KR0139082B1 - Door closer door hinge device and sealing device for door door shutter - Google Patents

Abstract

Disclosed are a door hinge device and a sealing device for a shutter with a door closer that can be wound together in a winding drum. It is fixed to the shutter body in the longitudinal direction along the slat adjacent to the door, and has a space portion in the center in the longitudinal direction thereof, and a frame having a longitudinal through portion in the lower portion thereof, and fixed to any one side of the space portion of the frame and downwards. A first hinge means having a first connecting means for connecting the door so as to be able to rotate in two directions about a vertical axis and a horizontal axis on the plane of the shutter at the protruding end of the first hinge axis and the first hinge axis; A second hinge shaft and a second hinge shaft protruding downwardly from the space portion of the frame along the longitudinal space portion and the through portion from the other side of the space portion of the frame to the first hinge shaft side; A second hinge having second connecting means for connecting the door at an end to enable rotation in two directions about the vertical and horizontal axes on the plane of the shutter; And supporting means and movable means for moving the second hinge shaft from one side of the space portion of the frame to the other side. A plurality of sealing means are provided, each attached to each slat of the door or shutter and contacting each of the slats of the shutter or the door when the door is closed. Accordingly, it has a simple structure and is wound around the shutter box together with the function of the door closer, and has the effect of opening and closing only in one direction of the door, and shielding or fire prevention smoke.

Description

Door closer door hinge device and sealing device for door door shutter

1 is a front view of an outdoor shutter of a shutter door hinge device for a shutter door according to an embodiment of the present invention and a shutter in which a sealing device is applied to a split door;

FIG. 2 is a detailed perspective view of a partially cutaway view of the door closer hinge unit for the shutter door of FIG. 1;

3 (a) to (d) specifically show a sealing device for achieving another object of the present invention, and FIG. 3 (a) shows an inner sealing member attached to the shutter slat side of FIG. 3, (b) shows an outer sealing member attached to the side of the doslat, Figure 3 (c) and (d) is a schematic view showing the inner and outer sealing member separated,

4 is a schematic plan view for showing the opening and closing state of the door by the door closer hinge unit for the shutter door of FIG.

5 is a cross-sectional view of a hinged door hinge device hinge device for an integrated shutter door according to another embodiment of the present invention,

6 is a schematic plan view for showing the opening and closing state of the door of FIG.

7 is a similarity of FIG. 1 with the closure device of FIG. 3 and the hinge device of FIG.

* Explanation of symbols for main parts of the drawings

1: shutter 2: door

2a: wide part 2a ': wide part slat

2b: narrow section 2b ': narrow section slat

3: hinge 6: shutter body

6 ': Shutter slats 8a, 8b: Left and right guide rails

9: shutter box 10, 100: door closer hinge device

11, 101: frames 11a, 101a: shutter side fixing member

12: space portion 13: penetrating portion

13a, 13b: guide portion 14: cylinder support member

20, 120: first hinge means 30, 130: second hinge means

21: first hinge shaft fixing member 22, 122c: first hinge shaft (vertical shaft)

32, 132c: 2nd hinge axis (vertical axis) 23, 123: 1st door side fixing member

33, 133: second door fixing member 24, 34: first and second balls

25, 35: 1st and 2nd ball accommodation part 26, 36: groove part

31, 131: second hinge shaft moving means 40, 140: door closer (moving means)

41: fluid cylinder 43, 142: connecting rod

43: spring 50: sealing means

52: inner sealing member 52a: arc portion

52b: magnet 54: outer sealing member

122, 132: first and second T axis 122a, 122b, 132a, 132b: horizontal axis

124: connecting arm 124a: third hinge axis

134: rotating support member

The present invention relates to a door door closer hinge device for a shutter and a sealing device. A door closer that can be wound together when winding a building shutter made of a plurality of slats is provided. To provide a door closing device hinge for the door of the combined shutter and a fire protection shutter door to ensure the one-way opening and closing of the hinge device and the smoke and light shielding of the door.

