WO2011142506A1

WO2011142506A1 - Hinge assembly and hinged door including same

Info

Publication number: WO2011142506A1
Application number: PCT/KR2010/005927
Authority: WO
Inventors: 노승현
Original assignee: Roh Seung Hyun
Priority date: 2010-05-13
Filing date: 2010-09-01
Publication date: 2011-11-17

Abstract

The present invention relates to a hinge assembly to be used for a hinged door, and more particularly, to a hinge assembly whereby the assemblability and installability of a hinged door are significantly improved. The hinge assembly of the present invention includes: a first hinge bracket including a first mounting unit to be mounted on a doorframe, and a first hinge unit connected at right angles to the first mounting unit; a second hinge bracket including a second mounting unit to be mounted on a door, and a second hinge unit hingedly connected to the first hinge unit via a hinge shaft; and a reinforcing bracket removably installed on the second hinge unit of the second hinge bracket and disposed at the opposite side of the second mounting unit to be mounted at the door. A plurality of locking holes are formed in the first mounting unit, and a plurality of locking holes and control slots for assembly are formed in the second mounting unit.

Description

Hinge assembly and swinging door including the same

The present invention relates to a hinge assembly used for a swing door, and more particularly, to a hinge assembly that can significantly improve the assembly or installation workability of the swing door.

Generally, a hinged door is a door or window that is opened or pulled in or out, and a hinged hinge made of steel is attached to the edge of the door frame and the door, and the hinge is used as a rotating shaft to pull or push it in and out. Refers to the opening door.

The doors are usually supported by two or three pairs of hinges, which act as a rotating shaft, and the handles are moved in and out about the middle of the opposite edge of the hinged door edge. The longer the distance between the handle of the force and the pivot, the axis of rotation, the easier the door opens.

Most are pulled forward when opened from the outside and pushed out when opened from the inside, with the exception of doors that open inward. One door is called a doorway, and two doors face each other symmetrically, and the doors open from the left and right in the middle are called double doors.

On the other hand, sliding doors to the left and right to open and close is called a sliding door (door) separately. Unlike sliding doors, sliding doors are not many in one piece, and sometimes two, three, or four sliding doors are attached. One is called a sliding door and the other is called a sliding door.

Such swing doors are widely used in indoor doors of almost all buildings such as homes, daycare centers and schools, doors of vehicles, doors of electronic products such as refrigerators or washing machines, and the like.

The conventional hinge door has a disadvantage in that the hinge (hinge), which serves as a rotating shaft, installs a plurality of hinges individually between the door and the door frame, which is very cumbersome and requires a lot of work time.

In addition, the conventional hinge has a disadvantage in that the binding force of the hinge and the door is weak as the load of the door is concentrated on the hinge side, the door is broken or the hinge is released from the door.

The present invention has been made in view of the above, and the object of the present invention is to provide a hinge assembly and a sliding door including the same, which can facilitate work and shorten working time by improving the assembly or installation workability thereof. There is this.

In addition, an object of the present invention is to provide a hinge assembly and a swinging door including the same, which can implement a rigid assembly structure that can prevent the breakage of the door or the departure from the door in advance.

Hinge assembly of the present invention for achieving the above object,

A first hinge bracket having a first mounting portion mounted on the door frame side and a first hinge portion connected to be orthogonal to the first mounting portion;

A second hinge bracket having a second mounting portion mounted to the door side and a second hinge portion hinged to the first hinge portion via a hinge axis; And

And a reinforcement bracket detachably installed on the second hinge portion of the second hinge bracket and disposed opposite the second mounting portion and mounted on the door side.

At least one fastening hole is formed in the first mounting part, and the at least one fastening hole and at least one control slot for assembling are formed in the second mounting part.

One or more fastening holes are formed in the first hinge portion, and the one or more fastening holes and one or more adjusting slots are formed in the second hinge portion.

The reinforcing bracket has a mounting portion mounted on the side of the door, the fitting portion is connected to be orthogonal to one side of the mounting portion, a fitting groove is formed on one side of the second hinge portion, the fitting groove and the fitting of the reinforcing bracket of the second hinge portion The parts are formed to correspond to each other in a "T" shape, and the fitting part of the reinforcing bracket is fitted to the fitting groove side of the second hinge part.

