KR20140059019A - Shelf moving device - Google Patents

Abstract

Disclosed is a shelf moving device. The disclosed shelf moving device includes: at least one shelf member arranged in a storage chamber; a driving force generation unit included in the shelf member and provides a driving force through a belt; a height adjustment unit arranged in the shelf member and adjusts the height of the shelf member in the storage chamber using the driving force from the driving force generation unit.

Description

{SHELF MOVING DEVICE}

The present invention relates to a keyboard moving apparatus, and more particularly, to a keyboard moving apparatus which is capable of compactly configuring a shelf moving structure by lifting a shelf member in a storage chamber by using power provided by an upper and lower movable member provided in the shelf member, And more particularly to a shelf moving device for increasing storage space utilization.

In general, a shelf is provided in a storage room such as a refrigerator, a kimchi refrigerator or the like in a state of being spaced up and down at regular intervals. This shelf is fixedly installed in the storage room in such a manner that the shelves support the storage such as food, side dishes, and food.

The conventional shelf is configured to be housed in a sliding manner along the guide grooves formed on the inner side of the storage chamber. The guide grooves are provided on the upper and lower sides to accommodate the size of the storage by inserting the shelves into the guide grooves of the desired height .

However, in the conventional guide groove guiding type shelf, which is manually operated, the shelves are taken out with the storage materials removed from the shelves, the shelves are assembled at a desired height again, There is a problem.

In order to solve this problem, a variety of automated shelf moving devices have been proposed. However, existing shelf moving devices have a complicated shelf moving structure and insufficient moving distance of the shelf, which is not suitable for the utilization of storage space.

The background art of the present invention is disclosed in Patent Publication No. 10-2012-0086155.

Therefore, there is a need to improve this.

The present invention has been made in view of the above needs, and it is possible to construct a shelf moving structure compact by lifting the shelf member in the storage chamber using the power provided by the upper and lower movable members provided in the shelf member, It is an object to provide a shelf moving device capable of increasing utilization.

It is an object of the present invention to provide a lathe moving device which has a tension holding portion for holding a tension of a belt, thereby allowing the belt to be reliably released from being stably rotated.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a lathe moving apparatus which prevents a tension from being caused by sliding movement of a tension holding unit in a rail manner on a lathe by a slider.

According to an aspect of the present invention, there is provided a shelf moving apparatus comprising: a shelf member provided in at least one storage chamber; A power generating unit provided on the lathe and providing power through a belt; And a height adjusting member provided on the shelf member and adjusting a height of the shelf member in the storage chamber by a rotational force of the power generating unit.

In addition, the power generating unit may include: A driving member rotatably provided on the shelf member; A driving pulley coupled to a shaft of the driving member and rotating the belt; And a driven pulley which is wound on the belt and rotatably supported on the lathe member.

The driving member may be a rotation lever or a driving motor that can be manually rotated.

In addition, the belt is characterized in that the tension is controlled by the tension holding portion.

Further, the tension holding portion may include: a tension pulley that rotates in contact with the belt; A support bracket supporting both sides of the tension pulley shaft; And an elastic member having one side connected to the lathe member and the other side fixed to the support bracket to provide an elastic force to the belt.

Further, the support bracket is configured to be movable in the shelf member by a slide portion.

The slide portion may include a guide protrusion provided on at least one side of the upper side and the lower side of the support bracket; And guide grooves formed in the shelf member so that the guide protrusions are inserted and guided.

The height adjusting member may include a power transmitting portion that transmits power of the power generating portion to four corners of the shelf member; And a top and bottom moving member for moving the shelf member up and down in the storage room by transmitting power of the power transmission unit.

Further, the power transmitting portion may include: a first gear coupled to an axis of the driven pulley; A second gear engaged with the first gear; A rotating shaft axially coupled to the second gear and transmitting power to both sides; A third gear coupled to an end of the rotary shaft for transmitting power; And a fourth gear rotating in engagement with the third gear.

In addition, the upper and lower movable members may include support frames provided at four locations of the storage chamber; An installation bracket provided at one side of the support frame; A female screw member provided on the mounting bracket and having a female screw hole; And a screw member screwed to the female screw member and rotating in the fourth gear engaged state to adjust the height of the lathe member.