In general, a building shutter is connected to a plurality of horizontal slats so that the plurality of slats are wound on or unwound by a motor or a manually rotating winding drum to lift and operate the doors of the building. In such a shutter, a small door is installed for emergency or for easy access. In the related art, a small door is installed irrespective of the winding operation of the shutter, or a small door is the same as each slat of the shutter body. It consists of a hinge, and the slats of the door and the slats of the shutter body are connected to each other by a hinge, so that the lifter can move together with each slat of the shutter and be wound together in a winding drum.

According to the prior art described in Utility Model Registration Application No. 6476 (Utility Model Registration Application No. 91-8112, filed on June 6, 1991), which was published on September 24, 1993, a door is integrally installed on the shutter body. A hinge device wound or unrolled in a shutter box together with a shutter body is disclosed. The hinge device attaches a torsion spring to the hinge shaft of a conventional hinge device so that the door is automatically closed, and attaches the hinge to each of the shutter body and the slat of the door and rounds the end of the hinge to make the shutter closed. It is configured to be wound in a box.

Since the door is automatically closed by the torsion spring, such a hinge device cannot expect any buffering action, and the existing guide rail cannot be used in the adjacent door area, and it is impossible to install the door in the middle of the shutter body. There are many problems, such as not applicable to a two-part door.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and a main object thereof is to provide a hinged door apparatus with a shutter door that can be wound together with a winding drum.

In addition, the present invention is used in conjunction with the above-described hinge device of the present invention to provide a sealing device for the door of the shutter that can achieve the purpose of fire prevention by ensuring the smoke shielding and shading while opening and closing the door of the shutter in only one direction. There is a second purpose.

In order to achieve the main object of the present invention described above, the present invention is fixed to the slat of the shutter body adjacent to the door in the longitudinal direction, the frame having a central portion in the longitudinal direction, the lower portion having a longitudinal through portion And a first hinge shaft fixed to either side of the space portion of the frame and protruding downward, and capable of rotation in two directions about the vertical axis on the plane of the shutter body and the horizontal axis at the protruding end of the first hinge axis. A first hinge means having a first connecting means for connecting the door, and being guided in the space portion of the frame to be movable along the longitudinal space portion and the through portion from the other side of the space portion of the frame to the first hinge axis side; The second hinge axis protruding downward and the projection in the second hinge axis are rotated in two directions with the vertical axis on the plane of the shutter body and the horizontal axis as the central axis. A second hinge means having a second connecting means for connecting the door so as to be transferable, and movable means for moving the second hinge axis from one side of the space portion of the frame to the other side. It also provides a door closer hinge device.

The frame may be attached to the shutter side fixing member for fixing to the shutter body, the second hinge axis may be provided with a roller that is guided and supported in the space portion of the frame, the movable means, A cylinder body fixed to the frame at one side of the space part of the frame and having a compression spring and a piston therein; and a compression spring in the cylinder when one end is fixed to the second hinge axis and the other end is moved to the first hinge axis side. It is preferable that the fluid cylinder is composed of a connecting rod for moving the second hinge axis to the other side of the space portion of the frame by its elastic force.

The first and second connecting means may include first and second balls formed on the protruding end portions of the first and second hinge shafts, and the first and second balls on a vertical axis and a horizontal axis on the shutter surface. It may also be a ball joint type consisting of the first and second door-side fixing members which are formed and fixed to the door to allow the first and second ball receptacles to allow two-way rotation with respect to the door. It may be a first and a second T axis. In the latter case, the vertical axis becomes the first hinge axis and the second hinge axis, and the space of the frame is movable from the other side of the space portion of the frame to the first hinge axis side along the longitudinal space portion and the through portion. A second hinge axis moving means is further provided, which is guided in the part and protrudes below the penetrating part, and is rotatably connected to the horizontal axis of the second T axis.

In addition, with respect to the integrated door, the first hinge means is connected to the lower end of the first hinge axis in a rotatable manner with respect to the vertical axis thereof, and the other end thereof is the vertical axis of the other end which constitutes the third hinge axis in the door. And a connecting arm rotatably attached relative thereto.

