KR20190058140A - Furniture frame connector structure - Google Patents

Abstract

The present invention relates to a frame connector structure for furniture, which connects a plurality of frame bars (2) which form a frame for furniture such as a table frame. According to the present invention, the frame connector structure for furniture comprises: a connection block (10) wherein a plurality of insert block units (12) are branched in diverse directions; a cam space (14) secured on a stylobate unit of the insert block units (12); a connection engagement hole (16) which is connected to a front end unit from the stylobate unit of the connection blocks (10); a connection slot (13) extended from a front end unit of the insert block units (12) towards the stylobate unit for a certain length; a connection operation member (24) inserted into the connection engagement hole (16), whose front end unit′s taper head is inserted into the connection engagement hole (16) on the front end unit of the connection engagement hole (16); a connection guide member (22) engaged with the connection operation member (24) in the stylobate unit of the plurality of insert block units (12) with; and a cap (30) engaged with the cam space (14) formed on the stylobate unit of the plurality of insert block units (12). The present invention is a frame connector structure for furniture, which is able to engage each frame bar forming a frame of furniture in an assembly method and finishes with a cam after engaging the frame bars.

Description

Furniture frame connector structure [0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a frame connector structure for furniture, and more particularly, to a novel frame connector structure for furniture, which is constructed so that each frame bar constituting a frame of a furniture is assembled and assembled, .

Generally, a furniture such as a table, a bed, a bookcase, and the like is provided with a vertical frame disposed vertically and a horizontal frame coupled with the horizontal frame of the vertical frame. Among the furniture frames, the table frame is composed of a horizontal frame composed of a plurality of parallel longitudinal frame bars and a horizontal frame bar, and a vertical frame connected to the horizontal frame and constituting a leg. The vertical frame may consist of vertical frame bars and the lower frame of the vertical frame bars may be connected to the lower frame in the horizontal direction.

In most cases, welding is generally used to connect the frame bars constituting the frame to the furniture. However, when the welding is performed, the welding surface is not smooth, so there is a problem in appearance. However, the welding may be distorted during welding and the welding part may be rusted. There is a problem that a lot of containers are not allowed to enter much, and a lot of transportation costs are incurred because a lot of containers can not enter the container during transportation.

Korean Registered Patent No. 10-1754128 (Registered on June 29, 2017) Korean Utility Model Publication No. 20-1991-0017722 (published on November 28, 1991)

SUMMARY OF THE INVENTION The present invention has been developed in order to solve the above-mentioned problems, and it is an object of the present invention to provide a cabinet which is constructed so that each frame bar constituting a frame of a furniture is assembled and assembled, And to provide a novel frame connector structure for furniture.

According to an aspect of the present invention, there is provided a connection block including: a plurality of insert block sections that are branched in multiple directions; A connection engaging hole communicating from a proximal end to a distal end of the plurality of insert block portions of the connection block; A connection slot extending a predetermined length from a front end of the insert block to a base end; A connection guide member inserted into the connection coupling hole at a base end portion of the plurality of insert block portions; And a connection operation member inserted into the connection coupling hole of the insert block portion and coupled to the connection guide member.

And the connection guide member is composed of a taper nut whose outer diameter gradually increases from the proximal end toward the distal end.

And a cap coupled to the cap space formed at the base ends of the plurality of insert block units.

Wherein the insert block portions are formed in a bar shape having a square cross section, a connection fitting hole is formed at a central portion of the insert block portions, the connection fitting hole is communicated from a front end portion to a base end portion of the insert block portion, And the connection slot is branched at least in both lateral directions with reference to the connection coupling hole.

Wherein the plurality of insert block portions are branched in three orthogonal directions, and the cap space is formed at a base end portion of the plurality of insert block portions, the cap space is formed in a hexahedron groove shape, and the cap is formed in a hexahedron block shape So that the cap is formed in the cap space.

The cap further includes a positioning pin protruding from the inner surface, and the positioning pin is coupled to a positioning hole formed at a base end of the insert block portion.

An outer support stone piece is provided on the outer side of the insert block parts and an inner support stone piece is provided between the inner side surfaces of the insert block parts intersecting with each other.