Since the shelf moving device according to the present invention lifts the shelf member in the storage room using the power provided by the upper and lower movable members provided in the shelf member, the shelf moving structure can be compactly constructed, have.

The present invention can include a tension holding portion for holding the tension of the belt so that the belt can be stably rotated in a state in which the belt is prevented from being separated.

In the present invention, the tension holding portion is slidably moved in the rail manner on the shelf member by the slide portion, thereby preventing lateral movement.

1 is an exploded perspective view of a front side of a lathe moving apparatus according to an embodiment of the present invention,
FIG. 2 is a rear exploded perspective view of a lathe moving apparatus according to an embodiment of the present invention,
3 is a bottom perspective view of a lathe moving apparatus according to an embodiment of the present invention,
4 is an enlarged perspective view of a tension holding part according to an embodiment of the present invention,
FIG. 5 is a sectional view of a tension maintaining unit and a slide unit according to an embodiment of the present invention,
FIG. 6 is a moving state diagram of a lathe moving apparatus according to an embodiment of the present invention,
7 is an enlarged view of the upper part of Fig.

Hereinafter, a shelf moving apparatus according to an embodiment of the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is an exploded front perspective view of a shelf moving apparatus according to an embodiment of the present invention, FIG. 2 is an exploded rear perspective view of a shelf moving apparatus according to an embodiment of the present invention, FIG. FIG. 4 is an enlarged perspective view of a tension holding unit according to an embodiment of the present invention, and FIG. 5 is a sectional view of a tension holding unit and a slide unit according to an embodiment of the present invention.

FIG. 6 is a moving state view of the shelf moving apparatus according to an embodiment of the present invention, and FIG. 7 is an enlarged view of the upper part of FIG.

1 to 7, a lathe moving apparatus according to an embodiment of the present invention includes a rack member 10, a power generating unit 20, and a height adjusting member 50,

The shelf member 10 is provided so as to be movable in a storage room 2 such as a refrigerator or a kimchi refrigerator.

On the upper side of the shelf member 10, a storage such as food, side dish, food, etc. is placed. At least one or more shelf members 10 are provided on the upper and lower sides of the storage chamber 2 to partition the storage space of the storage chamber.

The shelf member 10 includes a shelf 12 capable of accommodating a storage and a case 14 formed to have a space at a lower portion of the shelf 12 and having an elevation member 30 in the space.

The upper surface of the shelf 12 is formed flat so that the storage material is stably placed.

Four side portions of the case 14 protrude upward to have a predetermined space and an upper portion of the side surface is engaged with the bottom surface of the shelf 12 to form a space inside the shelf member 10.

The shape of the shelf member 10 can be variously changed within a range that can be practiced by those skilled in the art.

The power generating portion 20 is provided on the shelf member 10 to provide power through the belt 26. [

The power generating unit 20 includes a driving member 22 rotatably provided on the rack member 10, a driving pulley 24 coupled to a shaft of the driving member 22 and rotating the belt 26, And a driven pulley 28 which is wound on a belt 26 and rotatably supported on the rack member 10.

The drive pulley 24 and the driven pulley 28 are preferably rotatably coupled to the shelf 12 of the shelf member 10 and the case 14, respectively.

The driving member 22 may be a rotating lever or a driving motor which can be manually rotated.

In the embodiment of the present invention, the driving member 22 is applied with a rotation lever which eccentrically protrudes from the rotating shaft of the driving pulley 24 to one side.

At the end of the rotary lever 22, a handle is provided orthogonally so that the user can hold the rotary lever 22 by hand and rotate the rotary lever manually.

The tension of the belt 26 can be adjusted by the tension holding portion 30. [

The belt 26 is a timing belt, and the drive pulley 24 and the driven pulley 28 are preferably timing pulleys.

The tension holding portion 30 can prevent the belt 26 from loosening and being separated from the drive pulley 24 and the driven pulley 28 and being peeled off by adjusting the elastic force of the belt.

The tension holding portion 30 includes a tension pulley 32 that rotates in contact with the belt 26, a support bracket 34 that supports both sides of the tension pulley 32 axis, And an elastic member 36 whose other side is fixed to the support bracket 34 to provide an elastic force to the belt 26. [

The tension pulley 32 may be a timing pulley.

