JP2022025302A - Electric arcuate door device - Google Patents

Abstract

To provide an electric arcuate door device including: a guide rail 7 that guides the movement of an arc trajectory; an arc-shaped hanger-type door body 5; a guide member 8 provided to the door body 5 along the arc trajectory; a transmission belt 10 linked with the guide member 8 along the outer peripheral surface of the guide member 8; and an electric switch 12 provided with a drive sprocket 15 for opening/closing the door body 5 by moving the transmission belt 10 left and right, in which the door body 5 can be opened and closed smoothly.SOLUTION: A drive sprocket 15 is placed in area X between the door tail side edge 5a position when the door body 5 is in the closed position and the door end side edge 5b position when the door body 5 is in the open position so that the drive position for opening and closing are the same.SELECTED DRAWING: Figure 10

Description

The present invention relates to a technical field of an electric arcuate door device to be built at an entrance / exit of a booth (room) such as a toilet booth or a shower booth, and further at an entrance / exit of a building such as a building. ..

Today, as a door device to be built at the doorway of a toilet booth, etc., an arc-shaped door body (door body, door body) in a plan view is suspended on an arc-shaped guide rail provided above the doorway. There is known a so-called arc-shaped door device which is a supported hanger type and which opens and closes an entrance / exit portion by sliding the door body to the left and right.
Further, even in such an arcuate door device, it is required to be configured to automatically open and close the door body by using an electric switch as in the case of a normal door device in which the door body is flat. May be done. However, since the door body is guided by an arc-shaped guide rail instead of a straight line, a transmission body (for example, a transmission belt) that is interlocked and connected with an electric switch to open and close the door body. It is also necessary to arrange the above in an arc shape along the guide rail, not simply in a straight line. For this reason, the door body is provided with an arc-shaped guide member so as to move integrally with the door body, the transmission body is arranged along (contacts) the outer peripheral surface of the guide member, and the transmission body is opened and closed. By moving in the left-right direction (relative movement) in conjunction with the forward and reverse drive of the machine, the door body is configured to move in the left-right direction together with the guide member, and the door body can be opened and closed in an arc shape. Has been proposed (see, for example, Patent Document 1).

Japanese Unexamined Patent Publication No. 9-1112120

By the way, in the conventional arcuate door device, a transmission body provided along the guide member is pulled out via a pair of intermediate wheel bodies (for example, an intermediate sprocket or an intermediate pulley), and the pulled out transmission body is pulled out from the intermediate wheel. It is necessary to configure the drive wheel body (for example, drive sprocket or drive pulley) arranged outside the body in the left-right direction so as to suspend the driven wheel body, and as a result, not only the drive wheel body but also the driven wheel body and the intermediate. Not only does the wheel body become necessary and the number of parts increases, but the entire device must be configured so that the drive wheel body is arranged on the door tail side of the closed door body on the door tail side end edge, so that the entire device is wide. It becomes larger in the direction, and it is necessary to secure the arrangement space of this enlarged device above the opening, and if such an arrangement space cannot be secured, it is difficult to electrify the device. There are problems to be solved by the present invention.

The present invention has been created for the purpose of solving these problems in view of the above circumstances, and the invention of claim 1 is provided above the entrance / exit portion and is provided above the entrance / exit portion to guide movement along an arc locus. A guide rail that opens and closes the doorway by moving in the left-right direction guided by the guide rail, and a guide member provided on the door body along the arc locus. And, a long transmission body in which the left and right end edges are connected to the guide member along the outer peripheral surface of the guide member, and a drive wheel body for moving the transmission body left and right to open and close the door body. In the electric arcuate door device provided with the electric switch provided, the drive wheel body is set to the door tail side end edge position and the open posture when the door body is in the closed posture. It is an electric arcuate door device characterized in that it is arranged in the area between the position of the end edge on the door end side when it becomes.
According to the second aspect of the present invention, a steady rest body that engages with the lower end edge portion of the door body to prevent the door body from swaying is provided at the position of the end edge portion on the door tail side and the open posture when the door body is in the closed posture. The electric arcuate door device according to claim 1, wherein the door device is arranged in a region between the door end side and the end edge position when the door ends.
The invention according to claim 3 is the electric arcuate door device according to claim 2, wherein the drive wheel body is arranged at a portion directly above the steady rest body.
According to the fourth aspect of the present invention, the doorway portion is surrounded by the left and right front panel bodies on the door end side and the door tail side and the side panel bodies provided at right angles to the front panel body. It is an entrance / exit portion formed between the panel bodies, and the drive wheel body is arranged at a portion facing the door end side edge portion of the door tail side front panel and facing the front end edge portion of the side panel. The electric arcuate door device according to any one of claims 1 to 3.