According to the present invention, there is also provided a connection block in which a plurality of insert block sections are diverged in multiple directions; A connection slot extending a predetermined length in the direction of the proximal end from the distal end of the plurality of insert block portions; A connection engaging hole communicating with both sides of the insert block portion; A connection operation member inserted through the through hole of the frame bar inserted into the insert block portion and inserted into the connection hole; And a connection guide member coupled to the connection operation member at a through hole of the frame bar.

Wherein the connection guide member is composed of a taper nut whose outer diameter gradually increases from the proximal end toward the distal end, and is connected to the connection actuating member through the through hole of the frame bar.

Wherein the insert block portions are formed in a bar shape having a square cross section and the connection slots extend a predetermined length in the direction of the proximal end from the distal end portion of the insert block portion and the insert block portions extend in a direction orthogonal to the guide slot, Holes are provided in the insert block, and the connection coupling holes are communicated with opposite side portions of the insert block portion.

Since the frame connector structure for furniture according to the present invention is a frame connection structure for a prefabricated furniture in which each insert block portion of the connection block is coupled to each frame bar of the frame for furniture to form a frame for furniture, , There is no case of rust, and each frame bar of the furniture frame is contained in the container at the time of transportation, and the transportation cost is considerably reduced.

Further, the connection operation member is inserted into the connection operation hole at the proximal end of each branched insert block portion of the connection block, so that when the connector operation member is inserted into the connection engagement hole of each insert block portion, There is an advantageous effect when the connection operation member is coupled to the insert block portion.

1 is a partially exploded perspective view of a connection block, a connection operation member, and a connection guide member, which are main parts of a frame connector structure for furniture according to the present invention.
Figure 2 is a perspective view of another major part of the present invention,
Figure 3 is a perspective view of the bottom of Figure 2;
Fig. 4 is a perspective view showing a state before coupling the cap shown in Fig. 2 to the cap space of the connection block; Fig.
Fig. 5 is a perspective view showing a state in which the cap shown in Fig. 4 is coupled to the cap space of the connection block; Fig.
FIG. 6 is a perspective view showing a state in which a connection block, a connection operation member, and a connection guide member, which are a main part of the present invention, are combined and an exploded state of a cap and a frame bar
FIG. 7 is a perspective view showing a state before the coupling of the connection block and the frame of FIG.
Fig. 8 is a longitudinal sectional view taken along line AA of Fig. 7
9 is a perspective view showing a table as one embodiment of the furniture assembled by the present invention
10 is a perspective view of a connection block which is a main part of another embodiment of the present invention
11 is a bottom perspective view of Fig. 10,
12 is an enlarged perspective view showing a state in which each frame bar of the furniture frame is connected according to another embodiment of the present invention shown in FIG.
Fig. 13 is a perspective view showing a modified embodiment of the connection block, which is a main part of the frame connector structure for furniture shown in Fig. 12; Fig.
14 is an enlarged perspective view showing a state in which each connection bar of the furniture frame is connected to the connection block shown in Fig.
15 is a sectional view taken along the line BB in Fig. 14
16 is an exploded perspective view of a frame connector structure for furniture according to another embodiment of the present invention
17 is an enlarged perspective view showing a state in which each frame bar of the furniture frame is assembled by the frame connector structure for furniture shown in Fig.
Fig. 18 is a longitudinal cross-sectional view of the CC line of Fig.
19 is a cross-sectional view taken along the line DD in Fig. 15

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The objects, features and advantages of the present invention will be more readily understood by reference to the accompanying drawings and the following detailed description. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.

In describing the components of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. For example, if a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, It is to be understood that other components may be " connected ", " coupled "

Referring to the drawings, the present invention is a frame connector structure for furniture connecting a plurality of frame bars 2 forming a frame for furniture such as a table frame. The connection block 10 is formed with a cam space 14, a connection hole 16 and a connection slot 13, and a plurality of insert block portions 12 of the connection block 10 are connected The member 24 and the connection guide member 22 are engaged. The present invention includes a cap 30 as a key core configuration.

The connection block 10 includes a plurality of insert block portions 12. The plurality of insert block portions 12 branch in multiple directions. In the present invention, the insert block portions 12 branch in three directions. The angle between the respective insert block portions 12 is a right angle. The X-axis direction, the Y-axis direction, and the Z-axis direction, which are three orthogonal directions of the plurality of insert block portions 12, and the angles between the respective insert block portions 12 are right angles.

