KR20180136194A - Kickstand of furniture - Google Patents

Abstract

The present invention discloses a kickstand of furniture including: a fixed part fixed to a bottom surface of the furniture, having a reception space having a specific height and a specific width and opened downwards, in the interior thereof, having a female screw fixing hole communicating with the reception space, at a central portion of an upper surface thereof, and having opening recesses at opposite peripheries of a lower side thereof; a female screw inserted into and mounted on a female screw fixing hole of the fixed part such that the female screw is not rotated; a support part inserted into the reception space of the fixed part, a bottom surface of which is attached to a floor surface, having a through hole communicating with the female screw fixing hole at a central portion thereof, and having a head exposing part at a lower portion of the through hole thereof; a male screw configured to elevate the fixed part and the female screw along a rotational direction at the same time, having a body part coupled to the female screw through the through hole of the support part and the female screw fixing hole of the fixed part and exposed to an upper surface of the fixed part, and having a round head part exposed through the head exposing part of the support part, at a lower portion of the body part; and a support cap inserted into the bottom surface of the support part to cover a portion of the head exposing part of the support part to elevate the fixed part while preventing the male screw from being extracted from the through hole of the support part and smoothly rotating, and having a concave recess having a shape corresponding to the round head part of the male screw to stably support the male screw. Accordingly, the height of the table may be stably and smoothly adjusted.

Description

{KICKSTAND OF FURNITURE}

The present invention relates to a support leg which is mounted on the bottom of each corner of various furniture such as a cabinet, a bookcase, a cupboard, etc. More specifically, the height and the height of the furniture are adjusted smoothly and stably, The present invention relates to a height-adjustable support leg capable of enhancing a height-adjustable support leg.

BACKGROUND ART [0002] In general, under the various furniture such as a cabinet or a bookcase, a pedestal supporting the furniture is installed at a predetermined distance from the floor for ventilation and convenience of installation.

Such furniture supporting legs can be horizontally adjusted at the time of installation of the furniture by adopting the structure in which the height of the furniture can be easily adjusted by screwing in the left and right direction and the height of the installation of the furniture can be changed arbitrarily. It is possible to secure the convenience of the user.

For example, a "furniture base" is disclosed in Korean Utility Model Registration No. 20-0351610. 1, a fixing unit 10 is fixed to the bottom surface of the furniture 1 by fastening holes 11 and fastening means 12 and a fixing unit 10 having a predetermined length A supporting portion 20 which is protruded to support the furniture 1 at a predetermined height and which has a mounting groove 21 at the bottom and a thread groove 21a formed in the mounting groove 21, And the horizontal adjustment bolt 40 is fastened to the screw groove 21a.

Thus, since the support portion 20 is lifted and lowered according to the operation of rotating the horizontal adjustment bolt 40 by the user, the height and the horizontal of the furniture 1 can be easily adjusted.

However, in the conventional technique as described above, the head of the horizontal adjustment bolt 40 is rotated in contact with the bottom surface of the horizontal adjustment bolt 40 and descends with respect to the support portion 20. Accordingly, the support portion 20 is lifted relatively, The rotation operation for adjusting the height is very difficult and uncomfortable. In particular, when the furniture 1 is raised, there is a problem that the stability feeling is significantly lowered because the load is concentrated on the head of the horizontal adjustment bolt 40.

Herein, the background art or the prior art described above is only intended to help understand the technical significance of the present invention as information acquired by the present inventor or derived from the present invention, It does not mean that it is widely known in the field.

KR10-0586895 B1 (2006.05.29) KR20-0351610 Y1 (2004.05.17)

Accordingly, the present inventor has intensively focused on solving the limitations and problems of existing furniture support legs by considering the above-mentioned matters in a comprehensive manner, so that the operation for adjusting the height is smoothly and stably performed, The present inventors have made efforts to develop furniture legs with a new structure capable of enhancing workability and convenience during installation of furniture, .