The support bracket 34 is formed in a U-shape by supporting the tension pulley 32 on both sides.

The elastic member 36 is preferably a tension coil spring. The elastic member 36 may be a different kind of spring.

One side of the elastic member 36 is formed in a ring shape and is configured to be caught by a locking projection 38 protruding from the bottom of the case 14 of the shelf member 10. [ The shape of the stopper portion 38 can be variously changed.

The other side of the elastic member 36 can be caught by the fixing shaft 35 connected to the support bracket 34 on the upper side.

Of course, the other side of the elastic member 36 may be directly connected to the support bracket 34. [

The support bracket (34) is configured to be movable in the shelf member (10) by the slide portion (40).

The slide portion 40 allows the support bracket 34 to be slidably and slidably moved without moving left and right so that the elasticity of the belt 26 in contact with the tension pulley 32 can be appropriately adjusted.

The slide part 40 includes guide projections 42 provided on at least one of the upper and lower sides of the support bracket 34 and guide projections 42 provided on the shelf member 10 so that the guide projections 42 are inserted and guided And a guide groove (44).

When the guide groove 44 is formed on the shelf 12 of the shelf member 10, it is preferable that the guide groove 44 is formed so as to be depressed upwardly from the bottom surface without being vertically penetrated. The reason for this is that a shelf such as food or the like is placed on the shelf 12 so as to prevent the shelf 12 from being passed through the guide groove which is caught when the user puts it on the table or the foreign matter passes through the guide groove.

When the guide groove 44 is formed in the case 14 of the shelf member 10, the guide groove 44 may be vertically penetrated. In the embodiment of the present invention, the upper guide groove 44 is shown in a recessed state and the lower guide groove 44 is shown in a through state. Of course, the lower guide groove 44 can also be applied in a recessed state.

The height adjusting member 50 is provided on the shelf member 10 and adjusts the height of the shelf member 10 in the storage chamber 2 by the rotational force of the power generating unit 20. [

The height adjusting member 50 includes a power transmitting portion 52 and a vertical moving member 70.

The power transmitting member 52 is configured to transmit the power of the power generating unit 20 to the four corners of the rack member 10. [

The power transmitting member 52 includes a first gear 54 coupled to the shaft of the driven pulley 28, a second gear 56 engaged with the first gear 54, A third gear 60 coupled to the end of the rotary shaft 56 for transmitting power and a third gear 60 coupled to the third gear 60 for rotation, (62).

The shaft of the first gear 54 and the shaft of the second gear 56 transmit power in directions crossing each other.

The first gear 54 and the second gear 56 may be helical gears or worm gears.

The rotary shaft 58 protrudes on both sides with respect to the second gear 56 and extends horizontally to the edge of the shelf member 10. [

The rotary shaft 56 may be rotatably fixed by a rotary support bracket (not shown) having bearings and fixed to the shelf member 10.

The upper and lower movable members 70 transmit the power of the power transmitting portion 52 to move the rack member 10 up and down in the storage chamber 2.

The upper and lower movable members 70 are provided at four positions of the storage chamber 2, a mounting bracket 74 provided at one side of the support frame 72, A screw member 78 screwed to the female screw member 76 and rotated in a coupled state with the fourth gear 62 to adjust the height of the rack member 10; .

The support frame 72 is vertically formed to have a predetermined length and is provided on the wall surface of the storage chamber 2 as shown in FIG.

The support frame 72 can be changed into various shapes as required, and various methods can be mounted in the storage chamber 2. [

The shelf member 10 may be provided with a cover member 82 to cover the support frame 72 and the screw member 78.

The cover member 82 is formed to be bent downward from the four corner edges of the case 14 of the shelf member 10 downwardly.

The cover member 82 may be configured to be guided in the guide frame, that is, in the LM guide manner, in the support frame 72.

Although the mounting bracket 74 is shown only under the support frame 72, And may be provided on the upper side as required.

The female screw member 76 is integrally formed on the central portion of the mounting bracket 74 with a thickness (height) larger than the thickness of the mounting bracket 74.