According to the first aspect of the present invention, when the arcuate door device is configured to automatically open and close using an electric opening / closing machine, the door body is in a closed posture with respect to the drive wheel body provided in the opening / closing machine. It is arranged in the area between the position of the edge on the door end side at the time and the position of the edge on the door end side when it is in the open posture, and it becomes a compact one with a reduced number of parts and is narrow. It can be electrified using space.
According to the invention of claim 2, the steady rest body that holds the lower end of the door body in the closed posture also has the door tail side edge position when the door body is in the closed posture and the door end side when the door body is in the open posture. As a result of being arranged in the same area where the drive wheel body is arranged between the door end side edge position, the door body is moved and guided in the same area up and down, which is more stable. It can be opened and closed in a state of being changed.
According to the third aspect of the present invention, the drive wheel body is further arranged at a position directly above the steady rest body, so that the drive position and the steady rest position of the door body are vertically the same and more stable. Can be opened and closed with.
According to the invention of claim 4, when the doorway is the doorway of a booth such as a toilet booth, the drive wheel faces the door end side edge portion of the door tail side front panel and the side panel. Since it is arranged in the portion facing the front end edge portion of the above, the switch can be arranged by using the corner portion between the front panel body and the side panel body, which contributes to compactness. You will be able to do it.

It is a front view of a toilet booth. It is a top view of the toilet booth with the door body in the closed posture. It is a top view of the toilet booth with the door body in the open posture. It is a vertical sectional view of a toilet booth. It is a top view of the switch arrangement part in a state where a door body is in a closed posture. It is a top view of the switch arrangement part in the state where the door body is in an open posture. It is a vertical sectional view of the switch arrangement part. It is a vertical sectional view of the guide member connecting part. (A), (B) and (C) are schematic plan views showing the states of the door body in the closed posture, the halfway open posture, and the open posture. It is a top view which shows the arrangement state of a drive sprocket and a steady rest body.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the drawing, 1 is a toilet booth, and the toilet booth 1 is provided in a state where a plurality of toilet booths 1 are adjacent to each other on the left and right sides. The front panel bodies 2 and 3 on the door end side and the door tail side, which are erected from the floor surface F with the left and right gaps as E, and the front panel bodies 2 and 3 so as to abut against the tip (front end). The partition is formed by providing the front panel bodies 2 and 3 and the side surface (depth) panel body 4 that partitions between the front panel bodies 2 and 3 and the side surface W of the skeleton such as the wall surface at the back end of the toilet booth. Is the same as before. Incidentally, as such a booth, one or both of the side panels may be configured as a skeleton surface such as a wall, and these are appropriately carried out as necessary. In addition, T is a toilet bowl provided in the toilet booth 1, and P is a panel body in the front upper portion of the entrance / exit portion E.

Reference numeral 5 denotes a hanger-type door body (door body, door body) having an arc shape in a plan view, and a hanger is provided on the left and right upper end edges of the door body 5 in a state of protruding upward via a connecting metal fitting 6a. A roller (suspended roller) 6 is provided, and the door body 5 is a hanger type by rolling and guiding the hanger roller 6 to a guide rail (hanger rail, guide rail) 7 provided in the upper part of the toilet booth 1. It has become.
The guide rail 7 has a movement locus as an arc locus according to the arc shape of the door body 5, and is arranged on the door end side front panel of the doorway portion E above the doorway portion E. The front panel on the door tail side arranged from the 2 parts of the body to the edge of the door end side is arcuate so as to enter the toilet booth 1 along the side panel body 4 on the door end side beyond the 3 parts of the body. In the present embodiment, the guide rail 7 has four first to fourth support brackets (in the present invention) at the upper ends of the left and right front panel bodies 2 and 3 and the side panel body 4 on the door tail side. It corresponds to a "support member".) It has a configuration provided on the skeleton side by being connected via 7a, 7b, 7c, and 7d.