Furthermore, in order to achieve the second object of the present invention, the present invention is a plurality of contacts each attached to at least one respective slat of the door and the shutter, and a plurality of contacting each other slat of the door and the shutter when the door is closed. Provides a sealing device for the door of the shutter, characterized in that it comprises a sealing means. When the door is divided into a wide part and a narrow part, it is preferable that the sealing means is further provided in each of the slats on either side between the wide part and the narrow part of the door, and each slat of the plurality of sealing means. It is preferable that a flame-retardant resin coating layer is formed in a contact part.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

In FIG. 1, the shutter 1 is composed of a shutter body 6 consisting of a plurality of shutter slats 6 ', a door 2, a bottom bar 4, left and right guides 8a and 8b and a shutter box. It consists of (9). The door 2 is made of a plurality of slats 2a 'and 2b' having the same cross-sectional shape as the above-described shutter slats 6 'while being separated from the slats of the shutter body 6. It consists of a part 2a and a narrow part 2b, and each of the slats 2a 'and 2b' are connected to each other by a common hinge 3 and lifted together when the shutter body 6 is lifted.

In the lower portion and the upper portion of the door 2 configured as described above, the door closer hinge devices 10 and 10 'according to the present invention are installed. Referring to FIG. 2, the shutter side fixing members 11a and 11a' are provided. It is fixed to the slat of the shutter main body directly below or above the door 2, and the door-side fixing members 23, 33 and 23 ', 33' are the narrow part 2b and the wide part 2a of the door 2; ) Is fixed to the bottom or top slat.

The door closer hinge device 10 according to the preferred embodiment of the present invention, which is fixed to the shutter body 6 and the door 2 in this way, as shown in FIG. The first hinge means 20, the second hinge means 30, and the door closer 40, which is a movable means.

The hinge device 10 of the structure shown in FIG. 2 is installed in the lower part of the door 2 in FIG. 1, and the hinge device 10 'installed in the upper part of the hinge device 10 is located in the lower part. It is formed into a symmetrical structure.

In FIG. 2, the shutter-side fixing member 11a is fixedly attached to the upper portion of the frame 11, and a central portion of the frame 11 is formed with a space 12 in the longitudinal direction, and a through portion below the space 12. 13 and guides 13a and 13b are formed.

The first hinge means 20 is a first hinge for fixing the first hinge shaft 22 and the first hinge shaft 22 protruding below the through portion 13 to one side of the frame 11. The shaft fixing member 21 and the narrow portion 2b of the door 2 are connected to the lower end of the first hinge shaft so as to be rotatable in two directions about the vertical axis on the plane of the shutter body 6 and the horizontal axis. It consists of the first connecting means (23, 24, 25, 26).

The second hinge means 30 is formed between the one side of the frame 11 and the other side in the longitudinal direction of the frame 11 in the second hinge shaft 32 and the space 12 of the frame 11. Second hinge shaft moving means 31 for moving the second hinge shaft 32 and second connecting means 33, 34, 35, 36 having the same structure as the first connecting means 23 to 26 described above. It consists of. The second hinge shaft moving means 31 has rollers on both sides thereof, and is configured to move along the guide portions 13a and 13b of the frame 11 or the opposite surface thereof.

The above-mentioned first and second connecting means 23 to 26 and 33 to 36 are shown in the form of a ball joint in FIG. 2, where the first and second balls 24 and 34 are first and second. The first and second ball receiving portions 25, which are fixed to the lower end portions of the second hinge shafts 22 and 32 and receive the first and second balls 24 and 34 to enable the above-described two directions of rotation. 35 are formed in the first and second door side fixing members 23 and 33.

Rotation when the above-described two-way rotatable shutter body 6 is wound on the shutter box 9, that is, rotation about the horizontal axis on the plane of the shutter body 6 may be performed by the first and second ball receiving portions 25,. The grooves 26 and 36 formed in the 35 will achieve the desired angles. Although not shown, in addition to the ball joint type, as shown in FIG. 5, various two-axis rotating means such as a T-shaped joint may be used as the first and second connecting means.

The door closer 40 for moving the second hinge means 30 from one side of the space part 12 of the frame 11 to the other side is a fluid cylinder 41, a spring 43, and It is composed of a connecting rod (42).

