KR200475434Y1

KR200475434Y1 - folding device of table leg

Info

Publication number: KR200475434Y1
Application number: KR2020130004720U
Authority: KR
Inventors: 오 달 권
Original assignee: 오 달 권
Priority date: 2013-06-12
Filing date: 2013-06-12
Publication date: 2014-12-02

Abstract

The present invention discloses a folding device for a table leg which comprises a detachable attachment portion 11 which is in close contact with a bottom surface T1 of a table T and an upper hinge 12 which is in close contact with the detachable attachment portion 11, And a first piece 13 firmly fixing the upper hinge 12 and the upper hinge 12 to the bottom surface T1 of the table T; A lower hinge body (not shown) corresponding to the upper hinge 12 and hinged to the upper hinge 12 by a hinge pin 21 and rigidly fixed to the upper end of the leg L by a second piece 22 20); The attachment / detachment unit 11 of the upper hinge body 10 includes a base surface 111 on which the bottom surface T1 of the table T and the upper hinge 12 are closely adhered to each other, Comprises an elastic bending face (112) that is arcuately curved from the base (111) and a bending face (113) that extends from the elastic bending face (112); The lower hinge body 20 is provided at one side thereof with a latching part 23 which is hooked on a resiliently bent surface of the detachable attachment part 11.
In the present invention, the table legs can be folded from the table or folded to the table side by the upper hinge body and the lower hinge body, so that the legs can be easily folded and unfolded, and the detachable portion for fixing the legs to the table is made elastic Or magnet, the convenience and usability for fixing and separating the legs to the table are greatly improved, and by the simple configuration, the production cost of the entire table is minimized, and the cost for the purchase of the consumer is not burdened.

Description

Folding device of table leg}

The present invention relates to a folding device for a table leg, and more particularly, to a folding device for a table leg, which can easily and easily fold and unfold a leg provided at a lower portion of a table to improve usability and convenience, The present invention relates to a folding device for a table leg so as to obtain a reduction in production cost.

Typically, most tables are equipped with legs that support tables and tables, and tables are used that have folding legs that fold or unfold legs from the table to facilitate transport and storage.

A table having such a folding type bridge is configured such that a leg is hingedly connected to an installation frame fixed to a lower portion of a table so that the bridge can be folded and unfolded, a connection between a hinge connected to a predetermined portion of the bridge, And the other end is connected to an installation frame hinged to the installation frame. The support is connected to an installation frame located at a predetermined distance from the leg, and the support is overlapped with the connection between the connection frame and the predetermined length.

When a leg which has been folded in an installation frame is erected, the table constituting a conventional folding-type leg having such a configuration overlaps the support and the connection and supports the standing state of the leg at a predetermined angle. The legs are folded to the side of the installation frame and stored or transported, so that the space occupied by the table is increased.

However, conventionally used folding-type tables have a problem that the hinges are exposed to the outside because the legs are folded and unfolded by a structure such as a hinge or a torsion spring or the like, .

In addition, in the case of the conventional foldable leg, since the user must manually press the hook portion automatically hooked by the elasticity of the spring when the leg is opened, the pressing action of the hook portion becomes difficult due to the force of the spring, In the case of an elderly person or a woman who has low strength, there is a problem in that the legs are folded and unfolded.

As a conventional technique, there is a folding table leg which is a registration table 20-0291709. This folding table leg is composed of an upper plate and legs folded on the lower edge of the upper plate, respectively, The leg is provided with a hinge bracket fixed to an edge of a lower surface of a top plate, a hinge bracket having one end thereof hinged to be rotatable and hinged to one side of the hinge bracket, and a first The balls are detached and folded with the ball of the rotary bar as a hinge axis, and through holes, which are corresponding to the balls of the first rotary bar, are positioned on the same side and are spaced apart from each other, And the second rotating bar is accommodated in the folded state when the folding bar is folded, The hinge protrusions on both sides of the upper end of the hinge bracket are rotatably hinged on the hinge bracket adjacent to the corner of the upper plate so as to be in line with the rotating body so as to be opposed to the rotating body. And a receiving portion into which the second rotating bar is inserted.

