KR20100085272A

KR20100085272A - Device for lifting shelf for a refrigerator

Info

Publication number: KR20100085272A
Application number: KR1020090004457A
Authority: KR
Inventors: 조준식
Original assignee: 주식회사 대우일렉트로닉스
Priority date: 2009-01-20
Filing date: 2009-01-20
Publication date: 2010-07-29

Abstract

The present invention relates to a shelf height adjusting device for a refrigerator, and more particularly, through a shelf fixing bead capable of supporting the shelf on both sides of the inside of the refrigerator, and inserting a position adjuster that is a screw screw to lift the shelf by rotating the screw screw. To provide a shelf height adjustment device for the refrigerator can be lowered.

The technical configuration includes a shelf fixing bead integrally formed with both side walls of the refrigerator and protruding toward the center of the refrigerator; And a position adjuster which is screwed to the shelf fixation bead in a state that penetrates both sides of the shelf fixation bead and rises or descends according to the rotation direction, and the shelf fixation bead is threaded to correspond to a thread formed on the outer circumference of the position adjuster. Characterized in that the formed bead through-hole is formed.

Refrigerator, Bead, Positioner, Thread, Pitch, Screw Screw, Shelf Position Adjuster

Description

Shelf height adjustment device for refrigerator {DEVICE FOR LIFTING SHELF FOR A REFRIGERATOR}

The present invention relates to a shelf height adjusting apparatus for a refrigerator, and relates to a shelf height adjusting apparatus for controlling a height of a shelf of a refrigerator according to a user's intention by moving up and down of a screw screw.

In general, a refrigerator is a device for low temperature storage of food, and is stored frozen or refrigerated according to the state of food to be stored.

The cold air supplied to the inside of the refrigerator is generated by the heat exchange action of the refrigerant, and is continuously supplied into the refrigerator while repeatedly performing a cycle of compression, condensation, expansion, and evaporation, and the supplied cold air is caused by convection. The inside of the refrigerator is evenly distributed so that the contents of the refrigerator can be maintained at a desired temperature.

Such refrigerators are becoming larger and more versatile as the dietary changes and user's preferences are diversified.

Various foods for refrigeration or freezing storage are properly stored in shelves, drawers, baskets, etc. provided in the refrigerator, and the drawers, shelves, baskets, etc. divide the inside of the refrigerator to store food having various sizes and storage conditions at low temperature. Make it available for storage.

On the other hand, the shelf partitioning the interior of the interior can be changed in various ways by changing the mounting position of the interior, accordingly, the user adjusts the mounting position of the shelf for the storage of food or containers containing food of various sizes It will make a proper space.

The most typical mounting structure of such a shelf has a structure in which beads are formed on the left and right wall surfaces of the rack and the shelf is placed thereon. Not only are the mounting positions of the shelves limited, but the formation of a large number of forming stages reduces the aesthetics of the design as well as the production cost.

On the other hand, the other mounting structure of the shelf is configured to install the shelf in the form of a cantilever by installing a guide having a plurality of holes formed in the rear wall surface of the shelf, engaging the shelf formed with a ring-shaped coupling portion in the hole of the guide There is also a structure.

However, even in such a structure, in order to change the mounting position of the shelf, the shelf must be completely removed and then assembled again. Food should be placed. In addition, there is a significant inconvenience in the mounting work of the shelf, such as having to properly level each time the shelf is mounted.

In order to solve this problem, US Pat. No. 6,065,821 discloses a structure of a shelf that allows to adjust the vertical height of the shelf is engaged by the gear coupling by turning the handle or lever on the shelf.

However, in the prior art as described above, the handle must be continuously turned to adjust the height of the shelf, so when the moving distance of the shelf is long, the handle must be turned for a long time, which is inconvenient for use, and when food is placed on the shelf, Due to the weight, there is a problem in that a difficulty occurs such that more time and power are consumed in the manipulation of the handle for upward movement of the shelf.

In addition, as the gear or sprocket-shaped components move relative to each other, a considerable noise is generated, and when the food is placed on the shelf, the degree becomes more severe, causing a user's emotional dissatisfaction.

Accordingly, Korean Patent No. 0828713 discloses refrigeration of desired food while opening and closing the freezer compartment 8 and the refrigerating compartment 2 by the door 3, as shown in FIGS. 1 and 2 to solve the above problems. A refrigerator configured to be stored in a state or frozen state is disclosed.

