KR20140012262A

KR20140012262A - Rail for drawer

Info

Publication number: KR20140012262A
Application number: KR1020120078608A
Authority: KR
Inventors: 김범준
Original assignee: 김범준
Priority date: 2012-07-19
Filing date: 2012-07-19
Publication date: 2014-02-03

Abstract

The present invention relates to a drawer rail which is mounted on both sides of a drawer of various furniture such as a desk, a sink, a drawer, etc., and guides a smooth movement of the drawer when the drawer is opened and closed. To provide a rail for the drawer.
To this end, the present invention comprises a sliding rail fixedly mounted on a drawer, and a guide rail fixedly mounted on the inner wall of the drawer accommodating space of the furniture to guide the movement of the sliding rail, At least two or more fitting protrusions are integrally formed at predetermined intervals on the surface of the rail furniture closely fitted with the inner wall of the drawer accommodating space. Wherein the fixing wedge is integrally connected by the connection fingers, and the fixing wedge is inserted into the hollow of the insertion protrusion while breaking the connection fingers when the external force is received, thereby extending the insertion protrusion outward.

Description

Rail for drawer

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a drawer rail mounted between a main body of a furniture and a drawer to guide a smooth movement of the drawer when the drawer is opened and closed, and more particularly, It is about rails for drawers.

BACKGROUND ART [0002] Generally, a drawer provided in various furniture such as a desk, a dresser, a dresser, a sink, a drawer, etc. is equipped with a rail for guiding and supporting a sliding movement between the main body of the furniture and the drawer for easy opening and closing thereof.

FIG. 1 shows one example of a rail for a drawer according to the prior art. As shown in FIG. 1, a conventional drawer rail 10 is roughly composed of a sliding rail, which is coupled to lower corner portions of both sides of a drawer by bolts, screws, And a guide rail 2 connected to both side walls of the furniture by a fastening member so that the sliding rail 1 can be slidingly moved by the rolling motion of the rollers 5 and 6 in a state where the sliding rail 1 is seated .

The sliding rails 1 and the guide rails 2 are formed by bending a plurality of fastening holes 3 and 4 in a proper position on a plate made of a metal material and then bending them into a specific shape, And the fastening members such as bolts and screws are tightly fastened through the respective fastening holes 3 and 4 in a state where the fastening members are fixed to the drawer or the furniture body at the mounting position, There is a problem that not only the installation cost is high but also the work process for mounting is considerably cumbersome and inconvenient.

Korean Registered Patent No. 10-0567681 (April 4, 2006) Korean Utility Model Registration No. 20-0359808 (2004.08.12) Korean Registered Utility Model No. 20-0403888 (2005.12.08) Korean Registered Utility Model No. 20-0406923 (2006.01.17) Korean Utility Model Publication No. 20-2010-0011865 (2010.12.08) Korean Utility Model Publication No. 20-2010-0011192 (Nov. 17, 2010)

Accordingly, the present inventor has been intensively studying to develop a drawer rail capable of reducing manufacturing and mounting costs while quickly and easily performing mounting work with emphasis on solving the above-mentioned problems and problems, .

Accordingly, it is an object of the present invention to provide a rail for a drawer which can reduce the manufacturing cost and the cost of mounting the furniture.

It is another object of the present invention to provide a rail for a drawer which can be quickly and easily mounted on furniture.

In order to achieve the above object, a preferred embodiment of the present invention includes a sliding rail fixedly mounted on a drawer, and a guide rail fixedly mounted on an inner wall of the drawer accommodating space of the furniture to guide the movement of the sliding rail, At least two hollow fitting protrusions are integrally formed at predetermined intervals on a surface of the sliding rail closely contacted with and fixed to the drawer and / or on the surface of the furniture of the guide rail closely contacted with the inner wall of the drawer receiving space, And a fixed wedge is integrally formed by connection with the hollow inside of the fitting protrusion. When the fixed wedge receives an external force, the fixed wedge is inserted into the hollow of the fitting protrusion while breaking the connecting fingers And a rail for a drawer which extends the fitting projection to the outside.

Accordingly, the present invention can greatly reduce the manufacturing cost and the mounting cost, and the mounting operation on the furniture can be performed more quickly and easily.

According to another embodiment of the present invention, the inner diameter of the fitting protrusion is a width of a drawer or a furniture drawer, which is opposed to a surface of the guide rail which is closely fixed to the drawer and is closely fixed to the inner wall of the drawer receiving space of the furniture of the guide rail. It can be formed gradually narrower toward the inner wall of the storage space.

In another embodiment of the present invention, a plurality of wedge-shaped contact protrusions may be formed on the outer circumferential surface of the fitting protrusion.

In another embodiment of the present invention, the radially outer peripheral surface around the center axis of the wedge is gradually widened toward the opposite direction of the fitting protrusion, which is inserted along the incision groove and extends the fitting protrusion outwardly Or may be formed to be wider.

