JP2507219Y2 - 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. 4 is a schematic front view of a conventional panel shutter,
FIG. 5 is an enlarged sectional view of a portion A in FIG. 4, and FIG. 6 is an enlarged sectional view of a panel storage box portion in FIG. First, in FIGS. 4 and 5, reference numeral 1 denotes 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. 4 and 5, each of the panels 5 has a structure in which a vertical frame 51 is integrally mounted on each side. On the other hand, as shown in FIGS. 4 and 6, 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 chains 4 are engaged with the left and right sprockets 3, respectively, and then the required number of panels 5 are inserted into the long pins P and the pin brackets 6 one by one, so that the upper side of each panel 5 is left and right. It is attached to the chain 4 in order and is hung. When mounting the panel 5 as described above, for example, by rotating the sprocket 3 every time one panel 5 is mounted, the long pin P and the pin bracket 6 are driven.
The chain 4 is wound up to the position where it does not come off, and this operation is repeated. After this winding, the left and right guide rails 1 are assembled. At the time of this assembly, the vertical frames 51 on both sides of each of the panels 5 are fitted and engaged in the panel guide openings 1a of the guide rails 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. Since the guide rail 1 is assembled, the panel shutter device can be assembled only by an assembling process in which the vertical frame 51 is fitted into and engaged with the guide rail 1, so that the assembly work is very large. However, there is a problem that the assembling efficiency is poor and there is a risk. Particularly, in the panel shutter device assembled as described above, even when part of the panel is replaced, the panel to be replaced cannot be removed unless the entire guide rail 1 is first removed by the disassembly process reverse to the assembly process described above. As a result, the panel replacement work is very troublesome and maintenance is very inconvenient. Another conventional example is disclosed in Japanese Utility Model Laid-Open 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:
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 a pair of left and right panel end mounting blocks,
The panel end mounting block is divided into a panel main body whose both sides are detachably connected, and the pair of left and right panel end mounting blocks are linked by the chain, and one side portion of each of the guide rails. It is vertically slidably inserted in the guide rail, and the other side portion of the guide rail is narrower than the width of the opening of the guide rail and extends outward from the opening. There is an engaging means for detachably fittingly engaging with the other side portion of the panel end portion mounting block, and both side portions of the panel body are connected to the other side portion of the panel end portion mounting block via the engaging means. Are engaged and engaged with each other, and both of them are detachably fastened to each other at a position apart from each of the guide rails. The panel shutter device according to claim 2 of the present invention comprises:
As the engaging means, there is a box-shaped bracket integrally provided on both side ends of the panel main body, and the protruding ends are opened, and the other side of the panel end mounting block can be detachably mounted in the bracket. Are fitted and supported, and both of them are detachably fastened. A panel shutter device according to claim 3 of the present invention comprises:
As the engaging means, engaging protrusions integrally formed on the rear surface of the panel face plate on both sides of the panel main body in a direction orthogonal to each other and the engaging protrusions on the other side of the panel end mounting block are provided. And an engagement receiving portion that is integrally formed at a position facing the portion and that supports the engagement protrusion in an insertable and detachable manner.

[Action]

According to a first aspect of the present invention, in the panel shutter device, both ends of the panel body are connected to a panel end mounting block which is connected to each other by a chain and partially engaged in the guide rails so as to be slidable up and down. The panel main body can be temporarily held by the panel end mounting block by fitting and engaging the abutting portion, and in this state, the panel main body and the panel end mounting block are mutually connected to each other. Since it can be detachably fastened outside the facing surface side of each guide rail, when replacing the panel, without removing the guide rail or the panel face plate as in the conventional case, the panel main body and the chain side can be removed. The fastening with the panel end mounting block can be easily released outside the guide rail, which allows the panel body to be easily removed. Can be, have to Bull 頗 the exchange work of the panel can be carried out easily cleanly. Moreover, one side of the panel end mounting block is slidably fitted into the guide rail and engaged, and the other side of the panel end mounting block is made smaller in width than the opening of the guide rail. By extending the other side portion of the panel end portion mounting block outward from the opening portion of the guide rail, the other end portion of the panel end portion mounting block and both side portions of the panel main body of the engaging engagement portion The increase in width is suppressed to prevent the panel shutter device itself from becoming large. In the panel shutter device according to claim 2 of the present invention, box-shaped brackets integrally projecting at both end portions of the panel body are detachably fitted and supported by the panel end portion mounting blocks, and both of them are formed as guide rails. By detachably fastening it on the outside of the facing surface side, the same operational effect as in the case of the above-mentioned claim 1 is achieved. In the panel shutter device according to claim 3 of the present invention, the engaging projections integrally provided on the back surfaces of the panel face plates at both sides of the panel body are provided at positions facing the engaging projections in the panel end portion mounting block. The panel main body is temporarily held by the panel end mounting block by fittingly supporting the engagement receiving portion so that the panel main body can be detachably fastened to the outside of the guide rail. Therefore, even in this case, the above claims 1 and 2
The same action and effect are obtained.

