JP2538696B2 - Buddhist altar door opener - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a device for automatically opening and closing a door of a Buddhist altar, and more specifically, a plurality of rotors can be freely rotated on a flexible belt. The present invention relates to an opening / closing device for a door of a Buddhist altar, which is capable of driving a motion trajectory having a straight line and a curved line by being pivotally supported.

(Prior Art) Conventionally, a device that automatically opens and closes the door of the altar is
It is known from No. 62-44925.

In this device, a pair of folding door-shaped doors are hinged to the front opening of a kitchen in a Buddhist altar, and a driving device for opening and closing the doors is a two-rail member having a slide piece and an endless member connected to the slide piece. It is composed of a connecting cord and an electric motor of a rotating body linked with the endless connecting cord, and the door body is opened and closed by supplying power to the electric motor.

(Problems to be Solved by the Invention) The above-mentioned door opening / closing device for a Buddhist altar, which has a large number of parts and has complicated linkages, makes the entire device large-scale and the manufacturing cost rises. The lateral movement range of the member that opens and closes the
Since the guides etc. are extended horizontally, the width of the Buddhist altar where these devices are installed becomes unnecessarily large and cannot be used in a narrow room, so the place where they can be placed is limited.

Since the device is complicated, it easily breaks down. Moreover, since there are many sliding members, the sliding resistance of them is large, it is difficult to open and close the door smoothly, and the electric motor becomes large and the power consumption of the driving device is large.

There are various problems such as.

The present invention has been made to solve the above-mentioned problems, and drives a motion trajectory having a straight line and a curved line by rotatably supporting a large number of rotors on a flexible belt. It is intended to provide an opening / closing device for a door of a Buddhist altar that can be used.

(Means for Solving the Problem) Means of the present invention for achieving the above-mentioned object are: (1) In a Buddhist altar in which a pair of left and right doors are rotatably hinged to the front opening, A pair of upper and lower guides provided on the top plate of the top, and a pair of flexible strips having one end connected to the mounting members of the pair of doors and having a flexibility to move back and forth along the guides, A plurality of rotors that are respectively brought close to one side of the strip and are rotatably moved along the guide, and are supported by the support frame of the top plate, and are engaged with the peripheral surface of the rotor to roll. Locking member, and drive means linked to the locking member, and a door opening / closing device for a Buddhist altar, (2) connecting members of the pair of doors to end portions of the band This is a structure of an opening / closing device for a door of a Buddhist altar, which is arranged by crossing a pair of links.

(Operation) The apparatus of the present invention configured as described above has the following operation.

One end of the strip is connected to a pair of door mounting members, or a plurality of shafts are attached to one end of the strip to one end of the strip via a link arranged in a cross shape to the pair of door mounting members. A driving device is configured by engaging the locking member with the supported rotor, inserting the band into the linear guide, and linking the driving means with the locking member.

Therefore, when the driving member is operated to rotate the locking member in the direction in which the pair of band members are drawn inward, the band members are guided by the guide as the locking member rotates. Since they are transferred to the inside of each other, the pair of left and right doors connected by the mounting member via the ends of the links,
The door is opened by moving in the opening direction.

Further, when the locking member is rotated in the direction in which the pair of strips are pushed outward by the operation of the drive means, the pair of doors moves in the closing direction to close the doors, contrary to the above. .

In addition, although the above-mentioned guide is a linear one, even if it is a curved line having a predetermined curvature, the above-mentioned strip is adapted to the guide shape and is curved and slidably moved.
The same operation as described above is achieved.

As described above, by rotating the locking member in the forward and reverse directions by the driving means to move the band, the door of the Buddhist altar can be opened and closed easily and smoothly.

(Examples) Next, an example of a door opening / closing device for a Buddhist altar according to the present invention will be described with reference to the drawings.

In the figure, reference numeral 1 denotes a Buddhist altar, which is formed into a box shape by a top part a, a bottom part b, a back plate c, and both side plates d and d. Inside the box shape, a top plate a, a bottom part b, both side plates c To form a kitchen, and the front part of the kitchen is opened to a large extent so that the engraving of the tiles and Buddhist fittings can be performed from the outside.

In addition, double doors 1a, 1a are hingedly attached to the front side of the altar 1.

2 and 2 are a pair of left and right doors that are attached to the opening of the kitchen D so as to be openable and closable and normally close the entire opening.
The outer door is a so-called folding door shape in which the inner door 2e is divided into 2f and the inner door 2e extends slightly outward, and the inner door 2e and the outer door 2f are attached to the hinge 3 and folded inward. 2f
The end portions of are hingedly attached to the side plates by hinges 4.

 It should be noted that the doors 2, 2 may be a single unit having a single structure.

Numerals 5 and 5 are a pair of guides in the driving device A provided at the center of the top plate a in the kitchen D, which are made of metal or synthetic resin and have a predetermined length. Is formed as a curved line of a predetermined arc, and is vertically overlapped at the center for arranging the strips 6 to be described later in parallel, and the return side of the strip 6 in one guide 5 is on the other guide or The storage space of the strips 6, 6 can be kept as small as possible by storing the strips 6 and 6 downward, and conversely by storing the return side of the strip 6 above or below one on the other guide. .

