JP3187275U - Door opening and closing structure, Buddhist altar with the door opening and closing structure, and shaft hinge - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a door opening / closing structure, a Buddhist altar equipped with a door opening / closing structure, and a shaft hinge capable of suppressing the rattle of the door and satisfying the design.
SOLUTION: Using a shaft portion 51 having a first end insertion portion 51a inserted into a hole 21a provided in a main body and a second end insertion portion 51b inserted into a hole 10b provided in the door 10 as a rotation axis, the door 10 is provided. The door opening / closing structure includes a shaft hinge that is pivotally connected to the main body, and the shaft portion 51 includes a bowl-shaped plate portion 51c between the one end side insertion portion 51a and the other end side insertion portion 51b. The plate portion 51 c is fitted into a notch 10 a provided in the door 10. The notch may be provided in the main body.
[Selection] Figure 5

Description

  The present invention relates to a door opening / closing structure including a door rotatably attached by a shaft hinge, a Buddhist altar including the door, and a shaft hinge thereof.

  Conventionally, a shaft hinge has been used as a member for attaching the door so that it can be opened and closed. In the following Patent Document 1, one end of a cylindrical shaft member is fixed to a door, and the other end engages with a bearing provided on a top plate or a bearing provided on a base plate, so that the door can be opened and closed. A Buddhist altar having an opening and closing structure is disclosed.

Utility Model Registration No. 3160035

  In the door opening / closing structure provided with the above-described shaft hinge, if the door is not mounted properly and rattles, the door opening / closing accuracy may be reduced or a failure may occur. On the other hand, not only the Buddhist altar but also furniture, a case with a door, and other door opening / closing structures, design is often an important factor.

  However, in Patent Document 1, the shaft hinge to which the door is attached is not exposed to the outside, so that the design is not impaired. However, the cylindrical shaft member is provided on the hole, the top plate, and the ground plate provided on the door at both ends. Since it is only inserted into the hole, the posture is likely to be unstable, which causes the backlash of the door.

  This invention solves the said problem, and it aims at providing the door opening-and-closing structure which can satisfy design nature while suppressing the rattle of a door, a Buddhist altar provided with it, and a shaft hinge.

  The door opening and closing structure of the present invention includes a main body having an opening, one or more doors for opening and closing the opening, an end-side insertion portion inserted in a hole provided in the main body, and a hole provided in the door. In a door opening / closing structure comprising a shaft hinge that pivotally connects the door to the main body with a shaft portion having an insertion portion on the other end side inserted as a rotation axis, the shaft portion of the shaft hinge is the one end A saddle-like plate portion is provided between the side insertion portion and the other end side insertion portion, and the plate portion is fitted into a notch provided in either the main body or the door. To do.

  According to the present invention, the shaft portion of the shaft hinge is not only inserted into the holes provided in the main body and the door at the one end side insertion portion and the other end side insertion portion, but also at the one end side insertion portion and the other end side insertion portion. Since the plate part in between fits into the notch provided in either the main body or the door, the posture of the shaft part is stabilized, and the backlash of the door is suppressed. The plate portion can be configured to be exposed to the outside or can be configured not to be exposed to the outside, and various shapes and decorations can be designed, so that the degree of freedom in design is high.

  According to the present invention, the plate portion of the shaft hinge is engaged with the notch provided in either the main body or the door, so that the posture of the shaft portion is stabilized and the backlash of the door is prevented. Thereby, the fall of opening-and-closing accuracy resulting from the rattling of a door, a failure, etc. are prevented. Since this plate part can be exposed, embedded in a door or body, concealed, or devised in shape or decoration, the degree of freedom in design is high. Therefore, it is possible to propose a door opening / closing structure capable of suppressing the rattle of the door and at the same time satisfying the design, a Buddhist altar including the door opening / closing structure, and a shaft hinge.

