JP2004270332A - Panel structure of shutter curtain - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a panel structure of a shutter curtain which excels in productivity and versatility of parts, and copes with various requirements of customers. <P>SOLUTION: The panel 20 comprises a panel body 21, an upper connector 22 and a lower connector 23. The upper connector can be mounted on an upper end part of the panel body and the lower connector can be mounted on its lower end part. The upper connector and the lower connector can be fitted to each other to be capable of bending. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a shutter curtain panel structure in which panels are flexibly connected.
[0002]
[Prior art]
2. Description of the Related Art There are doors that open a doorway of a building or the like, an opening of a window, or the like, or a container of a vehicle, an opening of a cargo bed, or the like, and include a shutter curtain configured by connecting panels in a bendable manner. For example, there are an overhead door and a panel shutter in which a shutter curtain is stored along a ceiling surface.
[0003]
The outline of the overhead door will be described with reference to FIGS.
[0004]
A vertical guide rail 1 is provided along both sides of an opening of a building or the like, and a horizontal guide rail 2 is provided along a ceiling. The vertical guide rail 1 and the horizontal guide rail 2 are connected by a curved rail 3. Have been. Above the vertical guide rail 1, an opening and closing device 5 having a horizontal winding shaft 4 is provided.
[0005]
A shutter curtain 6 is slidable along the vertical guide rail 1, the curved rail 3, and the horizontal guide rail 2, and the shutter curtain 6 is configured by connecting a required number of panels 7 to bend freely. I have.
[0006]
Drums 8 are provided at both ends of the winding shaft 4, and a wire 9 wound around the drum 8 is fixed to a lower end of the shutter curtain 6. When the opening is opened, the wire 9 is wound by rotating the drum 8 via the winding shaft 4, the shutter curtain 6 is pulled up along the vertical guide rail 1, and It is stored in the horizontal guide rail 2.
[0007]
When the opening is closed, the opening / closing device 5 rotates the drum 8 in the reverse direction via the winding shaft 4, the wire 9 is fed out, and the shutter curtain 6 is lowered, and the opening is closed. Is closed.
[0008]
A conventional panel structure will be described with reference to FIGS.
[0009]
The panel 7 is manufactured by drawing or extrusion of aluminum or the like, and has a hollow structure mainly composed of a front panel portion 11 and a back panel portion 12. An intermediate rib portion 13 for reinforcement is provided in a middle portion of the hollow portion 10. Are formed so as to extend between the front panel portion 11 and the back panel portion 12.
[0010]
At the upper end of the panel 7, a cylindrical female connection portion 14 is cut off at the upper right portion in the figure, and at the lower end of the panel 7, a hook-shaped male connection portion 15 is formed. Reference numeral 15 is rotatably fitted to the female connecting portion 14 of the panel 7 located on the lower side.
[0011]
A shaft 16 is fitted to both ends of the male connecting portion 15, and a guide roller 17 is rotatably provided on the shaft 16.
[0012]
Thus, the required number of panels 7 are connected, the shutter curtain 6 is formed, and the guide roller 17 is rotatably fitted to the vertical guide rail 1, the curved rail 3, and the horizontal guide rail 2, The shutter curtain 6 is guided by the vertical guide rail 1, the curved rail 3, and the horizontal guide rail 2 via the guide roller 17, moves up and down along the vertical guide rail 1, and passes through the curved rail 3. In this case, it is bent according to the shape of the curved rail 3, and is further moved horizontally and stored along the horizontal guide rail 2.
[0013]
As a shutter curtain panel, for example, there is Patent Document 1 filed by the present applicant earlier.
[0014]
[Patent Document 1]
JP 2003-13674 A
[Problems to be solved by the invention]
The above-described conventional shutter curtain panel is formed by drawing or extruding, and has excellent features such as excellent designability and cost reduction when a large number of panels are manufactured.