The hinge shaft has a head portion at one end thereof, a finish portion is provided at the other end portion thereof, an intermediate protrusion portion protrudes in the outer diameter direction between the head portion and the finishing portion, and the intermediate protrusion portion is a first hinge of the first hinge bracket. It is interposed between the branch and the second hinge portion of the second hinge bracket, characterized in that the washer plate is interposed between the head portion and the second hinge portion of the hinge shaft.

The hinge shaft is a fastener having a head portion at one end thereof, a nut is fastened to the other end portion thereof, a bearing is installed at an outer circumferential surface of the hinge shaft, and the bearing has a first hinge portion and a second hinge bracket of the first hinge bracket. It is interposed between the second hinge portion of the, characterized in that the washer plate is interposed between the head portion and the second hinge portion of the hinge shaft.

A stopper protrusion protrudes from one side of the second hinge portion, and an end portion of the door contacts the stopper protrusion.

First and second round portions are formed at end edges adjacent to the hinge axis of the second hinge portion, and inclined grooves are formed on one side adjacent to any one of the first and second round portions.

The swing door of the present invention,

Door with handle;

A door frame to which the door is pivotally hinged; And

And at least one hinge assembly pivotally hinged to the door frame side;

The hinge assembly includes a first hinge bracket installed on the door frame side and a second hinge bracket installed on the door side,

The first hinge bracket has a first mounting portion mounted on the door frame side and a first hinge portion connected to be orthogonal to the first mounting portion,

The second hinge bracket has a second mounting portion mounted to the door side and a second hinge portion hinged to the first hinge portion via a hinge axis,

A reinforcing bracket is detachably installed at a second hinge portion of the second hinge bracket, and the reinforcing bracket is disposed opposite the second mounting portion and mounted on the door side.

The height adjusting unit is installed on the first hinge portion side of the first hinge bracket installed on the lower edge of the door,

The height adjustment unit,

A control shaft coupled to the bottom surface of the first hinge portion in a vertical direction and having a male screw portion formed on an outer circumferential surface thereof; And

It is characterized in that it comprises a; adjusting the height relative to the control shaft, the adjusting nut formed on the inner circumferential surface.

The gap between the door frame and the hinge hinge is installed, the pinch preventing unit is installed, the pinch preventing unit includes a first pinch preventing portion installed on the door frame side and a second pinch preventing portion installed on the door side,

The first pinch prevention portion is composed of a mounting member mounted on one side of the door frame and a curved member coupled to the mounting member side, the curved member is adjacent to the edge of the door,

The second pinch preventing portion is mounted on one side of the door, and the second pinch preventing portion has one or more pinch preventing protrusions protruding toward the first pinch preventing portion, and the pinch preventing protrusion is curved pinching prevention. And a straight pinch preventing protrusion, wherein the curved pinch preventing protrusion has a lower height than the straight pinch preventing protrusion, and the pinch preventing protrusion is spaced apart from the curved member of the first pinch preventing portion at minute intervals. It is done.

At least one insertion groove is formed in the lengthwise direction of the side of the curved member, characterized in that the end of the insertion groove is detachably coupled.

The second anti-twist portion is divided into a front member attached to the front side of one side of the door, a side member attached to the side of the door, a rear member attached to the rear side of one side of the door, and is individually coupled to one side of the door. It is done.

According to the present invention as described above, there is an advantage that it is possible to facilitate the work and shorten the working time by improving the assembly or installation workability of the door, door frame, hinge assembly and the like.

In addition, the present invention can implement a rigid assembly structure that can prevent the breakage of the door or the departure from the door in advance.

In addition, the present invention has the advantage that by preventing the occurrence of the gap between the door and the door frame in advance by installing the pinch prevention unit in the gap that is hinged of the door and the door frame can effectively block the pinching phenomenon.

1 is an exploded perspective view showing a swing door according to an embodiment of the present invention.

Figure 2 is a perspective view showing a hinge assembly installed on the upper edge of the swing door according to the present invention.

