JP2508326Y2 - Panel shutter device - Google Patents

Description

[Detailed description of the device] [Industrial applications]

The present invention relates to an improvement of a panel shutter device in which a plurality of upper and lower panels that are vertically driven along guide rails standing upright on both sides of a shutter opening / closing opening are connected by a chain, and the chain is meshed with a panel driving sprocket. .

[Prior art]

FIG. 11 is a schematic front view of a conventional panel shutter,
FIG. 12 is an enlarged cross-sectional view of part A in FIG. 11, and FIG. 13 is an enlarged cross-sectional view of the panel storage box portion in FIG. First, in FIG. 11 and FIG. 12, 1 is a pair of left and right guide rails arranged on both sides of the opening for opening and closing the shutter and standing upright. (Panel fitting engagement portion) 1a is composed of a U-shaped member having an integral structure. The upper part of the guide rail 1 is shown in FIGS.
As shown in the figure, a panel storage box (hereinafter, simply referred to as a box) 2 is arranged. In the box 2, there are a sprocket 3 for driving a panel located above the doorway, and a support rail 7 for suspending and storing a panel, in which a front end side is located near an upper part of the sprocket 3 and a rear end side is gradually inclined downward. Each of the panel opening / closing driving means M for driving the sprocket 3 to rotate forward and backward is arranged. The sprocket 3 is meshed with a chain 4 that can be moved up and down in the guide rail 1 and moved to the support rail 7 side in the box 2. The chain 4 connects the upper and lower panels 5 adjacent to each other in the vertical direction between the guide rails 1. Here, as shown in FIGS. 12 and 12, each of the panels 5 has a structure in which a vertical frame 51 is integrally mounted on both sides thereof. On the other hand, as shown in FIGS. 11 and 13, the panel mounting portion of the chain 4 is provided with a long pin P which also serves as a link pin which penetrates the chain link connecting portion. A guide roller R that moves to the support rail 7 when the panel is housed, which will be described later, is rotatably attached to one end of the long pin P. The other end of the long pin P is inserted and connected to both upper sides of the panels 5 via pin brackets 6. Therefore, the upper and lower sides of each of the panels 5 are connected to each other by the chain 4 via the long pins P. Thus, the chain 4 that meshes with the sprocket 3
Vertical frames 51 on both sides of each of the upper and lower panels 5 which are connected to each other are fitted in and engaged with the guide rails 1 in a vertically movable manner as shown in FIG. Therefore, the guide rails 1 house the chain 4, the long pin P, and the guide roller R so that they can be moved up and down. Next, the assembly of the panel shutter device having the above configuration will be described. In this assembly, first, the long pins P are inserted into the panel mounting portions of the chain 4 respectively, and the long pins P are inserted into the pin brackets 6 of the respective panels 5, so that the chain 4 is vertically and plurally inserted through the long pins P. The tiered panels 5 are connected to obtain a panel connecting unit. Next, the chains 4 on both sides of the panel connecting unit are lifted by a crane, a lift or the like to be engaged with the sprockets 3 in the box 2. Then, the chain 4 is wound up by rotating the sprocket 3. After this winding, the left and right guide rails 1 are assembled. At the time of this assembly, each panel 5
The vertical frames 51 on both sides are fitted and engaged in the panel guide opening 1a of the guide rail 1 so as to be slidable up and down. Next, the operation will be described. When the panel opening / closing drive means M is started in the panel storage direction in the shutter closed state in which the upper and lower panels 5 are extended between the left and right guide rails 1, the sprocket 3 rotates clockwise in FIG. As the chain 4 is driven and wound up, the panels 5 sequentially enter the box 2. And the panel 5 which passed the said sprocket 3
The guide rollers R on both sides of the upper part move onto the support rail 7. Since the rear end side of the support rail 7 is gradually inclined downward, the guide roller R transferred onto the support rail 7 rolls down by the weight of the panel 5. As a result, the panel 5 that has entered the box 2 as described above is accommodated by being suspended in the adjacent hanging state on the support rail 7 via the guide rollers R on both upper sides thereof. Further, when the panel opening / closing drive means M is reversely activated from such a panel housed state, the sprocket 3 is rotationally driven in the counterclockwise direction, so that each of the panels 5 is guided by the guide rails 1 via the chain 4. Sent in the meantime,
The guide rails 1 are closed to each other.