In this conventional technology, although the support of the leg is stably performed by the rotating body, since the components are complicated, it is natural to increase the production unit cost, and thus the problem of increasing the burden on the purchase cost of the consumer have.

In addition, since the hinge structure is exposed to the outside in the related art, the problem that the hinge structures, in which the appearance of the table is exposed when the table is folded or unfolded, can not be stunned can not be solved.

Korea Register Practice 20-0291709 (registered on September 28, 2002) Korea Register Practice 20-0258339 (Registered on December 10, 2001)

This design prevents the folding structure of the table from being exposed by the legs, thereby preventing the appearance of the table from being adversely affected when the leg is folded or unfolded, and the folded table is folded by the simple pressing structure, And it is an object of the present invention to provide a folding device for a table leg so that the production cost can be minimized by a simple configuration.

According to an aspect of the present invention, there is provided a folding device for a table leg, the foldable folding device comprising: a detachable attachment portion that is in close contact with a bottom surface of a table; an upper hinge which is in close contact with the detachable attachment portion; The upper hinge body includes a first piece and a second piece. And a lower hinge body corresponding to the upper hinge and hinged to the upper hinge by a hinge pin and firmly fixed to the upper end of the leg by a second piece.

Furthermore, the attachment / detachment portion of the upper hinge body includes: a base surface on which the bottom surface and the upper hinge of the table are in close contact with each other; A resiliently bent surface bent in an arcuate shape from the base surface; And a locking surface extending from the elastic bent surface, and a hook portion extending from the elastic bent surface of the detachable attachment portion is extended to one side of the lower hinge.

Furthermore, the latching part extending to one side of the lower hinge body may include an arc-shaped first groove formed at one side of the lower hinge body; And engaging pieces provided on both sides of the first groove portion.

Furthermore, the bottom surface of the table to which the detachable attachment portion of the upper hinge body is closely attached is further provided with a withdrawal recessed portion which is retracted when the resiliently bent surface of the detachable attachment portion is pressed.

Further, the table may further include a magnet attraction groove on a bottom surface thereof, and the attachment / detachment portion of the upper hinge body may include: a first magnet fitted to the magnet attraction groove; And a second magnet which is fitted on an upper end of a leg on which the lower hinge body is fixed and is fitted to the position corresponding to the first magnet.

Furthermore, the upper hinge may further include a first avoiding groove for preventing interference of the first magnet, and the lower hinge member may further include a second avoiding groove for preventing interference of the second magnet.

In the present invention, the table legs can be folded from the table or folded to the table side by the upper hinge body and the lower hinge body, so that the legs can be easily folded and unfolded, and the detachable portion for fixing the legs to the table is made elastic Or magnet, the convenience and usability for fixing and separating the legs to the table are greatly improved, and by the simple configuration, the production cost of the entire table is minimized, and the cost for the purchase of the consumer is not burdened.

1 is a perspective view showing an example of a table to which a folding device of a table leg according to the present invention is applied.
Fig. 2 is an exploded perspective view showing a configuration of a folding device of a table leg according to the present invention.
3 is a partially omitted oblique view showing the operation state of the folding device of the table leg according to the present invention.
Fig. 4 is a configuration diagram showing a state in which a leg is unfolded by the configuration of a folding device of a table leg according to the present invention. Fig.
Fig. 5 is a configuration diagram showing a state in which a leg is folded by the configuration of a folding device of a table leg according to the present invention.
Fig. 6 is an exploded perspective view showing another embodiment of the folding device of the table leg according to the present invention.
7 is a partially omitted oblique view showing an operation state of another embodiment of the folding device of the table leg according to the present invention.
8 is an exploded perspective view showing still another embodiment of a folding device of a table leg according to the present invention.
9 is a partially omitted oblique view showing an operation state of another embodiment of the folding device of the table leg according to the present invention.
10 is a configuration diagram showing a state in which a leg is unfolded according to another embodiment of the folding device of a table leg according to the present invention.
Fig. 11 is an exploded perspective view showing still another embodiment of a folding device of a table leg according to the present invention.
Fig. 12 is a configuration diagram showing a state in which a leg is unfolded by another embodiment of a folding device of a table leg, which is the present invention of Fig. 11. Fig.
Fig. 13 is a configuration diagram showing a folded state of a leg according to another embodiment of the folding device of a table leg, which is the present invention as shown in Fig. 11. Fig.

