JP2011140869A - Wire insertion implement for preventing panel fall - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a wire insertion implement for preventing panel fall, which can easily remove one arbitrary panel of a sound insulation wall constituted by attaching sound insulation panels in a plurality of steps from wire for fall prevention. <P>SOLUTION: The wire insertion implement K1 for preventing panel fall is used for inserting the wire W for preventing panel fall while being attached to each of the sound insulation panels P of the sound insulation wall which is constituted by attaching the sound insulation panels P in the plurality of up-and-down steps between the supports of an H-shaped cross section which are provided upright at predetermined spacings, and consists of a nearly C-shaped body and an opening-closing member which opens and closes the opening of the C-shaped body. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  TECHNICAL FIELD The present invention relates to a panel drop prevention wire insertion tool used for a sound insulation wall for preventing noise pollution caused by traveling of a vehicle such as a highway or a railroad. Specifically, the present invention relates to an H-shaped cross section erected at predetermined intervals. A panel drop prevention wire insertion tool for inserting a panel drop prevention wire by attaching it to each of the sound insulation panels of a sound insulation wall having a plurality of upper and lower sound insulation panels mounted between columns.

  6A is a longitudinal sectional view of a sound insulation panel P to which a conventional panel drop prevention wire insertion tool 30 is attached, and FIG. 6B is a schematic transverse sectional view of the sound insulation panel P. FIG. In the sound insulation panel P, a sound absorbing material 33 is disposed between the front plate 31 and the back plate 32 and an air layer 34 is provided between the sound absorbing material 33 and the back plate 32 as shown in FIG. Is. And the panel drop prevention wire insertion tool 30 which consists of an eyebolt is attached to the upper end part side of the side frame 35 each provided in the right-and-left side of this sound-insulation panel P.

  Thus, the panel drop prevention wire insertion tool 30 of each sound insulation panel P is inserted with the panel drop prevention wire suspended from the upper end of the H-shaped cross section, and thus, for example, traveling on an elevated highway. Even if the car hits the sound insulation panel P, the panel P is prevented from falling under the overpass.

  By the way, since the conventional panel drop prevention wire insertion tool is made of eyebolts as described above, in the sound insulation wall constructed by attaching the sound insulation panels to the upper and lower stages between the columns, for example, one of the sound insulation panels is damaged. When replacing the sound insulation panel, it is necessary to remove all of the sound insulation panels having a plurality of upper and lower stages from the panel drop prevention wire. Therefore, the removal work is very troublesome, and it has been difficult to replace the sound insulation panel.

  The present invention has been made in view of the above problems, and an object thereof is to provide a panel drop prevention wire insertion tool capable of easily replacing any one sound insulation panel of a sound insulation wall constructed by attaching sound insulation panels in a plurality of upper and lower stages. To do.

  Means for solving the above-described problems will be described with reference numerals in the embodiments described later. The invention according to claim 1 includes a cross section H-shaped support column 1, 1 erected at predetermined intervals. A panel drop prevention wire insertion tool for attaching a panel fall prevention wire W by attaching it to each of the sound insulation panels of the sound insulation wall having a plurality of upper and lower sound insulation panels attached thereto, and a substantially C-shaped main body 36 and And opening / closing members 37 and 38 for opening and closing the opening 36o of the C-shaped main body 36, and a required portion of the sound insulation panel P and the panel drop prevention wire W are attached to and detached from the opening 36o. Features.

  According to a second aspect of the present invention, in the wire insertion tool for panel drop prevention according to the first aspect, the opening / closing member for opening and closing the opening portion 36o of the C-shaped main body 36 comprises a coil spring 37, and the coil spring 37 has both end portions 37a. , 37b are arranged so as to be fitted to both end portions 36a, 36b of the C-shaped main body 36, and one end portion 37a thereof is attached to one end portion 36a of the C-shaped main body 36.

  According to a third aspect of the present invention, in the wire dropper for preventing panel drop according to the first aspect, an opening / closing member for opening and closing the opening 36o of the C-shaped main body 36 includes a ring-shaped member 38, and the ring-shaped member 38 is The one end portion 38a is attached to the one end portion 36a of the C-shaped main body 36 so as to generate a spring biasing force so that the opening 36o of the C-shaped main body 36 is always closed from the inside.