[Problems to be solved by the device]

The conventional panel shutter is configured as described above, and the vertical frames 51 are integrally mounted on both sides of each panel 5, and the vertical frames 51 are slidably fitted in the left and right guide rails 1 and engaged with each other. Therefore, when assembling the panel shutter device, it is necessary to assemble the panel connecting unit in advance as described above and lift it by a crane, a lift or the like to engage the chain 4 with the sprocket 3, and After the chain 4 is wound up, the guide rail 1 is assembled, and the vertical frame is placed in the guide rail 1.
Since the panel shutter device can be assembled only by the assembling process of inserting and engaging the 51, the assembling work becomes very large, the assembling efficiency is poor, and there is a problem that there is a risk. there were. In particular, in the panel shutter device assembled as described above, even when exchanging a part of the panel, first by removing the entire guide rail 1 by the disassembling process opposite to the assembling process, and then winding the chain 4 with the sprocket 3. If the panel 5 is returned and lowered to a predetermined position, then the chain 4 is removed from the sprocket 3 and then the long pin P of the chain 4 at the panel mounting point to be replaced is not removed, the panel to be replaced cannot be removed. Therefore, panel replacement work is very troublesome and maintenance is very inconvenient. Another conventional example is disclosed in Japanese Utility Model Publication No. 61-90987. In this conventional example, the vertical frames on both sides of the panel are provided with an inner frame member on the outside of the guide rail to which the face plate is fixed, and an outer frame member on the outer side of the inner frame member to be guided by being fitted into the guide rail. The outer frame member is detachably fixed to the edge, and the inner frame member is detachably fastened to the outer frame member from the inner side of the inner frame member by tightening bolts. Therefore, in this conventional example, when the panel is replaced, first, the face plate is removed from the inner frame member, and the tightening bolts cannot be loosened or removed unless the face plate is removed. There is a problem that a lot of labor and time are spent on the work of removing the panel to be mounted and the work of mounting the new panel, and the panel replacement work is very troublesome. The present invention has been made in order to solve the above problems, and provides a panel shutter device that can perform panel replacement work easily and efficiently, and that can be easily performed even when assembling the entire device. The purpose is to do.

[Means for Solving the Problems]

The panel shutter device according to claim 1 of the present invention comprises:
Multiple upper and lower panels that are vertically driven along a pair of left and right guide rails standing upright on both sides of the shutter opening / closing opening are linked by a chain that meshes with the panel drive sprockets in the panel storage box above the guide rails. And a left and right guide rails, a vertical frame part of which is vertically slidably fitted and engaged, and a panel main body whose both sides are detachably connected to the vertical frame. A projecting piece portion for mounting a vertical frame projecting outward is provided at the end portion, and the projecting piece portion is joined to the vertical frame outside the guide rail, and the joining portion is formed in a direction orthogonal to the projecting piece portion. It is removably fastened with tightening bolts. The panel shutter device according to claim 2 of the present invention comprises:
For connecting the upper and lower panels vertically driven along a pair of left and right guide rails standing upright on both sides of the opening for opening and closing the shutter with a chain, and driving the chain in the panel storage box above the guide rails. In the panel shutter device meshed with the sprocket, each of the panels is connected by the chain, and a vertical frame partially engaged in the guide rails so as to be vertically slidable, and the vertical frame. Both sides are separately formed into a panel body that is detachably connected, and both side ends of the panel body are provided with protruding fitting portions for mounting a vertical frame that project outward, and the vertical frame includes: A hollow portion is formed with an open inner protruding end that is a portion protruding outward from the guide rail, and the protruding fitting portions on both sides of the panel body are fitted into the hollow portion. Department Outside the serial guide rail, and, those which are detachably fastened in the orthogonal direction of the tightening bolt to a panel surface of the panel body. A panel shutter device according to claim 3 of the present invention comprises:
The panel body is slidably equipped with a cover member that covers a mutual fastening portion between the panel body and the vertical frame.