According to the present invention having the solution and the constitution of the above-mentioned problems, the fitting protrusion is elastically deformed by a simple operation of hitting the fixed wedge while the fitting protrusion is inserted into the mounting groove of the furniture, The convenience and efficiency of the operation can be greatly improved as compared with a conventional method in which fastening members such as bolts and screws are tightly fastened.

In addition, since the fitting protrusions and the fixing wedges are integrally formed through the molding method such as injection molding, the manufacturing cost can be reduced as compared with the molding method using the conventional metal plate material, and it is necessary to use a bolt or a fastening member such as a screw separately So that the mounting cost can be reduced.

FIG. 1 is a schematic view showing a rail for a drawer according to a conventional technique in a three-
FIG. 2 is a perspective view of a sliding rail of a drawer according to an embodiment of the present invention, and FIG.
Fig. 3 is a side sectional view of Fig. 2,
FIG. 4 is a perspective view of a guide rail of a drawer according to an embodiment of the present invention, and FIG.
FIG. 5 is a partial sectional view showing a state in which a guide rail of a drawer rail according to an embodiment of the present invention is inserted into an interior wall of a drawer accommodating space of a furniture,
6 is a partial sectional view showing a state in which a guide rail of a drawer rail according to an embodiment of the present invention is mounted on the inner wall of a drawer accommodating space of a furniture,
7 is a partial sectional view showing a guide rail of a rail for a drawer according to another embodiment of the present invention,
8 is a partial sectional view showing a guide rail in a rail for a drawer according to another embodiment of the present invention,
9 is a partial sectional view showing a guide rail of a rail for a drawer according to another embodiment of the present invention,

Hereinafter, embodiments according to the present invention will be described more specifically with reference to the accompanying drawings.

Before describing the present invention, it is to be understood that the following terms are defined in consideration of the functions of the present invention, and that they should be construed in accordance with the technical idea of the present invention and interpreted in a general sense or commonly understood in the technical field.

In the following description, well-known functions or constructions are not described in detail to avoid obscuring the subject matter of the present invention.

The accompanying drawings are exaggerated or simplified in order to facilitate understanding and understanding of the present invention, and are not to be construed as limiting the present invention.

3 is a side sectional view of the rail according to an embodiment of the present invention. FIG. 4 is a side view of a guide rail of a drawer according to an embodiment of the present invention. As shown in FIG.

2 to 4, a rail for a drawer according to an embodiment of the present invention includes a sliding rail 100 fixedly mounted on a drawer, and a plurality of rollers 160 (260 The guide rail 200 smoothly guides the movement of the sliding rail 100 by the rolling movement of the sliding rail 100. The guide rail 200 closely contacts the surface of the sliding rail 100 fixed to the drawer and the inner wall of the drawer accommodating space of the furniture. At least two or more hollow fitting protrusions 110 and 210 are integrally formed on the surface of the fixed guide rail 200 with a predetermined gap therebetween and are integrally formed around the fitting protrusions 110 and 210 at regular intervals A plurality of cutting grooves 120 (220) for dividing the circumference thereof are formed.

The fixing wedges 150 and 250 are integrally formed at the hollow inner end of the fitting protrusions 110 and 210 by thin and thin connecting pieces 130 and 230.

That is, the fitting protrusions 110 and 210 are formed in a cylindrical shape having a hollow and are in close contact with the drawer of the sliding rail 100 and the surface of the guide rail 200, The incision grooves 120 and 220 are formed at predetermined intervals so as to be flexible and resiliently deformed outwardly by the pressing force generated when the fixed wedges 150 and 250 are inserted. As shown in FIG.

The fixed wedges 150 and 250 are formed integrally with a part of the hollow inner circumferential surface of the fitting protrusions 110 and 210 with at least one thin connecting piece 130 and 230 interposed therebetween, The insertion protrusions 110 and 210 are resiliently deformed and opened so that the sliding protrusions 110 and 210 are slidably inserted into the hollows of the insertion protrusions 110 and 210 while tearing the connection fences 130 and 230, The rail 100 or the guide rail 200 is firmly fixed to the mounting groove G formed in the furniture F. [

The outer diameter of the fixed wedges 150 and 250 is formed to be slightly larger than the inner diameter of the fitting protrusions 110 and 210 so that the fixed wedges 150 and 250 are inserted along the hollow of the fitting protrusions 110 and 210, The circumference of the time fitting protrusions 110 and 210 can be more natural and smoothly expanded.

The inner diameter of the fitting protrusions 110 and 210 is set so that the inner diameter of the fitting protrusions 110 and 210 is in contact with the drawer of the sliding rail 100 or on the surface of the guide rail 200, The width of the fixing wedges 150 and 250 may be gradually narrowed and tapered toward the inner wall of the drawer accommodating space.

