KR102362407B1 - Wire rope disk drum for stage equipment - Google Patents

Abstract

The present invention relates to a wire rope disc drum for stage equipment. More specifically, a ring-shaped fixing plate is attached to an outer plate constituting a disc drum, wherein an end of a wire rope is placed in a semicircular placement groove through the center of the fixing plate, and is brought face to face with a fixing clip having a semicircular fixing groove to be fixed to a coupling member, and, thus, the wire rope disc drum can secure a wire rope fixing work space more than an existing wire rope fixing method, and also, can stably fix the wire rope with high surface contact. For example, since the wire rope is changed in direction to contours of the fixing plate through a guide groove part on the rear side of the fixing plate to be fixed on the front side of the fixing plate through the fixing clip, the wire rope disc drum can prevent wire ropes fixed to a last fixing plate from being moved as well as can reinforce a tensile force arising during the winding and unwinding of the wire ropes, thereby providing an effect of guaranteeing safety against a fall of stage equipment by preventing the separation of the wire ropes from the fixing plate.

Description

Wire rope disk drum for stage equipment

The present invention relates to a wire rope disk drum for stage equipment, and more particularly, comprising a fixing plate capable of more efficiently connecting the end of the wire rope to the outer plate constituting the disk drum and making it easy to secure a connecting work space, It not only strengthens the stable installation with the fixing clip that fixes the wire rope, but also reduces the durability of the drum and the overall self-weight while ensuring that the stable wire rope is wound on the drum. It relates to a wire rope disk drum for stage equipment that prevents derailment and ensures safety against falling of stage equipment.

In general, the wire rope disk drum for stage equipment is a drum that guides the smooth operation of the wire rope connected to the set when the performance stage, banner, lighting, and various backdrops, that is, the rising or falling of various sets, and the drum is one It is divided into a multi-row drum having a plurality of guide grooves for guiding a plurality of wire ropes to the drum, and a single-row drum having a single guide groove for guiding a single wire rope to a single drum. Multiple drums are used to raise or lower the set.

In particular, in the stage apparatus, the wire drum is used to raise or lower the curtain and place it in a fixed position in the stage space only when necessary, and when unnecessary, lift it up and hide it in the space on the stage to make use of the space, the wire After winding the wire rope on the drum, it is rotated in the forward or reverse direction by a forward/reverse motor. When the wire rope is wound on the drum, the stage equipment rises. perform the function

1 to 2, when looking at the configuration of a general stage device, a sculpture hanger 10 provided horizontally so that various banners or lights can be attached, and a plurality of places of the sculpture hanger 10 A wire rope 20 that is connected to move the object hanger 10 up and down, and a rotary pulley 30 installed on the upper surface of the grid frame 50 to change the moving direction of the wire rope 20, and a wire rope ( 20) is wound and it is composed of a driving unit 40 installed on one side of the grid frame 50 so as to selectively move the structure holder 10 up and down, and the driving unit 40 winds the wire rope 20. An aluminum wire drum 41 provided so as to be released or unwound, one side is connected to the rotation shaft of the aluminum wire drum 41, and the other side is connected to a motor 43 to be described later to reduce the rotation speed of the motor 43 to reduce the rotation speed of the drum ( 41) It is composed of a reducer 42 that transmits a driving force to the side, and a motor 43 provided with a brake (not shown) on one side and rotationally driving the aluminum wire drum 41 by receiving power.

The configuration of the wire drum as described above will be briefly described as follows.

A plurality of disk-shaped drum plates spaced apart from each other in the circumferential direction, a bobbin coupled between the drum plate and the drum plate and having a wire wound around an outer circumferential surface, and a fastening member for mutually fastening the drum plate and the drum plate is composed of

Here, by fixing one end of the wire, in winding the wire rope, the end of the wire rope is passed through the wire inlet hole formed in the bobbin and the drum plate, and then fixed by simply bundling or binding the end of the wire rope using a binding means. The wire rope wound as described above has a problem in that the binding part is released according to the continuous wire rope action, and there is a risk of falling, and also, due to the phenomenon that the wire rope is drawn to one side of the wire drum, There was a problem that the winding and unwinding operation of the wire rope did not occur smoothly due to the gap between the drum plate and the drum plate.

