JP2023183347A - hinge for hinged door - Google Patents

Abstract

To provide a hinge for a hinged door capable of reducing the number of components and improving designability.SOLUTION: A hinge 40 for a hinged door comprises: a hinged door embedding part 41; a support body attachment part 51; and an interior part 44 inserted in the hinged door embedding part 41. The interior part 44 and the hinged door embedding part 41 are pivotally supported on the support body attachment part 51 in a freely rotatable manner. A first wiring space 55 communicating with the hinged door embedding part 41 is formed on the support body attachment part 51, and a second wiring space 48 communicating with the first wiring space 55 of the support body attachment part 51 is formed in the interior part 44.SELECTED DRAWING: Figure 5

Description

The present invention relates to a hinge for a swinging door through which wiring can be inserted.

In recent years, electric locks are increasingly being used for swinging doors. In such a case, it is necessary to use a current-carrying metal fitting (for example, Patent Document 1) when wiring a connection line for an electric lock of a swinging door that is connected to a power source of a structure.

Japanese Patent Application Publication No. 11-26116

However, when using a dedicated power-carrying metal fitting other than a hinge for a swinging door, the installation cost of the swinging door increases, and depending on the type of power-carrying metal fitting, there are problems such as poor appearance. Ta.

The present invention has been made to solve the above-mentioned problems, and aims to provide a hinge for a swinging door that reduces the number of parts and improves the design.

In order to achieve the above object, the swinging door hinge of the present invention (hereinafter sometimes referred to as "main swinging door hinge") includes a swinging door embedding part and a support attachment part. In the hinge for a swinging door in which the door buried portion is rotatably supported by the support mounting portion, the support mounting portion includes a wiring space portion (a first wiring space) that communicates with the swinging door buried portion. It is characterized by the fact that a part) is formed.

Further, the hinge for a fully swinging door includes an interior portion inserted into the swinging door buried portion, and the interior portion is rotatably supported by the support mounting portion together with the swinging door buried portion. In addition, a second wiring space may be formed in the interior portion to communicate with the wiring space of the support mounting portion.

Here, the support attachment portion is a portion that is attached to the support. The support is a structure to which the hinged door is attached, and is not limited to any type, such as a wing wall or a mounting panel.
Furthermore, in consideration of design, the hinge for a fully swinging door is assumed to be a type that is embedded in a swinging door and has a portion embedded in the swinging door. Note that the type of swinging door to which the main swinging door hinge is attached does not matter, such as a single-swinging door, a double-swinging door, and various types of doors.
Further, the wiring space (first wiring space) and the second wiring space may have any shape as long as they form a space in which the wiring can be accommodated.

Further, in the hinge for a fully swinging door, the support mounting portion has a first arc portion and is formed solid, and the interior portion is rotatable along the first arc portion. If the center point of the first circular arc portion and the center point of the second circular arc portion are pivotally supported, it is preferable because the configuration can be simplified. It is.

Here, the first circular arc portion and the second circular arc portion may have a circular arc portion formed in a portion thereof, and the second circular arc portion may be rotatable along the first circular arc portion. It is preferable that both are formed in a matching shape so that they have the same curvature. Note that the second arc portion and the first arc portion of the interior portion do not necessarily need to slide.

Further, it is necessary that each arcuate portion has an imaginable center point, and that a rotation axis is provided at each center point.
Furthermore, in this specification, communicating means that the spaces are connected as a general patent term.

According to this swing door hinge, a wiring space that communicates with the buried door part is formed in the support mounting part, and if an interior part exists, the support mounting part is connected to the interior part. A second wiring space is formed which communicates with the wiring space. Therefore, since the necessary wiring can be inserted using the wiring space, it is possible to install a swinging door without using other parts such as current-carrying metal fittings, and the construction cost of the swinging door is reduced. In addition to being able to reduce this, it is possible to provide a structure with excellent design.

According to the present invention, it is possible to provide a hinge for a swinging door that reduces the number of parts and contributes to improving the design.

FIG. 1 is a perspective view showing a swinging door to which a swinging door hinge of the present invention is attached. FIG. 2 is an enlarged view of section A in FIG. 1. FIG. FIG. 1 is an exploded perspective view showing a hinge for a swinging door according to the present invention. FIG. 1 is a perspective view showing a hinge for a swinging door according to the present invention. 5 is a sectional view taken along line BB in FIG. 4. FIG.

Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings. In the description of the drawings, the same elements are denoted by the same reference numerals, and redundant description will be omitted.
Note that each component can be modified as appropriate, and detailed descriptions of structures not directly related to the present invention will be omitted.

[Opening door]
The main swing door hinge 40 is used by being attached to the swing door 20 (door).
For example, the hinged door 20 has a rectangular shape and is attached to a door attachment portion that is a rectangular opening formed in the wall surface W.
Although not explained in detail, horizontal upper and lower support frames (not shown) and vertical left and right support frames (only the left side support frame 10 is shown) extend around the four peripheries of the door attachment part. (Figures 1 and 2).
The left support frame 10 includes an outer support frame 11 having an opening, and an inner support frame 12 having a box-shaped cross section and fitted into the opening of the outer support frame 11.

A hinge 40 for a fully swinging door is attached to two places, upper and lower, on a vertical end surface (hereinafter referred to as "vertical end surface 20a") on the door end side of the swinging door 20. The swing door 20 is rotatably attached to the inner support frame 12 via 40.
Note that openings 20b are formed at predetermined height positions at the upper and lower ends of the vertical end surface 20a of the swinging door 20 for accommodating the swinging door embedded portion 41 of the hinge 40 for the main swinging door.

[Structure of hinge for double door]
The main swing door hinge 40 includes a swing door embedding section 41, a vertical adjustment section 42, a horizontal adjustment section 43, an interior section 44, a support shaft 45, and a support frame attachment section 51 (Figs. 3 and 4). ).

The hinged door buried portion 41 is a thin rectangular parallelepiped-shaped housing with an open front surface, and door mounting portions 41a protrude from the upper and lower ends. The hinged door buried portion 41 is inserted into the opening 20b of the vertical end surface 20a, and is attached to the door attachment portion 41a with screws (not shown). Note that the door attachment portion 41a is covered with a covering plate 47 (numeral 31 is a screw for attaching the covering plate 47).

Although the vertical direction adjustment section 42 and the horizontal direction adjustment section 43 are known elements and will not be described in detail, they are inserted into the hollow part of the hinged door buried section 41, and can be adjusted by adjusting predetermined adjustment screws 42a and 43a. , the vertical position and horizontal position of the hinged door buried portion 41 can be finely adjusted. In addition, the vertical direction adjustment part 42 and the horizontal direction adjustment part 43 are fitted into the hollow part of the hinged door buried part 41.

The interior portion 44 includes upper and lower fan-shaped plates 44a (second arc portions) having a center angle of approximately 90 degrees, a back plate 44c provided between the arc portions of each of the fan-shaped plates 44a, and a radius of each fan-shaped plate 44a. and a side plate 44d provided between one side in the direction. A center hole 44b is formed in the main part (keyhole) of each fan-shaped plate 44a.
Further, the interior portion 44 is attached to the hinged door buried portion 41 along with the vertical adjustment portion 42 and the horizontal adjustment portion 43 at the top and bottom using screws (not shown).

Furthermore, a wiring insertion portion 44e is opened at the joint between the back plate 44c and the side plate 44d (FIG. 5). The interior section 44 has an open side surface, and a region surrounded by the upper and lower fan-shaped plates 44a, the back plate 44c, and the side plates 44d is a second wiring space section that communicates with a first wiring space section 55 (wiring space section) described below. 48, the wiring inserted into the second wiring space 48 can be guided to the outside through the wiring insertion part 44e.

The support frame attachment portion 51 is provided between a solid fan-shaped column 52 having a center angle of about 90 degrees, a mounting plate 54 for attaching to the inner support frame 12, and the sector-shaped column 52 and the attachment plate 54. It has a connecting body 53 which is a solid body. Note that the sector-shaped column 52 forms a first circular arc portion.

