KR200252093Y1 - The joint of support for furniture - Google Patents

Abstract

The present invention relates to a connecting device for furniture support, and more specifically, the lower leg pedestal and lower leg inserted into the pedestal insertion tube and the lower leg insertion tube and the support insert tube forming one body with only one bolt fastening operation and The present invention relates to a connecting device for a furniture support, which enables the connection and fixing of the lower leg support at the same time, thereby providing convenience and efficiency. The lower leg insertion tube 220 is provided directly on the pedestal insertion tube 210. It is formed integrally, and in one side of the pedestal insertion tube 210 is formed integrally with the support insert tube 230 perpendicular to the lower leg insertion tube 220, the lower leg insertion tube 220 and The first slit portion 1 and the second slit portion 1A are formed in the pedestal insertion tube 210 in the inwardly perpendicular direction, respectively, and between them, a bolt (B) sieve in the pedestal insertion tube 210. And a pressing part 2 for applying a contact pressure to the first slit part 1 and the second slit part 1A, wherein the pressing part 2 and the first and second slit parts 1 and 1A are provided. A pedestal insertion tube forming a body with only one bolt tightening operation is formed by a tightening part 3 in which a tightening force is applied to the first and second slit parts 1 and 1A by the contact pressure of the pressing part 2 therebetween. And lower leg insertion pipe and the lower leg pedestal and the lower leg inserted into the insertion tube can be connected and fixed at the same time, and the lower leg support, as well as thereby has the effect of making the operation simple and efficient.

Description

Joint of support for furniture

The present invention relates to a connecting device for furniture support, and more specifically, the lower leg pedestal and lower leg inserted into the pedestal insertion tube and the lower leg insertion tube and the support insert tube forming one body with only one bolt fastening operation and The present invention relates to a connecting device for a furniture support, which enables the connection and fixing of the lower leg support at the same time, thereby providing simplicity and efficiency of work.

In general, furniture such as bookshelves are supported by lower legs, which in turn are supported by pedestals and supports, which are configured to be interconnected by means of connecting devices.

Figures 5a and 5b shows a bookshelf to which the conventional connecting device for furniture support is applied, these are the lower leg 110 is placed on both sides of the lower side of the upper side support frame 100, the lower leg 110 is the lower end It is configured to be supported by the lower leg pedestal 120 formed in the transverse direction. The lower leg support 120 is configured to be supported by the lower leg support 130, and the lower leg 110 and the lower leg support 120 and the lower leg support 130 are connected to each other. It is configured to be interconnected by (P1).

6 is a perspective view showing a conventional connecting device for the furniture support, which is provided with a pedestal insertion tube 210 through which the lower leg pedestal 120 is inserted through the front and rear, the lower leg 110 in the upper portion thereof; The lower leg insertion tube 220 is inserted is formed integrally, the support tube insertion tube is inserted into the lower leg support tube 130 is formed at right angles to the lower leg insertion tube 220 on one side of the pedestal insertion tube (210). 230 is integrally formed to form one body.

And the pedestal insertion tube 210 and the lower leg insertion tube 220 and the support insertion tube 230 is formed with a bolt fixing hole 240, respectively, the lower leg pedestal 120 and the lower leg 110 is inserted into them, respectively. ) And the lower leg support 130 is configured to be fixed by the fastening of the bolt (B).

However, in the connection device of the conventional furniture support, as described above, after inserting the lower leg, the lower leg support and the lower leg support into each insertion tube, the worker manually attaches the bolt to the bolt fixing hole formed in the respective insertion tube. It is configured to be connected and fixed by fastening, which is not only cumbersome and inconvenient, but also causes inefficiency and reduced productivity.

The present invention has been devised to solve the conventional problems as described above, the purpose of which is inserted into the pedestal insertion tube and the lower leg insertion tube and the support insertion tube respectively forming a body with only one bolt fastening operation The lower leg support and the lower leg and the lower leg support can be connected and fixed at the same time to ensure the simplicity and efficiency of the work.

In addition, an object of the present invention is to make it easier to fasten the bolt to the pedestal insertion tube while the pressurizing portion that pressurizes the lower leg insertion tube and the support insertion tube to have a bearing force for the lower leg insertion tube and the support insertion tube To make it happen.