【Example】

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
FIG. 1 is an exploded perspective view showing a panel connecting main part of a panel shutter device according to a first embodiment of the present invention, and FIG. 2 is a sectional view corresponding to FIG. 5 showing a related configuration of the panel and a guide rail. , The same parts as those in FIGS. 4 to 6 are designated by the same reference numerals, and the duplicated description will be omitted. Referring to FIG. 1, the panel 5 of the panel shutter device of the present invention comprises a panel body 50 and a panel end mounting block 51.
And the panel end mounting block 51 is connected to and suspended from the chain 4.
Both side portions of the panel body 50 are detachably fitted and engaged to be fastened. The panel end portion mounting block 51 is positioned such that one side portion on the right side in FIG. 2 is connected and suspended by the chain 4 so as to be vertically movable in the guide rail 1, and the other side portion on the left side in FIG. 2 is a guide. The rail 1 extends outward from the opening 1a. As is clear from FIGS. 1 and 2, the other side of the panel end mounting block 51 has a width smaller than the vertical width of the opening 1a of the guide rail 1 in FIG. Both side portions of the panel body 50 are detachably fitted and engaged with the other side portion to be fastened. As the fitting and engaging means, square tube box-shaped brackets 52 are integrally projectingly provided on both side ends of the panel body 50 so that the panel end mounting blocks 51 can be inserted and removed from the outside. On the upper and lower parts of both side walls of the bracket 52, tightening bolts 8
A bolt insertion hole 52a for inserting the bolt and a bolt screw hole 52b for screwing the tightening bolt 8 are provided at opposite positions. On the other hand, the panel end portion mounting block 51 is provided with a bolt insertion hole 51a for matching and communicating with the bolt insertion hole 52a and the bolt screw hole 52b at a fitting position with the bracket 52. A long pin P of a chain 4 having a guide roller R is inserted and connected to an upper portion of an outer end of the panel end mounting block 51, so that the panel end mounting blocks 51 in upper and lower stages are connected to each other in the chain 4. Has been done. 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 outer portion of the panel end mounting block 51 is fitted and engaged in the panel guide opening 1a of the guide rail 1 so as to be slidable up and down. At the time of the fitting engagement, the guide rails 1 face each other. The bolt insertion hole 52a and the bolt screw hole 52b are opened outside the surface side. That is, when the bracket 52 is fitted to the panel end portion mounting block 51 which is fitted and engaged in the guide rail 1 so as to be slidable up and down, the bolt insertion hole 5 that is in communication with the bolt insertion hole 51a in communication therewith.
The 2a and the bolt screw hole 52b are opened at a position separated from the guide rail 1. Next, the assembly of the panel shutter device of the first embodiment will be described. First, an extension chain (not shown) is detachably incorporated and connected to the ends of the pair of right and left chains 4, and the extension chain is meshed with the sprocket 3 in FIG. As a result, the left and right chains 4 are suspended from the left and right sprockets 3. The long pin P is attached to the chain 4 in such a state.
The panel end mounting block 51 is previously mounted and set via the. Therefore, by fitting the brackets 52 on both sides of the panel 5 (panel body 50) to the panel end mounting block 51, the bolt insertion holes 51a of the panel end mounting block 51 and the bolt insertion of the bracket 52 are inserted. The hole 52a and the bolt screw hole 52b are matched and communicated with each other. Then, by tightening the tightening bolt 8 into the bolt screw hole 52b through the bolt insertion holes 51a and 52a, the panel end mounting block 51 and the bracket 52 are tightened and fixed. In this case, a loosening prevention nut 9 is screwed into the tightening bolt 8. In this manner, the upper and lower panels 5 are sequentially attached and connected to the left and right chains 4. In this case, for example, by rotating the sprocket 3 every time one panel 5 is attached, the chain 4 is sequentially wound up. After the bottom panel 5 is attached, the chain 4 is finally wound up to accommodate all the panels 5 in the storage box 2, and then the extended chain is removed from the end of the chain 4. Next, by assembling the left and right guide rails 1, the assembly of the panel shutter device is completed. When it is necessary to replace the panel body 50 in the use state of the panel shutter device assembled in this way, the sprocket 3 is rotationally driven in the panel delivery direction, and the chain 4 is lowered into the guide rail 1. As a result, the panel body 50 to be replaced is lowered to a predetermined position. As a result, in the panel main body 50 that has descended between the guide rails 1, the tightening bolts 8 and the nuts 9 that fasten the panel end mounting blocks 51 and the brackets 52 on both sides of the upper portion are exposed to the outside of the guide rails 1. It will be in the state of doing. Therefore, if the nut 9 of the tightening bolt 8 is removed and then the tightening bolt 8 is removed, the fastening between the panel end mounting block 51 and the bracket 52 of the panel body 50 is released. The panel body 50 can be removed by removing it from the panel end mounting block 51.
