CN102108816A

CN102108816A - Invisible door hinge

Info

Publication number: CN102108816A
Application number: CN2010102055547A
Authority: CN
Inventors: 太田益大; 阪田力
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-24
Filing date: 2010-06-09
Publication date: 2011-06-29
Also published as: JP5606058B2; JP2011132704A

Abstract

The invention belongs to door parts, which is an invisible door hinge. The door hinge comprises a doorframe adjustment plate (1) and a doorframe fixation plate (2) arranged at the recess of the doorframe. The thickness of both the doorframe adjustment plate (1) and the doorframe fixation plate (2) is less than 2 cm. A lock cover (5) equipped with a flange is arranged at the recess of the doorframe. Right and left adjusting screw holders (6) are arranged at the two ends of the core space of the lock cover (5). A zigzag right and left adjusting bracket (7) sandwiched between the right and left adjusting screw holders (6) is connected by right and left adjusting screws (13). A connection arm locking frame (8) equipped with a gullet plate is arranged in the central recessed area of the zigzag right and left adjusting bracket (7). A sheet-like hook-shaped connection arm (3) is equipped with a gear in the hook end thereof. The gear is engaged with the gullet plate by an axis center (9) passing through the shaft hole of the gear and the chute (81) of the connection arm locking frame. The other end of the connection arm is fixed to a rectangular hole on the doorframe adjustment plate (1) and the doorframe fixation plate (2). The invisible door hinge is simple in structure, small-sized and convenient in installation, and the members thereof are small in number and light in weight.

Description

The Concealed door hinge

Technical field:

The invention belongs to a part, especially door and doorframe are formed the door hinge that freely articulates.

Background technology:

On October 11st, 1994, to have issued be that the spy opens flat 6-288139 number patent application with the publication number in the Japan special permission Room, this application discloses a kind of Concealed door hinge, later on again on July 12nd, 2007 and on December 18th, 2008 respectively with the spy open 2007-177427, spy open 2008-303645 the publication number successively issue application of the relevant Concealed door hinge of binomial.The above-mentioned Concealed door hinge that relates to has when door is closed, no matter from where watching door and doorframe, all can't see the trace of door hinge, protrude in the junction of door and doorframe unlike the pivot of door hinge now, so the beautiful and comfortable property of existing vision, the advantage of the possibility that not existing again meets accident injures.But their common weak points are complex structures, and component are numerous.The linking arm that particularly has stretching, extension and contractile function is the hinged shelf structure that spreads out of multi-pin axle that will dig deep hole on door and doorframe, and to there be 2 constructor one people to hold up door one people's construction and installation at least, very inconvenient, and destroyed the structural strength of door and doorframe again, in order to guarantee that enough doors and doorframe support the intensity of tribute lotus so that these Concealed door hinges to be installed, have to increase the thickness of door and doorframe, increased the cost of building again.

Summary of the invention:

The object of the present invention is to provide a kind of Concealed door hinge, solve simple in structurely, member is few and light, thin miniaturization and be convenient to the technical problem of installation.

The technical scheme that the present invention solves the problems of the technologies described above is:

A kind of Concealed door hinge comprises and is arranged on the part in the reveal depression and is arranged on part in the frame side depression, it is characterized in that: being arranged in the frame side depression is that two thickness all are no more than 2 centimetres frame side and adjust plate 1 and frame side fixed head 2; Be arranged in the reveal depression for sealed cover 5 with adpting flange, place adjustment screw support 6 about these sealed cover 5 inner chamber two ends, be clamped in this about two adjust in the middle of screw support 6 and with about the complications that connect of the screw 13 adjusted about adjust support 7, be positioned at about this sealed 8 of linking arm with teeth groove plate adjusting support 7 medial recess districts, sheet crotch shape is provided with the linking arm 3 of gear at the crotch end, and the chute 81 that passes through on sealed of the axis hole of said gear and the linking arm is in axle center 9 with the engagement of teeth groove plate with gear; The linking arm other end is fixed in the rectangular opening place on frame side adjustment plate 1 and the frame side fixed head 2.

The present invention has following advantage:

1. the present invention is simple in structure, and component are few, is metal sheet, compares easily manufacturedly with traditional cast member, and cost is low, and is durable.

2. the posture linking arm is compared because tabular hooked linking arm of use and tradition are spread out, and the thickness of product is greatly reduced, thereby the thickness of door and doorframe is reduced, and has saved the material of using of door and doorframe, reduces building costs.