Other objects and features of the present invention will become apparent from the following description of embodiments with reference to the accompanying drawings.

It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention, and all terms used herein, including technical or scientific terms, And have the same meaning as commonly understood by those of ordinary skill in the art. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be interpreted in an ideal or overly formal sense unless explicitly defined in the present application Do not.

Hereinafter, a table leg folding device according to an embodiment of the present invention will be described in more detail with reference to the accompanying drawings.

As shown in the drawing, the folding device of the table leg according to the present invention includes a detachable attachment portion 11 which is in close contact with a bottom surface T1 of the table T, an upper hinge 12 which is in close contact with the detachable attachment portion 11, An upper hinge body 10 composed of a first part 13 and a first piece 13 firmly fixing the part 11 and the upper hinge 12 to the bottom surface T1 of the table T, And is hinged to the upper hinge 12 by the hinge pin 21 and seated in the seating groove L1 formed at the upper end of the leg L by the second piece 22, (20).

The material of the upper hinge body 10 and the lower hinge body 20 is not limited and is preferably made of a rigid synthetic resin or a metal material for robustness.

The present invention configured as described above allows the leg L to be unfolded or folded from the bottom surface T1 of the table T by the hinge connection of the upper hinge body 10 and the lower hinge body 20. [

At this time, the upper and lower hinge bodies 10 and 20 are firmly coupled or separated from each other by the attaching / detaching unit 11, so that the user can easily grasp the legs by folding or unfolding the legs. The convenience and usability can be greatly improved.

Since both the upper and lower hinge bodies 10 and 20 are prevented from being exposed to the outside by the upper end of the leg L in a state in which the upper hinge body 10 and the lower hinge body 20 are in close contact with the bottom surface T1 of the table T, It is possible to prevent the appearance of the table from being deteriorated due to exposure of the members.

Moreover, the simple configuration can greatly reduce the production cost of the entire table, thereby minimizing the cost incurred by the consumers in purchasing the table.

A first auxiliary magnet 30 is further coupled to the bottom surface T1 of the table T and a second auxiliary magnet 40 corresponding to the first auxiliary magnet 30 is provided on one side of the leg L. [ ).

The first auxiliary magnet 30 and the second auxiliary magnet 40 are firmly attached to each other by the magnetic force when the leg L is folded on the bottom surface T1 of the table T, The legs L can be firmly fixed.

It may be provided as a metal attaching means which is attached to the magnetic force of the magnet instead of any of the auxiliary magnets of the first auxiliary magnet 30 or the second auxiliary magnet 40 as necessary.

The attachment / detachment portion 11 of the upper hinge body 10 includes a base surface 111 on which the bottom surface T1 of the table T and the upper hinge 12 are in close contact with the back surface, And a pressing surface 113 extending from the elastic curved surface 112. The elastic curved surface 112 has a curved surface 112 and a curved surface 113. The elastic curved surface 112 is curved from the surface 111,

The lower hinge body 20 has a latching part 23 extending from one side of the lower hinge body 20 to the elastic bent surface of the detachable attachment part 11.

The hooking portion 23 of the lower hinge body 20 is engaged with the elastic bent surface 112 of the detachable attachment portion 11 when the leg L is folded, Can be fixed.

The latching part 23 is engaged with the elastic bending face 112 of the detachable part 11 when the leg L is folded toward the bottom surface T1 of the table T. This is because the latching part 23 In the process of folding the leg L to the side of the bottom surface T1 of the table T, the engaging portion 23 is slidably inserted into the elastic folding surface 112 and is positioned inside the elastic folding surface 112 And is caught by the elastic bending face 112.

When the folded leg L is to be unfolded, the pressing surface 113 of the detachable attachment portion 11 is pushed so that the engaging portion 23, which is pulled inward of the elastic folded surface 112 and hooked, The elastic bending face 112 is extended toward the pressing face 113 when the pressing face 113 is pressed so that the elastic bending face 112 of the hooking portion 23 The folded leg L can be unfolded.

The latching part 23 extending to one side of the lower hinge body 20 includes an arc-shaped first groove part 231 formed on one side of the lower hinge body 20, Respectively. As shown in Fig.

