JPH07122388B2 - Winding device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention is configured to wind a strip-shaped hanging body for suspending a structure around a hoist corresponding to the band width of the hanging body. With regard to the take-up device, in particular, it prevents the shutter curtain from falling off due to the prevention of disconnection at the hanging start end due to repeated hoisting and rewinding operations of the belt-shaped suspension that suspends the winding start end of the shutter curtain. The present invention relates to a winding device that can be wiped out.

[Prior Art] Conventionally, a winding device including a strip-shaped hanging body for suspending a structure and a winding body for winding the hanging body, particularly, in a bag portion formed below a bay window. A winder for accommodating the shutter curtain and for winding a pair of strip-shaped suspension members connected to the winding start end of the shutter curtain on the roof formed above the bay window, and an opening / closing device for rotationally driving the winder. In the winding device adopted in the shutter device configured to drive the shutter curtain up and down by the winding and rewinding operation of the above-mentioned strip-shaped suspension body, the suspension starting end portion of the suspension strip is A method of screwing on the winding surface of the winding body, or a method of inserting the end portion of the strip-shaped suspending body into a notch formed on the winding surface of the winding body and locking the suspending body in the winding body, etc. It is configured to wind up the shutter curtain by Therefore, in the case of the former, loosening of the screwing occurs and the suspension member falls off the winding body, and the shutter curtain falls, one-sided drop, etc., and in the case of the latter, By the repeated operation of hoisting and rewinding the suspended strip,
Metal fatigue progresses at the folding position of the hanging start end of the strip-shaped suspension strip inserted in the hoisting body, the suspension strip is cut and the shutter curtain is accidentally dropped, and the safe operation of raising and lowering the shutter curtain. It had a very serious drawback in carrying out.

[Problems to be Solved by the Invention] The present invention has been conceived in view of the above situation to solve the drawbacks of the related art, and an object thereof is a belt-shaped suspension for suspending a shutter curtain. Make sure that the hanging start end of the strip is sandwiched between the two divided winding bodies,
Fatigue at the sandwiching position of the hanging end of the suspended strip that accompanies repeated hoisting and rewinding operations is controlled to prevent the shutter curtain from falling off, and the hoisting and rewinding operations are performed smoothly while improving safety. The present invention aims to provide a winding device that can be used.

[Means for Solving the Problem] In order to solve the problem, the technical means adopted by the present invention are:
What is claimed is: 1. A winding device comprising a strip-shaped suspension member for suspending a structure and a winding member for winding the strip-shaped suspension member, wherein the winding member is formed by notching inclined surfaces at both end edges of a flat surface portion. And a sandwiching body formed by connecting the outer edges of the sandwiching pressing surfaces, which are formed by projecting inclined pieces at both end edges of the flat surface, to each other at the peripheral surface. The surface and the sandwiching and pressing surface are respectively provided with an engagement projection for fixing a locking hole formed at the suspension starting end of the strip-shaped suspension member and an engagement hole for fitting the engagement projection, and the suspension starting end. The winding surface of the strip-shaped suspension member is formed as a uniform circumferential surface on each of the peripheral surfaces of the base body and the sandwiched body, which are held together with the locking holes of the same being fixed to the engagement protrusion, and It is characterized in that the body is configured to be extended and clamped in a suspending direction of the structure along the inclined surface and the inclined piece between the clamping receiving surface and the clamping pressing surface. That.

[Advantageous Effects of the Invention] Therefore, according to the present invention, the suspension strip for suspending the structure such as the shutter curtain is surely connected to the winding body,
It is possible to prevent a risk that the shirt curtain falls off due to the winding and rewinding operation of the winding body, and to perform a safe and smooth winding and rewinding operation.

[Example] An example in which the winding device of the present invention is adopted as a shutter device will be described in detail.

1 to 4, reference numeral 1 denotes a bay window shutter installed in the building opening 2, and the bay window shutter 1 is
The three-sided window frame 3 including the front A and the left and right sleeves B and C is provided,
A roof portion 4 is provided on the upper portion of the three-sided window frame 3, and a shutter curtain 5a for front A, left and right sleeve portions B, C are provided on the lower portion.
The bag part 6 that houses the shutter curtains 5b and 5c is integrally formed and arranged.