[Action]

In the panel shutter device according to claim 1 of the present invention, a vertical frame part of which is fitted and engaged in the left and right guide rails so as to be slidable up and down, and the vertical frame is divided into two side end portions of the panel body. And a protruding piece for mounting a vertical frame which is provided on the outside of the guide rail and is joined to the outside of the guide rail in a direction orthogonal to the protruding piece on both sides of the panel body. Since the tightening bolts are detachably fastened, the above tightening bolts can be easily removed from the direction facing the panel surface on the outside of the guide rail without removing the guide rail or panel face plate when replacing the panel. The panel body can be easily removed from the vertical frame by simply removing it. Also, when replacing the removed panel body, the protruding pieces on both sides of the new panel body are joined vertically to the outside of the guide rail, and the joints are fastened with tightening bolts in the direction orthogonal to the protruding pieces. Since the fastening work can be performed from the direction facing the panel surface, the replacement work of the panel body can be performed very simply and efficiently. In the panel shutter device according to claim 2 of the present invention, the protruding fitting portions on both sides of the panel main body are fitted to the hollow portion of the vertical frame suspended by the chain on the outside of the guide rail, so that they are fitted to each other. The panel main body can be temporarily held on the vertical frame before the parts are fastened, and therefore, the vertical frame and the panel main body can be more easily fastened and unfastened. In the panel shutter device according to claim 3 of the present invention, the mutual fastening portion between the panel body and the vertical frame can be covered by a simple operation of simply sliding the cover member of the panel body, so that the fastening portion panel surface is covered. It will not be exposed and the design aesthetic will be improved.