With this configuration, the door body 5 slides in the left-right direction along the arc locus as the hanger roller 6 rolls the guide rail 7 in the left-right horizontal direction to move the doorway portion E. It is transformed into a closed posture in which it is closed and an open posture in which the doorway portion E is opened (opened) by entering the toilet booth 1 on the door tail side.
In this case, in the door body 5, each end edge portion of the door tail side edge portion 5a in the closed posture and the door end side edge portion 5b in the open posture is the door tail. It is set to be located in a portion close to the side front panel body 3.
More specifically, what is the door tail side end edge portion 5a of the door body 5 when the door body 5 is in the closed posture and the door end side end edge portion 5b of the door body 5 when the door body 5 is in the open posture? Both are set to face the door end side edge portion of the door tail side front panel body 3 and face the front end edge portion of the door tail side side panel body 4, but the closed posture is achieved. The door tail side edge portion 5a in the case is configured to be located on the door tail side with respect to the door tip side end edge portion 5b in the open posture. With this configuration, as shown in FIGS. 9 and 10, the position of the door end side edge portion 5a when the door body 5 is in the closed posture and the door end side edge when the door body 5 is in the open posture. The region X between the position and the position of the portion 5b is a region on the opening / closing movement (movement locus) of the door body 5, and the door body 5 is always located (exists) regardless of the opening / closing operation of the door body 5. It constitutes a closed area (overlap area) X that is always closed by the door body 5.

In this case, there is a gap S between the guide rail 7 and the ceiling surface H, and a member device for electrically opening and closing the door body 5 by using this gap S is arranged. These will be described in detail below. Among the member devices including the guide rail 7, those arranged above the doorway portion E are covered by the panel body P and cannot be visually recognized from the front.

Reference numeral 8 denotes a guide member provided on the door body 5, wherein the guide member 8 is configured by using a plate-shaped body curved in an arc shape so as to follow the arc locus of the guide rail 7. It is connected to the upper end portion of the door body 5 via the connecting member 9.
Specifically, the first connecting member 9 is arranged so as to extend vertically from the guide rail 7 with a gap in the front-rear direction on the inner peripheral side of the arc with respect to the guide rail 7. The lower end of the first connecting member 9 is attached to the upper end of the arc inner peripheral side surface 5c of the door body 5 via the screw 9a, and the guide member 8 is attached to the upper end via the screw 9b. The guide member 8 attached to the inner peripheral side of the arc of the guide rail 7 via the first connecting member 9 is biased upward from the guide rail 7 and toward the inner peripheral side of the arc (thickness of the door body 5). It is set to be arranged at a position (biased toward the inner peripheral side of the arc with respect to the center (or the center of the front-rear width of the guide rail 7)).

Further, in the guide member 8, the door end side edge portion does not reach the door end side edge portion 5b of the door body 5, but the door tail side end edge portion of the door body 5 is the door tail side end edge portion 5a. It is set to a length that extends in an arc shape toward the door tail side.
A transmission belt (toothed belt) 10 corresponding to the "transmitter" of the present invention is arranged on the left and right edge portions of the guide member 8 in a state of being along (opposing) the outer peripheral surface 8a of the guide member 8. The left and right end edges are attached to the left and right end edges of the guide member 8 via the holder 11. In this case, the transmission belt 10 has teeth provided with tooth portions 10a, and the tooth portions 10a face the outer peripheral surface 8a of the guide member 8 and are not in a tensioned state with respect to the outer peripheral surface 8a. , As will be described later, it is attached to the drive wheel body 13 in a relaxed state so as to be suspended. In the figure, 11b is a screw for attaching the holder 11 to the guide member 8.

On the other hand, reference numeral 12 denotes an electric switch, and the switch 12 is a pair of front and rear (door end side, door tail side) so as to be located above the guide rail 7 at a position above the guide member 8. It is attached to the guide rail 7 via the second connecting members 13 and 14, whereby a tooth portion 15a provided so as to project downward from the switch 12 is provided between the switch 12 and the guide rail 7. A space for arranging the toothed drive sprocket (corresponding to the "driving wheel" of the present invention) 15 is secured.

