KR200406889Y1 - Exterior concealed door hinge - Google Patents

Abstract

The present invention, when installed to conceal the exterior between the door frame and the door to ensure the margin for the combination of the door to the door frame structure to make the door joining work more convenient even in the state of improving the overall appearance aesthetics It relates to an external concealed door hinge having.

In the door hinge device of the preferred embodiment, the door frame fixing member is coupled to the door hinge receiving opening formed at the center of the door engaging surface of the door frame, and the door engaging surface of the door fixing member is coupled to one side of the door. The pivot pin installation hole of the frame fixing member is coupled to the pivot pin through-hole formed on one side of the door pivot support member linked to the door opening and closing by the pivot pin. The guide groove of the door pivot support member coupled to the pivotal engagement surface of the door fixing member is equipped with a high information trough member having a screw fixing hole, and is rotated by the door fixing member in response to the screw fixing hole of the high information trough member. Long holes are formed on the surface. The screw fixing hole of the high information support member is formed to have a smaller diameter than the long hole of the rotational coupling surface of the door fixing member to ensure the degree of freedom of engagement of the door to the door frame.

Description

Exterior Concealed Door Hinges {NON-EXPOSURE TYPE DOOR-HINGE}

1 is an exploded view illustrating a state in which an external concealed door hinge is installed between a door frame and a door according to a preferred embodiment of the present invention;

2 is a view for explaining the coupling degree of freedom in the assembled state of the outer concealed door hinge according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10: door frame, 20: door,

30: door hinge, 32: frame fixing member,

38: rotating pin mounting hole, 42: door fixing member,

50: long hole, 52: door rotation support member,

58: guide groove, 60: high information member,

62: screw fixing hole.

The present invention relates to an external concealed door hinge, and more particularly, to an external concealed door hinge designed to ensure the margin for the combination of the door while being installed to be concealed externally between the door frame and the door.

In general, a swinging door (ie, a swinging door) is coupled to a door engaging surface of a door frame (ie, a door frame) by one side thereof via at least one hinge or hinge.

The door hinge or hinge is typical of the structure in which the door engaging piece fixed to one side of the door and the door frame engaging piece fixed to the door engaging surface of the door frame are connected by the pivot pin.

Door hinges (hinges) that support the swinging opening and closing of the doors, including such door hinges, usually have an externally exposed structure, which impairs the aesthetic appearance of the doors when the doors are coupled to the door frames. It becomes a factor.

In addition, such a door hinge (hinge) is a door engaging piece and the door frame engaging piece is coupled to the door engaging surface of the door frame and one side of the door bar, on one side of the door and the door engaging surface of the door frame It is very inconvenient to work because the swinging action of the door is made smoothly only when the fixing position of the door joining piece and the door frame joining piece is exactly matched.

In view of such a point, a door hinge having a structure which is installed between the door frame and the door and does not protrude externally has been proposed in recent years, an example of which is a fixed plate having a bracket formed on one side and a rotating plate on which a support piece protrudes on one side. The bracket and the support piece are eccentrically coupled by the hinge axis so that the rotating plate and the door to which the rotating plate is coupled by the hinge axis are eccentrically rotated from the fixed plate.

However, in the rotating plate attached to such a door, the support piece is integrally bent into an approximately 'L'-shape to form a hinge hole at its end, and the hinge hole is hinged to a bracket that is spaced apart at regular intervals from the rear side of the fixed plate. The rotary plate is eccentrically rotated from the hinge axis of the fixed plate by the shaft, and in such a door hinge, the degree of freedom of engagement of the door with respect to the door frame is not sufficiently ensured. The work requires considerable effort.

The present invention is made in view of the above-described prior art, the overall appearance aesthetics is improved by ensuring a margin for coupling the door to the door frame in a concealed configuration between the door frame and the door It is an object of the present invention to provide an external concealed door hinge having a structure in which the door joining operation becomes more convenient.

In order to achieve the above object, according to a preferred embodiment of the present invention, in the door hinge for coupling the door to the door frame to be rotated, the door frame fixing member is a door having a central recess formed on the door engaging surface of the door frame It is received and coupled to the hinge receiving port, the door engaging surface of the door fixing member is coupled to one side of the door, the rotation pin installation hole of the door frame fixing member is a rotation pin formed on one side of the door rotation support member to interlock with the door opening and closing The through hole is coupled by the pivot pin, and the guide groove of the door pivot support member coupled to the pivot engagement surface of the door fixing member is equipped with a high information trough member having a screw fixing hole, and is provided in the screw fixing hole of the high information trough member. Correspondingly, an external concealed door hinge having a long hole is provided on the rotational engagement surface of the door fixing member.

Preferably, according to the present invention, the screw fixing hole of the fixing member is formed to have a smaller diameter than the long hole of the rotating coupling surface of the door fixing member to ensure the freedom of engagement of the door to the door frame.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded view illustrating a state in which an external concealed door hinge is installed between a door frame and a door according to a preferred embodiment of the present invention, and FIG. 2 is an external concealed door hinge according to a preferred embodiment of the present invention. Figure for explaining the degree of coupling freedom in the assembled state of. .

In the figure, 10 is a door frame (ie, a door frame) defined as one side of the door engaging surface 12, 20 is a door coupled to the door engaging surface 12 in a swinging manner (ie, a swinging manner), 30 is a door hinge installed between the door coupling surface 12 of the door frame 10 and one side surface of the door 20 to cover the door 20 in a pivoting manner.

Preferably, the door hinge receiving hole 14 is formed at a predetermined position of the door engaging surface 12 of the door frame 10.