Here, the inside of the refrigerating chamber 2 is provided with the structure part 4a, 4b of several shelf, and the structure part 4a, 4b of the said shelf is a part of the structure part 4a, 4b of the shelf. Rotating disc 12 coupled to the spiral shaft 20 is coupled to support the shelf, the drive shaft 26 is rotated by the lever 14 provided on the front of the components (4a, 4b) of the shelf. .

When the drive shaft 26 is rotated, the bevel gear (not shown) is rotated to rotate the spiral shaft 20, the constituent part of the shelf (4a) through the rotating disk 12 coupled to the spiral shaft 20 , 4b) rises and falls.

However, such a prior art requires a bevel gear, a drive shaft, a spiral shaft, a rotating disk, a lever, and the like, which are necessary to move the shelf up and down, which makes the manufacturing and the process complicated, and one of the components fails. When this occurs, the up and down movement of the shelf is not possible, so that its maintenance is not easy, there is a problem such as the practicality is lowered in more configurations than the beads formed on the existing inner side wall.

The present invention has been made to solve the above problems, an object of the present invention is to provide a shelf height adjustment device for the shelf can be easily raised or lowered by rotating the position adjuster.

Another object of the present invention is to provide a shelf height adjusting apparatus for a refrigerator, which can reduce work man-hours and increase ease of operation.

Still another object of the present invention is to provide a shelf height adjusting apparatus for a refrigerator, which can precisely adjust the height of a shelf or quickly adjust the pitch of a position controller.

In order to achieve the object as described above, the present invention provides a shelf fixing bead integrally formed with both sides of the interior wall of the refrigerator and protruding to the center of the interior of the refrigerator; And a position adjuster which is screwed to the shelf fixation bead in a state that penetrates both sides of the shelf fixation bead and rises or descends according to the rotation direction, and the shelf fixation bead is threaded to correspond to a thread formed on the outer circumference of the position adjuster. Characterized in that the formed bead through-hole is formed.

And, separable shelf fixing beads; A bead mounting groove formed on a side wall of the refrigerator compartment to correspond to the shape of the separable shelf fixing beads; And a position adjuster which is screwed to the detachable shelf fixing beads in a state penetrating both sides of the detachable shelf fixing beads, and which rises or descends according to the rotation direction. It characterized in that the bead through-hole formed with a screw thread is formed to correspond to.

In addition, the position adjuster is characterized in that the adjuster fixing groove is further formed to be fixed to the position adjuster in a portion in contact with the shelf.

In addition, the shelf fixing beads formed integrally with both walls of the refrigerator and protrude into the center of the refrigerator; It includes a position adjuster which is screwed in the state penetrating both sides of the shelf respectively up or down in the rotational direction, the shelf is formed with a threaded through-hole is formed to correspond to the thread formed on the outer periphery of the position adjuster It features.

On the other hand, shelf fixing beads formed integrally with both walls of the refrigerator and protrude into the center of the refrigerator; Shelf fixing member provided to surround both sides of the shelf in the longitudinal direction; And a position adjuster which is screwed in the state of penetrating through the shelf and the shelf fixing member, respectively, and rises or descends according to the rotational direction. The formed shelf through hole and the fixing member through hole is characterized in that formed.

Here, the adjuster fixing groove formed to be fixed to the position adjuster is characterized in that the position adjuster is further formed in contact with the shelf.

The present invention having the configuration as described above, the height of the shelf can be adjusted by using the position adjuster, and can be stored so as to store as much food as possible to maximize the capacity of the refrigerator, mechanical, such as drive gear By eliminating elements as much as possible, it is possible to reduce the mold cost and the construction cost. The effect of changing the pitch of the positioner can be precisely or quickly adjust the height of the lathe.

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

Figure 3 is a perspective view schematically showing a shelf height adjustment apparatus for a refrigerator according to the present invention, Figure 4 is a cross-sectional view showing the operation of FIG.

3 and 4, the shelf height adjusting apparatus for a refrigerator according to the present invention includes a position adjuster 30 which is a screw screw passing through the shelf fixing beads 20 installed on the side wall of the refrigerator.

The position controller 30 can adjust the position of the shelf 10 more precisely as the pitch interval is narrower, and the position adjustment of the shelf 10 is more rapidly as the pitch interval of the position controller 30 is wider. can do.