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a furniture supporting leg that can be adjusted smoothly and stably.

Herein, the technical object and object to be solved by the present invention are not limited to the technical object and purpose mentioned above, and another technical object and purpose not mentioned can be understood by those skilled in the art from the following description.

According to another aspect of the present invention, there is provided a method of manufacturing a display device, the method comprising the steps of: A fixing portion formed with a female screw fixing hole communicating with the accommodating space at a central portion of an upper surface thereof and having an opening groove formed at both side edges of the lower portion thereof, a female screw inserted and fixed in the fixing hole of the fixing portion in the female screw fixing hole, A support portion which is inserted into the accommodating space and has a bottom surface in close contact with the bottom surface, a through hole communicating with the female screw fixing hole at a central portion thereof, and a head exposing portion formed at a lower portion of the through hole; The female screw is simultaneously lifted and lowered through the through hole of the support portion and the female screw fixing hole of the fixing portion, And a body part exposed to the upper surface of the fixing part, wherein the body part is provided with a male thread formed with a round head part exposed through a head exposing part of the supporting part, and a lower part of the supporting part, A support cap having a concave groove having a shape corresponding to the round head of the male screw so as to stably support the male screw, The present invention relates to a furniture supporting leg,

Thus, according to the present invention, the round head of the male screw and the concave grooves of the support cap correspond to each other, so that the male screw is easily slid during the rotation operation, so that the operation for adjusting the height can be performed more smoothly and stably.

Further, in a preferred embodiment of the present invention, a tool mounting hole can be formed on the upper surface of the body portion of the male screw so as to be able to be rotated quickly and easily with a tool such as a screwdriver or a hexagonal wrench, and a slip A concavity and convexity can be formed.

In addition, in a preferred embodiment of the present invention, a plurality of countersinks for fixing the bottom of the furniture with screws are formed in the fixing portion, and a number of screw holes communicating with the counter sink are formed in the supporting portion, It can be fixed and can support the furniture more stable.

According to a preferred embodiment of the present invention, a coupling groove is formed on both wall surfaces of the head exposed portion of the support portion, and coupling jaws having a shape corresponding to the coupling groove are formed on both sides of the receiving cap, It is possible to easily and easily combine with each other and maintain a stable coupling state.

Further, in a preferred embodiment of the present invention, the seat is inserted between the round head of the male screw and the concave groove of the receiving cap so as to easily slide, so that the turning operation of the male screw can be made much easier and smoother.

According to an embodiment of the present invention, which has the means and construction for solving the above-mentioned object and the technical object, there is provided an apparatus for forming a concave groove in which a round head of a male screw and a concave groove of a support cap correspond to each other, So that the operation of rotating the male screw to adjust the height can be performed more smoothly and stably.

Therefore, it is possible to adjust the level and height of the furniture quickly and easily, thereby improving workability and convenience in installation of furniture.

Here, the effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing an example of a furniture supporting leg according to a conventional technique.
FIG. 2 is a perspective view of a furniture supporting leg according to an embodiment of the present invention.
3 is a perspective view illustrating a furniture supporting leg according to an embodiment of the present invention.
4 is a vertical sectional view showing a state where the furniture supporting leg according to the embodiment of the present invention is lowered.
FIG. 5 is a longitudinal sectional view showing a state where the furniture supporting leg according to the embodiment of the present invention is raised.
6 is a longitudinal sectional view showing a state in which the furniture supporting leg according to another embodiment of the present invention is lowered.

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

Prior to this, the following terms are defined in consideration of the functions of the present invention, and they are to be construed to mean concepts that are consistent with the technical idea of the present invention and interpretations that are commonly or commonly understood in the technical field of the present invention.

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

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.

In addition, when a part includes an element, it does not exclude other elements unless specifically stated otherwise, but may include other elements.