  The effect of the invention by the above solution will be described with reference numerals of the embodiments described later. According to the invention according to claim 1, when one of the sound insulation panels is damaged and the sound insulation panel is replaced, the panel drops. The wire W can be easily removed while the prevention wire W is inserted, and the wire W can be easily attached to the new sound insulation panel P.

  That is, according to the present invention, when replacing the sound insulation panel, the C-shaped body 36 is dropped by opening the opening / closing member that opens and closes the opening 36o of the C-shaped body 36 of the wire insertion tool attached to the sound insulation panel. By removing from the prevention wire W and the sound insulation panel, only the sound insulation panel damaged by this can be removed, and the operation of inserting the new sound insulation panel through the wire W can be easily performed by operating the opening and closing member. It is possible to easily and easily replace the sound insulation panel. Further, since the structure is simple, it can be provided at a low cost.

  According to the second aspect of the present invention, the opening / closing member that opens and closes the opening 36 o of the C-shaped main body 36 includes the coil spring 37, and both ends 37 a and 37 b of the coil spring 37 have both ends of the C-shaped main body 36. As shown in FIG. 4 (a), the one end 37a is attached to one end 36a of the C-shaped main body 36. The opening 36o is closed by a spring biasing force, and as shown in FIG. 4 (b), the other end 37b of the spring 37 is pressed and compressed to open the opening 36o. By inserting the end 36b side into the mounting hole 28 provided in the sound insulation panel P as shown in FIG. 4C, the C-shaped main body 36 can be attached to the sound insulation panel P, and in this state the spring Press one end 37b of 37 By opening the mouth 36o, it is possible to perform mounting and dismounting of the panels fall prevention wire W very easily.

  According to the third aspect of the present invention, the opening / closing member that opens and closes the opening 36 o of the C-shaped main body 36 includes the ring-shaped member 38, and one end 38 a of the ring-shaped member 38 has a C-shaped main body 36. Is attached so as to generate a spring biasing force so as to always close the opening 36o of the C-shaped main body 36 from the inside, as shown in FIG. 5 (b). In the state where the other end portion 38b side is pushed inward against the spring biasing force and the opening 36o is opened, the end portion 36b side of the C-shaped main body 36 is placed on the sound insulation panel P as shown in FIG. The C-shaped main body 36 can be attached to the sound insulation panel P by inserting it into the mounting hole 28, and in this state, the end portion 38b of the ring-shaped member 38 is pushed to open the opening 36o, thereby preventing the panel from dropping. Wire W It is possible to perform mounting and removal very easily.

  A preferred embodiment of the present invention will be described below with reference to the drawings. FIG. 1 (a) is a front view of a sound insulation wall in which a panel drop prevention wire insertion tool according to the present invention is used, and FIG. (C) is a horizontal schematic sectional view. First, the sound insulation wall will be described. The sound insulation wall is mounted in a plurality of upper and lower stages on the front side facing the noise generation side between the adjacent pillars 1 and 1 with the H-shaped cross section 1 standing upright at predetermined intervals. Between the front sound insulation panel 2 and the rear sound insulation panel 3, and the rear sound insulation panel 3 that is the same sound insulation panel P attached to the back side of the front sound insulation panel 2. It is comprised from the air layer 4 formed, the upper cover 5 which covers the upper end part of the front sound insulation panel 2 and the back sound insulation panel 3, and the lower cover 6 which block | closes the lower end part. The support column 1 is made of an H-shaped steel including a web 1a and flanges 1b and 1c on both sides, and the web 1a is arranged so as to be orthogonal to the longitudinal direction of the road.

  As shown in FIG. 2, the front sound insulation panel 2 includes an upper frame 7 having a U-shaped vertical section downward, a lower frame 8 having an U-shaped vertical section, and left and right side frames 9, 9 each having an outward U-shaped cross section. It is formed by disposing a surface plate 11 made of punching metal on the surface side in the peripheral frame 10 made of, and disposing a sound absorbing material 13 made of rock wool, glass wool or the like on the back side, The frame 9 is bolted to the front side flange portion 1 b of the support column 1.