Next, a configuration in which the switch 12 is attached using the second connecting members 13 and 14 will be specifically described. However, focusing on the second connecting member 13 on the door end side, the second connecting member 13 Is L-shaped, the lower piece portion 13a is fixed to the upper surface portion of the guide rail 7 (specifically, the central portion in the width direction of the guide rail 7) via the bolt 13b, and the vertical piece portion 13c is a guide. The rail 7 is arranged upright on the outer side of the arc (outer peripheral side), and the mounting bracket 12a provided on the switch 12 is fixed to the vertical piece portion 13c via the screw 12d, and is configured in this way. By doing so, the door end side edge portion of the switch 12 is attached to the guide rail 7 on the outer peripheral side of the arc of the guide rail 7 via the second connecting member 13.

On the other hand, the second connecting member 14 on the door tail side also adopts the same connecting structure as the second connecting member 13 on the door end side (the shape is different depending on the connecting portion), but the above. Regarding the second connecting member 13 on the door end side, a second support bracket for supporting the guide rail 7 to the front panel body 3 on the door tail side between the lower piece portion 13a of the second connecting member and the guide rail 7. 7b is fixed in a sandwiched state, and by doing so, the switch 12 is also fixed to the door tail side front panel body 3 which is a skeleton side member via the support bracket 7b. It has a structure that is supported.
On the other hand, the second connecting member 14 on the door tail side is attached only to the guide rail 7 and is not supported by the support bracket, which is different from the second connecting member 13 on the door end side. The switch 12 is mounted. Of course, the second connecting member 14 on the door tail side may also be configured to be attached to the third support bracket 7c for attaching the guide rail 7 to the side panel body 4.

When the switch 12 is attached in this way, it is located above (directly above) the guide rail 7 at the corner portion between the front panel body 3 and the side panel body 4 on the door tail side, and is inside the booth 1. It is installed in a slanted state.
The drive sprocket 15 provided so as to project downward from the switch 12 is arranged in a corner-shaped space between the upper switch 12 and the lower guide rail 7, and the drive sprocket 15 is arranged. The arrangement position of the above-mentioned region X is between the position of the door end side edge portion 5a when the door body 5 is in the closed posture and the position of the door end side edge portion 5b when the door body 5 is in the open posture. It is configured to be in the range of.

Further, the transmission belt 10 is suspended on the drive sprocket 15 provided on the opening / closing machine 12, and in this case, the transmission belt 10 is a portion of the drive sprocket 15 opposite to the guide member 8, that is, a guide. In the arc outer peripheral side portion of the rail 7, the transmission belt 10 is suspended in a tangential state toward both the left and right sides in a state where the tooth portions 10a and 15a are meshed with each other.
Then, when the switch 12 is driven and the drive sprocket 15 rotates in the forward and reverse directions, the transmission belt 10 moves in the left-right direction in a suspended state while maintaining the tangential state, whereby the door body 5 moves in the left-right direction. The position of the drive sprocket 15 with respect to the door body 5 is configured to move relative to the left and right so that the drive sprocket 15 can be opened and closed left and right.

Further, in this case, a concave groove 5d having a square shape is formed at the lower end edge portion of the door body 5, and the concave groove 5d is formed in the concave groove 5d via a mounting bracket 16a at the lower end portion of the front panel body 3 on the door tail side. The attached steady rest body 16 is loosely fitted, and is configured to prevent the lower end portion of the door body 5 from being steady. The steady rest body 16 is a door like the drive sprocket 15. It is arranged in the area X between the door tail side edge 5a position when the body 5 is in the closed posture and the door tip side edge 5b position when the body 5 is in the open posture. In the above embodiment, the arrangement position of the drive sprocket 15 is set to be directly above the arrangement position of the steady rest body 16.

Further, this unit is provided with a control unit 17 for executing open / close drive control of the switch 12, and in the present embodiment, the control unit 17 is provided with a guide rail on the side panel body 4 on the door tail side. It is configured to be mounted on the support brackets 7c and 7d while being mounted on the upper surfaces of the third and fourth support brackets 7c and 7d for supporting the 7, and by doing so, the control unit. 17 is configured to be mounted by effectively utilizing the space between the side panel 4 and the guide rail 7.

