JP5396908B2 - Structure of hinge mounting part of revolving door - Google Patents

Description

  The present invention relates to a hinge mounting portion structure of a rotating door, and more particularly to a structure of a hinge mounting portion of a rotating door that opens and closes an opening of a cabinet or the like.

  2. Description of the Related Art Various types of doors have been conventionally provided in which a door is prevailing with respect to a wall of an opening of a cabinet, and the door can be opened and closed by a hinge device by 180 degrees. In this case, a structure is generally employed in which the fixed piece at one end of the hinge device is screwed to the inner surface of the side plate of the cabinet, and the movable piece at the other end of the hinge device is screwed to the rear surface of the door.

  In particular, when a plurality of cabinets of the same type are arranged side by side and the opening / closing door of a specific cabinet is opened 180 degrees, it must be positioned on the front side of the closed opening / closing door of an adjacent cabinet. The mechanism of the door hinge device is complicated, and the size of the movable portion including the movable piece is also increased. In the case of such a structure that can be opened and closed by 180 degrees, the back surface of the opened revolving door is fully visible, and when the attachment portion of the hinge device is screwed, it becomes unsightly when it is exposed. On the other hand, even if the fixed position of the movable piece of the hinge device is slightly deviated, the free end portion of the revolving door is greatly displaced, and in the case of the double opening type, there is an inconsistency in the gap between the summing portions of both revolving doors. This not only impairs the appearance but also hinders the opening / closing operation of the pivot door.

  As a measure for improvement, Patent Document 1 discloses a structure in which a mounting portion of a hinge device is attached to a steel rotating door, and an attachment position adjusting means is interposed between the mounting portion and the mounting surface of the door, and the hinge device is also provided. A door-side hinge cover is provided around the mounting portion. Specifically, the fixed piece in the hinge device, in which the movable piece is rotatable about the pivot axis with respect to the fixed piece, is fixed to the inner surface of the side plate in the case whose front surface is open, and the opening of the case is In the door mounting structure in which the door is opened and closed by fixing the movable piece in the hinge device to the back surface of the door that closes the front surface, the movable piece between the fixed piece and the side plate, or the movable piece An attachment position adjusting means for adjusting the attachment position of the fixed piece or the movable piece in the vertical direction and the horizontal direction is provided between the door and the door, and the cover member covering the fixed piece or the movable piece is provided at the attachment position. In the adjusting means, there is described an attachment structure of a door attached to a member whose position is adjusted in the vertical direction together with the fixed piece or the movable piece.

  Here, the mounting position adjusting means is fixed to the intermediate plate, the mounting plate fixed to the side plate or the door, the vertical position adjusting means for adjusting the vertical position of the intermediate plate with respect to the mounting plate, and the intermediate plate. A horizontal position adjusting means for adjusting the position of the piece or the movable piece in the horizontal direction, and a cover member that covers the fixed piece or the movable piece is attached to the intermediate plate. The cover member (door-side hinge cover) is fitted in the notch of the door and is attached to the base plate attached to the intermediate plate whose position is adjusted in the vertical direction together with the movable piece, and is attachable to and detachable from the base cover. And a surface cover that covers the exposed portion of the movable piece.

JP 2008-121312 A

  However, the door mounting structure described in Patent Document 1 described above has a complicated mounting position adjusting means, and the cover member is composed of a base cover and a surface cover, which increases the number of parts and costs. In addition to becoming high, the mounting position adjusting means can be finely adjusted in a two-dimensional plane parallel to the mounting surface of the revolving door by removing the front cover and loosening the screws. When adjusting the angle with respect to the mounting surface, it is necessary to insert a spacer piece between the door and the mounting plate or between the mounting plate and the intermediate plate. Because it is covered, the angle adjustment work must be done with the base cover removed, but the base cover has a frame structure. To completely remove it, the movable piece of the hinge device must be removed, and the two-dimensional Make in-plane adjustments There is a problem that it is necessary to start from.