The screw member 78 is rotated by the fourth gear 62 so that the screw member 78 is rotatably installed on the connecting member 80 provided on the rack member 10 so that the rack member 10 and the height adjusting member 50 It is ascended and descended together.

6 and 7, the screw member 78 includes a female screw member 76 spaced apart from four corners of the shelf member 10 by the power transmitted from the power transmitting portion 52, And the height is adjusted.

The shelf member 10 and the height adjusting member 50 integrally provided on the shelf member 10 are connected to the screw member 78 via the connecting member 80 rotatably mounted on the screw member 78, And then vertically moves up and down together with the upper arm 78.

8, the connecting member 80 is rotatably supported by the bearing while being caught in the insertion groove recessed around the screw member 78, so that the rotation of the screw member 78 is prevented The shelf member 10 can be supported.

The supporting structure in which the connecting member 80 is connected to the shelf and the rotating structure in which the connecting member 80 is rotatably engaged with the screw member 78 can be variously changed within a practicable range of those skilled in the art.

Since the shelf moving device according to the present invention lifts the shelf member 10 in the storage room using the power provided by the upper and lower movable members 70 provided in the shelf member 10, And the storage space utilization can be increased.

The present invention has a tension holding portion (30) for holding the tension of the belt (26) so that the belt (26) can be prevented from being separated and rotated stably.

The present invention can prevent lateral movement by causing the tension holding portion 30 to move in a rail manner from the shelf member 10 by the slider portion 40. [

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

Accordingly, the true scope of protection of the present invention should be defined by the following claims.

10: shelf member 12: shelf
14: Case 20: Support member
20: power generating portion 22: driving member
24: drive pulley 26: belt
28: driven pulley 30: tension holding portion
32: tension pulley 34: support bracket
36: elastic member 38:
40: slide portion 42: guide projection
44: guide groove: 50: height adjusting member
52: power transmission portion 54, 56, 60, 62: first, second, third,
58: rotating shaft 60:
62: support frame 64: mounting bracket
66: female screw member 78: screw member
80: connecting member 82: cover member

Claims (10)

At least one shelf member provided in the storage chamber;
A power generating unit provided on the lathe and providing power through a belt;
And a height adjusting member provided on the shelf member and adjusting a height of the shelf member in the storage chamber by a rotational force of the power generating unit.
The method according to claim 1,
The power generating unit includes:
A driving member rotatably provided on the shelf member;
A driving pulley coupled to a shaft of the driving member and rotating the belt; And
And a driven pulley which is wound on the belt and rotatably supported by the rack member.
3. The method of claim 2,
Wherein said driving member is a rotating lever or a driving motor which can be manually rotated.
3. The method according to claim 1 or 2,
Wherein the tension of the belt is adjusted by the tension holding portion.
5. The method of claim 4,
Wherein the tension holding portion comprises:
A tension pulley that rotates in contact with the belt;
A support bracket supporting both sides of the tension pulley shaft; And
And an elastic member having one side connected to the lathe member and the other side fixed to the support bracket to provide an elastic force to the belt.
6. The method of claim 5,
Wherein the support bracket is configured to be movable in the shelf member by a slide portion.
The method according to claim 6,
The slide portion
A guide protrusion provided on at least one of the upper side and the lower side of the support bracket; And
And a guide groove provided on the shelf member so that the guide protrusion is inserted and guided.
3. The method of claim 2,
The height-
A power transmission unit that transmits power of the power generating unit to four corners of the shelf member; And
And a vertical moving member for moving the rack member in the storage room by moving the power transmitted from the power transmitting unit.
9. The method of claim 8,
The power transmission unit includes:
A first gear coupled to an axis of the driven pulley;
A second gear engaged with the first gear;
A rotating shaft axially coupled to the second gear and transmitting power to both sides;
A third gear coupled to an end of the rotary shaft for transmitting power; And
And a fourth gear that rotates in engagement with the third gear.
10. The method of claim 9,
The above-
A support frame provided at four places of the storage room;
An installation bracket provided at one side of the support frame;
A female screw member provided on the mounting bracket and having a female screw hole; And
And a screw member screwed to the female screw member and rotating in the fourth gear engaged state to adjust the height of the lathe member.

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