【Example】

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 is a partial front view showing a panel assembly state of a panel shutter device according to a first embodiment of the present invention, FIG. 2 is a side view of the same, and FIG. 3 is a sectional view taken along line III-III of FIG. Yes,
The same parts as or the corresponding parts to those in FIGS. 11 to 13 are designated by the same reference numerals to omit redundant description. In the figure, reference numeral 50 denotes a panel main body of the shutter panel 5, and brackets 11 for mounting a vertical frame are fixed to both end portions of the panel main body 50. As shown in FIG. 3, the bracket 11 of the illustrated example is composed of an L-shaped member, and one side portion 11a thereof is previously fixed and fixed to both ends of the panel body 50 by tightening bolts 12. Therefore, the other side portion 11b of the bracket 11 is a protruding piece portion 11b protruding outward from the both ends of the panel body 50 in the extension direction of the panel surface. A bolt insertion hole 11c is provided. Vertical frames 51, which are separately formed to be attached to both sides of the panel body 50, are detachably connected to the bracket 11. When the vertical frame 51 is brought into contact with one side portion 11a of the bracket 11, the vertical frame 51 has a bolt insertion hole for a protruding piece 11b thereof.
A screw hole 51H is provided for inevitably communicating with 11c and for screwing the tightening bolt 8 through the bolt insertion hole 11c. The long pin P of the chain 4 having the guide roller R is inserted and connected to the upper portion of the outer end of the vertical frame 51, whereby the vertical frames 51 having a plurality of upper and lower stages are connected to each other by the chain 4. There is. Here, the chain 4 is replaced with the sprocket 3 in FIG.
In the state that it is engaged with and hung in the guide rail 1,
The vertical frame 51 is inserted into the panel guide opening 1a of the guide rail 1.
The outer side portion of the vertical rail 51 is slidably engaged with the outer side of the vertical rail 51 at the outer side of the guide rail 1 at the time of the slidable engagement. ing. Therefore, the screw hole 51H is provided only in the back surface of the vertical frame 51 and is provided in a direction orthogonal to the back surface. Next, the assembly of the panel shutter device of the first embodiment will be described. First, the long pins P of the chain 4 are provided on both upper sides of the vertical frame 51.
By inserting, the chain 4 connects the upper and lower vertical frames 51. Then, connect the chain 4 to the sprocket 3 in FIG.
And the outer side of each vertical frame 51 is fitted into and engaged with the panel guide opening 1a of the guide rail 1 so as to be vertically slidable. At this time, the screw holes 51H of each of the vertical frames 51 are held in an open state outside the guide rail 1 as shown in FIG. Next, when the bracket 11 of the panel body 50 is brought into contact with and aligned with the outer side portion of the vertical frame 51 in this state, the bolt insertion hole 11c of the protruding piece portion 11b of the bracket 11 and the vertical frame.
The screw holes 51H of the 51 are in mating communication with each other on the back surface side of the vertical frame 51 and outside the guide rail 1. Then, from the back side of the panel body 50, the tightening bolt 8 is screwed into the screw hole 51H of the vertical frame 51 through the bolt insertion hole 11c of the bracket 11 to tighten the bolt. As a result, both side portions of the plurality of stages of panel bodies 50 are detachably connected and fixed to the vertical frame 51, and the assembly of the panel shutter device is completed. When it is necessary to replace the panel 5 in the use state of the panel shutter device thus assembled, the panel 5 to be replaced is lowered to a predetermined position. Then, if the tightening bolts 8 exposed to the outside of the guide rail 1 on the back side of the vertical frame 51 are removed, the vertical frame 51 and the panel main body 50 are released from the fixation, and the panel main body 50 is removed. It should be replaced with a new panel body 50. The attachment of the new panel main body 50 at the time of this replacement is performed in the same manner as when assembling the panel shutter device described above. 4 is a front view of the panel shutter device according to the second embodiment of the present invention with the panel main body and the vertical frame disassembled, FIG. 5 is a side view of the vertical frame in FIG. 4, and FIG. 6 is FIG. FIG. 7 is a partial exploded perspective view of FIG. 7 and FIG. 7 is a front view of essential parts showing a related configuration of the panel main body and the vertical frame by breaking a part of the guide rail. In the second embodiment, on the back surface side of the roll-molded panel body 50, an upper folded piece portion 50c having an upper fitting concave portion 50a and a lower folded piece portion having a lower fitting convex portion 50b are formed. 50d and is composed in one. Further, between the upper folded piece 50c and the lower folded piece 50d on the back surface of the panel body 50, a lateral reinforcing member 52 is integrally mounted which is parallel to and separated from the folded piece 50c, 50d. The lateral reinforcing member 52 is made of a member having an H-shaped cross section, and its ends project outward from both ends of the panel body 50 by an appropriate length, and the projecting portion allows the vertical frame 51 to be attached and detached. Projecting fitting portions 52a and 52b for fitting are formed. Here, the protruding fitting portions 52a, 52b, for convenience of description,
The side that contacts the back surface of the panel body 50 is the front protruding fitting part
52a and the rear projection fitting portion 52b which is spaced apart rearward from the back surface of the panel body 50, as shown in FIGS. 4 and 7, the rear projection fitting portion 52a is more protruded than the front projection fitting portion 52a. The joint portion 52b is formed long. The front protruding fitting portion 52a and the rear protruding fitting portion 52b are provided with bolt holes 53a and 53b opened in a direction orthogonal to the panel face plate of the panel body 50. On the other hand, on the rear surface side of the vertical frame 51, the upper fitting recess 51
An upper folded piece 51c having a formed therein and a lower folded piece 51d having a lower fitting convex portion 51b formed therein are integrally bent. The vertical frame 51 integrally has a back cover plate portion 51e that covers a space between the upper folded piece portion 51c and the lower folded piece portion 51d, and the front protruding fitting portion 52a and the rear protruding fitting portion 52b. It is formed in a hollow shape that can be detachably fitted. Here, the back cover plate part 51e is formed to be narrower than the width of the front plate part of the vertical frame 51, whereby the front protruding fitting part 52a and the rear protruding fitting part 52b are fitted to the vertical frame 51. In the combined state, the bolt holes 53a of the front protruding fitting portion 52a and the bolt hole 54a on the front side of the vertical frame 51 which is in communication with the bolt hole 53a are bolted and loosened by the vertical frame 51. A gap is formed that can be done from the back side of the. Then, the front plate portion of the vertical frame 51 has a bolt hole 54a for communicating with the bolt hole 53a of the front protruding fitting portion 52a of the panel body 50, and the back cover plate portion 51e of the vertical frame 51. Each of them is provided with a bolt hole 54b for matching and communicating with the bolt hole 53b of the rear protruding fitting portion 52b. These bolt holes 53a, 53b and 54a, 54b are opened in a direction orthogonal to the panel face plate of the panel body 50 and the front face of the vertical frame 51. The bolt holes 54a, 54b of the vertical frame 51 are located outside the guide rail 1 when the vertical frame 51 is fitted and engaged with the guide rail 1 (the panel guide opening 1a of the guide rail 1 from the panel guide opening 1a. It is provided at a position that protrudes to the outside on the main body 50 side). As shown in FIG. 7, the pin bracket 6 is provided on the outer upper portion of the vertical frame 51 formed separately from the panel body 50.
Is mounted, and the long pins P of the chain 4 are inserted into and connected to the pin bracket 6, so that the vertical frames 51 in a plurality of upper and lower stages are connected to each other by the chain 4. Next, the assembly of the panel shutter device of the second embodiment will be described. In the same manner as in the case of the first embodiment, upper and lower vertical frames 51 are connected by a chain 4 and the chain 4 is meshed with the sprocket 3, and the outer side of each vertical frame 51 is placed in the guide rail 1. It is vertically slidably fitted and engaged. At this time, the bolt holes 54a and 54b of each of the vertical frames 51 are
As shown in the figure, the guide rail 1 is held in an open state outside the guide rail 1. Next, the panel body is placed in each of the vertical frames 51.
The protruding fitting portions 52a and 52b of 50 are fitted together. Thereby, the bolt hole 53a of the front protruding fitting portion 52a of the panel body 50 and the bolt hole 54a on the front side of the vertical frame 51 are
Bolt hole 53b of rear protruding fitting portion 52b and back cover plate portion of vertical frame 51
The bolt holes 54b of 51e communicate with each other. Therefore, from the back side of the vertical frame 51 and the panel body 50,
Tightening bolts 8 and 9 (illustrated on the lower side of FIG. 7) are screwed into the bolt holes 53a and 54a and 53b and 54b in the mutually communicating state to tighten them. As a result, the assembly of the panel shutter device is completed. When the panel 5 is to be replaced while the panel shutter device is in use, after the panel 5 to be replaced is lowered to a predetermined position, the tightening bolt 8 exposed to the outside of the guide rail 1 on the back side of the vertical frame 51. The vertical frame 51 and the panel main body 50 are released from the vertical frame 51 by removing 9 and 9, so that both sides of the panel main body 50 are sequentially removed from the vertical frame 51 and the removed panel main body 50 is replaced with a new panel main body. Just do it. FIG. 8 is a front view of a shutter panel assembled state according to a third embodiment of the present invention, FIG. 9 is a side view of the same, and FIG. 10 is a rear view of the same. In this embodiment, the panel body in the second embodiment is shown. A cover member (10) covers the connecting portion of the vertical frame (51) and the vertical frame (51), and the cover member (10) is slidably fitted to the panel body (50). Therefore, by sliding the cover member 10, it is possible to displace the cover member 10 between the position where the tightening bolts 8 and 9 cover the tightening portion and the position where the tightening bolts 8 and 9 are exposed. The cover member 10 may be locked from the back side of the vertical frame 51 at a position where the tightening bolts 8 and 9 cover the tightening portions.