  Therefore, in view of the above-described situation, the present invention intends to solve the problem of the hinge mounting portion structure of the rotating door that opens and closes the opening of the cabinet or the like. It can be firmly screwed, and after mounting, the mounting piece and screw are completely concealed to enhance the appearance, and the mounting position of the movable part can be adjusted three-dimensionally. It is in the point which provides the hinge attachment part structure of the revolving door which can be made.

In order to solve the above-mentioned problem, the present invention attaches the fixed portion of the hinge device to the inner surface of the side plate of the cabinet so as to be able to open and close the pivot door through the hinge device at the opening of the cabinet or the like. And a hinge mounting portion structure for a pivot door, wherein the movable portion of the hinge device is screwed to the back side of the pivot door, and is provided along the end portion of the pivot door. The rear surface of the part is used as a mounting surface, and a notch opening for accommodating a part of the movable part of the hinge device is formed on the mounting surface, and a plurality of engagement holes are provided around the notch opening to move the hinge device. The mounting pieces formed on both sides of the part are screwed to the mounting surface of the rotating door, and a substantially U-shaped hinge cover is provided around the hinge cover to cover both the mounting pieces and the end of the movable part. fitting the pawl piece detachably engaged with the engagement hole of the mounting surface It was constructed hinge mounting portion structure of Kaidotobira characterized by the (claim 1).

Specifically, a first engagement hole is formed in the mounting surface at a vertical position of the notch opening near the end of the pivot door, and at a vertical center position closer to the center than the notch opening. Two engaging holes are formed, a fixed claw piece that is engaged with the first engaging hole is formed at an end of the cover part for both attachment pieces of the hinge cover, and a movable part end cover part of the hinge cover is formed. it is more preferably obtained by forming an elastic claw piece to escape elastically engaged with the second engaging hole (claim 2).

Furthermore, an inclined surface is formed around the front surface side of the hinge cover, and the elastic claw piece is located in a notch formed in a part of the inclined surface, extends from the surface of the hinge cover to the back surface side, and then has a cross section J An engagement protrusion that is bent outward in a letter shape and extends to the surface side is formed on the outer side of the elastic piece, and is engaged with the second engagement hole. it is more preferable to allow engagement with the 2 engaging hole (claim 3).

Further, a third engagement hole is formed in the mounting surface at a position above and below the notch opening near the center of the pivot door, and the third engagement is formed at the base of the cover portion for the mounting piece of the hinge cover. It is also preferable that an auxiliary claw piece engaging with the hole protrudes (Claim 4 ).

The hinge mounting portion structure of the revolving door of the invention according to claim 1 as described above is provided so that the revolving door can be opened and closed via the hinge device at the opening of a cabinet or the like. Is attached to the inner surface of the side plate of the cabinet, and the hinge mounting structure of the revolving door is formed by screwing and attaching the movable part of the hinge device to the back side of the revolving door. A back surface of the vertical reinforcing portion provided along the portion is used as a mounting surface, and a notch opening for accommodating a part of the movable portion of the hinge device is formed on the mounting surface, and a plurality of engagement holes are formed around the notch opening. the provided with screwing mounting pieces formed on both sides of the movable portion to the mounting surface of the rotary Dotobira of the hinge device, a substantially U-shaped hinge cover for covering the ends of the two mounting piece and the movable portion , engaging a pawl provided on the periphery of the hinge cover of the mounting surface Having fitted freely engage removably, since the two mounting pieces of the movable portion of the hinge device is screwed directly into the rear surface of the rotating door can be mounted firmly and substantially U-shaped hinge cover Since both the mounting pieces and the end of the movable part can be covered by fitting on the mounting surface, the appearance can be improved, and if the hinge cover is removed, the both mounting pieces are exposed. You can loosen a little and make fine adjustments in the two-dimensional plane along the mounting surface, or insert a spacer between the mounting surface and the mounting piece to adjust the angle, making the structure simple and minimizing the number of parts Therefore, it can be provided at a low cost. Furthermore, by screwing both mounting pieces of the movable part of the hinge device to the upper and lower parts of the notch opening, even if the thickness of the movable part is large, the protruding amount from the mounting surface can be suppressed. Since the claw pieces provided around the hinge cover are detachably engaged with a plurality of engagement holes provided around the notch opening, the hinge cover is detachably fitted directly to the mounting surface with a simple structure. can do.

