotatably supporting the vertical bar; And A movable member connected to the vertical bar such that the vertical bar can be rotated based on the pivoting fixture; Tableware fixing device of the dishwasher comprising a. delete The method of claim 1, wherein the vertical bar, A horizontal portion having a circular bar shape and both ends thereof bent in one direction to form a bent portion; And A rotatable protrusion protruding at right angles from the end of the bent portion on one side and the end of the bent portion on the other side, respectively, to be rotatably fixed to the pivoting fixture; Tableware fixing device of the dishwasher, characterized in that consisting of. The method of claim 3, wherein the rotating fixture A fixing part through which a fixing hole through which the horizontal bar is inserted and fixed is passed; And A rotating part which protrudes in a direction perpendicular to the longitudinal direction of the fixing part and has a rotating groove in which the rotating protrusion is rotatably inserted; Tableware fixing device of the dishwasher, characterized in that consisting of. The method according to any one of claims 1, 3, 4, wherein the movable member, A movable shaft fixed to the rack to be rotatable and formed with threads along an outer circumferential surface thereof; A handle formed on one side of the movable shaft; And A rotary movable tool which is transferred along the longitudinal direction of the movable shaft and supports one side of the vertical bar; Tableware fixing device of the dishwasher comprising a. According to claim 5, The rotary drive is, The fixing shaft is inserted into the movable shaft and the female thread corresponding to the screw thread is formed in the inner surface and the rotating groove is projected in a direction perpendicular to the longitudinal direction of the fixing portion and recessed at a predetermined depth in the center thereof. Movable port made of a rotating part formed; And A rotating tool comprising a sliding part through which a sliding hole into which the vertical bar is slidably inserted, and a rotating protrusion protruding in a direction perpendicular to the longitudinal direction of the sliding part and rotatably inserted into the rotating groove; Tableware fixing device of the dishwasher comprising a. 7. The dish fixing apparatus of claim 6, wherein the screw thread is a triangular screw. 7. The dish fixing apparatus of claim 6, wherein the screw thread is a square screw. The apparatus of claim 6, wherein the threads are formed in a plurality of sections, and pitches of the threads formed in the sections are different from each other. A main body having an inner accommodating space accommodating the dishes to be washed; A rack formed with horizontal bars arranged so that dishes are loaded and drawn into and out of the main body; Rotating protrusions each having a circular bar shape and having both ends bent in one direction to form a bent portion, and projecting at right angles to positions spaced apart by a predetermined distance from one end of the bent portion and the other end of the bent portion on one side, respectively. Vertical bar consisting of; A plurality of fixed parts formed by penetrating the fixing hole through which the horizontal bar is inserted and a rotating part protruding at a right angle with respect to the longitudinal direction of the fixing part and a rotating groove formed at the center thereof with the rotating groove rotatably inserted therein. Rotator fixture; A movable shaft fixed to the rack to be rotatable and having a screw thread formed along an outer circumferential surface thereof and having a handle portion at one end thereof; And The fixing shaft is inserted into the movable shaft and the female thread corresponding to the screw thread through the movable hole formed on the inner side and the rotating groove projected in a direction perpendicular to the longitudinal direction of the fixing portion and recessed at a predetermined depth in the center thereof. A movable part formed of a rotating part formed therein, a sliding part formed by penetrating a sliding hole into which the vertical bar is slidably formed, and a rotating protrusion projecting in a direction perpendicular to a longitudinal direction of the sliding part and rotatably inserted into the rotating groove. Rotating movable sphere consisting of a rotary sphere; Tableware fixing device of the dishwasher comprising a. The apparatus of claim 10, wherein the threads are formed in a plurality of sections, and pitches of the threads formed in the sections are different from each other.

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