As a result, the retaining portion 232 of the retaining portion 23 is engaged with the elastic bent surface 112 of the detachable portion 11 or is released from the elastic bent surface 112. In this case, The manufacturing cost of the engaging portion 23 can be reduced by the arc-shaped first groove portion 231.

The bottom surface T1 of the table T on which the attaching / detaching unit 11 of the upper hinge body 10 is closely contacted is provided with a receiving recessed portion 50 are further provided.

The pulling groove 50 is provided at a position corresponding to the elastic folding surface 112. The pulling groove 50 is further provided on the bottom surface T1 of the table T, Since the elastic bending face 112 can be further extended toward the inlet groove 50 when the pressing face 111 of the part 11 is pressed, the opening angle of the elastic bending face 112 can be further increased, The engagement releasing property of the engaging portion 23 inserted into and engaged with the folded surface 112 is further improved.

The present invention further includes a magnet entrance groove 60 on the bottom surface T1 of the table T and a detachable attachment portion 11 of the upper hinge body 10 is formed in the magnet entrance groove 60, And a second magnet 114 fitted to an upper end of a leg L on which the lower hinge body 10 is fixed and fitted to a position corresponding to the first magnet 114, 115).

Since the first magnet 114 and the second magnet 115 are firmly attached to each other by the magnetic force in the process of folding the leg L1 toward the bottom surface T1 of the table T, The true leg L can be firmly fixed.

The upper hinge body 10 is further provided with a first avoidance groove 114a for preventing the first magnet 114 from interfering with the lower hinge body 10, And a second avoiding groove 115a for preventing the second magnet 115 from being interfered.

The upper hinge 12 of the upper hinge body 10 and the lower hinge body 20 of the upper hinge body 10 are separated from each other by the first magnet 114 and the second magnet 115 Or the like is prevented from being interrupted.

As described above, the present invention has been described with reference to particular embodiments, such as specific elements and the like, with limited examples and drawings. However, the present invention is not limited to the above embodiments, And various modifications and changes may be made thereto by those skilled in the art to which the present invention belongs.

Therefore, the spirit of the present invention should not be limited to the embodiments described, and all of the equivalents or equivalents of the claims, as well as the following claims, fall within the scope of the present invention

10: upper hinge body 11: detachable part
12: upper hinge 13: first piece
20: lower hinge body 21: hinge pin
22: second piece 23:
30: first auxiliary magnet 40: second auxiliary magnet
50: inlet groove 60: magnet inlet groove
111: Base surface 112: Elastic bent surface
113: pressing surface 114: first magnet
114a: first avoiding groove 115: second magnet
115a: second avoiding groove 231: first groove portion
232:
T: Table T1: Table bottom

Claims

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A detachable attaching portion 11 which is in close contact with a bottom surface T1 of the table T and an upper hinge 12 which is in close contact with the detachable attaching portion 11; And a first piece (13) firmly fixed to the bottom surface (T1) of the upper hinge body (10).
A seating groove L1 corresponding to the upper hinge 12 and hinged to the upper hinge 12 by the hinge pin 21 and formed at the upper end of the leg L by the second piece 22 And a lower hinge body 20 which is seated and fixed firmly;
The attachment / detachment unit 11 of the upper hinge body 10 includes a base surface 111 on which the bottom surface T1 of the table T and the upper hinge 12 are closely adhered to each other, Comprises an elastic bending face (112) that is arcuately curved from the base (111) and a bending face (113) that extends from the elastic bending face (112);
Wherein a hooking part (23) which is hooked on a resiliently bent surface of the detachable part (11) is extended to one side of the lower hinge body (20).

The method of claim 3,
The fastening portion 23, which extends to one side of the lower hinge body 20,
An arc-shaped first groove portion 231 formed on one side of the lower hinge body 20;
And a latching piece (232) provided on both sides of the first groove part (231).

The method of claim 3,
On the bottom surface (T1) of the table (T) to which the attaching / detaching portion (11) of the upper hinge body (10)
Further comprising a pull-in groove portion (50) which is pulled in when the elastic bent surface (112) of the detachable attachment portion (11) is pressed.

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