The fluid cylinder 41 is fixed to the frame 11 via the cylinder support member 14, and may be fixed to the frame 11 by the first hinge shaft fixing member 21. The spring 43 is embedded in the fluid cylinder 41, and one end of the connecting rod 42 is fixed to the second hinge shaft 32 via the second hinge shaft moving means 31, and the other end thereof is A spring embedded in the fluid cylinder 41 and embedded in the fluid cylinder 41 when the second hinge axis moving means 31 moves toward the first hinge means 20 by the opening force of the door 2 When the opening force of the door 2 is removed by compressing 43, the second hinge shaft moving means 31 is moved within the space 12 of the frame 11 by the elastic force of the compressed spring 43. It is configured to move to the closed position of the door 2.

In addition, the shutter door sealing device 50 for achieving another object of the present invention, as shown in Figures 1 and 3 (a) to (b), the door 2 and the shutter body (6) The outer sealing member 54 and the inner sealing member 52 which are fixedly attached to each slat between the slats by the spot welding, etc., between the wide part 2a and the narrow part of the door 2 It consists of an inner sealing member 52 attached to the inner surface of the groove.

When the inner sealing member 54 pushes the shutter body 6 side of the wide portion 2a of the door 2 outward in Fig. 4 to open the door 2, the shutter body 6 side slat ( 6 '), which has an arc portion 52a as shown in Figs. 3 (a) and 3 (c) not only ensures opening and closing in one direction, i.e., of the door 2, Will ensure a complete seal.

The outer sealing member 52 is attached to the slats 2a and 2b on the side of the door 2 as shown in FIGS. 4 (b) and 4 (d), and further with the inner sealing member 54. It is comprised so that a light shielding can be aimed and it can fully play a role as a fire prevention shutter. In addition, the inner and outer sealing members 54 and 52 are in contact with the slats 2a ', 2b' and 6 'of the door 2 and the shutter body 6 by closing the door 2. By coating the flame retardant resin, the door 2 can be more completely sealed, and in such a door 2, the magnet 52b, as in FIGS. 3A and 3C, to further ensure the closing of the door. It can be used to attach, and also, a conventional locking device may be used.

However, unlike between the door 2 and the shutter body 6, as shown in FIG. 4, the two parts move between the door 2a and the narrow part 2b, so that the opposite side of the hinge 3 Only the outer sealing member 54 can be attached.

The operation of the structure according to the preferred embodiment of the present invention described above is as follows. In FIG. 4, when the wide part 2a of the door 2 of the shutter 1 is pushed outward, that is, in the direction of the arrow Y, the narrow part 2b is also hinged around the first hinge axis 22, which is a fixed axis ( 3) the second hinge shaft 32 is positioned along the space 12 of the frame 11 in FIG. 2 in the direction of arrow X against the elastic force of the spring 43 while pivoting through 3). Will move to ').

Accordingly, the narrow portion 2b merely turns, but the wide portion 2a moves in the X direction while turning in the Y direction, and the door 2 is quickly opened. When the release force is released after the door 2 is opened, the second hinge shaft 32 is moved by the elastic force of the spring 43 through the connecting rod 42 and the second hinge shaft moving means 31 in the direction of arrow X. The narrow portion 2b and the wide portion 2a pivot in opposite directions about the first and second hinge axes 22 and 32 via the hinge 3 while moving in the opposite direction to the door 2. Will close the doorway. At this time, the closed inertia of the door 2 will try to pass the closed state of the door 2 slightly, but the outer sealing member 54 attached to the door 2 and the inner sealing member 52 attached to the shutter body 6. ), The opening in the opposite direction to the opening direction of the door 2 is suppressed, and the door 2 is completely sealed by the inner and outer sealing members 52 and 54 therein.

In addition, in the case of a fire, it is possible to prevent the leakage of smoke and to block light passing through to some extent.

Of course, the closure device 50 would not be necessary to open the door 2 in both directions.