  The upper surface of the upper frame 7 forming the front sound insulation panel 2 is formed not in a horizontal plane but in an upward inclined shape from the rear end toward the front end. The lower surface of the lower frame 8 is not a horizontal plane, but is also formed to rise upward from the rear end toward the front end. And on the back side of the lower frame 8, an insertion support piece that is inserted so as to be in contact with the back surface of the upper frame 7 of the lower front acoustic insulation panel 2 when being mounted in a plurality of upper and lower stages between the adjacent struts 1, 1. 15 is protrudingly provided.

  As shown in FIG. 3, the rear sound insulation panel 3 includes a substantially corrugated panel body 16 and side frames 17 attached to the left and right ends of the inner surface of the panel body 16. Like the front sound insulation panel 2, the rear sound insulation panel 3 is inserted between the adjacent columns 1 and 1 so as to contact the back of the upper end of the lower rear sound insulation panel 3 when the rear sound insulation panel 3 is mounted in a plurality of upper and lower stages. The insertion support piece 18 is projected. The side frame 17 includes a front plate portion 17a, an end plate portion 17b that is bent at a right angle from one side edge thereof and is formed so as to correspond to the cross-sectional shape of the panel body 16, and a right angle from the front end edge portion thereof. The upper and lower end portions of the front plate portion 17a are fixed to the upper and lower end portions of the panel main body 16, and the end plate portion 17b is attached to the inner surface of the panel main body 16. The attachment piece 17c is attached and fixed to the panel body 16.

  (A)-(c) of Drawing 4 shows other drop prevention wire insertion tools K1 concerning the present invention. This fall prevention wire insertion tool K1 is composed of a substantially C-shaped main body 36 and a coil spring 37 as an opening / closing member for opening and closing the opening 36o of the C-shaped main body 36. The portions 37a and 37b are arranged so as to be fitted to both end portions 36a and 36b of the C-shaped main body 36, and one end portion 37a is attached to the one end portion 36a of the C-shaped main body 36. ), The opening 36o is closed by a spring biasing force, and the opening 36o is opened by pressing and compressing the other end 37b of the spring 37 as shown in (b).

  When using the drop prevention wire insertion tool K1, the end 36b side of the C-shaped body 36 is shown in (c) with the opening 36o open as shown in FIG. 4 (b). By inserting it into the mounting hole 28 provided in the sound insulation panel P, the C-shaped main body 36 can be attached to the sound insulation panel P, and in this state, by pushing the one end 37b of the spring 37 and opening the opening 36o, The panel fall prevention wire W can be attached and detached.

  FIGS. 5A to 5C show still another drop prevention wire insertion tool K2. The fall prevention wire insertion tool K2 includes a substantially C-shaped main body 36 and a ring-shaped member 38 as an opening / closing member that opens and closes an opening 36o of the C-shaped main body 36. The one end portion 38a is attached to the one end portion 36a of the C-shaped main body 36 so as to generate a spring biasing force so as to always close the opening 36o of the C-shaped main body 36 from the inside thereof.

  In use, as shown in FIG. 5 (b), the other end 38b of the ring-shaped member 38 is pushed inward against the spring biasing force to open the opening 36o. The C-shaped main body 36 can be attached to the sound insulation panel P by inserting the end 36b side of the shape main body 36 into the mounting hole 28 of the sound insulation panel P as shown in FIG. By pressing the end 38b of the member 38 and opening the opening 36o, the panel fall prevention wire W can be attached and detached.

  In the construction of the sound insulation wall, the lower cover 6 is disposed on the floor F surface side between the adjacent struts 1 and 1 of the cross-section H-shaped struts 1 erected at predetermined intervals, and both ends thereof are flanges of the struts 1. It fits between the parts 1b and 1c (see illustration). The required number of panel drop prevention wires W are suspended from the upper end of each support column 1, and each wire W is appropriately passed through a wire through hole provided in an intermediate required portion of the support column 1 (not shown). ing.