[0016]
However, on the other hand, in order to respond to the various demands of customers, the panels must be produced in various kinds and in small quantities, and when they are formed by drawing or extrusion, even if there is a slight change, each time, A draw-out die or an extrusion die had to be manufactured, so that the cost of manufacturing the panel was high, and there was also a problem that quick change was difficult.
[0017]
The present invention has been made in view of the above circumstances, and provides a shutter curtain panel structure which is excellent in productivity and versatility of parts and can respond to various demands of customers.
[0018]
[Means for Solving the Problems]
According to the present invention, the panel includes a panel main body, an upper connecting part, and a lower connecting part, wherein the upper connecting part can be mounted on an upper end of the panel main body, and the lower connecting part can be mounted on a lower end. The upper connection portion and the lower connection portion relate to a panel structure of a shutter curtain which can be flexibly fitted, and the panel body portion relates to a panel structure of a shutter curtain which is an integrally molded product. The panel main body relates to a panel structure of a shutter curtain which is a solid body, and the panel main body relates to a panel structure of a shutter curtain which is a combination of a front panel part and a back panel part. The part has an upper fitting groove and a lower fitting groove in which the upper connecting part and the lower connecting part are fitted, and at least a lower surface of a front fitting groove wall and a back fitting groove wall forming the fitting groove. The mating groove wall extends and the panel The present invention relates to a shutter curtain panel structure configured to cover a connection portion between the panels, and furthermore, when the panels are in a linear or substantially linear connection state, all or almost all of the connection portions between the panels are covered. The present invention relates to a panel structure of a shutter curtain having such a configuration.
[0019]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to the drawings.
[0020]
The first embodiment will be described with reference to FIGS.
[0021]
The panel 20 according to the first embodiment includes a panel main body portion 21, an upper connecting portion 22, and a lower connecting portion 23.
[0022]
The panel main body 21 has a hollow plate shape, and has an upper fitting groove 24 formed at an upper portion and a lower fitting groove 27 formed at a lower portion. The upper fitting groove 24 has an upper surface groove wall 25 and an upper surface groove wall 26, and the upper surface groove wall 25 is shorter than the upper surface groove wall 26. The lower fitting groove 27 has a lower surface groove wall 28 and a lower surface groove wall 29, and the lower surface groove wall 28 extends downward and is longer than the lower surface groove wall 29.
[0023]
The upper connecting portion 22 is fitted in the upper fitting groove 24, and the lower connecting portion 23 is fitted in the lower fitting groove 27.
[0024]
The upper connecting portion 22 has a hollow portion 30 that fits into the upper fitting groove 24 and a cylindrical female fitting portion 31 whose upper right portion is cut off in the figure, and the upper surface of the hollow portion 30 is formed. The upper portion is receded from the portion in contact with the groove wall 25 to form a step 32.
[0025]
The lower connecting portion 23 includes a hollow portion 33 that fits into the lower fitting groove 27 and a hook-shaped male fitting portion 34 having a cutout in the upper right portion in the figure. An arc-shaped groove 35 is formed between the hollow portion 33 and the hollow portion 33.
[0026]
The upper connecting portion 22 is attached to the panel main body portion 21 by fitting the hollow portion 30 into the upper fitting groove 24 and fixing the hollow portion 30 with the screw 36 from the upper back surface groove wall 26 side. The upper back groove wall 26 is formed by counterboring so that the head of the screw 36 does not protrude.
[0027]
The lower connecting part 23 is attached to the panel main body part 21 by fitting the hollow part 33 into the lower fitting groove 27 and fixing the hollow part 33 from the side of the lower back surface groove wall 29 with a screw 37. The screw 37 is a countersunk screw so that the head does not protrude.