Figure 3 is a perspective view showing a hinge assembly installed on the lower edge of the swing door according to the present invention.

Figure 4 is a front view showing a swing door according to an embodiment of the present invention.

5 is an enlarged view illustrating an enlarged portion A of the arrow A of FIG. 4.

6 is a front view showing a swing door according to another embodiment of the present invention.

7 is an enlarged view illustrating an enlarged portion B of FIG. 6.

FIG. 8 is a cross-sectional view taken along line C-C of FIG. 5.

FIG. 9 is a view along the line D-D of FIG. 5, and FIG. 9 (a) shows the closed state of the hinge assembly and the hinged door, and FIG. 9 (b) shows the open state of the hinge assembly and the hinged door.

10 is an exploded perspective view showing a swing door according to another embodiment of the present invention.

11 and 12 are cross-sectional views taken along line E-E of FIG. 10.

13 and 14 illustrate modified embodiments of FIGS. 11 and 12.

FIG. 15 illustrates an alternative embodiment for the hinge axis of FIG. 5.

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

1 to 5 is a view showing a hinge assembly and a sliding door including the same according to an embodiment of the present invention.

As shown, the swing door according to the present invention comprises a door (1), a door frame (5), a pair of hinge assembly (100). The pair of hinge assemblies 100 are separately installed at adjacent portions of the door 1 and the door frame 5, that is, the upper and lower edges of the door 1 and the door frame 5, and each hinge assembly 100 ) Has a first hinge bracket 110 coupled to the door frame 5 side and a second hinge bracket 120 coupled to the door 1 side.

The door frame 5 of FIGS. 1 and 4 has a threshold 5a at the bottom thereof, a handle 2 is installed at one side of the door 1, and the edge opposite the handle 2 of the door 1 is hinged. It is pivotally installed on the door frame 5 side through the assembly 100.

The first hinge bracket 110 is installed symmetrically on each of the top and bottom of one side of the door frame 5, the first hinge bracket 110 is bent in a "-" shape corresponding to the corner shape of the door frame (5). It is. The first hinge bracket 110 extends in a vertical direction of the door frame 5 to extend perpendicular to the first mounting portion 111 and the first mounting portion 111 to be mounted on the vertical surface of the door frame 5. It has a first hinge portion 112 mounted on a horizontal plane.

At least one fastening hole 111a and at least one adjusting slot 111b are formed in the first mounting portion 111. The fastening hole 111a is formed as a circular through hole, and the assembly control slot 111b is formed to have a long structure extending along the first mounting portion 111. Therefore, by positioning while adjusting the height of the first mounting portion 111 on the upper or lower edge side of the door frame 5 through the assembly adjustment slot 111b for the assembly by fastening fasteners to the assembly adjustment slot 111b. 1 The first mounting portion 111 of the hinge bracket 110 to be accurately mounted on the door frame (5) side.

The second hinge bracket 120 is pivotally hinged to the first hinge portion 112 via the hinge shaft 130. At least one fastening hole 112a is formed in the first hinge part 112, and the first hinge part 112 is tightly adhered to the horizontal surface of the door frame 5 by fastening the fastener through the fastening hole 112a. Can be combined.

On the other hand, the door frame 5 has an assembly and installation error of the vertical and horizontal surfaces during assembly and installation, the first mounting portion 111 of the first hinge assembly 110 in response to the assembly and installation error of the door frame (5). In order to firmly couple the first hinge portion 112 and the vertical and horizontal surfaces of the door frame 5, the first hinge assembly 110 of the present invention is the first mounting portion 111 and the first hinge portion 112 Each has one or

more fastening holes

111a and 112a. That is, even when assembly and installation errors occur on the door frame 5 side, the first hinge assembly 110 of the present invention is fastening hole 111a of the first mounting portion 111 and the fastening hole of the first hinge portion 112 ( 112a) By fastening fasteners to each other, the first mounting portion 111 is hermetically adhered to the vertical surface of the door frame 5, and the first hinge portion 112 is hermetically adhered to the horizontal surface of the door frame 5. In this case, the installation position of the first hinge bracket 110 may be easily corrected in response to the assembly and installation error of the door frame 5.