According to the present invention, the door hinge 30 includes a frame fixing member 32 that is received and fixed in the door hinge receiving hole 14 of the door engaging surface 12, the frame fixing member 32 The center portion is formed in a concave shape so as to be accommodated in the door hinge receiving opening 14, and the frame fixing plates 34 and 34 defined at both ends of the concave shape central portion are provided at the door engaging surface 12. A plurality of screw holes 36 for screwing are formed around the door hinge storage port 14.

In addition, a rotation pin installation hole 38 is installed between both sides defining the concave-shaped center portion of the frame fixing member 32, and a rotation pin 40 is provided corresponding to the rotation pin installation hole 38. .

The door hinge 30 according to the present invention includes a generally 'L'-shaped door fixing member 42 coupled to one side of the door 20, the door engaging surface of the door fixing member 42 A plurality of screw fastening holes 46 are formed on one side of the door 20 for screwing, and a plurality of screw coupling holes 48 of the door fixing member 42 are provided at predetermined intervals at predetermined intervals 44. Long hole 50 is formed.

In addition, the door hinge 30 according to the present invention includes a door rotation support member 52 interposed between the frame fixing member 32 and the door fixing member 42, the door rotation supporting member 52 is formed in a generally '⊃'-shaped so as to enter and exit the concave-shaped center portion of the frame fixing member 32, one side end of the rotation pin installation hole 38 of the frame fixing member 32 A rotating pin through hole 54 is formed through which the rotating pin 40 passes in a state in which the rotating pin 40 passes, and the other side corresponds to the long hole 50 formed on the rotating coupling surface 48 of the door fixing member 42. A plurality of coupling holes 56 are formed.

In addition, a guide groove 58 in a vertical direction is formed in the other side surface of the door pivot support member 52 in a width in which the coupling hole 50 is located inside, and the guide groove 58 has a high information tank. The member 60 is accommodated, and the high information supporting member 60 also has a position corresponding to the long hole 50 of the pivot engaging surface 48 and the engaging hole 50 of the door pivot supporting member 52. A plurality of screw fixing holes 62 are formed.

Here, the screw fixing hole 62 formed in the high information tank member 60 is smaller than the long hole 50 of the rotation engaging surface 48 and the coupling hole 50 of the door pivot support member 52. For example, when the diameter of the long hole 50 of the rotational coupling surface 48 and the coupling hole 50 of the door pivot support member 52 is approximately 5 mm, the screw fixing hole 62 is approximately When it is set to 3mm, the coupling margin of the door 20 to the door frame 10 is secured.

That is, according to the external concealed door hinge according to the present invention, the pivot pin through the door pivot support member 52 with respect to the pivot pin installation hole 38 formed on one side of the door frame fixing member 32. The pivot pin 40 is engaged with the ball 54 to be engaged, and the door pivot support member 52 enters and exits according to opening and closing of the door with respect to the central recess of the door frame fixing member 32. This becomes possible.

Here, the guide groove 58 of the door pivot support member 52 is inserted into the high information tank member 60 is formed with a plurality of screw fixing holes 62.

The frame fixing member 32 is screwed to the door engaging surface 12 of the door frame 10 provided with the door hinge receiving hole 14 through a plurality of screw holes 36 provided at both sides thereof, and the door The fixing member 42 is fixedly installed on one side of the door 20 by screwing in the screw fastening hole 46 formed at the door engaging surface 44.

In that state, through the long hole 50 of the rotation engaging surface 48 of the door fixing member 42 and the engaging hole 56 of the door pivot supporting member 52, A screw (not shown) is fastened to the accident hole 62, in which case the diameter of the screw fixing hole 62 is smaller than that of the long hole 50 and the screw fixing hole 62. As illustrated by a solid line and a dotted line in FIG. 2, for example, the position matching of the door frame 10 and the door 20 can be adjusted with all degrees of freedom, thereby simplifying the hinge coupling of the door.

On the other hand, the present invention is not limited to the above examples, of course, various changes and modifications can be carried out within the scope not departing from the technical gist and point of the invention.

As described above, according to the external concealed door hinge according to the present invention, the frame fixing member is coupled to the door frame and the door fixing member is fixed to one side of the door, and the door is rotated between the frame fixing member and the door fixing member. Since the supporting member is interposed, not only the door hinge can be easily installed but also a long hole is formed on the rotational engagement surface of the door fixing member for the small diameter screw fixing hole formed in the high-tight member mounted on the guide groove of the door pivot supporting member. As a result, the degree of freedom of engagement of the door is ensured, thereby enabling easier mounting.

Claims (2)

In the door hinge for engaging the door to rotate relative to the door frame, The door frame fixing member is received and coupled to the door hinge storage port formed in the center of the door engaging surface of the door frame, The door engaging surface of the door fixing member is coupled to one side of the door, The pivot pin installation hole of the door frame fixing member is coupled to the pivot pin through-hole formed on one side of the door pivot support member linked to the door opening and closing by the pivot pin. The guide groove of the door pivot support member coupled to the pivotal engagement surface of the door lock member is equipped with a high information trough member having a screw fixing hole, An external concealed door hinge, characterized in that a long hole is formed on the pivotal engagement surface of the door fixing member in response to the screw fixing hole of the high information tank member. According to claim 1, wherein the screw fixing hole of the fixing member is formed in a smaller diameter than the long hole of the rotational coupling surface of the door fixing member characterized in that the freedom of engagement of the door to the door frame is secured Concealed door hinges.

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