In addition, an object of the present invention is to ensure the convenience and accuracy of the assembly by supporting both sides of the pressing portion while guiding the pressing portion to the bolt fastening position between the lower leg insertion tube and the support insert tube. have.

In addition, an object of the present invention is to enable the connection and fixing of the lower leg and lower leg support to the lower leg insertion tube and the support insert tube by the pressing portion to be made more robust and stable.

In order to achieve the object of the present invention, the lower leg insertion tube is integrally formed at the upper portion of the pedestal insertion tube, and the support insert tube is formed integrally with the lower leg insertion tube at one side of the pedestal insertion tube. The first and second slits are formed in the lower leg insertion tube and the pedestal insertion tube in an inwardly perpendicular direction, respectively, between the first and second slit portions while being bolted to the pedestal insertion tube. The pressing unit for applying a contact pressure to the contact is provided, the connecting device for the furniture support, characterized in that the tightening portion is applied to the first and second slit portion by the contact pressure between the pressing portion and the first and second slit portion. Is provided.

The pressing part has a vertical surface and a horizontal surface formed on both sides corresponding to the lower leg insertion tube and the support insert tube, and a first inclined cross section and a second inclined cross section are formed on the upper and lower sides therebetween so that the vertical and horizontal surfaces are inserted into the lower leg. Characterized in that configured to be shorter than the length of the tube and the support insert tube.

The pressurizing portion is formed between the lower leg insertion tube and the support insertion tube with a pair of guide support plate spaced apart, characterized in that configured to be guided and supported by the guide support plate to the bolt fastening position.

The fastening portion has a first contact protrusion and a second contact protrusion formed on both side wall portions of the pressing portion, the inwardly inclined contact inclined surface A and the contact inclined surface B are symmetrical with each other, and the contact is formed at both sides of the first and second slit portions. A first relative contact protrusion and a second relative contact protrusion having a relative contact inclined surface A and a relative contact inclined surface B corresponding to the inclined surface A and the contact inclined surface B are formed.

Figure 1a, 1b as showing the furniture to which the present invention is applied,

1A is a perspective view of a desk.

1B is a perspective view of a stool.

Figure 2 is an exploded perspective view showing the configuration of the present invention.

3 is a longitudinal sectional view of the present invention.

4a and 4b as showing the use state of the present invention,

Figure 4a is a cross-sectional view showing an initial release state.

Figure 4b is a cross-sectional view showing a tightening state.

Figure 5a, Figure 5b shows a furniture to which the connection device of the conventional furniture support is applied,

5A is a perspective view of a desk.

5B is a perspective view of a stool.

Figure 6 is a perspective view showing a connection device for a conventional furniture support.

* Explanation of symbols for the main parts of the drawings

1,1A: 1st, 2nd slit

2: pressure part

21: Fastener 22: Bolt insertion hole

23: vertical plane 24: horizontal plane

25, 26: 1st, 2nd slope

3: Fastener

31, 32: First and second relative contact protrusions 33A, 33B: Relative contact inclined surfaces A, B

34, 35: First and second contact protrusions 36A, 36B: Contact inclined surfaces A, B

4,4A: Guide Support Plate

40: third slope cross section

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

Figures 1a and 1b shows a desk and a stool to which the present invention is applied, which is a lower leg 110 is placed on both sides of the lower side of the upper support frame 100, the lower leg 110 in the lower side transverse direction It is configured to be supported by the formed lower leg support (120). And between the lower leg support 120 is configured to be supported by the lower leg support 130, the lower leg 110 and lower leg support 120 and the lower leg support 130 is the subject innovation It is configured to be interconnected by the connecting device (P2) of.

2 is an exploded perspective view showing the configuration of the present invention, this connection device (P2) is provided with a pedestal insertion tube 210 is inserted into the pedestal lower leg pedestal 120 to pass through the front and rear as usual, A lower leg insertion tube 220 into which the lower leg 110 is inserted is directly formed on the upper part thereof, and the lower leg support is formed at a right angle with the lower leg insertion tube 220 at one side of the pedestal insertion tube 210. The support insertion tube 230 into which the 130 is inserted is integrally formed to constitute one body.