Reference numeral 6 is a flexible band, which is made of a metal spring thin plate, and is made of a material that bends along a curved guide 5 as shown in FIG. Is selected.

Reference numeral 7 denotes a rotor, which is rotatably supported on a shaft 8 in close proximity to one side surface of the strip 6, and uses a rotor formed of a synthetic resin having a sound absorbing property. As shown in FIG. 6 or FIG. 6, the rotor 7 is attached so as to be able to rotate smoothly even if the strip 6 is bent. As shown in FIG. The end portions of the adjacent rotors 7, 7 are in contact with each other so that the belt body 6 is not further bent.

Then, the strip 6 that axially supports the many rotors 7 ...
Is slidably inserted into the guide 5, and the rotor 7 rotates and moves along the guide 5.

Reference numeral 9 is a locking member that engages with the peripheral surface of the rotor 7, and is formed by providing a plurality of arc-shaped abutting portions corresponding to the circular shape of the rotor 7, for example, 8-9, on the circumference. As shown in FIG. 3, the strips 6 and 6 are arranged so as to be sandwiched by the rotors 7 and 7.

Reference numeral 10 is a driving means linked to the locking member 9, and is a support frame 11
It uses a conventional motor with a reducer supported by
The locking member 9 is rotatably attached to the output shaft 12.

Although the driving means 10 is directly connected to the locking member 9, it may be connected to the motor through a linking member such as a belt, which is not shown.

Reference numerals 13 and 13 denote attachment members protruding from the upper ends of the inner doors 2e and 2e of the doors 2 and 2, and long grooves 14 and 14 provided on the top plate a of the kitchen D.
And is projected from the top plate (a).

Reference numerals 15 and 15 denote a pair of links connected to the attachment members 13 and 13 and the end portion of the strip 6, and as shown in FIGS. 2 to 3, a drive unit attached to the top plate a of the kitchen D. In A, so-called links 15 and 15 for connecting the right band 6 and the left inner door 2e, and connecting the left band 6 and the right inner door 2e
Are attached in a cross shape, and the doors 2, 2 are configured to be opened and closed with the movement of these strips 6, 6, and when the strips 6, 6 move inward, the The doors 2 and 2 are pushed out through the links 15 and 15 to open the opening of the kitchen D, and when the strips 6 and 6 move outward, the links 15 and 15 are
The doors 2 and 2 are pulled together via the to close the opening of the kitchen D.

16 and 17 are detectors such as limit switches provided on the top plate a of the above-mentioned kitchen D, and the detector is attached to the inner door 2e.
When the door 13 comes into contact, that is, when the door 2 is fully opened, the detector 16 is operated, and when the door 2 is fully opened, the detector 17 is operated to stop the rotation of the driving means 10. .

(Effects of the Invention) As described above, the device of the present invention is based on the sliding and moving of the band and the link for opening and closing the door, so that the moving space is short and the structure is simple. Since the entire device is formed compact, it can be installed even in a small room, and its manufacturing cost can be reduced.

Since the rotor of the fed-out strip comes into contact with the guide and rolls, sliding resistance is reduced and the door is smoothly opened and closed.

Further, since the flexible belt slides in the guide, it can be adapted to the curved shape of the guide to perform a curved movement, and by changing the curved shape of the guide, the opening / closing movement locus of the door can be changed. Therefore, the opening / closing operation of the door can be arbitrarily selected.

Since the number of parts that make up the device is small and the structure is simple, it is hard to break down and the door can be opened and closed smoothly.
The drive unit consumes less power.

The pair of links connected between the door and the band is attached in a cross shape, so the storage space for this band is small, so the Buddhist altar can be made as small as possible, and the room is small. Even in such cases, the space can be effectively used without taking up space.

It has special effects such as.

[Brief description of drawings]

FIG. 1 is a front view of a Buddhist altar in which an embodiment of the device according to the present invention is adopted. FIG. 2 is a plan view of the same as above. FIG. 3 is an enlarged front view showing the main part of the above. FIG. 4 is a sectional view showing the guide portion of the above. 5 to 6 are explanatory views showing a curved state of the above strip. In the figure, 2 and 2 are doors, 1 is a Buddhist altar, 13 and 13 are mounting members, 5 and 5 are guides, 6 and 6 are strips, 8 is a shaft, 7 is a rotor, 9 is a locking member, and 10 is a drive member. Means.15,15 are links. Is.

Claims (2)

(57) [Claims] 1. A Buddhist altar in which a pair of left and right doors are rotatably hinged to a front opening, and a pair of horizontally long upper and lower guides provided on a top plate in the top of the altar and one end of the pair of guides. A pair of flexible strips that are connected to the door mounting member and that can move back and forth along the guides, and a large number of pivots that are respectively brought close to one side of these strips and follow the guides. A rotor that rotates and moves, a locking member that is supported by the support frame of the top plate and that rolls by engaging with the peripheral surface of the rotor, and a drive unit that is linked to the locking member. The opening and closing device for the door of the altar, which is characterized by 2. The opening and closing of the door for a Buddhist altar according to claim 1, wherein a pair of links connected to the end portions of the strips are arranged so as to intersect the mounting members of the pair of doors. apparatus.