The fact that the plurality of insert block portions 12 are branched in multiple directions means specifically that the three insert block portions 12 branch in the X-axis direction, the Y-axis direction and the Z-axis direction. When the insert block portion 12 is divided into two orthogonal directions and is made up of two insert block portions 12, it means that the two insert block portions 12 branch in a right angle direction .

The cam space 14 is secured at the proximal end portions of the respective insert block portions 12 constituting the connection block 10. When the plurality of insert block portions 12 are branched in the X-axis direction, the Y-axis direction and the Z-axis direction, which are three orthogonal directions, the cam space 14 is formed in a hexahedron groove shape. A cam space 14 is secured between the respective base ends of the X-axis direction insert block 12, the Y-axis direction insert block 12, and the Z-axis direction insert block 12. If the extension line is continued from the base end of each insert block portion 12, the cam space 14 is formed into a hexahedron groove shape.

The connection coupling holes 16 are provided in the plurality of insert block portions 12 of the connection block 10. The connection coupling hole 16 is communicated from the proximal end of each insert block portion 12 to the distal end portion. At this time, the connection coupling hole 16 includes an inner hole 16A, a connection guide member insertion hole 16B provided at the distal end of the inner hole 16A, and a head insertion portion 16A provided at the base end of the inner hole 16A. And a hole 16C. The diameter of the connection guide member insert hole 16B and the diameter of the head portion insert hole 16C are larger than the diameter of the inner hole 16A.

The connection slot 13 extends a certain length in the direction of the proximal end from the distal end portion of the insert block portion 12. [ The connection slot 13 is in the shape of a straight hole. The connection slot 16 is formed in the central portion of the insert block portion 12 and the connection slot 13 is formed in the center of the insert block portion 12 from the connection fitting hole 16, And communicates with the side portion. The insert block portions 12 are formed in a bar shape having a square cross section and a connection fitting hole 16 is formed at the center of the insert block portions 12. The connection fitting hole 16 is formed in the insert block portion 12 And the connection block 13 is branched at least in both side directions with respect to the connection coupling hole 16. [ In the present invention, the insert block portion 12 is formed in the shape of a rectangular block, the inner ends of the four connection slots 13 are connected to the connection coupling hole 16, and the outer ends of the respective connection slots 13 are connected to the insert block portion 13. [ (12). The connection slot 13 is formed in the shape of a cross hole when viewed from the front end of the insert block portion 12. [ The insert block portion 12 is divided into a plurality of connection pressing pieces 12CP by a connection slot 13.

The outer diameter of the connection guide member 22 gradually increases from the proximal end toward the distal end. Therefore, the connection guide member 22 is composed of a taper nut. The connection guide member 22 is inserted into the connection guide member insert hole 16B from the front end portion of the insert block portion 12. [

The connection operation member 24 is inserted into the inner hole 16A through the head portion insert hole 16C at the base end of the insert block portion 12. [ The connection operation member 24 may be composed of a bolt having a threaded portion formed on the outer surface thereof and a head portion 24A provided on the base end thereof. The head portion 24A provided at the base end portion of the connection operation member 24 is inserted into the head portion insert hole 16C provided at the base end portion of the insert block portion 12. [ The connection operation member 24 inserted into the connection coupling hole 16 of the insert block portion 12 is coupled to the connection guide member 22. [

The connection guide member 22 and the connection operation member 24 are formed of a nut and a bolt respectively and the connection guide member 22 and the connection operation member 24 are connected to the respective insert block portions When the connection guide member 22 and the connection operation member 24 are tightened by bolt-nut type in a state of being inserted into the connection coupling hole 16 of the connection slot 13, The connection pressing piece 12CP of the connecting piece 12 is opened. Of course, the connection guide member 22 and the connection actuating member 24 can be employed as long as the connecting press piece of the insert block 12 can be opened with respect to the connection slot 13 in addition to the nut and bolt Do.