That is, the fixed wedges 150 and 250 are inserted through the hollows of the fitting protrusions 110 and 210 at the mounting surfaces of the sliding rails 100 and the guide rails 200 facing the drawer accommodating space inner wall of the drawer or furniture, The fitting protrusions 110 and 210 are inserted into the furniture F through the fitting formed in the furniture F due to the slight widening outward by the fixing wedges 150 and 250. In this case, It is possible to maintain the state of being firmly coupled to the groove G.

7, the outer circumferential surface of the fitting protrusion 210 is elastically fitted in the mounting groove G formed on the surface of the furniture F opposing to the fitting protrusion 210 so as to maintain a more firm and stable mounting state. A plurality of contact protrusions 240 may be formed in the longitudinal direction or the transverse direction.

8, the fixed wedge 250 is inserted along the radial outer peripheral surface around the central axis thereof along the incision grooves 220 of the insertion protrusion to elastically deform and expand the insertion protrusion 210 A plurality of extension ribs 251 may be formed.

That is, the extension rib 251 is tapered so as to be gradually widened toward the opposite direction of the insertion protrusion 210, and when the fixing wedge 250 is inserted into the hollow of the insertion protrusion 210, The fitting protrusions 210 can be more firmly coupled to the mounting groove G formed in the furniture F since the fitting protrusions 210 are opened more easily and naturally outwardly.

The cutout groove 220 of the fitting protrusion when the extending rib 251 is formed is formed to completely pass through the mounting surfaces of the sliding rail 100 and the guide rail 200 so that the extending rib 251 can be inserted easily .

9, the upper and lower ends of the guide rail 200 can be integrally formed with fixing pieces 270 that are in close contact with the inner wall of the drawer accommodating space of the furniture. The fitting protrusions 210 and the fixed wedges 250 may be integrally formed on the surface which is closely fixed to the inner wall of the drawer accommodating space. This makes it possible for the guide rail 200 to be more firmly fixedly mounted on the inner wall of the drawer accommodating space, so that the load of the drawer can be more stably supported and supported in use.

The sliding rails 100 and the guide rails 200 may be integrally formed with the fitting protrusions 210 and the fixed wedges 250 by molding methods such as injection molding.

The operation and use state of the drawer rail according to the embodiment of the present invention will be described with reference to FIGS. 5 to 7. FIG.

5, when the fixing wedge 250 is struck with a tool such as a hammer in a state where the fitting protrusion 210 is fitted in the mounting groove G formed in the furniture F, the fitting protrusion 210 The fixing wedge 250 is separated from the fitting protrusion 210 in a free state so that the fitting protrusion 210 is separated from the fitting protrusion 210. As a result, The fixed wedge 250 is tightly fixed to the mounting groove G of the furniture F by spreading the circumference of the fitting protrusion 210 by surface contact, as shown in Fig. 6 .

7, when the fitting protrusion 240 is formed, the fitting protrusion 240 fits into the fitting groove G of the furniture when the fitting protrusion 210 is opened, So that it remains firmly fixed without flowing.

Therefore, the operation of mounting the rails for drawers according to the embodiment of the present invention on the furniture F can be performed easily and quickly.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments or constructions. Various changes and substitutions may be made without departing from the spirit and scope of the invention. It will be understood by those skilled 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.

100: sliding rail 200: guide rail
110/210: insertion protrusion 120/220: incision groove
130/230: Connecting pieces 140/240: Adhesive projection
150/250: Fixed wedge 160/260: Roller
151/251: Extension rib

Claims

In the drawer rail comprising a sliding rail fixedly mounted to the drawer, and a guide rail fixedly mounted to the inner wall of the drawer storage space of the furniture to guide the movement of the sliding rail,
At least two or more are integrally formed at predetermined intervals on a surface tightly fixed to the drawer of the sliding rail and a surface tightly fixed to the inner wall of the drawer storage space of the furniture of the guide rail, and a plurality of incision grooves are formed around the sliding rail. Fitting; And
A fixed wedge formed integrally connected with the hollow inner portion of the fitting protrusion by the connecting teeth and being inserted into the hollow of the fitting protrusion while extending the fitting protrusion while breaking the connecting meat when receiving an external force;
Rail for drawer further comprising.

The method of claim 1,
The inner diameter width of the fitting protrusion is gradually increased toward the inner wall of the drawer storage space of the drawer or the furniture facing the surface on the surface closely fixed to the drawer of the sliding rail and the surface closely fixed to the inner wall of the drawer storage space of the furniture of the guide rail. Rail for drawers, characterized in that narrowly formed.

3. The method according to claim 1 or 2,
The outer peripheral surface of the fitting protrusion, a rail for drawers, characterized in that a plurality of wedge-shaped contact protrusions are formed.

3. The method according to claim 1 or 2,
On the radial outer peripheral surface based on the central axis of the fixing wedge, the drawer, characterized in that the expansion rib is inserted along the incision groove and the width widening toward the opposite direction of the fitting projection is gradually widened toward the opposite direction of the fitting projection. For rails.