In addition, the first hinge bracket 110 may be formed such that the area of the first mounting portion 111 is larger than the area of the first hinge portion 112. This is to more firmly couple the first mounting portion 111 on the vertical surface of the door frame (5).

The second hinge bracket 120 is symmetrically installed on each of the upper and lower edges of the door 1, and the second hinge bracket 120 is mounted to the front or rear edge of the door 1, the second mounting portion 121. ) And a second hinge portion 122 hinged to the first hinge portion 112 side of the first hinge bracket 110 via the hinge shaft 130.

The second mounting portion 121 is mounted on the front or rear edge of the door 1, the second mounting portion 121 is formed with one or more fastening holes (121a) and one or more assembly control slot (121b). The fastening hole 121a is formed in a circular through hole, and the assembly adjusting slot 121b is formed in a shape of a through hole extending in the horizontal direction of the door 1. Thus, after assembling the positioning position while adjusting the relative position of the second mounting portion 122 and the door (1) of the second hinge bracket 120 on the edge side of the door (1) through the assembly adjustment slot 121b. By fastening the fastener to the adjustment slot 121b, the second mounting portion 122 of the second hinge bracket 120 can be accurately mounted on the door 1 side.

The second hinge portion 122 is mounted on the top and bottom edges of the door 1, and the second hinge portion 122 is provided with at least one fastening hole 122a and at least one assembly adjusting slot 122b. The fastening hole 122a is formed in a circular through hole, and the assembly adjusting slot 122b is formed in a through hole shape extending in the horizontal direction of the door 1. Thus, after adjusting the relative position of the second hinge portion 122 and the door (1) on the upper and bottom edges of the door (1) through the assembly control slot (122b), the assembly control slot (121b) By fastening the fastener to the) so that the second mounting portion 122 of the second hinge bracket 120 can be accurately mounted on the door (1) side. In addition, the fastener is fastened to the fastening hole 122a of the second hinge portion 122 such that the second hinge portion 122 may be hermetically coupled to the upper and lower edges of the door 1.

Meanwhile, the door 1 has an error between the vertical plane and the horizontal plane in its manufacturing process, and the second mounting part 121 and the second hinge part of the second hinge assembly 120 correspond to the manufacturing error of the door 1. In order to firmly couple the 122 to the vertical and horizontal planes of the door 1, the second hinge assembly 120 of the present invention may include one or more fastening holes in each of the second mounting portion 121 and the second hinge portion 122. 121a, 122a). That is, even if a manufacturing error occurs on the side of the door 1, the second hinge assembly 120 of the present invention is fastening hole 121a of the second mounting portion 121 and fastening hole 122a of the second hinge portion 122. By fastening the fasteners to each other, the second mounting portion 121 is tightly coupled to the vertical surface of the door 1 to be coupled, and the second hinge portion 122 is tightly coupled to the horizontal surface of the door 1 to be coupled. The installation position of the second hinge bracket 120 can be easily corrected according to the manufacturing error of the door 1.

The second hinge portion 122 is rotatably hinged to the first hinge portion 112 side of the first hinge bracket 110 via the hinge shaft 130.

The hinge shaft 130 may be installed through the first and

second hinge parts

112 and 122 by a riveting process. As shown in FIG. 5, the hinge shaft 130 according to the exemplary embodiment includes a head part 131 at one end thereof, a finish part 133 at the other end thereof, and a head part 131. The intermediate protrusion 132 protrudes in the outer diameter direction between the finishing portions 133. In particular, the intermediate protrusion 132 of the hinge shaft 130 is interposed between the first hinge portion 112 of the first hinge bracket 110 and the second hinge portion 122 of the second hinge bracket 120 to provide a spacer. Along with the role of the first hinge portion 112 and the second hinge portion 122 serves to support the rotation in the axial direction. The washer plate 134 is interposed between the head portion 131 and the second hinge portion 122 of the hinge shaft 130, and the washer plate 134 is made of a synthetic resin material, thereby fastening the hinge shaft 130. In addition to improving the performance of the buffer between the head portion 131 and the second hinge portion 122, such as to improve the noise and the like can be prevented. In particular, the washer plate 134 may be configured in a circular shape or a quadrangular shape having a predetermined width and length, such that the washer plate 134 is more than the head portion 131 and the second hinge portion 122. It can be firmly supported.