A hollow portion 52a is formed in the main portion of the fan-shaped column 52 in the vertical direction. With the top and bottom of the hollow part 52a aligned with the center hole 44b of the interior part 44, the support shaft 45 is inserted through the bush 32 that is fitted from above and below the hollow part 52a. The interior portion 44 is rotatably (freely) supported around the support shaft 45 along the support mounting portion 51 . The mounting plate 54 of the support frame mounting portion 51 of the fully swinging door hinge 40 is fitted into the insertion portion 12a of the inner support frame 12.
As a result, the interior part 44 attached to the hinged door buried part 41 can rotate along the fan-shaped column 52 of the support mounting part 51, and the hinged door 20 attached to the hinged door buried part 41 can rotate. It is pivoted so that it can rotate freely.
In addition, the code|symbol 33 is a washer provided on the upper surface of the bush 32.

A first wiring space 55 is formed in the horizontal direction at approximately the middle of the support frame mounting portion 51 in the vertical direction. That is, the first wiring space portion 55 is an internal space provided between the fan-shaped column 52, the connecting body 53, and the mounting plate 54 (FIG. 5).
The mounting plate 54 has an opening 54a connected to the first wiring space 55, and the first wiring space 55 communicates with the hollow part of the inner support frame 12 through the opening 54a. ing. Furthermore, the end of the first wiring space 55 on the side of the fan-shaped pillar 52 also has an opening 52b, and the first wiring space 55 communicates with the second wiring space 48 of the interior section 44. . Since the wiring insertion part 44e provided in the second wiring space 48 is connected to the inside of the hinged door 20, the hollow part of the inner support frame 12 is connected to the first wiring space 55 of the support frame mounting part 51. It communicates with the inside of the swing door 20 via the second wiring space section 48 of the interior section 44 .

With this structure, the wiring connected to the power source (both not shown) is routed inside the hinged door 20 through the first wiring space 55 of the support frame attachment part 51 and the second wiring space 48 of the interior part 44. It can be connected to an electric lock (not shown).
Note that two circular holes 52c are formed in the radial direction on the upper surface of the fan-shaped column 52 of the support frame attachment part 51, and a rotation position regulating plate (not shown) is inserted into the circular holes 52c. It is now possible to set up

[Function and effect of hinge for double door]
According to the main swing door hinge 40, the support mounting portion 51 and the interior portion 44 are formed with the first wiring space portion 55 and the second wiring space portion 48, which communicate with each other. By using the second wiring space 48, necessary wiring can be inserted. Therefore, it is possible to install the swing door 20 without using other parts such as current-carrying metal fittings, reduce the construction cost of the swing door 20, and create a structure with excellent design. can.

Although an example of a preferred embodiment of the present invention has been described above, the present invention is not limited to the embodiment, and design changes can be made as appropriate without departing from the spirit of the present invention.
In particular, there are no restrictions on the locations where this mounting structure can be applied, and it can be determined appropriately.

The present invention exemplifies the minimum necessary components, and other necessary components may be added as long as the operation and effect are not impaired. Furthermore, the hinged door buried portion, the support mounting portion, the wiring space, the second wiring space, the first circular arc portion, and the second circular arc portion described in the claims have a basic configuration and exhibit their effects. Various components can be used as long as they are suitable.

10 Left side support frame 11 Outer support frame 12 Inner support frame 20 Swing door 40 Swing door hinge 41 Swing door buried part 44 Interior part 44a Fan-shaped plate (second arc part)
44b Center hole (center point of circular arc part)
44e Wiring insertion part 45 Support shaft 48 Second wiring space part 51 Support frame attachment part 52 Fan-shaped column 52a Hollow part (center point of first circular arc part)
53 Connection body 54 Mounting plate 55 First wiring space (wiring space)

Claims (3)

Comprising a hinged door embedding part and a support mounting part,
In the swing door hinge, the swing door embedded part is rotatably supported by the support mounting part,
A hinge for a hinged door, characterized in that the support attachment portion is formed with a wiring space that communicates with the hinged door buried portion. an interior portion inserted into the hinged door buried portion;
The interior portion is rotatably supported by the support mounting portion together with the swing door buried portion, and
2. The swing door hinge according to claim 1, wherein the interior portion has a second wiring space that communicates with the wiring space of the support mounting portion. The support mounting portion has a first arc portion and is formed solid, and
The interior portion has a second circular arc portion that is rotatable along the first circular arc portion,
The hinge for a swinging door according to claim 2, wherein a center point of the first circular arc portion and a center point of the second circular arc portion are pivotally supported.