According to claim 2 , the end of the cover part for both attachment pieces of the hinge cover in the first engagement hole which is the attachment surface and is formed near the end part of the pivot door and in the vertical position of the notch opening. After locking the fixed claw piece formed on the part, the elastic claw piece formed on the movable part end cover part of the hinge cover is elastically formed in the second engagement hole formed in the vertical center position closer to the center than the notch opening. The hinge cover can be attached only by engaging the cover and the elastic claw piece is only elastically engaged with the second engagement hole, so that it can be easily removed.

According to claim 3 , an inclined surface is formed around the surface side of the hinge cover, and the elastic claw piece is located in a notch formed in a part of the inclined surface, from the surface of the hinge cover to the back surface side. It is formed by forming an engagement protrusion that is bent outward in a J-shaped cross section and extends to the surface side, and is engaged with the second engagement hole. Therefore, most of the elastic claw pieces are The hinge cover can be easily removed by positioning the inside of the cutout portion so that it does not stand out, and by releasing the engagement between the engagement protrusion and the second engagement hole by grasping the tip of the elastic piece.

According to a fourth aspect of the present invention, the third engagement hole is formed on the mounting surface near the center of the pivot door at the upper and lower positions of the notch opening, and at the base portion of the cover portion for the mounting piece of the hinge cover. Since the auxiliary claw piece engaged with the third engagement hole protrudes, the fixed claw piece of the hinge cover is locked in the first engagement hole, and the elasticity of the hinge cover is fixed in the second engagement hole. When the claw piece is elastically engaged, the auxiliary claw piece is engaged with the third engagement hole, so that the elastic claw piece can be displaced with respect to the second engagement hole. Even when the lateral width of the hinge cover is set smaller than that of the second engagement hole, the hinge cover can be more firmly attached without rattling.

It is the whole cabinet perspective view to which the hinge attachment part structure of the revolving door of the present invention is applied. It is a rear view of a revolving door similarly. It is a perspective view of the principal part which shows the hinge attachment part structure of the rotation door of this invention. It is a perspective view of a hinge cover. Similarly, a hinge cover is shown, (a) is a front view, (b) is a plan view, and (c) is a sectional view. It is explanatory drawing which fractured | ruptured and showed the state which attached the hinge cover to the back surface of the rotation door. It is a fragmentary sectional view in the state where the rotation door was opened 90 degrees to the opening of the cabinet. It is a fragmentary sectional view in the state where the rotation door was similarly opened 180 degrees to the opening of the cabinet.

  Next, the present invention will be described in more detail based on the embodiments shown in the accompanying drawings. 1 is an overall perspective view of a cabinet with a door to which the present invention is applied, FIG. 2 is a rear view of a revolving door, FIGS. 3 to 7 show the main parts thereof, and reference numeral 1 in the figure is a cabinet such as a cabinet, Reference numeral 2 denotes a rotating door, 3 denotes a hinge device, and 4 denotes a hinge cover.

  The cabinet has an opening 5 on the front surface of the cabinet 1, and a fixed portion of the hinge device 3 is provided in the opening 5 so as to be able to open and close the rotary doors 2, 2 via the hinge devices 3. 6 is attached to the inner surface of the side plate 8 of the cabinet 1, and the movable portion 7 of the hinge device 3 is attached to the back side of the rotating door 2 with screws. The hinge device 3 of the present embodiment is a case where the fixed portion 6 and the movable portion 7 are connected via a link member, and the rotating door 2 can be opened and closed 180 degrees, and a plurality of similar cabinets are arranged side by side. It is a structure that can be positioned on the front side of a closed door of an adjacent cabinet, and uses a commercially available product.