Korean Patent Registration No. 10-1683101 (Name: Wire Rope Disc Drum for Stage Equipment, Registration Date: November 30, 2016, hereinafter referred to as 'Patent Document') is disclosed to solve the above points. .

Looking at the structure of the patent literature,

In the wire rope disk drum for stage equipment, a first outer plate having a shaft hole in the center, a space formed toward the shaft hole and a plurality of through holes, and a shaft hole, a space portion, and a plurality of through holes are formed to correspond to the first outer plate A second outer plate, a plurality of split plates having a through hole in the center, which are provided to correspond to each other inside the first outer plate and the second outer plate, and a space provided between the plurality of split plates, in which shaft holes and inlet holes are formed It consists of an intermediate plate including a part, and a reinforcing plate fixed to the first or second outer plate by a fixing member.

In addition, the reinforcing plate further includes a through hole formed in the center, a space formed toward the through hole, and a guide hole formed in a circular arrangement around the through hole.

In addition, the reinforcing plate further includes a plurality of fixing clips positioned in a circular arrangement around the origin, fixed by the fixing member.

In addition, the fixing clip further includes a coupling hole formed in the center, and a fixing groove formed on the bottom surface to wrap the wire rope in close contact with the reinforcing plate.

In addition, it further includes a support formed on the bottom surface of the fixing clip to correspond to the fixing groove.

In addition, the first outer plate and the second outer plate are formed of an aluminum material, the dividing plate, the intermediate plate, and the reinforcing plate are formed of steel, and the reinforcing plate is formed to be thinner than the thickness of each outer plate.

In this patent document, a reinforcing plate is fixedly installed on the outer plate of the drum, and a plurality of fixing clips are arranged in a circular arrangement on the reinforcing plate. By firmly fixing, the wire rope can be operated continuously in a firmly fixed state, and at the same time, various plates installed inside the wire drum are firmly fixed by the reinforcing plate, so that the wire rope operates in a balanced state without a tilting phenomenon This is to improve the smooth operation of the wire rope and the safety of each product.

However, in the patent document as described above, when connecting one end of the wire rope drawn out with the disk drum, the space portion of the final reinforcing plate is relatively narrow. There are disadvantages, and the disadvantage of poor workability is pointed out.

In addition, in fixing through the clip, the clip wraps only about half of the diameter of the wire rope, and the opposite side of the wire rope is in line contact with the front surface of the reinforcing plate. According to the fastening of the clip by the fastening of the fixing member, the degree to which the support part of the clip presses the reinforcing plate is also in line contact. There is a concern about the risk of derailment of the wire rope, and such a state has a problem of causing a safety accident in which the main part of the stage equipment falls.

The present invention was invented to solve the problems of the related art as described above, and it is possible to more efficiently connect the end of the wire rope to the outer plate constituting the disk drum, and has a fixing plate that makes it easy to secure a connecting work space However, it not only strengthens the stable installation with the fixing clip fixing the wire rope, but also reduces the durability of the drum and the overall self-weight while allowing the stable wire rope to be wound on the drum, and when the wire rope is operated, the wire rope An object of the present invention is to provide a wire rope disk drum for stage equipment that prevents derailment from a fixed plate and ensures safety against a fall of stage equipment.

According to the present invention for achieving the above object, a first outer plate having a shaft hole formed in the center in a disk shape, a space portion formed toward the shaft hole and a plurality of through holes, and a shaft hole, a space portion, and a shaft hole corresponding to the first surface plate, A second face plate having a plurality of through-holes formed therein, a plurality of split plates provided to correspond to each other between the first face plate and the second face plate, a plurality of split plates having a through-hole formed in the center, and a shaft hole provided between the plurality of split plates; An intermediate plate including a space in which an inlet hole is formed, and the first or second outer plate, fixed by a fixing member, in the form of a ring having a thickness greater than that of the outer plate, is fixed by placing one end of the wire rope on both sides of its front surface A pair of semi-circular seating grooves are arranged to be spaced apart, respectively, and a fastening hole is formed between the semi-circular seating grooves, a fixing plate having a plurality of fixing holes for coupling the fixing member, and a semi-circular seating groove of the fixing plate corresponding to A semi-circular fixing groove is formed to wrap the wire rope in a shape, and a coupling hole for fixing the fastening member is formed in the fastening hole between the fixing grooves, and a plurality of fixing clips for fixing the wire rope guided in the semi-circular seating groove are formed. In the wire rope disk drum for stage equipment configured including,

On the rear surface of the fixing plate, a guide groove for fixing the wire rope passing through the space of the first outer plate or the second plate via the dividing plate and the intermediate plate to the outside of the fixing plate as a semi-circular seating groove of the fixing plate is further formed. characterized.