Here, the position adjuster 30 is penetrated through the bead through hole 21 on both sides of the shelf fixing bead 20, when the position adjuster 30 is turned clockwise, the position adjuster 30 By the thread of the position adjuster 30 is raised to the upper surface.

Accordingly, the height of the shelf 10 is increased by the height of the upper surface of the position adjuster 30 to the upper surface of the shelf fixing bead 20, so that the space between the shelves 10 can be utilized. I can regulate it.

And, by adjusting the height of the shelf 10, it is possible to store as much food as possible to maximize the capacity of the refrigerator, as well as because the shaping of the shelf fixing beads 20 of the inner box is not excessively made. Mold cost is reduced and configuration is simplified.

In addition, the bead through-holes 21 are formed in two or more at the proper position of the shelf fixing bead 20, is formed to have a thread corresponding to the thread of the position adjuster 30, the position adjuster 30 If the pitch spacing of) increases or decreases, the pitch spacing of the threads formed inside the bead through hole 21 is also formed to correspond thereto.

In addition, the shelf 10 is provided with a regulator fixing groove 13 at a position where the position controller 30 is in contact with each other so as to inhibit the flow at the same time so that one end of the position controller is coupled.

Accordingly, even if the shelf 10 moves up and down by the position adjuster 30, one end of the position adjuster 30 is fixed without flow in the shelf 10, and the position adjuster 30 It is formed to prevent the flow and escape of.

5 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to another embodiment of the present invention, and FIG. 6 is a cross-sectional view illustrating an operation process of FIG. 5.

As shown in Figure 5 and Figure 6, in the embodiment of the present invention consists of a separate shelf fixing bead 40 in one piece made to reduce the assembly and man-hours.

Here, the detachable shelf fixing bead 40 is manufactured in a detachable form rather than being integrally formed in the sidewall of the refrigerator, and makes the bead through hole 41 in the detachable shelf fixing bead 40 to facilitate the manufacture.

In order for the detachable shelf fixing bead 40 to be mounted on the inner side wall, a bead mounting groove 50 is installed in the side wall of the inside of the refrigerator, and the detachable shelf fixing bead 40 is pushed from the outside to the inside while being slid and guided. do.

Since the bead through hole 41 is formed on both sides of the detachable shelf fixing bead 40 coupled in this way, the position adjuster 30 is made to be easily inserted into the thread pitch of the position adjuster 30. Threads are also formed on the inner wall of the bead through hole 41 so as to fit.

Accordingly, when the position adjuster 30 inserted into the bead through hole 41 is turned clockwise, the position adjuster 30 is lowered, so that the height of the shelf 10 can be lowered, and when turned counterclockwise, Since the position adjuster 30 is raised from the bead through hole 41, the height of the shelf can be increased.

Accordingly, even if the shelf 10 is moved up and down by the position adjuster 30, one end of the position adjuster 30 is fixed without flow in the shelf 10, and the position adjuster 30 It is formed to prevent the flow and departure of).

7 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to another embodiment of the present invention, Figure 8 is a cross-sectional view showing the operation of FIG.

As shown in Figure 7 and 8, the shelf height adjusting apparatus for a refrigerator according to another embodiment of the present invention is configured by passing through the position adjuster 30 to the edge of the shelf 10, respectively.

The shelf height adjusting device for a refrigerator according to the present invention rotates by inserting the position adjuster 30 into the shelf through-hole 11 formed in the shelf 10 without deforming the shelf fixing beads 20 integrally formed with the side wall in the refrigerator. It is possible to adjust the height of the shelf 10 just by making it.

That is, the shelf through-hole 11 of the shelf 10 is formed with a thread corresponding to the thread of the position adjuster 30, when turning the position adjuster 30 in the clockwise direction the height of the shelf 10 Ascending and turning the position adjuster 30 counterclockwise to the height of the shelf 10 is to be lowered to adjust the height of the shelf.

In addition, the shelf fixing bead (20) to form a regulator fixing groove (23) in contact with the position adjuster 30 so as to suppress the flow at the same time so that one end of the position adjuster is coupled.

Accordingly, even if the shelf fixing bead 20 moves up and down by the position controller 30, one end of the position controller 30 is fixed without flow in the shelf fixing bead 20, and the position controller It is formed to prevent the flow and departure of 30.