[0028]
The upper connecting portion 22 and the lower connecting portion 23 are screwed after fitting into the upper fitting groove 24 and the lower fitting groove 27, respectively, and the upper connecting portion 22 and the lower connecting portion 23 are removed by attaching and detaching the screws. It is configured to be removable so that Including such a detachable mode, the upper connecting section 22 and the lower connecting section 23 are detachable by using a fixing tool such as a rivet or an adhesive or the like, including a mode that is relatively difficult to remove. Is also good. Further, the upper connecting portion 22 and the lower connecting portion 23 may be welded or the like after fitting into the upper fitting groove 24 and the lower fitting groove 27 so that they cannot be removed.
[0029]
In the panel 20, the male fitting portion 34 is rotatably fitted to the female fitting portion 31 of another panel 20 located on the lower side. Thus, the required number of panels 20 are sequentially and flexibly connected by the fitting of the male fitting portion 34 and the female fitting portion 31 to form the shutter curtain 6.
[0030]
After the female fitting portion 31 and the male fitting portion 34 are connected, the stopper 38 is fastened to the end of the male fitting portion 34 by the screw 37. The stopper 38 is attached so as to close the end of the circular groove 35, and the male fitting portion 34 is restricted so as not to slide and protrude through the circular groove 35, so that the upper and lower panels 20, 20 does not shift.
[0031]
When the upper panel 20 and the lower panel 20 are in a linear state or a substantially linear state, the lower end of the lower surface groove wall 28 of the upper panel 20 and the upper end of the upper surface groove wall 25 of the lower panel 20 are in close contact or substantially. The lower surface groove wall 28 and the upper surface groove wall 25 are brought into close contact with each other, and the lower surface groove wall 28 and the upper surface groove wall 25 are flush or substantially flush. When viewed from the front side of the panel, all or substantially all of the upper connecting portion 22 and the lower connecting portion 23 are hidden by the upper surface groove wall 25 and the lower surface groove wall 28. Furthermore, when the upper and lower panels 20, 20 are in a linear state or a substantially linear state, the upper surface groove wall 25 and the lower surface groove wall 28 cover the connecting portion, thereby preventing rainwater, outside air, etc. from entering the connecting portion. I have. In addition, a sealing reinforcing member may be further attached as necessary in order to more reliably prevent intrusion.
[0032]
The panel body 21 can be processed separately from the upper connecting part 22 and the lower connecting part 23 by itself. Accordingly, the surface of the panel main body 21 can be painted, printed, or patterned by grooves or the like, and the appearance of the panel 20 can be changed without making a large change as a whole.
[0033]
Furthermore, the upper connecting portion 22 and the lower connecting portion 23 can be managed as common components, and the panel main body portion 21 has the same shape of the upper fitting groove 24 and the shape of the lower fitting groove 27 as long as they are common. Various shapes can be changed, and the panel body 21 does not include complicated shapes such as the upper connecting portion 22 and the lower connecting portion 23. Therefore, even if a molding die is required, the manufacturing cost is reduced. Can be reduced.
[0034]
Since the shape of the panel main body 21 is simplified, the upper connecting portion 22 and the lower connecting portion 23 can be made of different materials. For example, the material is not limited to an extrudable metal such as aluminum. Recycled wood powder resin material can be used, and various changes are possible.
[0035]
FIG. 3 shows a second embodiment.
[0036]
In the second embodiment, the panel body 21 is made of a solid material.
[0037]
When the panel main body 21 is made of a solid material, the upper fitting groove 24 and the lower fitting groove 27 may be processed at both ends, and can be used by processing a wood or a synthetic resin plate as a material. It becomes. In this case, it is possible to cope with small-quantity production such as special specifications.
[0038]
Further, a sheet metal molded product in which the upper fitting groove 24 and the lower fitting groove 27 are formed at both ends may be used.
[0039]
FIG. 4 and FIG. 5 show a third embodiment.
[0040]
In the third embodiment, the panel main body 21 is further divided into two parts. FIGS. 4 and 5 show a case where a window 49 described later is provided in the panel main body 21.
[0041]
In the third embodiment, the upper connecting portion 22 and the lower connecting portion 23 are the same as those described in the first embodiment, and a description thereof will be omitted.