[Effect of device]

As described above, according to claim 1 of the present invention, a vertical frame part of which is engaged in the left and right guide rails so as to be slidable up and down and connected by a chain, and the vertical frame is formed separately. And a protruding piece for mounting a vertical frame that is provided at both end portions of the panel main body and protrudes outward, are joined on the outer side of the guide rail, and the joint portion is formed on the both sides of the panel main body on the outer side of the guide rail. Since the fastening bolts are detachably fastened with the tightening bolts in the direction orthogonal to the protruding piece, it is possible to easily remove the above tightening bolts from the direction facing the panel surface on the outside of the guide rail without removing the guide rail or panel face plate when replacing the panel. The panel main body can be easily removed from the vertical frame by simply removing the tightening bolt. Also, when replacing the removed panel body, the protruding pieces on both sides of the new panel body are joined vertically to the outside of the guide rail, and the joints are fastened with tightening bolts in the direction orthogonal to the protruding pieces. Since the fastening work can be performed from the direction facing the panel surface, there is an effect that the replacement work of the panel body can be performed easily and efficiently. Further, according to claim 2 of the present invention, the protruding fitting portions on both sides of the panel body are fitted to the hollow portion of the vertical frame suspended by the chain on the outside of the guide rail, and the fitting portion is attached to the panel surface. Since it is configured to be detachably fastened with tightening bolts in the direction orthogonal to, the panel main body can be temporarily held on the vertical frame before fastening. Therefore, the vertical frame and the panel main body are mutually fastened and the fastening is released. There is an effect that it can be performed more easily and effectively from the direction facing the panel surface. Further, according to claim 3 of the present invention, the panel body is slidably equipped with a cover member for covering the mutual fastening portion of the panel body and the vertical frame, so that the cover member is simply slid. It is possible to cover the mutual fastening portion of the panel main body and the vertical frame by a simple operation, and thus there is an effect that the design aesthetic is improved without being exposed to the fastening portion panel surface.

