KR102331895B1 - Hinge structure for furniture - Google Patents

Abstract

The present invention relates to a hinge structure for furniture which comprises a hinge device configured to allow a door to be rotatably coupled to an opening of a main body having an opening receiving space with an open front surface. Accordingly, it is possible to prevent damage to the main body and separation of the main body, caused by a gap between the main body and the hinge device by a shock load generated when a door for the main body is opened and closed. Therefore, structural stability is achieved and the occurrence of accidents can be prevented, and thus, stability can be maximized. The hinge structure for furniture further comprises a fastening means having a fixing screw configured to fasten and fix ends of the hinge device to the main body and the door, respectively. The fastening means comprises nut caps, each of which is press-fitted to each of the fixing grooves formed in the main body and the door, respectively, and has a nut groove which is formed in the inner surface thereof and to which the fixing screw is screwed.

Description

Hinge structure for furniture

The present invention relates to a furniture hinge structure having a hinge device for rotatably fixing a door to a main body in furniture such as a locker for accommodating fixtures therein, and more particularly, when opening and closing the door to the main body For furniture designed to maximize safety by preventing damage and unauthorized separation of the main body due to the occurrence of play between the main body and the hinge device due to the shock load generated, thereby preventing structural stability and safety accidents in advance It is about the hinge structure.

In general, furniture is classified as office or home use. In particular, in case of lockers used in schools among office furniture, vertical and horizontal lockers are provided in multiple stages, and each locker is provided with an opening door.

As described above, furniture such as a locker that needs to block the fixtures stored therein from the outside includes: a body in which a storage space for the fixtures is formed; and a door that blocks the storage space from the outside and is rotatably hinged to the body.

In the main body and the door constituting the furniture as described above, one or more hinge devices are installed between the front one side edge of the main body and one side edge of the door so that the door can be freely rotated from the main body to open and close. .

That is, the main body and the door are coupled through the hinge device, and the receiving space of the main body is opened and closed through the door.

In this case, the hinge device has a structure that is coupled to the main body and the door through bolts (screws).

That is, one side of the hinge device is screwed to the inner surface of the body and the other side is screwed to the inner surface of the door, so that the door is rotatably connected to the body through the hinge device.

In Korea Patent Registration No. 10-0689247 (name: door coupling structure of personal locker), as is known in the publication, in the door coupling structure of a personal locker, when the door is closed, the door is configured to enter the inside of the locker. , The door and the locker are combined using a hinge in which the axis of the hinge protrudes outside the locker from the upper and lower parts of the door, and the locker-side hinge element constituting the upper and lower hinges combines the horizontal frame and the vertical frame constituting the locker. The door coupling structure of the personal locker is described in which the bolts are fastened together, and the door hinge element is screwed to the edge of the door frame.

And, in Korea Utility Model Registration No. 20-0411555 (name: door hinge), as is known in the publication, a fixing piece bent in a 'L' shape and perforated with a screw hole in each plane, and the fixing piece a body fixing member formed of an extension protrusion protruding from the upper side in the horizontal direction and having a hinge hole in the center thereof; A character-shaped fixing piece inserted and fitted into one end of the door, a guide part punched from the front to the side of the fixing piece so that the extension protrusion is inserted and guided, and the guide part is bent inside the fixing piece along the same line, and the a door connecting member comprising: a hinge fixing part forming a hinge hole facing the hinge hole of the extension protrusion; and a screw hole drilled in one side of the fixing piece to fix the fixing piece to the door; A door hinge comprising a hinge hole of the body fixing member and a hinge pin inserted into the hinge hole of the door connecting member and fastened to each other is described.

In addition, in Korea Patent Registration No. 10-0990163 (name: hinge for hinged door), as is known in the publication, one side is installed on the inner surface of the door around the central hinge axis, and the upper surface of the installed door or A door hinge part is provided with a fixed part bent at 90° with a fixing part fixed in face-to-face contact with one side of the lower surface, and is installed on the inner wall of the furniture body on the other side around the central hinge axis, and is installed on the upper surface of the inner wall or In the hinge for an opening type door provided with a body hinge part formed by bending a fixing part that is fixed by being in surface contact with any one of the lower surfaces, the end of the fixing part is exposed to the outside of the door, so the name of the locker user or the locker A display unit capable of identifying the name of the manager and objects stored in the locker is bent at 90° from the end of the fixing unit in the door direction, and the corresponding part of the door hinge is cut at one side of the door hinge, and the cut-out piece is cut. is wound into a cylindrical shape whose diameter gradually increases from the front end to the rear end, and the opposite ends of the cylindrical shape generated during winding are welded to each other to provide a stopper integrated with the door hinge, the stopper A stopper support member having an arc-shaped stopper support piece formed to protrude from the front is installed on one side of the body hinge at a position matching with the stopper support piece, and the stopper support piece and the fixed portion bent at 90° An elastic member for supporting the stopper support piece is installed between This is described.