It is a perspective view in the state where the door of the Buddhist altar shown as a first embodiment of the present invention was closed. It is a perspective view in the state where the door of the Buddhist altar shown as the above-mentioned embodiment was opened. It is a bottom view of the Buddhist altar shown as the embodiment. It is a figure which shows the axial part of the axial hinge used for the Buddhist altar shown as the said embodiment, (a) is the top view, (b) is the side view, (c) is the bottom view. It is an expansion disassembled perspective view explaining the connection location which connected the door and the main body with the axial hinge in the Buddhist altar shown as the said embodiment. It is a figure which shows the axial part of the shaft hinge shown as 2nd embodiment of this invention, (a) is the top view, (b) is the side view, (c) is the bottom view, (d) is the bottom view. It is the BB sectional drawing. It is an expansion disassembled perspective view explaining the connection location which connected the door and the main body with the axial hinge in the Buddhist altar shown as the said embodiment.

(First embodiment)
Hereinafter, specific embodiments to which the present invention is applied will be described in detail with reference to the drawings. In the present embodiment, a Buddhist altar 100 provided with the door opening and closing structure of the present invention will be described as an example. 1 is a perspective view of the Buddhist altar 100 with the door closed, FIG. 2 is a perspective view of the Buddhist altar 100 with the door open, and FIG. 3 is a bottom view of the Buddhist altar 100. The Buddhist altar 100 is a box-shaped Buddhist altar that includes a main body 20 having an opening on the front surface and left and right doors 10 and 10 that open and close the opening, and a Buddhist tool such as a pot is arranged inside. Each of the doors 10 and 10 is a double door that rotates around one end as an axis.

  The main body 20 includes a top plate 21, a ground plate 22, and side plates 23, 24, and 25 that cover the three side surfaces, and an opening is formed in almost the entire front surface thereof. Specifically, in the main body 20, the side plate 24 abuts on the rear side end surfaces of the left and right side plates 23, 25, the top plate 21 abuts on the upper end surfaces of the side plates 23, 24, 25, and the ground plate 22 abuts on the lower end surfaces. ing. The left and right ends of the top plate 21 and the base plate 22 protrude outward from the side plates 23 and 25, and holes as bearings to be described later are formed in the protruding regions.

  In addition, the leg part 30 comprised from the board slightly smaller than the base plate 22 is attached to the back surface of the base plate 22. A small inner frame 40 is disposed on the inner surface constituted by the top plate 21, the base plate 22, and the side plates 23, 24, 25. The opening end of the inner frame 40 is a position that contacts the back surface of the door 10 when the door 10 is closed, and also has a function as a stopper of the door 10. The door 10, the main body 20, and the inner frame 40 are made of wood, but any material such as resin or metal may be used.

  The doors 10 and 10 are located in front of the left and right side plates 23 and 25 and between the top plate 21 and the base plate 22, and the upper side is connected to the top plate 21 by a shaft hinge 50 on both the left and right sides of the opening. The lower side is connected to the main plate 22 by a shaft hinge 50.

  4A and 4B are diagrams for explaining the shaft portion 51 of the shaft hinge 50 according to the present embodiment. FIG. 4A is a top view thereof, FIG. 4B is a side view thereof, and FIG. The shaft portion 51 includes one end side insertion portion 51a provided on one end side, the other end side insertion portion 51b provided on the other end side, and a bowl-shaped plate portion 51c provided on the midway portion. The one end side insertion portion 51a of the shaft portion 51 is inserted into a hole as a bearing provided in the top plate 21 or a hole as a bearing provided in the base plate 22, and the shaft and the shaft portion 51 are connected to the shaft hinge 50. Serves as a function.

  The one end side insertion portion 51a and the other end side insertion portion 51b of the shaft portion 51 are cylindrical, the one end side insertion portion 51a is located at the center of the upper surface of the plate portion 51c, and the other end side insertion portion 51b is the lower surface of the plate portion 51c. Located in the center. The plate portion 51c has a bowl shape protruding in a direction orthogonal to the rotation axis between the one end side insertion portion 51a and the other end side insertion portion 51b, and the outer periphery thereof is the one end side insertion portion 51a and the other end side insertion portion 51b. It has a rectangular shape that is one size larger than that.

