JP2017179886A - Mobile soundproof wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile soundproof wall capable of taking effective measures to reduce noise, without the need for installation of a soundproof wall and the like, in construction work for cutting a road surface by a diamond cutter.SOLUTION: A mobile soundproof wall 100 according to the present invention has a skeleton part in which a plurality of frame members 5 having a wheel attached to a leg are coupled together. A soundproof sheet is arranged in such a manner as to cover the skeleton part, and a movable noise source is arranged on the covered inside.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a mobile soundproof wall for blocking work noise caused by a small machine such as compaction work by a road surface cutting work tamping rammer by a diamond cutter in road construction in a nearby residential area or the like.

  A diamond cutter (e.g., Japanese Patent Application Laid-Open No. 2004-360867) is used to cut the road surface such as asphalt or concrete. However, a diamond cutter (for example, a road surface cutting operation or a tamping rammer compaction operation) is used. When doing so, a very loud noise is generated.

Particularly in urban construction, there are many opportunities for construction on the road surface such as road surface cutting work at night when traffic is low, which is a cause of complaints from neighboring residents. Therefore, appropriate noise countermeasures are required in the construction using a small machine such as a road cutting work using a diamond cutter.
JP 2004-360867 A

  However, effective noise countermeasures have been taken so far, for example, because it is difficult to install a soundproof wall in the short time of the night, and the installation range of the soundproof wall is widened due to the movement of the noise source diamond cutter, etc. There was no problem.

  This invention solves the said subject, Comprising: The mobile soundproof wall which concerns on this invention has the frame | skeleton part which connects two or more frame members with which the wheel is attached to the leg part, and a soundproof sheet | seat is A noise source is arranged so as to cover the skeleton, and a movable noise source is disposed in the covered interior.

  In the mobile soundproof wall according to the present invention, the soundproof sheet is formed by connecting a first soundproof sheet, a transparent sheet, and a second soundproof sheet.

  The movable soundproof wall according to the present invention is characterized in that a transparent sheet is attached to the frame members at the ends of the plurality of frame members.

  Moreover, the movable soundproof wall according to the present invention includes a first fluororesin sheet and a second fluororesin sheet extending at both ends of the soundproof sheet.

  The mobile soundproof wall according to the present invention is characterized in that an opening is provided in the soundproof sheet and a filter is attached to the opening.

  Furthermore, the mobile soundproof wall according to the present invention is characterized in that soundproofing or sound insulation is written on a side surface or an upper surface of the soundproofing sheet.

  According to the movable soundproof wall 100 according to the present invention, a small machine such as a diamond cutter or a tamping rammer can be accommodated inside the cover member, and can be moved along with the movement of the diamond cutter or the tamping rammer. Therefore, it is possible to cut off noise sources such as diamond cutters and tamping rammers from nearby residential areas at all times, eliminating the need for noise barriers and taking effective noise countermeasures. It becomes. In addition, the presence of noise sources in construction and the prevention of such noises will be communicated to the neighborhood by being marked as soundproofing or soundproofing in large letters with good visibility even from the top of a high-rise building. be able to.

It is a figure explaining the frame member 5 which comprises the movable soundproof wall 100 which concerns on this invention. It is a figure which shows the frame member 5 connected by the collar member 73 which comprises the expansion-contraction mechanism 70. FIG. It is a figure which shows the frame member 5 connected by the collar member 73 which comprises the expansion-contraction mechanism 70. FIG. It is the figure made into the movable soundproof wall 100 which concerns on this invention by the cover member 80 being sewn on the frame member 5 connected with the some collar member 73. FIG. 1 is a perspective view of a mobile soundproof wall 100 according to an embodiment of the present invention. It is a perspective view of the movable soundproof wall 100 which concerns on other embodiment of this invention.

  DESCRIPTION OF EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the drawings. However, based on the components of the mobile soundproof wall 100 according to the embodiments of the present invention, the assembly process, and the like, the mobile soundproof wall 100 as a whole is described. We will proceed with the explanation so that we can understand the composition of

  FIG. 1 is a view for explaining a frame member 5 constituting a movable soundproof wall 100 according to an embodiment of the present invention. FIG. 1 (A) is a view of the frame member 5 as viewed from the front, and FIG. ) Is a view of the frame member 5 as viewed from the side.

  The frame member 5 used in the movable soundproof wall 100 is made of a member such as a steel frame, and includes a first side leg part 10, a second side leg part 20, and an arch-shaped top part 30 passing between the first side leg part 10 and the second side leg part 20. Yes.

  Wheels 40 are arranged at the ground contact points of the first side leg portion 10 and the second side leg portion 20 of the frame member 5, and in FIG. 1A, the frame member 5 is perpendicular to the paper surface. In FIG. 1B, the frame member 5 can easily move in the left-right direction on the paper surface.

  A beam member 50 is provided between the first side leg portion 10 and the second side leg portion 20 so as to increase the strength of the frame member 5. In this embodiment, the beam member 50 passed between the first side leg portion 10 and the second side leg portion 20 is provided. However, the number, form, and the like of the beam members 50 are provided. Can be optional.