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In the outer portion of the fixing plate from the guide groove according to the present invention, it is characterized in that a groove for guiding the wire rope into a semi-circular seating groove is formed extending.

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Between a pair of semi-circular seating grooves respectively formed on the fixing plate according to the present invention, two position fixing projections for supporting the fixing clip are formed, and the fixing clip is characterized in that a support groove through which the positioning projection is guided is formed.

The first face plate and the second face plate according to the present invention are characterized in that the hole is further formed radially around the through hole.

The wire rope disk drum for stage equipment according to the present invention is provided with a ring-shaped fixing plate attached to the outer plate constituting the disk drum, and the end of the wire rope is placed in a semi-circular seating groove through the center of the fixing plate, and the semi-circular fixing groove By fixing the fastening member by matching it with a fixing clip having Since the direction is changed to the outside of the fixing plate through the guide groove on the back side of the fixing plate and fixed with the fixing clip at the front of the fixing plate, it is possible to prevent the flow of the wire ropes fixed to the final fixing plate and to reinforce the tension generated when the wire rope is unwound. In this respect, it provides the effect of ensuring the safety against the fall of the stage equipment by preventing the derailment of the wire rope from the fixed plate.

1 is a structural diagram showing the structure of a conventional general stage device.
Figure 2 is a structural diagram showing an operating structure for operating a conventional wire rope disk drum.
3 is a perspective view showing the present inventor's disc drum separated;
Figure 4 is a perspective view showing an extract of the fixing plate of the disk drum according to the present invention;
5 is a perspective view showing a state in which the fixing plate according to the present invention is applied to the disk drum;
6 is a perspective view showing the disk drum to which the fixing plate is coupled in FIG. 5;
7 is a bottom view showing a state in which the disk drum according to the present invention is connected to the driving unit;
Fig. 8 is a side view showing the disc drum taken from Fig. 7;
9 is a front view showing a state in which the wire rope drawn out by the disk drum according to the present invention is fixed to the fixing plate;
10 is a cross-sectional view taken along line AA showing the fixed state of the wire rope in FIG. 9;
11 is a perspective view showing an example of a fixing state of a fixing clip for fixing a wire rope from a fixing plate according to the present invention;
12 is a perspective view showing a fixing plate of an embodiment according to the present invention;
13 is a cross-sectional view showing the fixing state of the wire rope to the fixing plate of FIG. 12;
14 is a perspective view showing another embodiment of a fixing plate according to the present invention.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to conventional or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that it can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are only the most preferred embodiment of the present invention, and do not represent all of the technical spirit of the present invention, so at the time of the present application, they can be replaced It should be understood that various equivalents and modifications may exist.

In the wire rope disk drum 100 for stage equipment, the wire rope disk drum according to the present invention is as shown in FIGS. 3 to 14 attached thereto.

As shown in FIG. 3 , the disk drum 100 includes a first outer plate 10 , a second rag plate 20 , a divider plate 30 , an intermediate plate 40 , a fixing plate 50 and a fixing clip 60 . It is largely divided into

The first outer plate 10 has a circular plate shape with a shaft hole 11 formed in the center thereof, and a space 12 formed toward the shaft hole 11 and a plurality of through holes 13 are formed.

The second face plate 20 is formed with a shaft hole 21 , a space portion 22 , and a plurality of through holes 23 to correspond to the first face plate 10 .

The through-holes 13 and 23 of the first face plate 10 and the second face plate 20 pass through the fixing member 2 to fasten the nut together with the divider plate 30 and the intermediate plate 40. A disk drum 10 is formed together with a fixing plate 50 to be described later. In the drawing, the fixing member 2 and the nut are fastened at four points.