  As shown in FIGS. 2 and 3, the revolving door 2 is made of steel, and the edge portion of the surface plate 9 is bent in a U-shaped cross section to form the edge portion 10. A vertical reinforcing portion 11 is welded and fixed along the edge portion 10, and a back surface side of the vertical reinforcing portion 11 is used as a mounting surface 12.

  And the hinge attachment part structure of the rotation door of this invention screwed the attachment pieces 13 and 13 formed in the both sides of the movable part 7 of the said hinge apparatus 3 to the attachment surface 12 of the said rotation door 2, and said A substantially U-shaped hinge cover 4 covering both the mounting pieces 13 and 13 and the end of the movable portion 7 is detachably fitted to the mounting surface 12.

  More specifically, as shown in FIGS. 3 and 6, the back surface of the vertical reinforcing portion 11 provided along the end portion of the pivot door 2 is used as the mounting surface 12, and the hinge device 3 is connected to the mounting surface 12. A notch opening 14 for accommodating a part of the movable portion 7 is formed, and a plurality of engagement holes 15, 16, 17 are provided around the notch opening 14, and claw pieces 18 provided around the hinge cover 4 are provided. 19 and 20 are detachably engaged with the engagement holes 15, 16 and 17.

  Specifically, as shown in FIG. 3 to FIG. 6, the first engagement holes 15, 15 are provided on the mounting surface 12 at the upper and lower positions of the notch opening 14 near the end of the rotating door 2. And a second engagement hole 16 is formed at a vertical center position closer to the center than the notch opening 14, and the first engagement holes are formed at end portions of the cover portions 21 and 21 for both attachment pieces of the hinge cover 4. The fixed claw pieces 18, 18 that are locked to the 15, 15 are formed, and the elastic claw pieces 19 that are elastically engaged with and disengaged from the second engagement holes 16 are formed on the movable part end cover part 22 of the hinge cover 4. doing.

  Further, as shown in FIGS. 4 and 5, an inclined surface 23 is formed around the surface side of the hinge cover 4, and the elastic claw piece 19 is positioned in a notch 24 formed in a part of the inclined surface 23. Then, the engagement protrusion 26 that extends from the front surface of the hinge cover 4 to the back surface side, then bends outward in a J-shaped cross section and extends to the front surface side, and engages with the second engagement hole 16. The tip end 27 of the elastic claw piece 19 is grasped so that the engagement between the engagement protrusion and the second engagement hole can be released.

  In addition, third engagement holes 17 and 17 are formed on the mounting surface 12 at the upper and lower positions of the notch opening 14 near the center of the rotating door 2, and the cover portion 21 for the mounting piece of the hinge cover 4. , 21 are provided with auxiliary claw pieces 20, 20 which are engaged with the third engagement holes 17, 17.

  A part of the movable part 7 of the hinge device 3 is inserted into the cutout opening 14 of the vertical reinforcing part 11 of the rotating door 2, and the attachment pieces 13, 13 provided on both sides of the movable part 7 are attached to the attachment surface 12. Install with screws 28, 28. Then, the claw pieces 18, 18 formed at the end portions of the cover parts 21, 21 for both attachment pieces are engaged with the first engagement holes 15, 15 formed on the attachment surface 12 of the hinge cover 4. Thereafter, the elastic claw piece 19 formed on the movable portion end cover portion 22 is elastically engaged with the second engagement hole 16, and at the same time, the auxiliary claw pieces 20, 20 are engaged with the third engagement holes 17, 17. Install.

  When the hinge cover 4 is removed, a finger is inserted into the notch 24 and the tip 27 of the elastic claw piece 19 is pressed and deformed to engage the engagement protrusion 26 with the second engagement hole 16. Is released, and the fixed claw pieces 18 are removed from the first engagement holes 15. As described above, when the hinge cover 4 is removed, the mounting pieces 13 and 13 and the screws 28 and 28 are exposed. Therefore, the screws 28 and 28 are loosened to finely adjust the angle with the two-dimensional surface along the mounting surface 12. It becomes possible to do.