  After attaching the sound insulation panels P to the front side and the back side between the adjacent columns 1 and 1 in the required number of stages, and inserting the wires W through the wire insertion tools K1 attached to the sound insulation panels P, respectively. As shown in FIGS. 1 (a) and 1 (b), the upper end portion of the uppermost front sound insulation panel 2 and the rear sound insulation panel 3 is covered with the upper cover 5, and the end portions of the adjacent upper covers 5 and 5 are connected to each other. Are covered with the upper cover 5o for connection, and each is fixed with a volt | bolt, and construction of a sound insulation wall is completed.

  In the sound insulation wall constructed as described above, for example, when one of the sound insulation panels P is damaged and the sound insulation panel P is replaced, by opening the wire insertion tool K1 attached to the sound insulation panel P, the opening / closing means Opening 37 and 38 and removing them from the panel drop prevention wire W allows only the damaged sound insulation panel P to be removed, and the wire insertion tool K1 facilitates the insertion of the new sound insulation panel P through the wire W. Therefore, the replacement work of the sound insulation panel P can be performed easily and easily.

  In the embodiment described above, the wire insertion tool K has been described as being attached to the panel-type sound insulation panel P shown in FIG. 6, but as a matter of course, as shown in FIGS. The sound insulation panel constituted by the front sound insulation panel 2 and the back sound insulation panel 3 that are disposed apart from each other can be attached to the front sound insulation panel and the rear sound insulation panel.

(a) is a front view of a sound insulation wall in which the panel drop prevention wire insertion tool according to the present invention is used, (b) is a left side view, and (c) is a horizontal schematic sectional view. It is a perspective view which shows the principal part of a front sound-insulation panel. It is a perspective view which shows the principal part of a back surface sound insulation panel. 1 shows one embodiment of a panel drop prevention wire insertion tool, (a) is a side view of the insertion tool, showing a state in which the opening is closed, and (b) is a side view in a state in which the opening is opened. It is. (C) is a figure which shows the use condition. The other embodiment of the wire insertion tool for panel fall prevention is shown, (a) is a perspective view of the insertion tool, showing a state in which the opening is closed, (b) is a side view in a state in which the opening is open FIG. (C) is a figure which shows the use condition. (a) is a longitudinal cross-sectional view of a sound insulation panel to which a conventional wire drop prevention tool for panel fall is attached, and (b) is a schematic cross-sectional view of the sound insulation panel.

1 Cross section H-shaped support 2 Front sound insulation panel (sound insulation panel)
3 Rear sound insulation panel (sound insulation panel)
P sound insulation panel W panel fall prevention wire K1, K2 panel fall prevention wire insertion tool 36 C-shaped body 36o opening 37 coil spring (opening / closing member)
38 Ring-shaped member (opening / closing member)

Claims (3)

  Panel fall prevention wire for inserting the panel fall prevention wire by attaching it to each of the sound insulation panels of the sound insulation wall where the sound insulation panel is attached in multiple steps above and below between the H-shaped pillars with a transverse cross section standing at predetermined intervals An insertion tool comprising a substantially C-shaped main body and an opening / closing member that opens and closes an opening of the C-shaped main body, and a required portion of the sound insulation panel and a panel drop prevention wire are attached to and detached from the opening. A wire insertion tool for preventing panel drop.   The opening / closing member that opens and closes the opening of the C-shaped main body is formed of a coil spring, and the coil spring is disposed so that both end portions thereof are fitted to both end portions of the C-shaped main body, and one end portion thereof is C-shaped. The wire insertion tool for panel drop prevention according to claim 1, which is attached to one end of the main body.   The opening / closing member that opens and closes the opening of the C-shaped main body is formed of a ring-shaped member. One end of the ring-shaped member is at one end of the C-shaped main body, and the opening of the C-shaped main body is always inside. The wire insertion tool for panel drop prevention according to claim 1, wherein the wire dropping tool is attached so as to generate a spring biasing force to be closed.

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