The divider plate 30 is provided in plurality between the first face plate 10 and the second face plate 20 to correspond to each other, and is a disk body having a through hole 31 formed in the center, and is a periphery of the through hole 31 . The through-holes 32 coincident with the through-holes 13 and 23 of the first face plate 10 and the second face plate 20 are formed.

The intermediate plate 40 is provided between a plurality of partition plates 30, and a shaft hole 41 is formed in the center, and an inlet hole 42 for guiding a wire rope around the shaft hole 42. This is formed and is a disk body having a space portion 43 extending from the inlet hole (42).

For reference, the wire rope (1) is drawn out through the through hole of the dividing plate through the space (43), and on the outer periphery of the intermediate plate (40) on the outside of the inlet hole (42) communicating with the space (43). A wire rope (1) is wound.

In addition, in the intermediate plate 40 , through holes 13 and 23 and through holes 44 coincident with the through holes 32 of the first outer plate 10 and the second outer plate 20 are formed.

The fixing plate 50 is molded and manufactured from an aluminum material, and is fixed to the first outer plate 10 or the second outer plate 20 by a fixing member 2, in the form of a ring having a thickness greater than that of the outer plate, and its front surface A pair of semi-circular seating grooves 52 for fixing and placing one end of the wire rope 1 on both sides are spaced apart from each other.

In addition, a fastening hole 54 is formed between the semi-circular seating groove 52 , and a plurality of fixing holes 55 for coupling the fixing member 2 are formed.

In the disk drum 100 of the present invention, the spaces 12 and 22 of the first and second outer plates 10 and 20, the through holes 31 of the dividing plate 30, and the intermediate plate 40 ) of the inlet hole 42 is to form a passage for passing the wire rope (1).

The fixing clip 60 is applied in plurality, and corresponds to the semi-circular seating groove 52 of the fixing plate 50, respectively, and the wire rope 1 guided to the semi-circular seating groove 52 by the fastening member S. Make it pressurized. This is to reinforce the fixation of the wire rope with a semicircular surface contact rather than a line contact to the front of the existing reinforcing plate.

As shown in the attached FIG. 11 as an embodiment according to the present invention, between a pair of semi-circular seating grooves 52 respectively formed on the fixing plate 50, a position fixing protrusion 51 for supporting the fixing clip 60 is provided. ) is formed at two points, and a support groove 61 through which the position fixing protrusion 51 is guided is formed in the fixing clip 60 so that the fixing clip 60 is attached and fixed without being twisted.

The position fixing protrusion 51 and the support groove 61 may have various shapes such as a circle, a semi-circle, and a square, as long as they can prevent the fixing clip 60 from being distorted.

In addition, the attached FIG. 12 shows a fixing plate 50 of another embodiment, and on the rear surface of the fixing plate 50 , the first outer plate 10 or the second via the dividing plate 30 and the intermediate plate 40 . Guide groove 56 for fixing the wire rope 1 passing through the space 13 and 23 of the patch 20 to the semi-circular seating groove 52 of the fixing plate 50 via the outside of the fixing plate 50 ) is further formed.

Attached Figure 14 is a perspective view showing another embodiment of the fixing plate 50, from the guide groove 56 to the outer portion of the fixing plate 50, a groove for guiding the wire rope 1 to the semi-circular seating groove 52 ( 58) is formed by extension. The groove 58 is recessed in a semi-circular shape like the semi-circular seating groove 52 to facilitate close guiding of the wire rope 1, and to prevent the flow of the wire rope 1 guided in the groove 58. will be.

On the other hand, the fixing clip 60 has a semi-circular fixing groove 62 for enclosing the wire rope 1 in a shape corresponding to the semi-circular seating groove 52 of the fixing plate 50, and the fixing groove 62 A coupling hole 64 for fixing the fastening member S to the fastening hole 54 is formed therebetween.

On the other hand, it is preferable that the first and second outer plates 10 and 20 are further provided with through-holes 12 and 22 in a radial direction with salvage holes 14 and 24 . These slimming holes 14 and 24 are to reduce the overall weight of the disk drum and at the same time to prevent deformation due to external force as much as possible.

The operation according to the fixing of the wire rope through the wire rope disk drum for the stage device of the present invention configured as described above is as follows.