Winding shafts 7a, 7b, 7c for suspending the shutter curtains 5a, 5b, 5c are axially supported in the upper and lower positions, respectively, and the shutter curtain 5a, At the upper end of each of 5b and 5c, upper plates 8a and 8c
b and 8c are installed.

Further, on the roof portion 4, a pair of strip-shaped suspension members 9, 9 ... Which are connected to the left and right sides of the shutter curtains 5a, 5b, 5c are wound up, and the winding members 10, 10 ... An opening / closing device 11 for driving the reverse direction is provided, and the shutter curtains 5a, 5b are guided by guide rails 13, 13 ... installed in parallel with the uprights 12, 12 ,. It is configured to move up and down 5c.

The hollow parts 4a of the roof part 4 are provided with elastic hollow bodies 14, 14 ... protruding downward in the opening width direction, and the upper plates 8a, 8
The contact between b and 8c seals the opening.

As shown in FIGS. 5 to 6, the strip-shaped suspension members 9, 9 ... Are spaced from one end of the metal strips 9a, 9a.
It is provided, and U-shaped hanging metal fittings 9c, 9c ... Are fixed to the other end. Further, the winding bodies 10, 10 ... Form the sandwiching receiving surface 15 continuous with the peripheral surface a forming a part of the winding surface D by notching the inclined surfaces 15b, 15b at both edges of the flat surface portions 15a, 1a. The bases 16 and 16 and the inclined pieces 1 on both edges of the flat portion 17 '.
It is constituted by sandwiching members 18, 18 in which the outer edges of the sandwiching pressing surfaces 17, 17 protruding from 7 ″, 17 ″ are connected by a peripheral surface a ′ forming the other part of the winding surface D.

Further, on the sandwiching pressing surfaces 17, 17 of the sandwiching bodies 18, 18, engaging protrusions 17 for engaging the engaging holes 9b, 9b of the strip-shaped suspension members 9, 9 ...
a and 17a are provided so as to project, and the flat portion 15 of the bases 16 and 16 is provided.
Engagement holes into which the above-mentioned engagement protrusions 17a, 17a are fitted on the a and 15a sides.
15c, 15c are formed, and the base 16 in a state in which the engaging protrusions 17a, 17a of the sandwiching bodies 18, 18 are fastened with the locking holes 9b, 9b of the strip-shaped suspension members 9, 9 ,. The winding surface D is formed into a uniform circumferential surface by combining 16 and the sandwiching body 18 and fixing them with the screw 19, and the sandwiching receiving surfaces 15 and 15 and the sandwiching bodies 18 and 18 are The strip-shaped suspension members 9, 9 ...
5b and shutter curtain 5 along the inclined pieces 17 ″, 17 ″
The hanging fittings 9c, 9c ... Extending from the payout opening b toward the hanging direction of a, 5b, 5c and connected to the lower ends thereof are connected to the upper plate 8a,
The shutter curtains 5a, 5b, 5c are configured to be suspended by being attached to suspension portions (not shown) of 8b, 8c.

In the above configuration, the shutter curtains 5a, 5b,
In order to open and close the three windows A, B and C by moving up and down 5c, the opening / closing machine 15 is driven in the forward / reverse direction, and the belt-shaped hanging is performed by the forward / reverse operation of the winding body 10, 10 ... Shutter curtains 5a, 5 connected to the strip-shaped suspension strips 9, 9 ... By winding and unwinding the strips 9, 9 ...
b and 5c can be fed out from the winding shafts 7a, 7b and 7c and fed in to open and close the three-sided windows A, B and C.

In such opening / closing operations of the shutter curtains 5a, 5b, 5c, the strip-shaped suspension members 9, 9 ... Are sequentially wound around the winding surface D of the winding members 10, 10 ... And unwound. The suspension starting end portions of the strips 9, 9 ...
Engaging projections 17 between the 17, 17 and the sandwiching receiving surface 15 of the bases 16, 16.
Since they are sandwiched by a and 17a, the concavo-convex portion such as a screw for fixing the strip-shaped suspension strips 9, 9 ... It can be ensured as a uniform circumferential surface without being exposed to the winding surface D at all, and the strip-shaped suspension strips 9, 9 with no winding unevenness can be obtained with the strip-shaped suspension strips 9, 9 ... It is possible to smoothly perform the winding operation and the rewinding operation of.