Is removed. As a result, the panel body 50 is replaced with a new one. 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. FIG. 3 is an exploded perspective view of a panel of a panel shutter device according to a second embodiment of the present invention. In this second embodiment, the panel end mounting block 51
Integrally has a back panel 51b separated from the panel body 50, and a vertically long engagement receiving portion 10 made of a U-shaped member is integrally formed on the back surface of the back panel 51b. The part 10 has a bottom part 10a. Panel end mounting block 51 is
One side portion on the left side in FIG. 3 is connected and suspended by the chain 4 and is vertically movable in the guide rail 1. The other side portion on the right side in FIG. 3 is outside the opening 1 a of the guide rail 1. It is designed to extend toward you. The panel end mounting block
The other side portion of the guide rail 1 is the guide rail 1 as in the second embodiment.
The width is smaller than the width of the opening portion 1a, and both side portions of the panel body 50 can be attached to and detached from the other side portion. On the other hand, on the back surface of the panel face plate on both sides of the panel body 50, there is an engaging projection 11 made of a U-shaped member for allowing one side wall portion to be removably fitted and supported in the engaging receiving portion 10. It is projected integrally. As is apparent from FIG. 3, the engagement projection 11 is integrally provided in a projecting direction in a direction orthogonal to the back panel 51b, and is inserted into the engagement receiving portion 10 from a direction orthogonal to the back panel 51b. It is designed to be detachably fitted. Then, in a state where the engagement projection 11 is fitted and supported on the engagement receiving portion 10, the panel end portion mounting block 51 and the panel body 50 are detachably fastened with screws 80 in order to detachably attach them. Screw holes 51c and 50c are provided in the panel end mounting block 51 and the panel body 50, respectively. These screw holes 51c, 50c are the same as in the case of the first embodiment when the panel end mounting block 51 is fitted and engaged with the panel guide opening 1a of the guide rail 1 as in the case of the first embodiment. It is provided at a position opened on the outside of the facing surface side. That is, when the engagement projection 11 of the panel main body 50 is fitted into the engagement receiving portion 10 of the panel end portion mounting block 51 that is engaged with the guide rail 1 so as to be slidable up and down, the screw hole 51c is formed. 50c communicating with and communicating with is opened at a position separated from the guide rail 1. Next, the assembly of the panel shutter device of the second embodiment will be described. In the case of the second embodiment, the assembly is carried out in the same manner as in the case of the first embodiment. At the stage of mounting the panel body 50 at the time of assembly, the engaging projection 11 of the panel body 50 is attached to the panel end. Fitting is supported in the engagement receiving portion 10 of the part mounting block 51. As a result, the panel body 50 is attached to the panel end mounting block.
At the same time, the screw holes 51c and 50
c matches and communicates. Therefore, by screwing a screw 80 into the screw holes 51c and 50c, the panel body 50 is fastened and fixed to the panel end mounting block 51, and the panel body 50 is sequentially arranged as in the case of the first embodiment. After the panel main body 50 is wound up and all the panel main bodies 50 are stored in the storage box 2, the extension chain is removed from the end of the chain 4 to complete the assembly of the panel shutter device. Also in the second embodiment, when it is necessary to replace the panel body 50, the sprocket 3 is rotationally driven in the panel sending direction, and the chain 4 is moved down into the guide rail 1 for replacement. When the panel main body 50 to be moved is lowered to a predetermined position, the screw 80 that fastens the panel main body 50 and the panel end mounting block 51 is exposed to the outside of the guide rail 1. By removing it, the panel body 50 can be easily and efficiently removed from the panel end mounting block 51. Therefore, even in the case of the second embodiment, the first
As in the case of the embodiment, the attachment / detachment work of the panel main body 50 at the time of panel replacement can be performed easily and efficiently.