In addition, in Figure 5, the integrated shutter door hinge device 100 according to another embodiment of the present invention is a frame 101 that is fixedly attached to the shutter body 6 via the shutter side fixing member 101a, automatic First and second hinges secured to the top slat 2 'of the door 2 in FIG. 7 via a door closer 140, first and second door side fixing members 122, 123 for closure. Means 120,130. The construction and operation of the frame 101, the door closer 140, and the second hinge means 130 differ in that the T-type joint is employed instead of the ball joint in the above-described embodiment of FIG.

FIG. 7 shows a shutter 1 in which the hinge device 100 shown in FIG. 5 and the closure device 50 in FIG. 3 are applied to an integrated door. Here, the hinge device 100 of FIG. 5 is installed at the top of the door 2, and a hinge device 100 'symmetrical thereto is installed at the bottom of the door 2, and the reference numerals of the components installed at the bottom are It is shown by attaching 'to the reference numerals installed in the description and a separate description is omitted.

The first hinge means 120 is a horizontal axis (122a, 122b) connected to the frame 101 rotatably about the horizontal axis in Figure 5, and the first arm is connected to the connecting arm (124) rotatably about the vertical axis A first T-axis 122 having a vertical axis, which is a hinge axis 122c, and one end connected to the first hinge axis 122c, and the other end is rotated through the third hinge axis 124a and the rotation support member 134. And a connecting arm 124 connected to the first door side fixing member 123.

In the case of the second T shaft 132 of the second hinge means 130, as shown in FIG. 5, the horizontal shaft rotating parts 132a and 132b are formed of the second hinge shaft moving means 131 to which the rollers 131a are attached to both sides. The lower end portion is rotatably connected with respect to the horizontal axis, and the second hinge shaft 132c, which is a vertical axis rotation part, is connected to the second door side fixing member 133 through the rotation support member 134 so as to be rotatable about the vertical axis.

Referring to the operation of the hinge device 100 according to another embodiment of the present invention described above is as follows. In FIG. 6, when the door 2 is pushed in the direction of the arrow Y ', the door 2 rotates in the Y' direction about the second hinge axis 132c and at the same time, the connecting arm 124 and the third hinge axis ( 124a rotates in the Z direction about the first hinge axis 122c, and thus the second hinge axis 132c moves along the inside of the frame 101 in the arrow X 'direction. If the door 2 continues to be pushed and the door 2 is opened approximately 90 degrees to the position of the double-dashed line, the second hinge shaft 132c moves to the position 132c '' closest to the first hinge shaft 122c. The third hinge shaft 124a is rotated to the position 124a ″ so that the door closer 140 is compressed in its internal spring. At this time, when the opening force of the door 2 is removed, the door 2 is automatically closed by the elastic force of the spring of the compressed door closer 140.

In the case of the integrated shutter door as described above, by applying the shutter door sealing device for achieving the second object of the present invention, the door 2 is opened in only one direction and the fire protection purpose through shading or shielding can be achieved. .

According to the structure and operation of the preferred embodiment of the present invention described above, the door closer hinger device for the shutter door of the present invention has a simple structure and can always be attached to the shutter and wound around the shutter box or released from the shutter box. It can be opened and closed with the action of the door closer while firmly supporting the door, as well as ensuring the opening and closing only in one direction of the door with a shutter door sealing device for achieving another object of the present invention. There is an effect that can achieve the purpose of the difference.

Although a preferred embodiment for achieving the objects of the present invention has been described above, when the above-mentioned hinge device is applied to a general door, it can be configured much simpler because the rotation about the horizontal axis of the two axes is unnecessary, the frame and the like In addition, it may be simply embedded in the door, various modifications and applications will be possible to those skilled in the art according to the type and structure of the door and the door frame within the technical idea of the present invention.