On the other hand, in Korea Patent Registration No. 10-1298230 (name: hinge device for furniture door), as known in the publication, a hinge member on the body side fixed to the inside of the body, and a hinge member on the door side fixed to the end edge of the door and a hinge shaft rotatably connecting the door-side hinge member and the main body-side hinge member; A hinge for a furniture door in which an elastic member having an elastic piece is provided on the door horizontal fixing plate of the door-side hinge member so that the closed state of the door is maintained when the elastic piece is inserted into the locking hole formed in the extension plate of the main body-side hinge member In the device, the shaft connection hole of the elastic member is provided with an opening limiting piece that is elastically pressed to the outer circumferential surface of the hinge shaft, and the hinge shaft is provided with an opening limiting jaw on which the opening limiting piece is caught, in the process of opening the door A door hinge device is disclosed in which, when the elastic piece is out of the locking hole, the opening limiting piece is caught on the opening limiting jaw to limit the amount of opening of the door.

1, Korea Patent Registration No. 10-0689247 2, Korea Utility Model Registration No. 20-0411555 3, Korean Patent Registration No. 10-0990163 4, Korea Patent Registration No. 10-1298230

However, in the conventional furniture hinge structures as described above, due to the occurrence of play between the main body and the hinge device due to the impact load generated during opening and closing of the door to the main body, damage to the contention part between the main body and the screw occurs. There was a problem that structural stability was deteriorated.

In addition, according to the occurrence of a gap between the main body and the hinge device, the door is separated from the main body without permission, and there is a problem that a safety accident state occurs.

The present invention has been proposed to solve the problems of the prior art, and an object of the present invention is to generate a gap between the main body and the hinge device by the impact load generated when the door is opened and closed to the main body. It is to provide a hinge structure for furniture that maximizes safety by preventing the occurrence of damage to the main body and unauthorized separation according to the structural stability and safety accident in advance.

The furniture hinge structure of the present invention for achieving the object of the present invention as described above is a hinge device for rotatably coupling a door coupled to an opening of a body having an open receiving space in front; in; Binding means having a fixing screw configured to bind and fix the ends of the hinge device to the main body and/or the door; The binding means may further include a nut cap having a nut groove formed on an inner surface of the body and/or the fixing groove formed in the door to be press-fitted and the fixing screw is screwed.

In the hinge structure for furniture according to the present invention, which is made as described above, not only the main body and/or the door are coupled through the hinge device, but also the hinge device and the main body and the door are coupled through the screw fastening through the coupling means. It has the effect of improving workability.

In addition, as the main body and the door are connected and fixed as the set screw is fastened through the nut cap that is press-fitted to the main body and/or the door, even if an impact load occurs when the door is opened and closed to the main body, the set screw is fixed. Structural stability is improved as the binding state by the and nut cap is not damaged, and the occurrence of unauthorized separation is suppressed, thereby maximizing safety.

1 is a schematic exploded perspective view illustrating a hinge structure for furniture according to an embodiment according to the present invention.
Figure 2 is a schematic view showing the combination of the hinge structure for furniture according to the present embodiment.
3 is a schematic illustration of some excerpts showing the hinge structure for furniture according to the present embodiment.
4 is a schematic exemplary view showing a nut cap constituting a hinge structure for furniture according to the present embodiment.
5 to 8 are schematic exemplary views showing the use state of the hinge structure for furniture according to the present embodiment.
9 to 12 are schematic views showing another example of a nut cap constituting a hinge structure for furniture according to the present embodiment.

Hereinafter, a hinge structure for furniture according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those of ordinary skill in the art. Accordingly, the shape of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that the same members in each drawing are sometimes shown with the same reference numerals. Detailed descriptions of well-known functions and configurations determined to unnecessarily obscure the gist of the present invention will be omitted.