In this connection device, the present invention is a pair of the first slit portion 1 and the second slit portion 1A on one side of the lower leg insertion tube 220 and the support insertion tube 230 respectively in the inward vertical direction Formed and configured to have elasticity. And between the lower leg insertion tube 220 and the support insertion tube 230, while the bolt (B) is fastened to the pedestal insertion tube 210 is inserted into the first slit portion 1 and the support of the lower leg insertion tube 220 The pressurizing part 2 which applies a contact pressure to the 1st slit part 1A of the pipe | tube 230 is provided.

The pressing part 2 has a vertical surface 23 and a horizontal surface 24 which are perpendicular to each other on both sides, and the upper and lower sides therebetween have a second inclined cross section 26 and a second inclined cross section 26, respectively. Formed between the lower leg insertion tube 220 and the support insertion tube 230 while the vertical surface 23 and the horizontal surface 24 are formed to have a shorter length than the lower leg insertion tube 220 and the support insertion tube 230. It is configured to have a supporting force, and the central portion of the second inclined cross-section 26 and the second inclined cross-section 26 bolt (B) is fastened to a fastening hole (not shown) formed in the pedestal insertion tube 210 The bolt insertion hole 22 may be formed to penetrate through it.

In addition, between the lower leg insertion tube 220 and the support insertion tube 230, a pair of guide support plates (4) (4A) are integrally formed parallel to each other at intervals to insert the lower leg insertion tube 220 and the support It is configured to support both sides of the pressing portion (2) while guiding the bolt (B) fastening position of the pressing portion (2) located between the pipe 230. At this time, the interval between the guide supporting plates (4) (4A) is formed at intervals corresponding to the width of the pressing portion (2), the third inclined cross-section 40 is formed on the upper side.

In addition, the first slit part 1 and the second slit part between the pressing part 2, the first slit part 1, and the second slit part 1A by the contact pressure of the pressing part 2 ( 1A) is provided with a fastening portion (3) that the tightening force acts, the fastening portion 3 is formed of the first contact protrusion 34 and the second contact protrusion 35 and the second contact protrusions 35 formed on both sides of the pressing portion (2) A first relative contact protrusion 31 and a second relative contact protrusion 32 formed on both sides of the first slit portion 1 and the second slit portion 1A.

The first contact protrusion 34 and the second contact protrusion 35 are formed of a pair of contact inclined surfaces A 36A and 36B inclined inwardly symmetrically with each other, and the first relative contact protrusions ( 31 and the second relative contact protrusion 32 are formed of a relative contact inclined surface A 33A and a relative contact inclined surface B 33B corresponding to the contact inclined surface A 36A and the contact inclined surface B 36B.

3 is a longitudinal cross-sectional view of the present invention assembled state, as shown in the present invention, the lower leg pedestal 120 is inserted through the pedestal insertion tube 210, the upper leg lower leg insertion tube 220 thereof The lower leg 110 is inserted, and the lower leg support 130 is inserted into the support insertion tube 230 formed at right angles with the lower leg insertion tube 220.

And the pressing portion (2) is inserted into the guide support plate (4) (4A) between the lower leg insertion tube 220 and the support insertion tube 230, the pressing portion 2 is a bolt insertion hole in the center ( As the bolt (B) is fastened to the fastening hole 21 of the pedestal insertion tube 210 through 22, it is fixed between the lower leg insertion tube 220 and the support insertion tube 230, the lower leg insertion The first slit portion 1 and the second slit portion 1A of the tube 220 and the support insertion tube 230 are formed of the first and second contact protrusions 34, 35 and the first, The lower leg is inserted into the lower leg insertion tube 220 and the support insertion tube 230 respectively by the contact pressure by the bolt (B) fastening force of the pressing portion (2) through the two relative contact protrusions (31) (32) The 110 and the lower leg support 130 is to be connected and fixed at the same time with a tightening force, also connected to the lower leg pedestal 120 inserted through the support insertion tube 230 by the bolt (B). And fixed.

This will be described in more detail with reference to FIGS. 4A and 4B. As shown in FIG. 4A, the first contact protrusion 34 of the pressing part 2 is shown in FIG. 4B by the fastening of the bolt B. FIG. As described above, when moved toward the lower leg insertion tube 220, the relative contact inclined surface A (33A) and the relative contact of the first relative contact protrusions 31 formed on both sides of the first slit portion 1 of the lower leg insertion tube 220. As the inclined surface B 33B moves along the contact inclined surface A 36A and the contact inclined surface B 36B of the first contact protrusion 34, a tightening force is applied to the first slit portion 1 so that the lower leg insertion tube ( The lower leg 110 inserted into the 220 is to be connected and fixed.