  The shaft portion 51 is integrally formed without a joint, but may be formed by joining the respective members. Further, the shaft portion 51 is made of metal, but may be other suitable materials. In the case of metal, it can be formed by lathe processing, casting, plastic processing, etc., and the forming method is not limited.

  FIG. 5 is an exploded perspective view of a connecting portion between the door 10 and the main body 20. In addition, the dotted line in a figure is an explanatory line for demonstrating a shape. Here, the upper right side connection location (location A surrounded by a dotted line in FIG. 1) in the Buddhist altar 100 will be described as an example, but the same applies to other connection locations. However, instead of the top plate 21, the bottom connection portion is the base plate 22.

  The door 10 is provided with a notch 10a having a corner portion notched in an L shape. This notch 10a has a shape that fits the plate portion 51c of the shaft portion 51 without excess or deficiency, and a hole 10b into which the other end side insertion portion 51b of the shaft hinge 50 is inserted is provided at the center of the upper surface. When the plate portion 51c is fitted into the notch 10a, the lower surface and the left side surface of the plate portion 51c are in contact with the upper surface and the side surface constituting the L-shaped notch 10a and cannot be seen from the outside. The side and top surfaces are exposed to the outside. On the other hand, the top plate 21 is provided with a hole 21a into which the one end side insertion portion 51a of the shaft portion 51 is inserted. This hole 21a has a function as a bearing, and in order to reduce friction with the one end side insertion portion 51a, the inner surface may be smoothed or a metal frame may be provided to prevent wear.

  In the connected state, the plate portion 51c is fitted into the notch 10a, so that the posture of the shaft portion 51 is stabilized, and rattling of the door 10 is suppressed. Thereby, the fall of the opening / closing precision resulting from the rattling of the door 10, a failure, etc. can be prevented.

  In addition, the plate portion 51c is configured to be exposed to the outside. However, by adopting a shape that fits the cutout 10a without excess or deficiency, the surface of the door 10 has a flat appearance with almost no irregularities, and the door 10 and the plate portion. A sense of unity with 51c is realized, and a clean and beautiful design is realized. The plate portion 51c can also be improved in design by plating, painting, engraving or patterning.

  Since the outer periphery of the plate portion 51c is polygonal, even if torque is generated in the shaft portion 51 as the door 10 rotates, the shaft portion 51 rotates in the hole 21a of the top plate 21 serving as a bearing, and the door The 10 holes 10b do not rotate. Thereby, the hole 21a of the top plate 21 may be processed as a bearing, and the process and the number of parts are reduced with respect to the hole 10b of the door 10.

  Further, the plate portion 51 c of the shaft portion 51 is in a state of covering the end portion of the upper end surface of the door 10. Thereby, the edge part of the door 10 is protected and the defect | deletion by an impact etc. is prevented.

  In the present embodiment, the shaft portion 51 is not bonded to the door 10 or the top plate 21 and can be easily attached and detached. Details are as follows. In assembling the Buddhist altar 100, the top plate 21, the side plates 23, 24, 25 and the inner frame 40 are assembled, and then the door 10 is attached to the top plate 21 via the shaft portion 51. Next, the base plate 22 to which the leg portion 30 is attached is disposed, and screws 60 and 60 are inserted from holes 31 and 31 (see FIG. 3) provided in the leg portion 30 and screwed. The holes 31 and 31 have a larger diameter than a screw hole (not shown) provided so as to communicate from the back surface of the base plate 22 to the middle of the inner frame, and when the screws 60 and 60 are screwed into the screw holes, the screws 60 , 60 abuts against the main plate 22, and the main plate 22 is fixed to the inner frame 40. As a result, the door 10 is sandwiched between the top plate 21 and the base plate 22 and attached to the main body 20. The shaft 51 can be removed by removing the screws 60 and 60 and removing the base plate 22 and sequentially performing the reverse operation of the assembly. This facilitates maintenance such as exchanging the shaft portion 51 and cleaning dust accumulated in the hole 21a serving as a bearing.