1 to 8 are views showing a hinge structure for furniture according to an embodiment according to the present invention. It is applied to rotatably coupling the door 200 coupled to the opening through the hinge device (2).

That is, as the door 200 connects and binds the hinge device 2 to the main body 100, respectively, they are rotatably coupled.

In the above, the main body 100 includes a frame structure (not shown) having a hexahedral 'frame' shape to which the door 2002 is coupled, and a 'coupled to the other surfaces except for the bottom surface of the frame structure. It may be made of a wall structure (not shown) in the shape of a plate.

In the above, the frame structure may be composed of an assembly of 'tubes' made of metal; The wall structure may be made of a 'plate' made of plywood or synthetic resin.

In the above, the door 200 may be made of a 'plate' of plywood or synthetic resin material, and may be made of a metal plate body, and it is most preferable to be applied according to the user's choice.

The hinge structure 1 for furniture according to this embodiment includes a fixing body 22 fixed to the door 200 and having a hinge shaft 21 fixed thereto; A hinge body 23 fixed to the main body 100 and coupled to the hinge shaft 21 while rotatably passing therethrough may include the hinge device 2 , respectively.

That is, as the fixed body 22 of the hinge device 2 is fixed to the door 200 , and the hinge body 23 is fixed to the main body 100 , the main body 100 and the door (200) can be assembled while being connected through the hinge device (2); The fixed body 22 and the hinge body 23 of the hinge device 2 are rotatably connected through the hinge shaft 21 so that the door 200 rotates with respect to the body 100 . possible to assemble.

In the above, the fixed body 22 and the hinge body 23 may have a structure to which a conventionally known technique is applied, and it is preferable to be appropriately applied according to a user's selection.

The hinge structure 1 for furniture according to this embodiment made as described above has a fixing screw 31 configured to bind and fix the ends of the hinge device 2 to the main body 100 and/or the door 200. It is made to further include a binding means (3).

That is, as the main body 100 and/or the doors 200 and the hinge device 2 are coupled through the fixing screw 31 of the binding means 3 when the hinge device 2 is coupled, the assembly operation is simplified. Of course, it can be provided economically according to the improvement of productivity due to the simple configuration.

In the furniture hinge structure (1) according to the present embodiment made as described above, the binding means (3) is pressed against the main grooves (110) and (210) formed in the main body (100) and/or the door (200). It is fitted and made to further include a nut cap (32) formed on the inner surface of the nut groove to which the fixing screw (31) is screwed.

That is, in a state in which the nut caps 32 are each pressed into the fixing grooves 110 and 210 respectively formed in the main body 100 and/or the door 200, the nut cap 32 is By screwing the fixing screw 31 , the binding and fixing operation of the fixing body 22 and the hinge body 23 of the hinge device 2 is performed.

Accordingly, even if an impact load is generated when the door 200 is opened and closed with respect to the main body 100 , the binding state by the fixing screw 31 and the nut cap 32 is not damaged, so that the structural structure is not damaged. Stability is improved.

In addition, the nut cap 32 is placed between the body 100 and/or the door 200 and the fixing screw 31 to open and close the door 200 to the body 100 . The impact load generated during closing is not directly transmitted to the main body 100 and/or the door 200, but is offset through the nut cap 32, as well as the main body 100 and/or the door ( 200) and the nut cap 32 are firmly maintained by the interference fitting, so that the loosening of the fixing screw 31 is significantly lowered, so that the occurrence of unauthorized separation is suppressed, thereby maximizing safety.

In the hinge structure 1 for furniture according to the present embodiment made as described above, on the outer peripheral surface of the nut cap 32, the fixing grooves 110 and 210 formed in the main body 100 and/or the door 200 are formed. A binding protrusion 33 protruding outwardly from the outer peripheral surface to penetrate into the inner surface of the fixing grooves 110 and 210 during the interference fitting may be provided.

That is, the binding between the body 100 and/or the door 200 and the nut cap 32 is made more firmly through the binding protrusion 33, and structural stability and the occurrence of unauthorized separation are minimized. can be further improved.

In the above, the binding protrusion 33 may be formed of a 'screw thread' formed on the outer circumferential surface of the nut cap 32 .

That is, as the nut cap 32 can be force-fitted and bound while screwing into the fixing grooves 110 and 210 , the main body 100 and/or the door 200 and the nut cap 32 . ) can be made more easily and workability can be improved.