3. existing built-in hinge need dug the hole of the degree of depth more than 20mm on the doorframe, and the present invention only need dig the holding tank of the not enough 5mm degree of depth, has significantly reduced the workload of digging operation, saves man-hour.

4. linking arm parts of the present invention can separate with sealed cover, therefore can be with separated into two parts of the present invention, be installed in earlier holding in the district of door and doorframe respectively, a people holds door then, place the linking arm parts at frame side place to insert sealed cover lumens aligned in place on the door, tighten the hold-down screw on sealed of the linking arm then, can easily finish installation work.

Description of drawings:

Fig. 1 is STRUCTURE DECOMPOSITION figure of the present invention.

Fig. 2 is an opening schematic diagram of the present invention.

Fig. 3 is a closure state schematic diagram of the present invention.

Fig. 4 (a) and (b), (c) are the schematic diagrames of opening process of the present invention.

Fig. 5 is that the present invention is installed in the state stravismus schematic diagram on door and the doorframe.

The specific embodiment:

See also Fig. 1,2,3 and shown in Figure 5, adjust plate 1 and frame side fixed head 2 stacked being located in the holding tank of the degree of depth below 5mm of digging on the doorframe side by the frame side that the book steel plate about thickness 2mm is made.These frame side fixed head 2 back sides are provided with boss in the fixing hole place, after being screwed, make frame side adjust the space that plate 1 has a front and back fine setting, adjust the fine setting that screw 4 is made fore-and-aft direction with the front and back that are placed at frame side fixed head 2 places.Tabular hooked armite 3 is formed by steel plate bending, and the rectangular opening that the end that it is straight passes frame side fixed head 2 is fixed on the rectangular opening place that frame side is adjusted plate 1 central portion; Its hooked other end is the gear that axis hole is arranged.There is a teeth groove plate that axially is provided with at sealed 8 middle part of linking arm, and is respectively arranged with chute 81 on the sidewall of its both sides.After axle core 9 passes through the axis hole of gear centre its two axial ends is placed in this two chute 81, just sealed 8 of linking arm can be locked together in linking arm 3, and their gear and teeth groove plate are in engagement.

Sealed cover 5 is screwed in the depression that reveal disposal area cutter is established with the fixing hole on its two ends flange 51, and about two adjust the two ends that screw support 6 places these sealed cover 5 inner chambers respectively.Adjust support 7 about tortuous between this about two adjustment screw support 6.Adjust about two screw 13 penetrate adjust about being separately positioned on screw support 6 and about adjust hole on the support 7.

With install sealed cover 5, about adjust screw support 6 and about adjust support 7 door the cavity of sealed cover 5 is inserted facing to mounted linking arm 3 on the doorframe, and adjust on the support 7 about with hold-down screw 11 sealed 8 of linking arm being fixed in, can relaxedly and rapidly finish the installation of door hinge.

With screwdriver be rotatably connected respectively two of sealed 8 place of arm adjust up and down screw 10 and about adjust that screw 13 can carry out about the door, the adjustment of left and right directions, when the door left and right directions is adjusted, upwards float for adjusting screw 13 about preventing, insert design respectively with pin 12 and about two, adjust in the hole set on the screw 13.

See also shown in the (a) and (b), (c) of Fig. 4 is linking arm 3 of the present invention, the teeth groove plate position of engagement on sealed 8 of gear in the door opening process on it and the linking arm, wherein as can be seen, when the gear on the linking arm 3 rotates on the teeth groove plate, axle core 9 as fulcrum will move along chute 81, with door on one side gradually translation leave doorframe, on one side again with the door rotation, interfere and do not hold with regard to not producing like this.

Claims

1. Concealed door hinge, comprise and be arranged on the part in the reveal depression and be arranged on part in the recessed page or leaf of frame side, it is characterized in that: being arranged in the frame side depression is that two thickness all are no more than 2 centimetres frame side and adjust plate (1) and frame side fixed head (2); Be arranged in the reveal depression for having the sealed cover (5) of adpting flange, place the adjustment screw support (6) about these sealed cover (5) inner chamber two ends, be clamped in this about two adjust in the middle of screw support (6) and with about the complications that connect of the screw (13) adjusted about adjust support (7), be positioned at sealed of the linking arm with teeth groove plate (8) of adjusting support (7) medial recess district about this, sheet crotch shape is provided with the linking arm (3) of gear at the crotch end, and the chute (81) that passes through on sealed of the axis hole of said gear and the linking arm is in axle center (9) with the gear plate engagement with gear; The linking arm other end is fixed in the rectangular opening place on frame side adjustment plate (1) and the frame side fixed head (2).