First, in the combination of the disk drum 100, as shown in the accompanying FIG. 3, the first outer plate 10 and the second outer plate 20 are disposed correspondingly, and the partition plate 30 and the intermediate plate 40 are disposed therebetween. ) are alternately arranged.

In the drawing, the fixing plate 50 is positioned on the outer surface of the first outer plate 10 and the through hole 13 through the fixing hole 55 of the fixing plate 50 using the fixing member 2, After passing through (23), (33) and (44), the prepared washer, spring washer, and nut on the rear side of the second surface plate are fastened to combine them into one disk drum 100.

The disc drum 100 combined as described above has a single bobbin shape capable of winding the wire rope 1 in several stages, and in particular, the salpe pores formed in the first outer plate 10 and the second outer plate 20 . (14) and (24) can reduce the overall weight of the disk drum, and further prevent the deformation of the disk-shaped first outer plate 10, the second outer plate (20).

The wire ropes (1) are wound around the outer periphery of the intermediate plate (40) between each partition plate (30) or to be unwound.

The end side of the wire rope (1) passes through the space portion (43) of the intermediate plate (40) and the space portion (12) of the final first outer plate (10) through the through hole (31) of the dividing plate (30). Through the center of the ring-shaped fixing plate 50, by placing it in a plurality of semi-circular seating grooves 52 located on the front side of the fixing plate and fixing the fixing clip 60 as a fastening member (S), the wire rope (1) is fixed work is done

Since the wire rope 1 passes through the inner diameter of the fixing plate 50, that is, the center of the single hole as it is, it provides a larger space than the space portion formed by dividing the existing reinforcing plate in two.

This point provides a very advantageous advantage in that the wire ropes can be easily drawn out, and a work space is secured during the fixing operation of the wire rope.

In particular, in the support 3 that is shaft-connected to the disk drum 100 and installs and supports the driving unit 200 for rotationally driving the disk drum, the narrowness between the position where the fixing plate 50 is located from the point where the disk drum is axially supported. The connection work of the wire ropes passing through the center of the fixed plate and the fixed plate manufactured in the ring shape as described above in one space provides the advantage of being made easier compared to the existing work.

The fixing operation of the wire rope (1) using the fixing clip (60) is formed by converting each wire rope (1) passing through the large inner diameter of the center of the fixing plate (50) toward the outside of the front of the fixing plate (50). After placing it in the semi-circular seating groove 52, the fixing groove 62 of the fixing clip 60 is covered with the wire rope 1, and as a fastening member (S), it is placed in the fixing hole 54 on the fixing plate 50 side. conclude

Due to the fastening of the fastening member (S), the wire rope 1 has the semi-circular seating groove 52 and the fixing groove 62 so that the ground area of the wire rope is widened, so that more stable fixing is possible.

On the other hand, in the fixing using the fixing clip 60, as shown in the attached FIG. 11, the fixing clip (50) to a pair of position fixing projections 51 formed on one side of the semi-circular seating groove 52 on the side of the fixing plate ( 60) in the state in which the support groove 61 is matched, and is fixed as the fastening of the fastening member (S) as described above. This makes the fixing operation easier because the fixing clip 60 is pressed and fixed with the wire rope 1 while maintaining the state in which the fixing clip 60 is not easily twisted from the fixing plate 50 in the screw fastening of the fastening member (S).

12 and 13, by forming a guide groove 56 on the rear surface of the fixing plate 50, the wire rope 1 drawn out through the space 12 of the first outer plate 10 ) draws out one end of the wire rope 1 into the guide groove 56 in a state where the fixing plate 50 is attached to the first outer plate 10, and then passes through the outer periphery of the fixing plate 50 to the front side It is possible to attach and fix the wire rope 1 by coupling the fixing clip 60 as described above by placing it in the semi-circular seating groove 52 of the.

This is to attach the wire rope (1) by positioning it in the semi-circular seating groove (52) on the front side from the outside of the fixing plate (50) through the guide groove (56). As much as it provides the effect of dispersing the tensile force in the pulling action of the wire, it is possible to fix the wire rope more stably.