In the nut cap 32, a side end portion of the nut cap 32, a rotation auxiliary mechanism (star wrench) (not shown) may be fitted with a connection groove 34 to be screw-rotated may be formed.

That is, since the separate rotation auxiliary mechanism such as a 'star wrench' can be stably connected through the connection groove 34, workability can be improved.

In the above, the connection groove 34 may be formed of a 'polygonal groove' that 'outsides' the 'outer diameter of the nut groove' of the nut cap 32, and is preferably applied according to the user's choice. .

The effect of the hinge structure 1 for furniture according to the present embodiment made as described above will be described in detail as follows.

When assembling the main body 100 and the door 200 through the hinge structure 1 for furniture according to the present embodiment, first, as shown in FIGS. 5 to 8, the main body 100 and / Or, the nut cap 32 is screwed into each of the fixing grooves 110 and 210 formed in the door 200 while being pressed and fastened.

At this time, the binding force is maximized through the binding protrusion 33 formed on the outer circumferential surface of the nut cap 32 while being coupled.

In this way, in a state in which the nut cap 32 is coupled to the main body 100 and/or the door 200, the fixed body 22 and/or the hinge body 23 of the hinge device 2 is When the nut cap 32 is screwed and fixed through the fixing screw 31 , the main body 100 and the door 200 are rotatably connected through the hinge device 2 and are assembled.

9 to 12 are views showing another example of the nut cap 32 constituting the hinge structure 1 for furniture according to the present embodiment. In the nut cap 32, the nut groove is It is formed to have an inclination angle (A) that gradually becomes smaller in its inner diameter; In the nut cap 32, one side of the nut groove may be provided with a cutout 35 that is cut to penetrate the outside.

That is, when the nut cap 32 is screwed into the nut groove in a state in which the nut cap 32 is fitted into the fixing grooves 110 and 210 , the fixing screw 31 is screwed into the nut groove. As the depth at which the screw is fastened to the surface increases, the nut cap 32 spreads outwardly based on the cutout 35 so that the outer surface has an inclination angle A.

Accordingly, the nut cap 32 has an inclination angle A with an outer diameter gradually increasing from the connection groove 34 to the terminal portion, so that the fixing grooves 110 and 210 and the nut The cap 32 may be more firmly coupled.

Therefore, the bond between the main body 100 and/or the door 200 and the nut cap 32 is made more firmly, so that structural stability and unauthorized separation do not occur, so that structural safety can be further increased.

One embodiment of the present invention described above is merely exemplary, and those of ordinary skill in the art to which the present invention pertains will appreciate that various modifications and equivalent other embodiments are possible therefrom. . Therefore, it will be well understood that the present invention is not limited to the form mentioned in the above detailed description. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. Moreover, it is to be understood that the present invention covers all modifications, equivalents and substitutions falling within the spirit and scope of the invention as defined by the appended claims.

1: hinge structure 100: body
200: door 110,210: fixed groove
2: hinge device 21: hinge shaft
22: fixed body 23: hinge body
3: binding means 31: fixing screw
32: nut cap 33: binding protrusion
34: connection groove 35: cut-out groove
A: angle of inclination

Claims (1)

a hinge device (2) configured to rotatably couple the door (200) coupled to the opening of the main body (100) having an open receiving space (2); The ends of the hinge device 2 are bound and fixed, and the inner diameter of the fixing grooves 110 and 210 formed at selected positions in the main body 100 and the door 200 is pressed and fastened toward the end. A nut groove to which the fixing screw 31 is screwed is formed on the inner surface of the nut groove while being formed to have an inclination angle A that gradually decreases, and a cutout 35 is cut so as to penetrate the outside at one side of the nut groove. In the hinge structure (1) for furniture comprising; binding means (3) having a nut cap (32) provided with;
At the side end of the nut cap 32,
a connection groove 34 is formed so that the rotation auxiliary mechanism is fitted and rotated by a 'polygonal groove' circumscribed to the 'outer diameter of the nut groove' of the nut cap 32;
On the outer peripheral surface of the nut cap 32,
When the fixing grooves 110 and 210 formed in the main body 100 or the door 200 are press-fitted, the fixing grooves 110 and 210 protrude outward from the outer circumferential surface so as to penetrate into the inner surfaces of the fixing grooves 110 and 210 to be bound. and a binding protrusion (33) made of a 'thread' that is processed and formed on the outer peripheral surface of the nut cap (32) is provided.

Images