2 to 5, the furniture supporting leg according to the embodiment of the present invention includes a fixing part 100, a female screw 200, a supporting part 300, a male screw 400 and a supporting cap 500 .

The fixing part 100 has a predetermined height and width and is fixed to the bottom surface F of the furniture. The fixing part 100 has a receiving space 110 having a predetermined height and width and opened to the bottom, And a female screw fixing hole 120 communicating with the storage space 110 is formed.

That is, the female thread fixing hole 120 is formed in a shape corresponding to the outer shape of the female thread 200 so that the female thread 200 is not rotated. For example, the female screw 200 may be formed of a hexagonal nut, and the female screw fixing hole 120 may be formed in a shape such as a counterbore so that the hexagonal nut is buried and the body 410 of the male screw 400 penetrates therethrough. As shown in FIG.

Opening grooves 130 are formed at both lower edges of the fixing part 100 so that the male screws 400 are exposed to the outside without contact interference.

In addition, a large number of countersinks 140 for easily fixing the bottom surface F of the furniture to the inside of the fixing unit 100 with screws are formed.

That is, when the fixing portion 100 is fastened to the bottom surface F of the furniture with the screws, the body of the screw passes through the countersink 140 and is stuck to the bottom surface F of the furniture, and the head is buried in the fixing portion 100 Respectively.

The outer shape of the fixing part 100 may be a shape in which the width gradually decreases toward the upper part, or a rectangular, polygonal, or elliptical shape in which the width of the upper part is narrower or wider than the width of the lower part.

The receiving space 110 of the fixing part 100 may be formed into a shape that causes mutual contact interference with the outer surface of the supporting part 300 so that the supporting part 300 is inserted into or withdrawn from the supporting part 300 without being rotated have. For example, the cross-sectional shape of the inner surface of the storage space 110 may be formed in a polygonal shape such as a quadrangle, an elliptical shape, or the like.

Here, the shape formed by the inner wall surface of the storage space 110, that is, the shape of the cross section when viewed on a plane, is preferably a polygonal shape such as a quadrangle so that the support portion 300 can only ascend and descend without being rotated, For example, when the receiving space 110 has a circular shape in plan view, another protrusion may be formed on the inner wall of the receiving space 110, and a separate groove may be formed on the outer wall of the supporting part 300 It is also possible to employ a structure in which the support portion 300 does not rotate with respect to the fixed portion 100 but only lifts up and down.

The female screw 200 is not rotated in the female screw fixing hole 120 of the fixing portion 100 while being screwed with the male screw 400 in order to raise and lower the fixing portion 100 in response to the rotation operation of the male screw 400 Inserted.

The female screw 200 may be formed integrally with the fixing part 100 by an insert injection molding method in which a conventional nut is inserted into the female screw fixing hole 120 of the fixing part 100 during the injection molding process of the fixing part 100 have.

The supporting part 300 is formed in a shape such as a polygonal column or an elliptical column and is in contact with the bottom surface of the supporting part 300 so as to be inserted into the accommodating space 110 of the fixing part without being rotated, And a through hole 310 communicating with the female screw fixing hole 120 is formed in a central portion of the through hole 310. The round head 420 of the male screw 400 is exposed to the outside without interference, (Not shown).

A screw hole 330 communicating with the countersink 140 is formed in the support part 300 so that the screws can be put on the base plate F of the furniture through the countersink 140 of the fixing part.

In addition, an engaging groove 321 is formed on both wall surfaces of the head exposed portion 320 of the support portion 300 to engage the support cap 500 in a sliding fit manner.

In order to prevent the support part 300 from being fully inserted into the accommodation space 110 of the fixed part, the height of the support part 300 may be slightly higher than the height of the accommodation space 110 of the fixed part, It is preferable to form the tuck outwardly on the rim.

The male screw 400 simultaneously moves up and down the fixing part 100 and the female screw 200 according to the rotation direction and is screwed to the female screw 200 through the head exposing part 320 of the supporting part 300.