When fixing the wire rope as described above, as shown in FIG. 14 , the outer periphery of the fixing plate 50 is guided by the recess 58 extending into the semi-circular seating groove 52, and the wire rope in the semi-circular seating groove 52 ( 1) is positioned so that the fixing clip 60 is fixed, so that the wire rope 1 does not flow from the fixing plate 50 and can be fixed in the seating groove of the correct position.

Since the semi-circular seating groove, guide groove, and groove according to the wire rope fixing as described above are a disk body having a thicker thickness than the first outer plate, unlike the existing reinforcing plate, as described above, the center of the wire rope is drawn out through the guide groove or to the outside through the guide groove. It is possible to provide the effect of flow prevention due to conversion withdrawal and groove.

As described above, in the present invention, specific matters such as specific components, etc., and limited embodiments and drawings have been described, but these are only provided to help a more general understanding of the present invention, and the present invention is not limited to the above embodiments. , various modifications and variations are possible from these descriptions by those of ordinary skill in the art to which the present invention pertains.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and not only the claims to be described later, but also all those with equivalent or equivalent modifications to the claims will be said to belong to the scope of the spirit of the present invention. .

1: wire rope 2: fixing member
10: first face plate 20: second face plate
14, 24: Salpagi Gong 11, 21, 41: Chuk Gong
12, 22, 43: space 13, 23, 32, 44: through hole
30: divider 31: through hole
40: middle plate 42: inlet hole
50: fixing plate 51: position fixing protrusion
52: semi-circular seating groove 54: fastener
55: fixing hole 56: guide groove
58: groove 60: fixing clip
61: support groove 62: fixed groove
64: coupling hole 100: disk drum
S: fastening member

Claims (6)

The first face plate 10 in which a shaft hole 11 is formed in the center of a disk shape, a space 12 and a plurality of through holes 13 formed toward the shaft hole side, and the first face plate 10 are mutually corresponding to each other The shaft hole 21, the space portion 22, the second face plate 20 having a plurality of through holes 23 formed therein, and the first face plate 10 and the second face plate 20 are provided to correspond to each other, It includes a plurality of partition plates 30 having a through hole 31 formed in the center, and a space portion 43 provided between the plurality of partition plates 30 in which a shaft hole 41 and an inlet hole 42 are formed. is fixed to the middle plate 40 and the first outer plate 10 or the second outer plate 20 by a fixing member 2, in the form of a ring having a thickness greater than that of the outer plate, and wire ropes on both sides of the front surface A pair of semi-circular seating grooves 52 for seating and fixing one end of (1) are respectively spaced apart, and a fastening hole 54 is formed between the semi-circular seating grooves 52, and the fixing member (2) A fixing plate 50 having a plurality of fixing holes 55 formed for coupling of the fixing plate 50, and a semi-circular fixing groove 62 for enclosing the wire rope 1 in a shape corresponding to the semi-circular seating groove 52 of the fixing plate 50 ) is formed, and a coupling hole 64 for fixing the fastening member S is formed in the fastening hole 54 between the fixing grooves 62 , and the wire rope 1 guided in the semi-circular seating groove 52 is formed. ) In the wire rope disk drum 100 for stage equipment comprising a plurality of fixing clips 60 for fixing,
On the rear surface of the fixing plate 50, a wire rope ( Wire rope disk drum for stage equipment, characterized in that a guide groove (56) for fixing 1) to the semi-circular seating groove (52) of the fixing plate (50) via the outside of the fixing plate (50) is further formed.
delete According to claim 1,
A wire rope disk drum for a stage device, characterized in that a groove (58) for guiding the wire rope (1) to the semi-circular seating groove (52) is extended from the guide groove (56) to the outer portion of the fixing plate (50).
delete According to claim 1,
Two position fixing projections 51 for supporting the fixing clip 60 are formed between a pair of semicircular seating grooves 52 respectively formed on the fixing plate 50, and the fixing clip 60 has a positioning projection ( A wire rope disk drum for stage equipment, characterized in that a support groove (61) through which 51) is guided is formed.
According to claim 1,
Wire rope disc drum for stage equipment, characterized in that the first and second outer plates 10 and 20 are further provided with through-holes 12 and 22 in a radial direction with salvage holes 14 and 24 formed therein. .

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