The present invention further includes a cap (30) coupled to the cam space (14) secured in the connection block (10). A cam space 14 is secured at the base ends of the plurality of insert block portions 12, and the cap 30 is coupled to the cam space 14. The cap 30 is formed in a hexahedral block shape so that the cap 30 is fitted to the cam space 14 of the connection block 10. This means that the cap 30 in the shape of a hexahedron is fitted to the cam space 14 of the connection block 10 in a perfect fit. Before the cap 30 is assembled, the proximal ends of the respective insert block portions 12 are opened without being blocked. The cap 30 is inserted into the cam space 14 formed between the base ends of the insert block portions 12 The cam space 14, which is an empty space of the connection block 10, is filled. The cam space 14, which is an empty space of the connection block 10, is closed by the cap 30.

The cap 30 further includes a positioning pin 32 protruding from an inner surface thereof. The positioning pin 32 is embedded in the cap 30 and a part of the positioning pin 32 protrudes to one side surface of the cap 30. [ The positioning pin 32 is coupled to a positioning hole 18 formed at the base end of the insert block portion 12.

When the cap 30 is in the shape of a hexahedron block, the plurality of insert block portions 12 are branched in the X, Y, and Z axis directions in three orthogonal directions, A positioning hole 18 is formed in at least one base end portion and the positioning pin 32 protrudes from the inside of the cap 30 to at least one surface so that the positioning pin 32 is coupled to the positioning hole 18 . The positioning pin 32 is inserted into the positioning hole 18 so that the cap 30 is not detached from the cam space 14 formed in the connection block 10 but remains engaged. Preferably, the cap 30 is fixed to the cam space 14 of the connection block 10 by means of a fastener such as a separate bolt. A fastener penetrating from one side surface portion to the other side surface portion of the cam space 14 is coupled to at least one proximal end portion of a plurality of proximal end portions of each branched insert block portion 12 of the connection block 10, 30) can be stably fixed to the cam space (14) of the connection block (10).

A process of connecting the frame for furniture according to the structure of the frame connector for furniture according to the present invention will be described as follows.

A plurality of insert block portions 12 of the connection block 10 are divided into a plurality of connect pressing pieces by the connection slot 13, The connection guide member 22 and the connector operating member are engaged with each other. In the present invention, the connection guide member 22 is formed of a nut having a screw hole therein and having an outer diameter gradually increasing from the proximal end to the distal end. The connector is provided with a threaded portion on the outer circumferential surface thereof, And a head portion 24A is formed with a bolt having a tool engagement groove such as a runner groove.

The respective insert block portions 12 to which the connection guide member 22 and the connection operation member 24 are coupled are inserted into the frame bars 2 arranged in multiple directions. When the frame bar 2 is arranged in the X axis direction, the Y axis direction and the Z axis direction, the X axis direction insert block 12, the Y axis direction insert block 12, and the Z axis direction insert block 12 are inserted into the frame bar 2 in the X-axis direction, the frame bar 2 in the Y-axis direction, and the frame bar 2 in the Z-axis direction, respectively.

Next, when the connection operation member 24 provided in the insert block portion 12 in the X-axis, Y-axis and Z-axis directions is turned by a bolt, the connection operation member 24, which is nut- The connection guide member 22 gradually comes into the proximal end portion of the insert block portion 12. Since the connection guide member 22 has a tapered block shape whose outer diameter gradually increases from the proximal end toward the distal end, The connecting pressing pieces 12CP of the respective insert block portions 12 gradually come into contact with the inner circumferential surface of the connection block 12 from the front end portion of the insert block portion 12 toward the proximal end portion of the insert block portion 12, The frame bar 2 is arranged in the X-axis, Y-axis, and Z-axis directions by the connection block 10, To connect . It is possible to connect the furniture frame by the connection block 10.

At this time, the connection block 10 is configured to secure a cam space 14, which is an empty space, at the base end of each insert block portion 12, so as to extend from the base end portion of the insert block portion 12 to the connection coupling hole 16 The connection operation members 24 inserted into the respective insert block portions 12 are not interfered with each other when the connection operation member 24 (i.e., bolt) is inserted.

Next, after each of the insert block portions 12 of the connection block 10 is connected to the respective frame bars 2 constituting the furniture frame, a space (not shown) provided at the base end portion of the insert block portions 12 The cap 30 is coupled to the cam space 14, The positioning pin 32 protruding from the cap 30 is inserted into the positioning hole 18 formed in the connection block 10 so that the cap 30 is coupled to the cam space 14 of the connection block 10 Can be maintained.