According to an alternative embodiment, the hinge shaft 130a is composed of a fastener having a head portion 131a at one end, such as a screw or a bolt, as shown in FIG. 15 so that the first and

second hinge portions

112 and 122 are formed. ) And a nut 133a are fastened to an end of the hinge shaft 131. In addition, a bearing 132a is installed at an outer circumference of the hinge shaft 130a, and the bearing 132a is a second hinge of the first hinge portion 112 and the second hinge bracket 120 of the first hinge bracket 110. Interposed between the branches 122, the bearing 132a serves to support the first and

second hinge portions

112 and 122 in the axial direction along with the role of the spacer. In addition, the bearing 132a has an advantage of sufficiently supporting the weight when the door 1 is made of a heavy metal material. The washer plate 134 is interposed between the head portion 131a and the second hinge portion 122 of the hinge shaft 130a, and the washer plate 134 is made of a synthetic resin material, thereby tightening the hinge shaft 130a. In addition to improving the performance of the buffer between the head portion 131 and the second hinge portion 122, such as to improve the noise and the like can be prevented. In particular, the washer plate 134 may be configured in a circular shape or a square shape having a predetermined radius and length, such that the washer plate 134 is more than the head portion 131a and the second hinge portion 122. It can be firmly supported.

2, 3, and 8, the reinforcing bracket 123 is detachably installed at the second hinge portion 122 of the second hinge bracket 120, and the reinforcing bracket 123 is It is disposed opposite the second mounting portion 121, the reinforcing bracket 123 is configured to be fitted to one side of the second hinge portion (122). The reinforcing bracket 123 has a mounting portion 123a mounted on the front or rear edge of the door 1, and a plurality of fastening holes 123b are formed in the mounting portion 123a. The fitting portion 123c is formed at one side of the mounting portion 123a, and the fitting groove 122c formed at one side of the second hinge portion 122 is formed. The fitting groove 122c of the second hinge portion 122 and the fitting portion 123c of the reinforcing bracket 123 are formed to correspond to each other in a “T” shape, and thus the fitting portion 123c of the reinforcing bracket 123 is provided. Is fitted to the fitting groove 122c side of the second hinge portion 122, the reinforcing bracket 123 is connected to the second hinge portion 122 side, the mounting portion 123a of the reinforcing bracket 123 is the second It is disposed opposite the second mounting portion 121 of the hinge bracket 120 is mounted on the front or rear edge of the door (1).

As described above, according to the present invention, the second mounting portion 121 and the reinforcing bracket 123 of the second hinge bracket 120 are symmetrically mounted to the front and rear edges of the door 1 and the door 1 and the second. It is possible to implement a rigid assembly structure between the hinge bracket 120, it can effectively prevent the breakage of the door (1) or the departure of the hinge bracket (100).

In addition, the stopper protrusion 125 protrudes from one side of the second hinge portion 122, and the end position of the door 1 is very easy and precise as the end of the door 1 contacts the stopper protrusion 125. In this case, the installation or assembly of the door 1 and the second hinge assembly 120 may be performed very quickly.

The stopper protrusion 125 may be formed close to the hinge axis 130 when the width of the door frame 5 is narrow, and relatively far from the hinge axis 130 when the door frame 5 is wide. May be

As shown in FIG. 9, first and

second round portions

124a and 124b are formed at end edges adjacent to the hinge axis 130 of the second hinge portion 122 and the first and second round portions ( An inclined groove 124c may be formed on one side adjacent to any one of 124a and 124b. 9 illustrates that the inclined groove 124c is formed at one side of the second hinge portion 122 adjacent to the second round portion 124b. Accordingly, as shown in FIG. 9B, the inclined groove 124c contacts the inner surface of the first mounting part 111 during the opening operation of the door 1 to pivot the door 1 during the opening operation of the door 1. The angle can be formed large. Thus, the first hinge bracket 110 and the second hinge bracket 120 are more easily made of a more reliable pivot operation.