[0042]
The panel body 21 includes a front panel 41 and a rear panel 42.
[0043]
The front panel portion 41 is formed with a front panel upper protrusion 43 and a lower front panel protrusion 44 that protrude in the horizontal direction. The height of the front panel upper protrusion 43 is the same as the groove width of the upper fitting groove 24. The portion extending above the front panel upper protrusion 43 is an upper surface groove wall 25. The height of the front panel lower projecting piece 44 is the groove width dimension of the lower fitting groove 27, and the portion extending below the front panel lower projecting piece 44 is the lower surface groove wall 28. A front window hole 47 is formed in the center of the front panel portion 41.
[0044]
The back panel portion 42 is formed with a back panel upper protrusion 45 and a back panel lower protrusion 46 that protrude in the horizontal direction, and a portion extending above the back panel upper protrusion 45 is an upper back groove wall 26. The portion extending below the rear panel lower projecting piece 46 is a lower rear groove wall 29. A back window hole 48 is formed in a central portion of the back panel portion 42 and at a portion where the front window portion 47 overlaps with the front window hole 47.
[0045]
The outer dimensions in the height direction of the rear panel upper projecting piece 45 and the rear panel lower projecting piece 46 are substantially the same as the inner dimensions of the front panel upper projecting piece 43 and the front panel lower projecting piece 44. The rear panel upper projection 45 and the rear panel lower projection 46 can be fitted inside the front panel upper projection 43 and the front panel lower projection 44.
[0046]
In the figure, the window 49 is formed by fitting a bead 52 around two transparent plates 51, 51, and a gap 53 is formed between the transparent plates 51, 51 to form a heat insulating structure. I have.
[0047]
The assembly of the panel 20 will be described.
[0048]
The front panel upper projecting piece 43, the front panel lower projecting piece 44, the back panel upper projecting piece 45, and the back panel lower projecting piece 46 are fitted together, and the front panel upper projecting piece 43 and the back panel upper projecting piece are fitted. The front panel lower part 44 and the rear panel lower projection 46 are screwed together, and the front panel part 41 and the rear panel part 42 are integrated.
[0049]
The screw fastening of the front panel upper projecting piece 43 and the rear panel upper projecting piece 45 and the screw fastening of the front panel lower projecting piece 44 and the rear panel lower projecting piece 46 do not project the head of the screw. Use countersunk screws as described above, or perform counterboring to bury the head.
[0050]
The upper fitting groove 24 is formed by the front panel upper projecting piece 43, the upper surface groove wall 25, and the upper back surface groove wall 26, and the upper connecting portion 22 is fitted into the upper fitting groove 24, The upper connecting portion 22 is screwed to the upper back surface groove wall 26.
[0051]
The lower fitting groove 27 is formed by the front panel lower projecting piece 44, the lower surface groove wall 28, and the lower back surface groove wall 29, and the lower connecting portion 23 is fitted into the lower fitting groove 27. The lower connecting portion 23 is screwed to the lower back surface groove wall 29.
[0052]
Further, the window 49 is fitted into the front window hole 47 and the back window hole 48 via the bead 52.
[0053]
Thus, the panel 20 having the window 49 is configured.
[0054]
As described above, since the panel body 21 can be disassembled into the front panel 41 and the rear panel 42, the front panel 41 and the rear panel 42 can be punched by pressing, and The front window hole 47 and the back window hole 48 can be easily processed at a low cost, and the panel 20 provided with a window can be manufactured at low cost.
[0055]
Further, since the panel body 21 can be disassembled into the front panel 41 and the back panel 42, a heat insulating material can be filled between the front panel 41 and the back panel 42, and a panel having a heat insulating function can be provided. Can be manufactured.
[0056]
Further, in the third embodiment, when changing the appearance, processing such as printing and engraving may be performed on the front panel portion 41, and the upper connecting portion 22, the lower connecting portion 23, and the back surface Since the panel portion 42 is a common component, it is easier to deal with a change in panel specifications.