According to the present invention, the frame bar 2 is connected to form a frame for furniture, and the body of the furniture is coupled to the frame for furniture. In FIG. 9, tables are shown as furniture, and frames of such tables are formed in a prefabricated manner by the present invention. In Fig. 9, reference numeral 6 is a top plate of the table.

The effect of the structure of the frame connector for furniture according to the present invention having the above-described configuration is as follows.

Since the insert frame blocks 12 of the connection block 10 are combined with the respective frame bars 2 of the frame for furniture to form a frame for furniture, There is no rust. Conventionally, in the case of forming the frame for furniture by connecting the frame bars 2 by welding, there is a case where the frame is twisted due to thermal deformation at the time of welding, and the welded portion is rusted. In the present invention, Thereby preventing twisting in the welded portion or rusting in the welded portion.

In addition, in the present invention, since the frame bar 2 is transported in a state in which the frame bar 2 is disassembled, rather than being transported in a state where the frame is assembled at the time of transportation, the volume can be reduced, A large amount of each frame bar 2 of the furniture frame is contained in the container, and the transportation cost is considerably reduced.

In the present invention, the connection operation member 24 is inserted into the connection operation hole at the base end portion of each insert block portion 12 in a state where the cam space 14 of the connection block 10 is empty, There is no possibility that the connector operating member is interfered with when the connector operating member is inserted into the connection engaging hole 16 of the insert block portion 12 so that a convenient effect when the connection operating member 24 is engaged with the insert block portion 12 have.

The connection operation member 24 is inserted into the connection coupling hole 16 formed at the central portion of each insert block portion 12 so that the connection operation member 24 is operated, The connection pressing pieces 12CP of the insert block portion 12 are opened with a uniform force with respect to the center portion so that the plurality of connection pressing pieces 12CP are pressed and adhered to the inner surface of the frame bar 2 with a uniform force , There is an effect that the connection structure of the frame for furniture becomes more stable and structurally more robust due to the balance of force after connecting the frame for furniture.

After the furniture frame is formed, the cap 30 is joined to the cam space 14 of the connection block 10 to finish the cap 30. The cap 30 supports the base portion of each insert block portion 12 The structure for supporting and connecting the furniture frame by the connection block 10 is further strengthened. Even if each insert block portion 12 of the connection block 10 tends to be broken at the portion of the cam space 14 by the force acting on the frame for furniture, The insertion block portions 12 of the connection block 10 are not broken at the cam space 14 at all. The cap 30 also performs a function of closing and closing the cam space 14 of the connection block 10 and gives a supporting force to securely maintain the connection state of the furniture frame after the formation of the furniture frame .

In addition, after the furniture frame is formed, the cab space 14, which is the empty space of the connection block 10, is closed with the cap 30, so that it is neat in appearance.

Meanwhile, according to another embodiment of the present invention, the outer support protrusions 12A are provided on the outer side surfaces of the insert block portions 12. The insert block portion 12 is formed by a square bar having four sides and four sides of the insert block portion 12 are connected to each other at the respective space end lines forming the cam space 14, The outer side portion. Outer support protrusions 12A are formed on the outer side portions of the respective insert block portions 12, respectively. The outer support protrusion 12A protrudes further than the outer side surface portion of the insert block portion 12. A support step portion is formed between the outer side surface of the outer support piece 12A and the outer support piece 12A. At this time, the outer support protrusions 12A are formed in a protruding shape when viewed from the front.

The outer surfaces of the respective insert block portions 12 are connected to the outer surface of the cap 30 and the outer surface of each of the insert block portions 12 is in contact with the outer surface of the cap 30 when the cap 30 is fitted to the cam space 14 secured at the base end of the plurality of insert block portions 12. [ And an outer support protrusion 12A is provided on an outer surface of the insert block portions 12. [ No step is generated between the outer support protrusion 12A and the cap 30. [

Inner support protrusions 12B are provided between the inner surfaces of the insert block portions 12 which intersect with each other. When the insert block portion 12 is divided in the X-axis direction, the Y-axis direction, and the Z-axis direction, the inner support piece 12B is divided into the X- A Y-axis inner supporting piece 12B extending in the Z-axis direction, and a Z-axis inner supporting piece 12B extending in the Z-axis direction.