  Moreover, the 1st side leg part 10 and the 2nd side leg part 20 are provided with the through-hole 43 and the slit 45, and are utilized for the expansion-contraction mechanism 70 mentioned later.

  A plurality of frame members 5 having the above-described configuration are prepared and connected by a flange member 73. In the mobile soundproof wall 100 according to the present embodiment, five frame members 5 are used. However, the number of the frame members 5 to be used is arbitrary as long as it is two or more.

  At the location of the through-hole 43 of the frame member 5, the flange member 73 is attached so as to rotate with respect to the frame member 5, thereby forming a rotation structure portion 75. In addition, at the position of the slit 45 of the frame member 5, one end portion of the flange member 73 is attached so as to move up and down within the slit 45 of the frame member 5, thereby forming a vertical movement structure portion 77.

  With the above-described configuration, the frame members 5 at both ends are brought closer to each other to reduce the interval between the frame members 5, and the frame members 5 at both ends are separated from each other to increase the interval between the frame members 5. It is like that.

  The mechanism that allows the distance between the frame members 5 to be adjusted by the through holes 43 of the frame member 5, the slits 45, and the flange members 73 is referred to as an expansion / contraction mechanism 70. Further, the plurality of frame members 5 connected by the collar member 73 are referred to as a skeleton portion 79.

  2 and 3 are views showing the frame member 5 connected by the flange member 73 constituting the expansion / contraction mechanism 70, and FIG. 2 is a view showing a state in which the distance between the frame members 5 is maximized. These are figures which show the state which made the distance between the frame members 5 the minimum.

  The mobile soundproof wall 100 according to the present invention using the skeleton part 79 having such an expansion / contraction mechanism 70 can be folded and easily carried in / out and moved.

  As described above, the cover member 80 is sewn to the frame member 5 (frame portion 79) connected by the plurality of flange members 73, so that the movable soundproof wall 100 according to the present invention is obtained.

  FIG. 4 is a view in which a cover member 80 is sewn to the frame member 5 (frame portion 79) connected by a plurality of flange members 73 to form the movable soundproof wall 100 according to the present invention, and FIG. It is the figure which looked at the mobile soundproof wall 100 from the front, and FIG.1 (B) is the figure which looked at the mobile soundproof wall 100 from the side.

  5 is a perspective view of the mobile soundproof wall 100 according to the embodiment of the present invention, FIG. 5A is a view of the mobile soundproof wall 100 as viewed from the road side, and FIG. It is the figure which looked at the mobile soundproof wall 100 from the house side.

  The front side in FIG. 4 is defined as a first side 71. Further, the back side of the drawing in FIG. 4 is defined as the second side 72.

  A cover member 80 is sewn from the first side 71 to the second side 72. The cover member 80 has a structure in which a first soundproof sheet 81, a side transparent sheet 83, and a second soundproof sheet 82 are connected from a first side 71 toward a second side 72. A front transparent sheet 85 and a rear transparent sheet 86 are attached to the frame members 5 at both ends constituting the movable soundproof wall 100 so as to be openable and closable.

  In the place where the first soundproof sheet 81 and the second soundproof sheet 82 are installed, the respective soundproof sheets are made long in a skirt shape so that there is no gap between the ground and the soundproof sheet. Thereby, it is possible to reduce sound leakage from the mobile soundproof wall 100 according to the present invention.

  As the soundproof sheet, a general commercially available noise reducing effect obtained by surface treatment with a vinyl chloride resin or the like woven with polyester yarn can be used. Moreover, as a transparent sheet, a thick transparent polyethylene sheet etc. can be used, for example.

  In the mobile soundproof wall 100 according to the present invention, for example, the diamond cutter C and the diamond cutter C are operated in the space in the cover member 80 in a state where the distance between the frame members 5 is maximized by the expansion / contraction mechanism 70. It is assumed that a worker O to enter will enter.

  In such a state, the worker O performs the cutting work on the road surface while pushing the diamond cutter C, and moves the movable soundproof wall 100 as the diamond cutter C advances by an assistant (not shown).

  In the mobile soundproof wall 100 according to the present invention, the first side 71 is arranged on the road side on which a car or the like is traveling, and the second side 72 is arranged on the side where a building such as a house exists. Thus, it is assumed that the mobile soundproof wall 100 is used.

  The side transparent sheet 83 on the first side 71 of the movable soundproof wall 100 is set to be around the eye height of the worker O. Thereby, the diamond cutter C can confirm the side on which the automobile or the like is traveling. On the other hand, such a transparent sheet is not provided on the second side 72 of the movable sound barrier 100. Since the transparent sheet is lower in sound insulation than the soundproof sheet, the transparent sheet is intentionally not provided on the second side 72 arranged on the side where a building such as a house exists.

  Further, the front and rear visibility of the worker O is ensured by the front transparent sheet 85 and the rear transparent sheet 86 of the movable sound barrier 100.