[Effect of device]

As described above, according to the present invention, the chain that engages with the sprocket for driving the panel is connected in a plurality of upper and lower stages,
Moreover, both sides of the panel main body divided from this are detachably fitted and engaged with the panel end portion mounting block engaged and engaged in the guide rail so as to be slidable up and down, and in this state, Since the panel end portion mounting block and the panel body are detachably fastened to each other outside the facing surface of the guide rail, the guide rail can be removed or the panel face plate can be replaced in the conventional manner when replacing the panel. The mutual fastening of the panel body and the panel end mounting block can be easily released without removing the
This allows the panel body to be easily removed from the panel end mounting block. Therefore, the panel main body is replaced with a new panel main body, and at the time of the replacement, both sides of the new panel main body are fitted into and engaged with the panel end mounting blocks, and both of them are fastened outside the guide rail. Therefore, there is an effect that the panel replacement work can be performed easily and efficiently. Further, in this invention, the other side of the panel end mounting block is made smaller than the width of the opening of the guide rail, and it is extended outward from the opening of the guide rail, and the panel end mounting block Since both side portions of the panel body are fitted into and engaged with the other side portion, it is possible to suppress an increase in the width of the engaging portion and avoid an increase in size of the panel shutter device itself. If the other side of the panel end mounting block located outside the guide rail is made wider than the width of the opening of the guide rail and both sides of the panel body are fitted and engaged with the other side. Inevitably, the widths of the fitting engagement portions become larger than the widths of the openings of the guide rails, the panel shutter device itself becomes large, and the installation space may be secured.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a main part of a panel shutter device connected to a panel according to a first embodiment of the present invention. FIG. 2 is a sectional view corresponding to FIG. FIG. 3 is an exploded perspective view showing a panel connecting main part of a panel shutter device according to a second embodiment of the present invention.
FIG. 5 is a schematic front view of a conventional panel shutter, FIG. 5 is an enlarged cross-sectional view of part A in FIG. 4, and FIG. 6 is an enlarged cross-sectional view of a panel storage box portion in FIG. 1 ... Guide rail, 2 ... Box, 4 ... Chain, 5 ... Panel, 50 ... Panel body, 51 ... Panel end mounting block, 10 ... Engagement receiving part, 11 ... Engagement protrusion Department.

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 in which a sprocket for driving a panel is engaged with each other, each of the panels includes a pair of left and right panel end mounting blocks, and a panel body in which both sides are detachably connected to the panel end mounting block. The pair of left and right panel end mounting blocks are connected to each other by the chain, and one side is vertically slidably inserted into each guide rail and engaged with each other. The other side portion having a width smaller than the width of the opening portion of the panel body extends outward from the opening portion, and the panel body has both side portions on the other side portion of the panel end mounting block. There is an engaging means for detachably fitting and engaging, and both side parts of the panel body are fitted and engaged with the other side part of the panel end part mounting block through the engaging means, and both of them are A panel shutter device characterized in that it is detachably fastened at a location off each guide rail. 2. The engaging means includes a box-shaped bracket integrally provided on both side end portions of the panel body, the protruding end portions of which are open, and the box end bracket mounting block is provided inside the bracket. The panel shutter device according to claim 1, wherein the side portions are detachably fitted and supported, and both of them are detachably fastened. 3. The engaging means comprises an engaging projection integrally formed on the rear surface of a panel face plate at both sides of the panel body in a direction orthogonal to the engaging projection, and the other side portion of the panel end mounting block. 2. The panel shutter device according to claim 1, further comprising: an engagement receiving portion that is integrally formed at a position opposed to the engaging projection portion in, and that engages and supports the engaging projection portion in an insertable and detachable manner.