Therefore, in the case of the other embodiment of the present invention, after the assembly of the furniture frame, the space between the ends of the frame bars 2 is prevented from being generated, so that the frame bars 2 are moved after assembly and the structure becomes unstable ≪ / RTI > The ends of the respective frame bars 2 are brought into contact with the side surfaces of the other frame bars 2 so that the respective insert block portions of the connection block 10 12 and the end portion of the frame bar 2. The clearance causes the frame bars 2 to move in the up, down, left, and right directions with respect to the connection block 10 As each frame bar 2 flows after assembly, the structure of the furniture frame itself may become fragile. In the present invention, the outer support protrusions 12A and the inner support protrusions 12B are provided at the intersections of the respective insert block portions 12 of the connection block 10, and the outer support protrusions 12A, Since the frame 12B is in contact with the end of each frame bar 2 to support the frame bar 2 so that the frame bars 2 are moved in the vertical and horizontal directions with respect to the connection block 10 Thus, it is possible to prevent the structure of the furniture frame itself from becoming fragile by preventing each frame bar 2 from being left behind after assembly. That is, the outer support protrusions 12A and the inner support protrusions 12B provided in the connection frame support the end portions of the frame bars 2 by covering the gaps between the ends of the frame bars 2, It is possible to reliably prevent a case where the connection structure of the frame for furniture is weakened due to the shaking of the frame bars 2 after the assembly of the frame for furniture.

A frame connector structure for furniture according to another embodiment of the present invention includes a connection block 10 in which a plurality of insert block portions 12 are diverged in multiple directions and a connection block 10 extending from a distal end portion of the plurality of insert block portions 12, It is the same as the above-described embodiment that the connection slot 13 is provided with a certain length extending in the direction of the arrow. In addition, the structure of the connection guide member 22 and the connection operation member 24 is the same as that of the connection guide member 22 and the connection operation member 24 in the above-described embodiment. In another embodiment of the present invention, each frame bar 2 is connected to the connection block 10 with the use of the through holes 4 communicating with the opposite side portions of the frame bars 2 of the furniture frame There is a difference in terms of connection.

The connection coupling hole 16 is communicated with both sides of the insert block portion 12. At this time, the connection coupling hole 16 communicating with both sides of the insert block portion 12 also has an inner hole 16A, a connection guide member insertion hole 16B provided at one end of the inner hole 16A, And a head part insert hole 16C provided at the other end of the head part 16A. In the other embodiment of the present invention, the diameter of the connection guide member insert hole 16B and the diameter of the head portion insert hole 16C are larger than the diameter of the inner hole 16A.

The frame bar 2 is inserted into the insert block portion 12 and the through hole 4 of the frame bar 2 is aligned with the connection fitting hole 16 in the insert block portion 12. The connection operation member 24 is inserted into the connection hole 16 of the insert block portion 12 through the through hole 4 of the frame bar 2. The connection operation member 24 is inserted into the connection guide member insert hole 16B through the through hole 4 formed in one side surface portion of the opposite side portions of the frame bar 2 facing each other. The connection operation member 24 is inserted into the inner hole 16A of the insert block portion 12 through the through hole 4 formed in the other side surface portion of the frame bar 2 so that the connection guide member 22, And the head portion 24A of the connection actuating member 24 is inserted into the head portion insert hole 16C.

A process of assembling a frame for furniture according to another embodiment of the present invention will be described as follows.

The respective insert block portions 12 to which the connection guide member 22 and the connection operation member 24 are coupled are inserted into the frame bars 2 arranged in multiple directions. When the frame bar 2 is arranged in the X axis direction, the Y axis direction and the Z axis direction, the X axis direction insert block 12, the Y axis direction insert block 12, and the Z axis direction insert block 12 are inserted into the frame bar 2 in the X-axis direction, the frame bar 2 in the Y-axis direction, and the frame bar 2 in the Z-axis direction, respectively. The connection guide member 22 and the connection operation member 24 are inserted into the connection coupling hole 16 of the insert block portion 12 at the lateral side portions of the respective frame bars 2 in the case of another embodiment of the present invention.