The male screw 400 includes a round head 420 and a body 410 having a diameter smaller than that of the round head 420 and formed with threads for screw tightening at regular intervals.

That is, the male screw 400 is fastened to the female screw 200 through the through hole 310 of the support part 300 and the female screw fixing hole 120 of the fixing part 100, And the lower part of the body part 410 is formed with a rounded part 410 having a diameter larger than the width of the fixing part 100 and the supporting part 300 so as to be exposed through the head exposed part 320 of the supporting part 300. [ And a head portion 420 are integrally formed.

A tool mounting hole 411 is formed in the upper surface of the body 410 of the male screw 400 so that the tool mounting hole 411 can be easily turned by a tool such as a screwdriver or a hexagonal wrench. A concave / convex portion 421 for preventing slippage or slippage is formed.

Here, the concave / convex portion 421 may be serrated or serrated in a horizontal or an oblique manner or jagged or wobbly to prevent it from slipping or slipping when the outer circumferential surface of the rounded head portion 420 is held by a finger, A spline, or a polygon.

The support cap 500 is inserted into the bottom of the support portion 300 as if covering a part of the head exposed portion 320 of the support portion 300 so as to prevent the externally threaded portion 400 from coming off from the through hole 310 of the support portion 300, The upper part of the upper surface of the fixing part 100 is formed with a concave groove having a shape corresponding to the round head part 420 of the male screw 400 so as to stably support the male screw 400. [ 510 and is formed to have a predetermined width and width so as to evenly distribute the load of furniture transmitted from the male screw 400 to the floor.

Both sides of the support cap 500 are formed with coupling jaws 520 having a shape corresponding to the coupling groove 321 in order to engage with the head exposed portion 320 of the support portion in a sliding fit manner.

6, the furniture supporting leg according to another embodiment of the present invention can be easily slid between the round head 420 of the male screw 400 and the concave groove 510 of the receiving cap 500 The sheet 530 made of durable nylon, polyurethane, or the like can be inserted, so that the operation of rotating the male screw 400 for height adjustment can be made much easier and easier.

In addition, the furniture supporting leg according to the embodiment of the present invention is described and illustrated with the shape and structure in which the upper part of the supporting part 300 is inserted into the receiving space 110 of the fixing part, It is of course possible to apply the present invention to the shape and structure in which the lower part of the fixing part 100 is inserted and stacked.

5, the furniture supporting leg according to the embodiment of the present invention is fixed to the fixing part (not shown) while inserting the body part 410 of the male screw into the mounting hole H formed on the bottom surface F of the furniture 100) can be fixed to the bottom surface (F) of the furniture with screws or the like, and the support portion (300) can be brought into close contact with the floor surface by standing up the furniture.

In order to heighten the height of the furniture in this state, the round head 420 of the male screw externally exposed through the head exposing portion 320 and the opening groove 130 is rotated in the releasing direction, H of the fixing part 100 is screwed into the body part 410 of the male screw part when the tool such as a screwdriver or a hexagonal wrench is inserted into the tool mounting hole 411 and then rotated in the releasing direction, Only the male screw 400 rotates because the male screw 400 and the female screw 200 are not rotated in the female screw fixing hole 120. The female screw 200 and the male screw 400 are screw- When the rotation of the male screw 400 is stopped, the fixing portion 100 is maintained at a predetermined height with respect to the supporting portion 300. [0051] As shown in FIG.

In order to lower the height of the furniture, the round head 420 of the male screw externally exposed through the head exposing portion 320 and the opening groove 130 is rotated in the tightening direction, The female screw 200 screwed to the body portion 410 of the male screw is screwed into the female screw 200 of the fixing portion 100. Then, The female screw 200 and the male screw 400 are screwed together and the supporting part 300 is in close contact with the bottom surface of the female screw 200 The fixing part 100 is lowered at a constant height with respect to the supporting part 300. The fixing part 100 is lowered at a predetermined height with respect to the supporting part 300 when the rotation of the male screw 400 is stopped.