In addition, similarly, the suspension starting end portions of the strip-shaped suspension members 9, 9 ...
Along the inclined surfaces 15b, 15b of the sandwiching receiving surfaces 15, 15 and the sandwiching pressing surfaces 17, 17 of the sandwiching bodies 18, 18, on the winding surface D of the hoisting body 10, 10 ... Since it is unwound, the folding angle of the slings 9, 9 ... At the unwinding port b is reduced, and metal fatigue due to repeated operations of hoisting and rewinding is controlled. It is possible to prevent accidents such as cutting, and therefore the shutter curtain 5
It is possible to perform a safe and smooth lifting operation of a, 5b, 5c for a long period of time.

[Advantages of the Invention] In short, the present invention is a winding device including a strip-shaped suspension member for suspending a structure, and a winding member for winding the strip-shaped suspension member, wherein the winding member comprises: The base is formed by notching inclined surfaces at both edges of the flat surface to form a sandwiching receiving surface that is continuous with the peripheral surface, and the outer edge of the sandwiching pressing surface formed by projecting inclined pieces at both edges of the flat surface is connected by the peripheral surface. And an engaging projection for fastening a locking hole formed at the hanging starting end of the strip-shaped hanging body, and the engaging projection is formed on the sandwiching receiving surface and the sandwiching pressing surface. Each of the engaging holes is provided, and the winding surface of the strip-shaped suspending strip is made uniform by the respective circumferential surfaces of the base body and the sandwiching body which are united while the engaging holes of the suspension starting end portion are fixedly attached to the engaging projections. It is formed of a circumferential surface, and the band-shaped suspension strip is extended and sandwiched between the sandwiching receiving surface and the sandwiching pressing surface in the structure suspending direction along the inclined surface and the inclined piece. Since it is configured as described above, the fastening part of the suspension member is not exposed at all on the winding surface of the winding body, and it is possible to maintain a circumferential shape without unevenness, which eliminates uneven winding and is stable and uniform. It is possible to wind and rewind a simple hanging strip, and to firmly connect the strip-like hanging body that suspends the structure to the hoisting body, and also the strip-like hanging strip that is fed to the winding surface. Since the folding angle of the body can be set to a small value, it is possible to prevent fatigue at the starting end of the suspension of the strip-shaped suspension body due to repeated operations of hoisting and rewinding and to prevent accidents from falling out of the structure. It has a useful new effect.

[Brief description of drawings]

The drawings show an embodiment in which the winding device of the present invention is adopted in a shutter device, and FIG. 1 is an overall perspective view,
Fig. 2 is an overall perspective view seen from the indoor side, Fig. 3 is a perspective view of a main part of the bag, Fig. 4 is a cross-sectional view of a roof part, and Fig. 5 (a) is a cross-sectional view of a winding body. 5 (b) is a front view of the same as above, FIG. 6 (a) is an explanatory view of the operation of the main parts, and FIG. 6 (b) is an explanatory view of the operation of the main parts of the suspension member. In the figure, 9, 9 ... strip-shaped suspension members, 10, 10 ... winding body, 15 ... sandwiching receiving surface, 15a ... flat surface portion, 15b, 15b ... inclined surface, 16, 16
...... Substrate, 17 ...... Clamping pressing surface, 17 '...... Flat part, 17 ″ ...
... Inclined piece, D ... Winding surface, a, a '... Circumferential surface, 18, 18 ...
… A sandwich.

Claims (1)

[Claims] 1. A winding device comprising a strip-shaped suspension member for suspending a structure and a winding member for winding the strip-shaped suspension member, wherein the winding member has inclined surfaces at both end edges of a flat surface portion. And a sandwiching body formed by connecting the outer edges of the sandwiching pressing surfaces, which are formed by projecting inclined pieces at both end edges of the flat surface portion, to each other on the circumferential surface. In the sandwiching receiving surface and the sandwiching pressing surface, an engaging projection for fixing a locking hole formed in the hanging start end portion of the strip-shaped hanging body and an engaging hole for inserting the engaging projection are provided, The winding surface of the strip-shaped suspension strip is formed with a uniform circumferential surface on each of the peripheral surfaces of the base body and the sandwiching body which are united while the locking hole of the suspension starting end portion is fixed to the engaging projection. The above strip-shaped suspended body,
A winding device configured to be extended between the sandwiching receiving surface and the sandwiching pressing surface in the suspending direction of the structure along the inclined surface and the inclined piece to sandwich the structure.