[0057]
It is needless to say that the shape of the panel main body 21 and the shapes of the front panel portion 41 and the back panel portion 42 are not limited to the above embodiment.
[0058]
In the above-described embodiment, the shutter curtain 6 moves in the up-down direction, and the upward movement direction is the open direction. However, the movement direction is not limited to this, and the up-down direction is not limited to the description. It is used for convenience, and the actual direction is arbitrary. Similarly, in the present embodiment, the front side is, for example, the outside of the building or the outside of the building in the present embodiment, but is not limited to this, and the front and back are relative.
[0059]
In addition, one panel may be provided with both an upper connection part 22 and a lower connection part 23 above and below, or may be one without one connection part, such as an uppermost panel or a lowermost panel, or a double connection. Although one portion is provided, one connecting portion may have a fitting structure different from that of the present invention.
[0060]
Further, a fastener such as a rivet or a pop nut may be used instead of the screw, and the head or the like may protrude as long as it does not hinder the mounting or fixing.
[0061]
【The invention's effect】
As described above, according to the present invention, a panel includes a panel main body, an upper connecting portion, and a lower connecting portion, and the upper connecting portion is attachable to an upper end of the panel main body, and the lower connecting portion Can be attached to the lower end portion, and the upper connection portion and the lower connection portion can be flexibly fitted to each other, so that the processing of the panel main body is simplified, and the response to the change is facilitated.
[0062]
Further, since the panel main body is a combination of the front panel and the rear panel, when the appearance of the panel is changed, it can be dealt with by changing only the front panel, and the response to the change can be achieved. It has excellent effects such as being easier.
[Brief description of the drawings]
FIG. 1 is a side view showing a first embodiment of the present invention.
FIG. 2 is an exploded side view showing the first embodiment of the present invention.
FIG. 3 is a side view showing a second embodiment of the present invention.
FIG. 4 is a side view showing a third embodiment of the present invention.
FIG. 5 is an exploded side view showing a third embodiment of the present invention.
FIG. 6 is a schematic side view of an overhead door.
FIG. 7 is a schematic front view of an overhead door.
FIG. 8 is a schematic diagram of an opening / closing device for an overhead door.
FIG. 9 is a perspective view of a main part of a conventional shutter curtain.
FIG. 10 is a side sectional view showing a panel structure of a conventional shutter curtain.
[Explanation of symbols]
6 Shutter curtain 20 Panel 21 Panel main body 22 Upper connecting part 23 Lower connecting part 24 Upper fitting groove 27 Lower fitting groove 31 Female fitting part 34 Male fitting part 41 Front panel part 42 Back panel part 47 Front window hole 48 Rear window hole

Claims (6)

The panel is composed of a panel body portion and an upper connection portion, a lower connection portion, the upper connection portion can be attached to an upper end portion of the panel body portion, and the lower connection portion can be attached to a lower end portion, A panel structure for a shutter curtain, wherein an upper connecting portion and the lower connecting portion can be flexibly fitted. The panel structure of a shutter curtain according to claim 1, wherein the panel main body is an integrally molded product. The panel structure of a shutter curtain according to claim 1, wherein the panel body is a solid body. 2. The panel structure of a shutter curtain according to claim 1, wherein said panel body is a combination of a front panel and a rear panel. The panel body has an upper fitting groove and a lower fitting groove in which the upper connecting portion and the lower connecting portion are fitted, and among the surface fitting groove wall and the back surface fitting groove wall forming the fitting groove. 2. The shutter curtain panel structure according to claim 1, wherein at least a lower surface fitting groove wall extends and covers a connecting portion between the panels. 2. The shutter curtain panel structure according to claim 1, wherein when the panels are connected in a straight or substantially straight connection state, the connecting portion between the panels is entirely or substantially entirely covered.

Images