9 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to another embodiment of the present invention.

As shown in FIG. 9, when the shelf fixing member 60 is provided to surround both sides of the shelf 10 so that the shelf 10 does not slip on the shelf fixing bead 20, the position adjuster 30 is provided. Is positioned to be inserted into the shelf 10 and the shelf fixing member 60.

That is, the position adjuster 30 is inserted while penetrating the shelf fixing member 60 and the shelf 10, and changing the rotation direction of the position adjuster 30 between the shelf fixing bead 20 and the shelf 10. You can increase or decrease the distance.

10 is a cross-sectional view illustrating the bonding process of FIG. 9. Referring to FIG. 10, a fixing member through hole 61 is formed in the shelf fixing member 60, and a shelf through hole 11 is also formed in the shelf 10.

Then, when the shelf fixing member 60 and the shelf 10 is fixed, the position adjuster 30 can be inserted through the fixing member through hole 61 and the shelf through hole 11.

Here, the thread formed on the inner surface of the fixing member through-hole 61 and the shelf through-hole 11 is formed to correspond to the thread formed in the position adjuster (30).

On the other hand, in the embodiment of the present invention, the insertion direction of the position adjuster 30 is not limited to the above description, it may be inserted and installed in the opposite direction to the above description.

In the above described exemplary embodiments of the present invention by way of example, the scope of the present invention is not limited only to this specific embodiment, and those skilled in the art within the scope of the claims of the present invention Changes may be made as appropriate.

1 schematically shows the interior of a refrigerator according to the prior art;

Figure 2 is a view showing a refrigerator shelf height adjustment device according to the prior art.

Figure 3 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to the present invention.

4 is a cross-sectional view showing the operation of FIG.

5 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to an embodiment of the present invention.

6 is a cross-sectional view showing the operation of FIG.

7 is a perspective view schematically showing a shelf height adjusting apparatus for a refrigerator according to another embodiment of the present invention.

8 is a cross-sectional view showing the operation of FIG.

10 is a cross-sectional view showing a bonding process of FIG.

10: shelf 11: shelf through hole

13: Adjuster fixing groove 20: Lathe fixing bead

21: Bead through hole 23: Regulator fixing groove

30: position adjuster 40: detachable shelf fixing bead

41: Bead through hole 50: Bead mounting thread

60: shelf fixing member 61: fixing member through hole

Claims

Shelf fixing beads integrally formed with both walls of the refrigerator and protruding toward the center of the refrigerator;

Position adjuster which is screwed to the shelf fixing bead in a state that penetrates both sides of the shelf fixing bead up or down according to the rotation direction

Including,

The shelf height adjustment device of the refrigerator, characterized in that the bead through-hole formed with a screw thread formed to correspond to the screw thread formed on the outer circumference of the position adjuster.

Detachable shelf fixing beads;

A bead mounting groove formed on a side wall of the refrigerator compartment to correspond to the shape of the separable shelf fixing beads;

Position adjuster which is screwed to the detachable shelf fixing beads while penetrating both sides of the detachable shelf fixing bead according to the rotation direction

Including,

The detachable shelf fixing bead is a shelf height adjustment device for the refrigerator characterized in that the bead through-hole formed with a thread formed to correspond to the thread formed on the outer circumference of the position adjuster.

The method according to claim 1 or 2,

Adjuster fixing groove formed so that the position adjuster is fixed to the position where the position adjuster is in contact with the shelf

Shelf height adjusting device for a refrigerator, characterized in that further formed.

Shelf fixing beads formed integrally with both walls of the refrigerator and protruding toward the center of the refrigerator;

Position adjuster which is screwed in the state penetrating both sides of the shelf, respectively, according to the direction of rotation

Including,

The shelf height adjustment device for the refrigerator, characterized in that the through-hole formed with a threaded thread formed to correspond to the thread formed on the outer periphery of the position adjuster.

Shelf fixing member provided to surround both sides of the shelf in the longitudinal direction;

Position adjuster which is screwed in the state penetrating through the shelf and the shelf fixing member respectively according to the rotation direction

Including,

Shelf height adjusting device for a refrigerator, characterized in that the shelf and the shelf fixing member is formed with a threaded through-hole and a fixing member through-hole is formed so as to correspond to the thread formed on the outer periphery of the position adjuster.

The method according to claim 4 or 5,