[Brief description of drawings]

FIG. 1 is a partial front view showing a panel assembly state of a panel shutter device according to a first embodiment of the present invention, FIG. 2 is a side view of the same, and FIG. 3 is a sectional view taken along line III-III of FIG. 4 is a front view of the panel shutter device according to the second embodiment of the present invention with the panel main body and the vertical frame disassembled, FIG. 5 is a side view of the vertical frame in FIG. 4, and FIG. 6 is FIG. FIG. 7 is a partial exploded perspective view of FIG. 7, FIG. 7 is a front view of essential parts showing a related structure of a panel body and a vertical frame by breaking a part of a guide rail, and FIG. 8 is a shutter panel according to a third embodiment of the present invention. FIG. 9 is a front view of the assembled state, FIG. 9 is a side view of the same, FIG. 10 is a rear view of the same, and FIG.
FIG. 12 is a schematic front view of a conventional panel shutter, FIG. 12 is an enlarged sectional view of a portion A in FIG. 11, and FIG. 13 is an enlarged sectional view of a panel storage box portion in FIG. 1 ... Guide rail, 2 ... Panel storage box, 3 ...
… Sprocket, 4 …… Chain, 5 …… Panel, 8,9
...... Tightening bolts, 10 ...... Cover member, 11b ...... Projection piece part, 50 ...... Panel body, 51 ...... Vertical frame, 52a, 52b ...... Projection fitting part.

Claims (3)

(57) [Scope of utility model registration request] 1. A panel storage box above the guide rails, wherein a plurality of upper and lower panels, which are vertically driven along a pair of left and right guide rails standing upright on both sides of a shutter opening / closing opening, are connected by a chain. In a panel shutter device meshed with a sprocket for driving a panel inside, each of the panels is connected by the chain, and a vertical frame is partially engaged in the guide rails so as to be vertically slidable. , A panel main body whose both sides are detachably connected to the vertical frame, and two side ends of the panel main body are provided with projecting pieces for mounting the vertical frame outwardly. A panel shutter characterized in that a piece is joined to the vertical frame outside the guide rail, and the joint is detachably fastened with a tightening bolt in a direction orthogonal to the protruding piece. Location. 2. A panel storage box above the guide rails, wherein a plurality of upper and lower panels that are vertically moved along a pair of left and right guide rails standing upright on both sides of a shutter opening / closing opening are linked by a chain. In a panel shutter device meshed with a sprocket for driving a panel inside, each of the panels is connected by the chain, and a vertical frame is partially engaged in the guide rails so as to be vertically slidable. A panel main body whose both sides are detachably connected to the vertical frame, the panel main body being provided with a protruding fitting portion for mounting the vertical frame outwardly protruding at both end portions of the panel main body. The vertical frame is formed with a hollow portion having an open inner protruding end that is a portion protruding outward from the guide rail,
The protruding fitting portions on both sides of the panel body are fitted into the hollow portion, and the fitting portions are provided outside the guide rail and with a tightening bolt in a direction orthogonal to the panel surface of the panel body. A panel shutter device, which is detachably fastened. 3. The panel shutter device according to claim 1, wherein the panel body is slidably provided with a cover member for covering a mutual fastening portion between the panel body and the vertical frame.