And since the connection and fixing by the second contact protrusion 35 of the pressing portion 2 and the second relative contact protrusion 32 of the support insertion tube 230 is the same as described above it will be omitted.

On the other hand, the present invention is another embodiment, while fixing the pressing portion (2) to the pedestal insertion tube 210 while fixing the lower leg pedestal 120 passing through the pedestal insertion tube 210 (B) is , And may be formed to have a length capable of penetrating the lower leg support 120, and the bolt B may be formed by fastening a nut (not shown) to the lower leg support 120 in the pedestal insertion tube 210. ) Has the advantage of being more firmly fixed.

As described above, the present invention can simultaneously connect and fix the lower leg pedestal and lower leg pedestal and lower leg support inserted into the pedestal insertion tube and the lower leg insertion tube and the support insertion tube, respectively, which form a single body by only one bolt fastening operation. By doing so, it is possible to increase the simplicity and efficiency of the work.

In addition, the present invention by forming a first inclined cross-section and the second inclined cross-section between the upper and lower sides between the two sides perpendicular to each other the pressing portion for applying pressure to the lower leg insertion tube and the support insert tube and the lower leg insertion tube and Not only can the support force for the support insertion tube, but also has an effect that the bolt fastening to the pedestal insertion tube can be made more easily.

In addition, the present invention by forming a pair of guide support plate between the lower leg insertion tube and the support insert tube while guiding that the pressing portion is positioned to the bolt fastening position between the lower leg insert tube and the support insert tube to guide both sides of the pressing portion By supporting it, it is effective to ensure the simplicity and accuracy of assembly.

In addition, the present invention is configured by the contact protrusion of the pressing portion having an inwardly inclined contact inclined surface such that the first and second slit portions having a relative contact inclined surface corresponding to the contact inclined surface receive contact pressure. Connection and fixation of the lower leg and lower leg support to the lower leg insertion tube and the support insert tube by the portion can be made more robust and stable.

Claims (4)

The lower leg insertion tube 220 is formed integrally on the upper part of the pedestal insertion tube 210, and a support insertion tube which forms a right angle with the lower leg insertion tube 220 toward one side of the pedestal insertion tube 210 ( 230 is integrally formed, The first slit portion 1 and the second slit portion 1A are formed in the lower leg insertion tube 220 and the pedestal insertion tube 210 in the inwardly perpendicular direction, respectively, between the pedestal insertion tube 210. While the bolt (B) is fastened and provided with a pressing portion 2 for applying a contact pressure to the first slit portion 1 and the second slit portion 1A, the pressing portion 2 and the first and second slit portions ( 1) A connecting device for a furniture support according to claim 1, wherein a tightening part (3) is formed in which a tightening force is applied to the first and second slit parts (1) (1A) by the contact pressure of the pressing part (2). According to claim 1, wherein the pressing unit (2), Vertical surfaces 23 and horizontal surfaces 24 are formed on both sides corresponding to the lower leg insertion tube 220 and the support insertion tube 230, and the second inclined cross section 26 and the second slope are disposed on the upper and lower sides therebetween. Cross section (26) is formed so that the vertical surface (23) and the horizontal surface (24) is connected to the furniture support device, characterized in that configured to be formed shorter than the length of the lower leg insertion tube 220 and the support insertion tube (230). The pressing unit 2 according to claim 1 or 2, A pair of guide support plates 4 and 4A are formed at intervals between the lower leg insertion tube 220 and the support insertion tube 230 to guide the bolts to the bolt-fastening position by the guide support plates 4 and 4A. Connecting device for the furniture support, characterized in that configured to be supported. The fastening part 3 according to claim 1, On both side walls of the pressing part 2, the first contact protrusion 34 and the second contact protrusion 35, in which the inclined contact inclined surface A 36A and the contact inclined surface B 36B are symmetrically formed, are formed. On both sides of the first slit portion 1 and the second slit portion 1A, a relative contact inclined surface A (33A) and a relative contact inclined surface B (33B) corresponding to the contact inclined surface A (36A) and the contact inclined surface B (36B). Connecting device for a furniture support, characterized in that the first relative contact protrusions (31) and the second relative contact protrusions (32) is formed.