  According to the movable soundproof wall 100 according to the present invention as described above, the diamond cutter C and the like can be accommodated in the cover member 80, and is further configured to be movable as the diamond cutter C moves. The diamond cutter C, which is a noise source, can be always blocked by the cover member 80 with respect to a neighboring residential area, etc., so that it is not necessary to install a soundproof wall and effective noise countermeasures can be taken. .

  In addition, since the mobile soundproof wall 100 according to the present invention completely covers the noise source diamond cutter C with the cover member 80, a large noise reduction effect can be expected. Since the mobile soundproof wall 100 can be used immediately after being installed, it is highly effective in a short night work.

  In the present embodiment, the mobile soundproof wall 100 is exemplified by the one using the single skeleton portion 79, but may be one in which a plurality of skeleton portions 79 are connected.

  Next, another embodiment according to the present invention will be described. FIG. 6 is a perspective view of a mobile soundproof wall 100 according to another embodiment of the present invention, FIG. 6A is a view of the mobile soundproof wall 100 viewed from the road side, and FIG. It is the figure which looked at the mobile soundproof wall 100 from the house side.

  The embodiment shown in FIG. 6 is different from the previous embodiment in that the first sound-insulating sheet 81 is provided with a first fluorinated resin sheet 87 extending in the skirt-like portion, and the second sound-insulating sheet 81. The second fluororesin sheet 88 is provided so as to extend in a skirt-like portion which is an end portion of 82.

  Thus, in this embodiment, the material which can reduce friction, such as a fluororesin sheet | seat, is utilized for the location which touches the ground of the skirt-shaped part of a soundproof sheet. Thereby, friction with the ground is reduced, and movement of the movable soundproof wall 100 is facilitated even by a small number of people.

  The embodiment shown in FIG. 6 is different from the previous embodiment in that a sound absorbing member 90 is attached in the cover member 80. In the example of FIG. 6, the sound absorbing member 90 is attached to the first soundproof sheet 81, but the sound absorbing member 90 may be provided in any one of the movable soundproof walls 100 as long as the view of the worker O is not obstructed. Absent.

  By installing the sound absorbing member 90 inside the mobile soundproof wall 100 as in the present embodiment, a noise reduction effect can be expected more and the internal noise is prevented from being reflected, and the burden on the internal worker O is reduced. It becomes possible to reduce.

  The embodiment shown in FIG. 6 is different from the previous embodiment in that an opening 93 is provided in either the first soundproof sheet 81 or the second soundproof sheet 82, and a fan 97 is attached to the opening 93, thereby moving the sound. Ventilation can be performed inside and outside the soundproof wall 100.

  In addition, by attaching a filter 95 to the opening 93, it is possible to prevent dust generated due to work in the movable soundproof wall 100 from being scattered around.

  As described above, according to the movable soundproof wall 100 according to the present invention, a small machine such as a diamond cutter or a tamping rammer can be accommodated inside the cover member, and further, a small machine such as a diamond cutter or a tamping rammer can be moved. In addition, because it is configured to be movable, it is possible to always block small machines such as diamond cutters and tamping rammers that are noise sources from nearby residential areas, etc., and it is necessary to install soundproof walls etc. Therefore, effective noise countermeasures can be taken.

  Further, according to the mobile soundproof wall 100, the presence of a noise source in the construction and the soundproofing are performed by being described as soundproofing or soundproofing in a large character that has good visibility from a high-rise building. This can be communicated to the neighborhood.

5 ... Frame member 10 ... 1st side leg part 20 ... 2nd side leg part 30 ... Top part 40 ... Wheel 43 ... Through-hole 45 ... Slit 50 ... Beam Member 70 ... telescopic mechanism 71 ... first side 72 ... second side 73 ... collar member 75 ... rotating structure 77 ... vertical movement structure 79 ... skeleton Portion 80 ... cover member 81 ... first soundproof sheet 82 ... second soundproof sheet 83 ... side transparent sheet 85 ... front transparent sheet 86 ... rear transparent sheet 87 ... first 1 fluororesin sheet 88 ... 2nd fluororesin sheet 90 ... sound absorbing member 93 ... opening 95 ... filter 97 ... fan 100 ... movable sound barrier O ... worker C ... Diamond cutter

Claims (6)

It has a skeleton formed by connecting a plurality of frame members with wheels attached to the legs,
A mobile soundproof wall, wherein a soundproof sheet is disposed so as to cover the skeleton, and a movable noise source is disposed inside the covered soundproofing sheet. The mobile soundproof wall according to claim 1, wherein the soundproof sheet is formed by connecting a first soundproof sheet, a transparent sheet, and a second soundproof sheet. The movable soundproof wall according to claim 1 or 2, wherein a transparent sheet is attached to a frame member at an end of the plurality of frame members. The mobile soundproof wall according to claim 1 or 2, further comprising a first fluororesin sheet and a second fluororesin sheet extending at both ends of the soundproof sheet. The mobile soundproof wall according to any one of claims 1 to 4, wherein an opening is provided in the soundproof sheet, and a filter is attached to the opening. The mobile soundproof wall according to any one of claims 1 to 5, wherein soundproofing or sound insulation is written on a side surface or an upper surface of the soundproofing sheet.

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