(Second embodiment)
6A and 6B are diagrams illustrating the shaft portion 52 according to the second embodiment. FIG. 6A is a top view thereof, FIG. 6B is a side view thereof, FIG. 6C is a bottom view thereof, and FIG. It is -B sectional drawing. In addition, about the structure substantially the same as 1st embodiment, description is abbreviate | omitted using the same code | symbol. The shaft portion 52 has a convex portion 51d formed on a surface thereof that contacts the notch 10a of the plate portion 51c. The convex portion 51d has a rectangular shape whose outer periphery is slightly smaller than the outer periphery of the plate portion 51c and larger than the outer periphery of the other end side insertion portion 51b.

  FIG. 7 is an exploded perspective view when the shaft portion 52 is applied to the lower left connecting portion C (see FIG. 1). The notch 10a of the door 10 has a shape that fits into the plate portion 51c, and a concave portion 10c is formed at a position corresponding to the convex portion 51d. On the other hand, the base plate 22 is provided with a hole 22a into which the one end side insertion portion 51a of the shaft portion 52 is inserted, and functions as a bearing.

  Accordingly, when the shaft portion 52 is attached between the door 10 and the base plate 22, the convex portion 51d of the plate portion 51c is fitted into the concave portion 10c of the notch 10a, and the posture of the shaft portion 52 is further stabilized.

  Also in this embodiment, the shaft portion 52 can be easily attached and detached. The configuration is as follows. A screw hole 51e is formed in the axial direction in the one end side insertion portion 51a of the shaft portion 52. Moreover, the hole 22a of the ground plane 22 penetrates from the upper surface to the lower surface of the ground plane 22, and has a wide diameter portion 22a1 having a larger diameter than the upper surface side on the lower surface side and a smaller diameter than the wide diameter portion 22a1 on the upper surface side. Has a small diameter portion 22a2. When the screw 70 is inserted into the hole 22a from the lower surface of the base plate 22 and screwed into the screw hole 51e of the shaft portion 52, the seat surface 70a of the screw 70 is connected to the upper surface of the wide diameter portion 22a1 and the one end side insertion portion 51a of the shaft portion 52. The base plate 22 and the door 10 are connected to contact with the lower surface. By removing the screw 70, the main plate 22 can be removed, and the shaft portion 52 can be detached.

  In addition, when there are screws 60, 60 for connecting the base plate 22 and the inner frame 40, it is necessary to attach and detach these screws 60, 60, but when using the screws 70, the screws 60, 60 are not required. Also good. Further, when the door 10 is opened and closed, the screw 70 is rotated together with the shaft portion 52. Moreover, about the connection location with the top plate 21, what does not have the screw hole 51e of the axial part 52 does not need to be screwed with the screw 70. FIG.

  As described above, according to the first embodiment and the second embodiment described above, the plate portion 51 c provided in the shaft portions 51 and 52 of the shaft hinge 50 is formed in the notch 10 a provided in the door 10. Since they are fitted together, the postures of the shaft portions 51 and 52 are stabilized, and rattling of the door 10 can be suppressed. The plate portion 51c has a high degree of freedom in design, and it is also possible to satisfy the designability by adopting an attachment manner, decoration, shape, etc. according to the occasion.

  The present invention is not limited to the embodiment described above. In the above embodiment, an example in which the plate portion and the convex portion provided on the plate portion are rectangular has been described. However, for example, the outer periphery may be circular, polygonal, or other shapes. The notch that the plate portion fits may be formed in accordance with the shape of the plate portion.