On the other hand, Figure 6 and Figure 7 shows a structure in which the threshold is removed at the bottom of the door frame 5, the lower end of the door (1) is configured to be directly adjacent to the bottom surface.

In the case of the door frame 5 without the threshold as shown in Figure 6, the hinge assembly 100 installed at the lower end of the door 1 is directly spaced apart adjacent to the bottom surface 3 between the door 1 and the door frame 5 Each hinge assembly 100 installed in the hinge assembly 100 may cause stress concentration due to a single load, a moment, or the like, thereby causing the door 1 to be broken or the hinge assembly 100 to be separated from the door 1.

Thus, as shown in FIG. 7, the height adjusting unit 140 may be installed on the first hinge portion 112 side of the first hinge bracket 100 installed at the lower edge of the door 1. . The height adjusting unit 140 includes an adjustment shaft 141 coupled to the bottom of the first hinge portion 112 in a vertical direction, and an adjustment nut 142 that is relatively adjusted with respect to the adjustment shaft 141.

The adjustment shaft 141 has a male screw portion 141a formed on an outer circumferential surface thereof, and an upper end thereof is coupled to a bottom surface of the first hinge portion 112.

The adjusting nut 142 has a female screw portion 142a formed on its inner diameter surface, and the female screw portion 142a is screwed to the male screw portion 141a side of the adjustment shaft 141. An extension part 142b may extend in the outer diameter direction at the lower end of the adjustment nut 142.

If a gap occurs between the first hinge portion 112 and the bottom surface of the first hinge bracket 110 by such a configuration, the adjustment nut 142 of the adjustment nut 142 is properly turned by turning the adjustment nut 142 with respect to the adjustment shaft 141. The first hinge portion 112 of the first hinge bracket 110 can be stably supported by the adjusting unit 140 by contacting the bottom surface with the bottom surface, thereby maintaining a rigid assembly structure of the hinge assembly 100. Can be.

10 to 12 is a sliding door according to another embodiment of the present invention, the gap between the door frame 5 and the door (1) is fitted with a jam prevention unit 200 is installed, the jam prevention unit 200 is It consists of a first pinch prevention portion 210 is installed on the door frame 5 side and the second pinch prevention portion 220 is installed on the door (1) side.

The first pinch prevention portion 210 is composed of a mounting member 211 is mounted to one side of the door frame 5 and a curved member 212 coupled to the mounting member 211 side through a plurality of fasteners, The curved member 212 is adjacent to the edge of the door 1. The mounting member 211 and the curved member 212 is extended to a length corresponding to one side of the door frame 5, the mounting member 211 is formed in a band shape, the curved member 212 is hollow hollow inside It is formed into a structure with a partial circular cross section of a mold.

Meanwhile, first and second

fitting grooves

211a and 211b are formed at one side of the mounting member 211, and first and second

fitting grooves

211a and 211 of the mounting member 211 are formed at the end of the curved member 212. First and second

fitting protrusions

212a and 212b which are respectively fitted to 211b are formed. In addition, since the end portions of the first and second

fitting protrusions

212a and 212b and the end portions of the first and second

fitting grooves

211a and 211b have a circular structure, the fitting force may be increased and the bonding force may be increased. have.

In particular, the first and second

fitting protrusions

212a and 212b of the curved member 212 are formed so that their protruding directions (see the imaginary lines x and y in FIG. 9) are perpendicular to each other, and the mounting member 211 is correspondingly provided. Since the first and

second fittings

211a and 211b are also formed to be perpendicular to each other, the curved member 212 may be more firmly coupled to the mounting member 211 side.

Therefore, the first pinch prevention portion 210 of the present invention is assembled or installed as the curved member 212 is coupled to the mounting member 211 side after the mounting member 211 is mounted on the door frame 5 side. This has the advantage of being easier.