Claims (7)

A frame 11 fixed in the longitudinal direction to the slats of the shutter body adjacent to the upper and lower ends of the door, having a space portion at the center thereof, and having a longitudinal through portion 13 at the lower portion thereof; The first hinge shaft 22 which is fixed to one side of the space part of the frame 11 and protrudes downward and the vertical axis on the plane of the shutter body and the horizontal axis at the protruding end of the first hinge shaft 22 as the central axis. First hinge means (20) having a first connection means for connecting the door to enable rotation in two directions; A second hinge shaft 32 and a second hinge which are guided from the space portion of the frame and protrude downward to move along the longitudinal space portion and the through portion from the other side of the space portion of the frame to the first hinge axis side; Second hinge means (30) having a second connecting means for connecting the door so as to rotate in two directions about the vertical axis and the horizontal axis on the plane of the shutter body at the protruding end of the axis; And a movable door closer hinge unit (40) for a door, characterized in that it comprises movable means for moving the second hinge shaft from one side of the space portion of the frame to the other side. The method of claim 1; A shutter side fixing member (11a) for fixing to the shutter body is attached to the frame; The second hinge shaft is provided at its upper end with a roller which is guided and supported in the space of the frame; The movable means 40 has a cylinder body 41 fixed to the frame at one side of the space part of the frame and having a compression spring and a piston 41 therein, and one end fixed to the second hinge shaft and the other end of which is provided. A fluid cylinder 41 composed of a connecting rod for compressing the compression spring in the cylinder when moving to one hinge shaft and moving the second hinge shaft 32 to the other side of the space part of the frame by its elastic force; The connecting means includes first and second balls 24 and 34 formed at the protruding ends of the first and second hinge shafts, and the first and second balls, respectively, for the vertical and horizontal axes on the plane of the shutter. The door of the shutter, characterized in that the first and second ball-receiving portions (25, 35) for enabling two-way rotation are formed and are composed of first and second door side fixing members (23, 33) fixed to the door. Door closer part hinge device. A frame 11 fixed to the shutter body in the longitudinal direction along the slat adjacent to the door and having a space portion at the center thereof and having a longitudinal through portion at the lower portion thereof; A horizontal axis is rotatably attached to the lower end of any one side of the frame 11, and the first axis is rotated about the horizontal axis and the first axis is a first hinge axis, and one end is rotated about the vertical axis of the first axis. A first hinge means 20 having a connecting arm rotatably connected and the other end rotatably attached to a vertical axis of the other end, the third hinge axis, to an adjacent slat with the shutter body of the door; Second hinge axis moving means 31 which is guided in the space portion of the frame and protrudes below the through portion so as to be movable along the longitudinal space portion and the through portion from the other side of the space portion of the frame to the first hinge axis side. And a vertical axis rotatably attached to the lower end of the second hinge axis moving means 31 and constituting the second hinge axis 32, wherein the first hinge means 20 is fixed. Second hinge means (30) having a second T axis (132) rotatably fixed about its vertical axis to the slats of the slats; And a movable means for moving the second hinge shaft (32) from one side of the space portion of the frame to the other side of the frame. The method of claim 3; A shutter side fixing member (11a) is attached to the frame (11) for fixing to the shutter body; The movable means 40 has a cylinder body fixed to the frame 11 at one side of the space portion of the frame and having a compression spring and a piston therein, and one end fixed to the second hinge shaft and the other end of the first hinge shaft. A fluid cylinder 41 composed of a connecting rod for compressing the compression spring in the cylinder when moving to the side and moving the second hinge shaft to the other side of the space part of the frame by its elastic force; The second hinge axis moving means of the second hinge means has a roller that is guided and supported by the space portion of the frame thereon; And a door side fixing member for rotatably fixing the vertical axis of the third hinge axis, which is the other end of the connecting arm of the first hinge means, and the second T axis of the second hinge means, to the door. Door closer part hinge device. A door is opened and closed in one direction only, and a plurality of sealing means for shading and shielding between the door and the shutter when the door is closed are respectively attached to at least one slat of the door and the shutter, and the door and the shutter when the door is closed. The door closing device of the shutter, characterized in that provided to contact each other of the slats of. 6. The method of claim 5, wherein when the door is a split type door consisting of a wide part and a narrow part, the sealing means is further provided for each of the slats on either side between the wide part and the narrow part of the door. Door closing device for shutters. The method of claim 5 or 6, wherein the plurality of sealing means are attached to each slat of the door and the shutter on opposite sides of the inside and outside of the door and the shutter, and each slat contact portion of the plurality of the sealing means Shutter wire coating device characterized in that the stranded resin coating layer is formed.