Next, when the connection operation member 24 provided in the insert block portion 12 in the X-axis, Y-axis and Z-axis directions is turned by a bolt, the connection operation member 24, which is nut- The connection guide member 22 gradually enters the other side surface portion of the insert block portion 12. Since the connection guide member 22 is formed in a tapered block shape having an increasingly larger outer diameter toward the tip end portion from the base end portion, The connection guide member 22 gradually comes into the other side portion from one side portion of the insert block portion 12 and gradually comes in the inside of the connection fitting hole 16 so that the connection of the respective insert block portions 12 The pressing piece 12CP is gradually extended by the connection slot 13 and eventually pressed against the inner surface of the frame bar 2 so that the connection block 10 is arranged in the X axis direction, the Y axis direction, and the Z axis direction Being You can connect the frame bars (2). In another embodiment of the present invention, the furniture frame can be connected by the connection block 10.

In the case of the other embodiment of the present invention, similar effects to those of the above-described embodiments are obtained, and a duplicate description thereof will be omitted. However, according to another embodiment of the present invention, the connection guide member 22 and the connection operation member 24 are sandwiched between the frame bars 2 constituting the furniture frame, (2), it is possible to obtain a more convenient effect when forming a frame for furniture.

Also in the case of another embodiment of the present invention, the outer support protrusions 12A are provided on the outer side surfaces of the insert block portions 12, and the inner support protrusions 12A are formed between the inner side surfaces of the insert block portions 12, 12B are provided. The effects of the outer support protrusion 12A and the inner support protrusion 12B are also similar to the effects of the above-described embodiment, and a duplicate description thereof will also be omitted.

On the other hand, in the case of another embodiment of the present invention, the through holes 4 can be formed in a direction orthogonal to each frame bar 2. Each of the frame bars 2 has a bar shape with a square cross section, and four bar side portions are provided. It is assumed that the first bar side portion and the third bar side portion face each other and the second bar side portion and the fourth bar side portion face each other A first direction through hole 4A is formed in the first bar side surface portion and a third bar side surface portion and a second direction through hole 4B is formed in the second bar side surface portion and the fourth bar side surface portion.

The insert block portions 12 are formed in a bar shape having a rectangular cross section, and the insert block portions 12 have a first side portion, a second side portion, a third side portion and a fourth side portion, And the connection slot (13) is branched in four directions with respect to the center of the insert block portion (12), and the connection slot (16) has a first direction connection coupling hole (16) communicating with a first side portion and a second side portion of the insert block portion (12), a second direction connection coupling hole (16) communicating with a second side portion and a fourth side portion, . The insert block portion 12 is provided with a first direction connection slot 13 and a second direction connection slot 13 in a cross shape. The first direction connection slot 13 is connected to the first direction connection coupling hole 16 and the second direction connection slot 13 is connected to the second direction connection coupling hole 16. Of course, the first direction connection slot 13 and the second direction connection slot 13 are communicated to the side portion of the insert block portion 12, respectively. The first connection pressing piece 12CP and the second connection pressing piece 12CP are formed on the basis of the first direction connection slot 13 and the second direction connection slot 13 as viewed from the front end of the insert block portion 12, The third connection pressing piece 12CP and the fourth connection pressing piece 12CP are arranged. The first connection pressing piece 12CP, the second connection pressing piece 12CP, the third connection pressing piece 12CP and the fourth connection pressing piece 12CP in the clockwise direction when viewed from the front end of the insert block portion 12, . The connection operation member 24 includes a first direction connection operation member inserted in the first direction connection engagement hole 16 and a second direction connection operation member inserted in the second direction connection connection hole 16 And a first direction connection guide member 22 and a second direction connection guide member 22 are coupled to the first direction connection operation member 24 and the second direction connection operation member 24, do.

Therefore, the first direction connection guide member 22, the connection operation member 24, the second direction connection guide member 22, and the connection operation member 24 are disposed at different positions from the insert block portion 12 and the frame bar The insert block portion 12 of the connection block 10 is pressed and brought into close contact with the frame bars 2 by the two connection guide members 22 and the connection operation member 24, The force of holding the frame bars 2 in a coupled state after the frame bars 2 are connected and assembled into the furniture frame may be twice or more.