  Moreover, since most of the elastic claw pieces 19 of the hinge cover 4 are located in the cutout portion 24, the hinge cover 4 can be prevented from coming off unintentionally by touching the elastic claw pieces 19 unexpectedly. Further, since the inclined surface 23 is formed around the surface side of the hinge cover 4, the thickness of the hinge cover 4 becomes inconspicuous.

  As shown in FIGS. 2, 3, 7, and 8, an inclined surface 29 is formed on the side surface of the vertical reinforcing portion 11 of the revolving door 2, and both sides of the intermediate reinforcing portion 30 provided in the intermediate portion. By forming the inclined surfaces 31, 31 on the surface, it is possible to unify the appearance with the inclined surface 23 of the hinge cover 4, and the inclined surfaces 29, 31 are also uneven when the rotating door 2 is painted. It is possible to paint reliably. In particular, it is important to improve the appearance of the back surface of the revolving door 2 that opens 180 degrees because the appearance when opened can be improved.

1 box, 2 revolving doors,
3 hinge device, 4 hinge cover,
5 opening, 6 fixing part,
7 moving parts, 8 side plates,
9 face plate, 10 edge,
11 Vertical reinforcement, 12 Mounting surface,
13 mounting piece, 14 notch opening,
15 first engagement hole, 16 second engagement hole,
17 third engagement hole, 18 fixing claw piece,
19 elastic claw pieces, 20 auxiliary claw pieces,
21 cover part for mounting piece, 22 movable part end cover part,
23 inclined surface, 24 notch,
25 elastic pieces, 26 engaging protrusions,
27 tip, 28 screw,
29 inclined surface, 30 intermediate reinforcement,
31 Inclined surface.

Claims (4)

A fixed part of the hinge device is attached to the inner surface of the side plate of the cabinet and the movable part of the hinge device is pivoted so that the pivot door can be opened and closed at the opening of the cabinet such as a cabinet. A hinge mounting part structure of a revolving door that is attached by screwing to the back side of the door, and the back side of the vertical reinforcing part provided along the end of the revolving door is used as a mounting surface. A notch opening for accommodating a part of the movable part of the hinge device is formed, a plurality of engagement holes are provided around the notch opening, and the mounting pieces formed on both sides of the movable part of the hinge device are rotated. The door mounting surface is screwed and a substantially U-shaped hinge cover that covers both the mounting pieces and the end of the movable portion is provided. A claw piece provided around the hinge cover is used as an engagement hole of the mounting surface. Kaidotobira hinge being characterized in that fitted detachably engaged with With part structure. A first engagement hole is formed in the mounting surface at a vertical position of the cutout opening near the end of the pivot door, and a second engagement hole is formed at a vertical center position near the center of the cutout opening. Forming a fixed claw piece to be engaged with the first engagement hole at the end of the cover part for both attachment pieces of the hinge cover, and the second engagement with the movable part end cover part of the hinge cover The hinge mounting part structure of a revolving door according to claim 1 , wherein an elastic claw piece elastically engaging and disengaging with the hole is formed. An inclined surface is formed around the front surface side of the hinge cover, and the elastic claw piece is located in a notch formed in a part of the inclined surface, extends from the surface of the hinge cover to the back surface side, and then has a J-shaped cross section. An engagement protrusion that is bent outward and extends to the surface side is formed on the outer side of the elastic piece, and is engaged with the second engagement hole. The hinge mounting part structure of a revolving door according to claim 2 , wherein the engagement with the joint hole can be released. A third engagement hole is formed in the attachment surface at a position above and below the notch opening near the center of the pivot door, and the third engagement hole is formed at a base portion of the cover portion for the attachment piece of the hinge cover. The hinge mounting portion structure for a revolving door according to claim 2 or 3 , wherein an auxiliary claw piece to be engaged is projected.

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