In this process, the round head 420 of the male screw and the concave groove 510 of the receiving cap correspond to each other, so that the concave groove 510 of the receiving cap covers the round head 420 of the male screw, So that the male screw 400 easily slides when the male screw 400 is rotated. As a result, the male screw 400 smoothly and smoothly rotates, so that the fixing part 100 can be lifted smoothly.

In addition, the support cap 500 maximizes the contact area with the bottom surface, so that the load of the furniture delivered from the male screw 400 is evenly dispersed on the bottom surface, so that the stable installation state can be maintained.

As described above, according to the furniture supporting leg according to the embodiment of the present invention, since the lifting and lowering operation for adjusting the height of the furniture is performed more smoothly and stably, it is possible to quickly and easily adjust the horizontal and height of the furniture, The convenience can be improved.

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 obvious to those skilled in the art that the present invention can be widely applied to other embodiments.

Therefore, it is to be understood that modifications and variations of the features of the present invention are intended to be included within the spirit and scope of the present invention.

100: fixing part 110: storage space
120: female screw fixing hole 130: opening groove
140: Countersink 200: female thread
300: Support part 310: Through hole
320: head exposing portion 321: engaging groove
330: Screw hole 400: Male thread
410: Body part 411: Tool mounting hole
420: round head portion 421: concave / convex portion
500: support cap 510: concave groove
520: coupling jaw 530: sheet

Claims (5)

A storage space 110 having a predetermined height and width and opened to the bottom is formed in the inside of the furniture F and a female screw fixing hole 120 communicating with the storage space 110 is formed at the center of the upper surface (100) having open grooves (130) formed at both lower edges thereof;
A female screw 200 inserted into the female screw fixing hole 120 of the fixing part 100 so as not to be rotated;
A through hole 310 communicating with the female screw fixing hole 120 is formed at the center of the through hole 310 and the bottom surface of the through hole 310 is inserted into the receiving space 110 of the fixing portion 100, A support portion 300 having a head exposing portion 320 formed at a lower portion thereof;
The fixing part 100 and the female screw 200 are simultaneously lifted and lowered according to the rotation direction and the through hole 310 of the supporting part 300 and the female screw fixing hole 120 of the fixing part 100, And a body part 410 which is fastened to the fixing part 200 and exposed on the upper surface of the fixing part 100. The lower part of the body part 410 is exposed through the head exposing part 320 of the supporting part 300, (400) having a rounded head portion (420); And
It is fitted to the bottom surface of the support part 300 so as to cover the part of the head exposing part 320 of the support part 300 so as to prevent the externally threaded part 400 from coming off from the through hole 310 of the support part 300, A support cap 500 having a concave groove 510 having a shape corresponding to the round head 420 of the male screw 400 so as to stably support the male screw 400, ;
A furniture supporting leg comprising.
The method according to claim 1,
A tool mounting hole 411 is formed on an upper surface of the body 410 of the male screw 400 so as to be turned by a tool and a rim portion 421 for preventing slippage is formed on the rim of the round head 420 Furniture legs.
The method according to claim 1,
A plurality of countersinks 140 are formed on the fixing part 100 to fix the bottom surface F of the furniture with screws and a plurality of screw holes 330 communicating with the countersink 140 are formed on the supporting part 300 Formed furniture legs.
The method according to claim 1,
A coupling groove 321 is formed on both wall surfaces of the head exposed portion 320 of the support portion 300 and coupling jaws 520 having a shape corresponding to the coupling groove 321 are formed on both sides of the receiving cap 500, Formed furniture legs.
The method according to claim 1,
Wherein the seat 530 is slidably inserted between the round head portion 420 of the male screw 400 and the concave groove 510 of the receiving cap 500.

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