Further, since it is not necessary to join the cap 30 to the cam space 14 of the connection block 10 to finish the assembly, a more convenient effect can be expected in assembling the furniture frame.

The frame bar 2 is fixed at a position where it does not interfere with the first direction connection guide member 22, the connection operation member 24, the second direction connection guide member 22 and the second direction connection operation member 24, And the connection block 10 to connect the frame bars 2 with each other.

The specific embodiments of the present invention have been described above. It is to be understood, however, that the scope and spirit of the present invention is not limited to these specific embodiments, and that various modifications and changes may be made without departing from the spirit of the present invention. If you have, you will understand.

Therefore, it should be understood that the above-described embodiments are provided so that those skilled in the art can fully understand the scope of the present invention. Therefore, it should be understood that the embodiments are to be considered in all respects as illustrative and not restrictive, The invention is only defined by the scope of the claims.

2. Frame bar 4. Through hole
4A. The first direction through hole 4B. The second direction through-
6. Top plate 10. Connection block
12. Insert block section 12A. Outer support stone
12B. Inner support shaft 12CP. Connect Pressing
13. Connection Slots 14. Cap Space
16. Connection coupling hole 16A. Inner hole
16B. Connection guide member insert hole 16C. Head part insert hole
18. Positioning hole 22. Connection guide member
24. Connection operating member 24A. Head portion
30. Cap 32. Positioning pin

Claims (8)

A connection block 10 in which a plurality of insert block portions 12 are branched in multiple directions;
A cam space 14 secured at the base end of the insert block portions 12;
A connection coupling hole (16) communicating with a distal end portion of a proximal end portion of the plurality of insert block portions (12) of the connection block (10);
A connection slot 13 extending from the front end of the insert block 12 by a predetermined length in the base end direction;
A connection guide member (22) inserted into the connection coupling hole (16) at a base end of the plurality of insert block portions (12);
And a connection operation member (24) inserted into the connection coupling hole (16) of the insert block (12) and coupled to the connection guide member (22).
The method according to claim 1,
Wherein the connection guide member (22) is composed of a tapered nut whose outer diameter gradually increases from the proximal end toward the distal end.
The method according to claim 1,
And a cap (30) coupled to the cam space (14) formed at a base end of the plurality of insert block portions (12).
The method of claim 3,
The insert block portion 12 is formed in a bar shape having a square cross section and a connection fitting hole 16 is formed at a central portion of the insert block portions 12. The connection fitting hole 16 is formed in the insert block portion (12) is connected to the base end of the connection block (12), and the connection block (12) is branched at least in both lateral directions with respect to the connection coupling hole (16).
The method of claim 3,
The plurality of insert block portions 12 are branched in three orthogonal directions to form the cam space 14 at a base end portion of the plurality of insert block portions 12. The cam space 14 has a hexahedron groove shape , Wherein the cap (30) is configured in a hexahedral block shape such that the cap (30) is formed in the cam space (14).
A connection block 10 in which a plurality of insert block portions 12 are branched in multiple directions;
A connection slot 13 extending from the distal end of the plurality of insert block portions 12 to a proximal end in a predetermined length;
A connection engaging hole (16) communicating with both sides of the insert block portion (12);
A connection operation member (24) inserted through the through hole (4) of the frame bar (2) inserted into the insert block portion (12) and inserted into the connection fitting hole (16);
And a connection guide member (22) coupled to the connection operation member (24) in the through hole (4) of the frame bar (2).
6. The method of claim 5,
The connection guide member 22 is composed of a taper nut whose outer diameter gradually increases from the proximal end toward the distal end and is connected to the connection actuating member 24 through the through hole 4 of the frame bar 2 Features a frame connector structure for furniture.
6. The method of claim 5,
The insert block portion 12 is formed in a bar shape having a square cross section and the connection slot 13 extends a certain length in the direction of the proximal end from the distal end portion of the insert block portion 12 and the insert block portions 12 And the connection coupling hole 16 is communicated with opposite side portions of the insert block portion 12. The insertion hole 16 is formed in the insertion hole 16 so as to extend in a direction perpendicular to the guide slot. Frame connector structure for furniture.

Images