On the other hand, as shown in Figure 11 and 12, the side surface of the curved member 212 is formed with one or more insertion grooves 212c long in the longitudinal direction, the insertion grooves 212c is one or more wires or communication lines It may be inserted, the end of the insertion groove (212c) 212d is detachably coupled. In particular, the finishing material (212d) and the insertion groove (212c) is coupled in a hook coupling structure. As illustrated in FIGS. 11 and 12, the coupling hook 212e and the coupling groove 212f may be formed to correspond to each other at a portion where the finishing material 212d and the insertion groove 212c contact each other. As described above, at least one insertion groove 212c is formed at the curved member 212 side, and the inner space of the insertion groove 212c is configured to be concealed by the finishing material 212d, so that the wire or the communication line of the electronic product in the indoor space. It can handle the back neatly has the advantage of tidying up the interior space more beautifully.

The second pinch preventing portion 220 is formed in a belt shape extending to a length corresponding to one side of the door (1), the second pinch preventing portion 220 of the door (1) through a plurality of fasteners It is mounted on one side. The second pinch preventing portion 220 has one or more

pinch preventing protrusions

221 and 222 protruding toward the first pinch preventing portion 210, and the

pinch preventing protrusions

221 and 222 extend in the longitudinal direction. . In particular, as shown in FIGS. 11 and 12, the

pinch preventing protrusions

221 and 222 are curved pinch preventing protrusions 221 and the second pinch preventing portion provided at one end of the second pinch preventing portion 220. A straight pinch preventing projection 222 is located in the middle of the 220, the curved pinch preventing projection 221 is formed to be curved, the straight pinch preventing projection 222 is lower than the curved pinch preventing projection 221 Has height The

pinch preventing protrusions

221 and 222 are spaced apart from the curved member 212 of the first pinch preventing portion 210 at minute intervals.

By such a configuration, hand pinching is effectively prevented as the gap is prevented by the pinch preventing unit 200 installed between the hinge 1 of the door 1 and the door frame 5 during the opening and closing operation of the door 1. Can be.

In particular, the pinch preventing unit 200 of the present invention by the pinch preventing projections (221, 222) of the cylindrical member 212 and the second pinch preventing portion 220 of the first pinch preventing portion 210, the pinch preventing effect. Not only is it excellent, but its appearance is beautiful due to its curved structure.

Meanwhile, according to FIGS. 13 and 14, the gap between the

pinch preventing protrusions

221 and 222 of the second pinch preventing portion 220 and the curved member 212 of the first pinch preventing portion 210 is constantly maintained. It is characterized by assembling the second pinch preventing portion 220 to be divided into a plurality.

The second pinch preventing portion 220 is attached to the front member 225 attached to the front side of one side of the door 1, the side member 226 attached to the side of the door 1, the rear side of one side of the door (1) It is divided into a rear member 227 to be attached.

The front member 225 is formed with a curved pinch preventing projection 221, the front coupling member 228 is attached to the front side of the one side of the door (1) by the taka pin (228a), one side of the front member 225 The coupling groove 225a that is coupled to the front coupling member 228 is formed. In addition, the coupling groove 225a and the front coupling member 228 of the front member 225 are combined by the coupling hook structures 228b and 225b, which has an advantage of neat appearance.

The side member 226 is attached to the side of the door 1 through takapin or fastener, etc., the side member 226 has a straight pinch preventing projection 222 is formed.

The rear member 227 is attached to the rear side of one side of the door (1), the rear coupling member (229) is attached to the rear of one side of the door (1) by the takapin (229a), one side of the rear member (227) A coupling groove 227a is formed in the rear coupling member 229. The coupling groove 227a and the rear coupling member 229 of the rear member 227 are combined by the coupling hook structures 227b and 229b, and thus, the appearance thereof may be neat.

Claims

A first hinge bracket having a first mounting portion mounted on the door frame side and a first hinge portion connected to be orthogonal to the first mounting portion;

A second hinge bracket having a second mounting portion mounted to the door side and a second hinge portion hinged to the first hinge portion via a hinge axis; And

And a reinforcement bracket detachably installed on the second hinge portion of the second hinge bracket and disposed opposite the second mounting portion and mounted on the door side.