In the present embodiment configured as described above, the electric arcuate door device is provided on the guide rail 7 provided above the doorway E and guides the movement along the arc locus, and the guide rail 7. A hanger-type door body 5 having an arc shape that opens and closes the doorway E by being guided and moving in the left-right direction, a guide member 8 provided on the door body 5 along the arc locus, and the guide member 8 A long transmission belt 10 having both left and right edges connected to a guide member 8 along the outer peripheral surface of the door and a drive sprocket 15 for moving the transmission belt 10 left and right to open and close the door body 5 are provided. In this case, the drive sprocket 15 is open to the position of the door tail side edge portion 5a when the door body 5 is in the closed posture. By arranging it in the area X between the door end side edge 5b position when it is in the posture, it becomes a compact one with a reduced number of parts, and it can be electrified even in a narrow space. be able to.
Moreover, in this case, the drive sprocket 15 provided in the opening / closing device 12 and on which the transmission belt 10 is directly suspended in order to move the transmission belt 10 to the left or right is the door when the door body 5 is in the closed posture. The drive sprocket 15 is arranged in the area X directly above the guide rail 7 between the position of the end edge portion 5a on the tail side and the position of the edge portion 5b on the door end side in the open posture. , The door body 5 is arranged at the intermediate position of the guide rail 7 that the door body 5 is located directly above the door body 5 in all the steps of moving from the closed posture to the open posture, and as a result, the door body 5 is opened and closed. Since the traction force at the time of movement is equalized, the door body 5 can be smoothly opened and closed.

Moreover, in this case, the steady rest body 16 that engages with the concave groove 5d provided at the lower end edge of the door body 5 to prevent the steady rest at the lower portion of the door body 5 is in a closed posture. The door body 5 is driven because it is arranged in the area X between the position of the door end side edge portion 5a at the time and the position of the door end side edge portion 5b when the door end side is in the open posture. The door body 5 can be opened and closed more stably by pulling (driving) the opening and closing movement and the steady rest in the same area X up and down as the sprocket 15.
Moreover, in this case, the drive sprocket 15 is arranged in the portion directly above the steady rest body 16, and as a result of the vertically aligned arrangement configuration, the traction (drive) position and the steady rest position of the door body 5 are in the same upper and lower positions. Therefore, it can be opened and closed in a more stable state.

Further, in this case, the doorway portion E is formed between the left and right front panel bodies of the toilet booth 1 which is surrounded by the left and right front panel bodies 2 and 3 on the door end side and the door tail side and the side panel bodies 4 in a square shape. The drive sprocket 15 is arranged at a portion facing the door end side edge portion of the door tail side front panel 3 and facing the front end edge portion of the side panel 4. The arrangement of the opening / closing machine 12 provided with the drive sprocket 15 can be arranged by using the corner portion between the front panel body 3 and the side panel body 4, which can contribute to compactness.

INDUSTRIAL APPLICABILITY The present invention can be used for an electric arcuate door device installed at the entrance / exit of a booth (room) such as a toilet booth or a shower booth, and further at the entrance / exit of a building such as a building.

1 Toilet booth 5 Door body 5a Door butt side end edge 5b Door tip side end edge 7 Guide rail 8 Guide member 10 Transmission belt 12 Switch 15 Drive sprocket 16 Anti-sway body 17 Control unit E Doorway X area

Claims (4)

A guide rail provided above the doorway to guide movement along the arc trajectory, and a hanger-type door body with an arc shape that opens and closes the doorway by being guided by the guide rail and moving in the left-right direction. A guide member provided on the door body along the arc locus, a long transmission body having both left and right edges connected to the guide member along the outer peripheral surface of the guide member, and left and right transmission bodies. In an electric arcuate door device configured to include an electric switch provided with a drive wheel for moving the door body to open and close.
The drive wheel body is characterized in that it is arranged in the area between the door end side edge position when the door body is in the closed posture and the door end side edge position when the door body is in the open posture. Electric arcuate door device. The steady rest body that engages with the lower end edge of the door body to prevent the door body from swaying is the position of the end edge on the door tail side when the door body is in the closed posture and the door tip when the door body is in the open posture. The electric arcuate door device according to claim 1, wherein the door device is arranged in a region between the position and the side edge portion. The electric arcuate door device according to claim 2, wherein the drive wheel body is arranged at a portion directly above the steady rest body. The doorway portion is formed between the left and right front panel bodies of the booth, which is surrounded by the left and right front panel bodies on the door end side and the door end side and the side panel bodies provided at right angles to the front panel body. Claim 1 is a doorway portion, wherein the drive wheel body is arranged at a portion facing the door end side edge portion of the door tail side front panel and facing the front end edge portion of the side panel. 3. The electric arcuate door device according to any one of 3.

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