  Moreover, although the example which provided the notch in the door demonstrated the said embodiment, the notch may be provided in a main body, the axial part of a shaft hinge may be fixed, and the hole as a bearing may be provided in a door.

  Moreover, although the said embodiment demonstrated to the example the structure which the plate part of an axial hinge covers the edge part of a door, you may make it provide a plate part by providing a space | interval from the edge part of a door.

  In the above embodiment, the example in which the upper surface of the plate portion and the three surfaces of the outer peripheral surface that do not contact the notch are exposed to the outside, but the exposed surfaces can be changed according to the design. is there. For example, only the front side surface may be exposed, only the right side surface or left side surface may be exposed, only the top surface may be exposed, or at least a part of the outer peripheral surface may be exposed. Moreover, it is good also as a structure which embeds a plate part in a door or a main body, and does not expose outside.

  Moreover, the same axial part may be used for all the connection places and the several axial part of a door and a main body may be used combining a different axial part. For example, the shaft portion of the first embodiment may be used for the connection portion with the top plate, and the shaft portion of the second embodiment may be used for the connection portion with the base plate. In addition, as a configuration for detachably attaching the base plate, the base plate and the inner frame may be coupled as in the first embodiment, or a screw is screwed into the shaft portion as in the second embodiment. These may be used, or both of them may be used, or other configurations such as screwing the base plate and the side plate may be used. Moreover, a screw hole may be formed in the axial part of 1st embodiment, and a convex part may be formed in a plate part.

  Further, in the present embodiment, the shaft portion is located outside the left and right side plates, and the door is opened to a position where it abuts on the left and right side plates. However, the present invention is not limited to this. The following opening angle may be used. Further, the door may not be double-opened but may be single-opened, and the opening direction may be up and down instead of right and left. Further, the opening may be provided on the side surface or the upper surface instead of the front surface, and a door may be provided in the opening. Further, the number of doors is not limited to two, but may be one or more.

  Moreover, although the example applied to the Buddhist altar was demonstrated in the said embodiment, it is applicable also to other door opening / closing structures, such as a storage case with a door, furniture, a insulator.

  Thus, it goes without saying that the present invention can be modified as appropriate without departing from the spirit of the present invention.

100 Buddhist altar 10 Door 20 Main body 21 Top plate 22 Base plate 23, 24, 25 Side plate 30 Leg portion 40 Inner frame 50 Shaft hinge 51 Shaft portion 51a One side insertion portion 51b Other side insertion portion 51c Plate portion 51d Recessed portion 51e Screw holes 60, 70 screw

Claims (7)

A main body having an opening, one or more doors for opening and closing the opening, an one-end-side insertion portion inserted into a hole provided in the main-body, and an other-end-side insertion portion inserted into a hole provided in the door In a door opening and closing structure comprising a shaft hinge that pivotally connects the door to the main body with a shaft portion having
The shaft portion of the shaft hinge includes a bowl-shaped plate portion between the one end side insertion portion and the other end side insertion portion,
The door opening / closing structure characterized in that the plate portion is fitted into a notch provided in either the main body or the door. The door opening / closing structure according to claim 1, wherein at least a part of the plate portion is exposed to the outside.   The door opening / closing structure according to claim 1 or 2, wherein the plate portion has a polygonal outer periphery.   The door opening / closing structure according to any one of claims 1 to 3, wherein the plate portion covers an end portion of the door.   The said plate part has a convex part in the surface contact | abutted to the said notch part, The said convex part is fitted in the recessed part provided in the said notch part, The Claim 1 thru | or 4 characterized by the above-mentioned. The door opening and closing structure according to any one of the above.   A Buddhist altar comprising the door opening and closing structure according to any one of claims 1 to 5.   A shaft portion serving as a rotation shaft, and a bowl-shaped plate portion provided integrally with the shaft portion in the middle portion of the shaft portion and having an outer peripheral surface exposed to the outside and serving as a decoration portion, Axial hinges to do.

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