One or more fastening holes are formed in the first mounting portion, and the second assembly is hinge assembly, characterized in that one or more fastening holes and one or more assembly adjusting slots are formed.
The method of claim 1,

One or more fastening holes are formed in the first hinge portion, and the second hinge portion has one or more fastening holes and one or more adjustment slots are formed.
The method of claim 1,

The reinforcing bracket has a mounting portion mounted on the side of the door, the fitting portion is connected to be orthogonal to one side of the mounting portion, a fitting groove is formed on one side of the second hinge portion, the fitting groove and the fitting of the reinforcing bracket of the second hinge portion The part is formed to correspond to each other in a "T" shape, the hinge assembly, characterized in that the fitting portion of the reinforcing bracket is fitted to the fitting groove side of the second hinge portion.
The method of claim 1,

The hinge shaft has a head portion at one end thereof, a finish portion is provided at the other end portion thereof, an intermediate protrusion portion protrudes in the outer diameter direction between the head portion and the finishing portion, and the intermediate protrusion portion is a first hinge of the first hinge bracket. The hinge assembly is interposed between the branch portion and the second hinge portion of the second hinge bracket, and a washer plate is interposed between the head portion and the second hinge portion of the hinge shaft.
The method of claim 1,

The hinge shaft is a fastener having a head portion at one end thereof, a nut is fastened to the other end portion thereof, a bearing is installed at an outer circumferential surface of the hinge shaft, and the bearing has a first hinge portion and a second hinge bracket of the first hinge bracket. Is interposed between the second hinge portion of the hinge assembly, characterized in that the washer plate is interposed between the head portion and the second hinge portion of the hinge shaft.
The method of claim 1,

A stopper protrusion protrudes from one side of the second hinge portion, and an end portion of the door contacts the stopper protrusion.
The method of claim 1,

The first and second round parts are formed at end edges adjacent to the hinge axis of the second hinge part, and a hinge assembly is formed at one side adjacent to any one of the first and second round parts.
Door;

A door frame to which the door is pivotally hinged; And

And at least one hinge assembly pivotally hinged to the door frame side;

The hinge assembly includes a first hinge bracket installed on the door frame side and a second hinge bracket installed on the door side,

The first hinge bracket has a first mounting portion mounted on the door frame side and a first hinge portion connected to be orthogonal to the first mounting portion,

The second hinge bracket has a second mounting portion mounted to the door side and a second hinge portion hinged to the first hinge portion via a hinge axis,

A reinforcing bracket is detachably installed at a second hinge portion of the second hinge bracket, and the reinforcing bracket is disposed opposite the second mounting portion and mounted to the door side.
The method of claim 8,

The height adjusting unit is installed on the first hinge portion side of the first hinge bracket installed on the lower edge of the door,

The height adjustment unit,

A control shaft coupled to the bottom surface of the first hinge portion in a vertical direction and having a male screw portion formed on an outer circumferential surface thereof; And

Swinging door, characterized in that it is adjusted relative to the adjustment shaft, the adjusting nut formed on the inner circumferential surface.
The method of claim 8,

The gap between the door frame and the hinge hinge is installed, the pinch preventing unit is installed, the pinch preventing unit includes a first pinch preventing portion installed on the door frame side and a second pinch preventing portion installed on the door side,

The first pinch prevention portion is composed of a mounting member mounted on one side of the door frame and a curved member coupled to the mounting member side, the curved member is adjacent to the edge of the door,

The second pinch preventing portion is mounted on one side of the door, and the second pinch preventing portion has one or more pinch preventing protrusions protruding toward the first pinch preventing portion, and the pinch preventing protrusion is curved pinching prevention. And a straight pinion preventing protrusion, wherein the straight pinching protrusion has a lower height than the curved pinching protrusion, and the pinching protrusion is spaced apart from the curved member of the first pinch preventing part at a minute interval. Swing door.
The method of claim 10,

At least one insertion groove is formed in the longitudinal direction of the side surface of the curved member, the end of the insertion groove is characterized in that the closing material is detachably coupled.
The method of claim 10,

The second anti-twist portion is divided into a front member attached to the front side of one side of the door, a side member attached to the side of the door, a rear member attached to the rear side of one side of the door, and is individually coupled to one side of the door. Swing door.