JP4382268B2 - Mobile soundproofing device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mobile soundproofing device for preventing noise associated with railway work from spreading to the vicinity.
[0002]
[Prior art]
The work for repairing existing railway tracks is often performed at night when railroad vehicles do not travel, and when such repair work is carried out particularly in urban areas, it is required to prevent noise diffusion to the neighborhood.
As one of such noise diffusion prevention measures, it is conceivable to set up soundproof walls on both sides of the track, but such a soundproof wall obstructs the sunshine in the vicinity and also has an aesthetic problem. Since the upper part is not covered, there is a drawback that a noise diffusion preventing effect cannot be sufficiently obtained.
[0003]
There is also a temporary roof device for covering the construction work site in a tunnel shape to enable construction work in rainy weather, and it is also considered to divert this as a noise diffusion prevention means. However, in the track repair work of the existing railway, the time during which the vehicle does not travel at night is as short as about 3 hours. Therefore, it is not possible to use a device that takes time to install and remove, such as the above-mentioned conventional temporary roof device, and in the daytime Although it is necessary to safely remove and store the train so as not to hinder the train, there is no such temporary roof device.
Furthermore, there are power transmission lines and struts on the tracks of existing railways, and these power transmission lines become obstacles, making it impossible to divert the conventional temporary roof device.
[0004]
[Problems to be solved by the invention]
The present invention focuses on the above-mentioned problems of the prior art and solves this problem. The problem is that it is easy to install and remove, and can be safely stored so as not to interfere with daytime train travel. It is another object of the present invention to provide a mobile soundproofing device that can avoid obstacles such as a power transmission line and a support.
[0005]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the present invention is an apparatus for preventing noise associated with railway construction from spreading to the vicinity, and the apparatus forms a cavity covering the upper part of the railway track. Therefore, a pair of covering members formed to be separable and connectable to both sides of the track, and a pair of covering members are moved in the running direction of the track inside an obstacle such as a utility pole standing on both sides of the track. Travel means for enabling, a storage member that detachably holds the pair of cover members so that the pair of cover members do not fall over when the pair of cover members are divided on both sides of the track, and the storage member that holds the track The mobile soundproofing device is provided, characterized in that the storage member moving means for approaching or separating the storage member is provided, and the pair of covering members are formed to be extendable and contractable in the traveling direction of the track.
[0006]
In the pair of covering members, for example, a hooking member is provided in one of the parts to be abutted with each other, a hooking member to be locked by the hooking member is provided in the other part, and the hooking member and the A lock member that detachably fixes the latching state with the receiving member may be provided, whereby the pair of covering members can be formed to be separable and connectable. Similarly to the pair of covering members, the housing member and each covering member may be provided with a hooking member, a hooking member, and a lock member, and the housing member can detachably hold each covering member. it can.
[0007]
Further, as the storage member moving means, for example, a rail may be laid down to the traveling means, and a wheel that travels on the rail may be provided on the lower surface of the storage member, whereby the storage member is brought close to the track. It can be separated.
[0008]
In the mobile soundproofing device of the present invention, each of the covering members includes a plurality of frame members each provided with a wheel, and the plurality of frame members are covered with a membrane material and fixed to the frame members. The covering member can be extended by moving so as to widen the interval between the matching frames, while the covering member can be contracted by moving so as to narrow the interval between adjacent frames. good.
[0009]
Further, in the mobile soundproofing device of the present invention, a rail as the traveling means is laid inside an obstacle such as a power pole on both sides of the track, a cutting section is formed in the rail, and the storage member is the pair of the pair. The covering member can be formed so as to be able to be transferred from the cutting section to the rail.
[0010]
【Example】
Hereinafter, although an example is described based on an accompanying drawing, the present invention is not limited to this.
The mobile soundproofing device of the present invention is a device for preventing noise associated with railway construction from spreading to the vicinity. FIGS. 1 and 2 are a front view and a plan view of the mobile soundproofing device at daytime, respectively. FIG. 5 is a partially enlarged view of FIG. 1 and 2, the mobile soundproofing device is covered in the traveling direction of the track 35 inside the pair of covering unit members 12 divided on both sides of the track 35 and the electric pole 33 erected on both sides of the track 35. A moving rail 15 for moving the unit member 12, and a storage member 10 that detachably holds each covering unit member 12 so that the covering unit member 12 does not fall over when the pair of covering unit members 12 are divided on both sides of the track 35, and And a retractable rail 17 for moving the storage member 10 close to or away from the track 35.
1, 3, 5, and 6, the vehicle limit is indicated by a one-dot chain line of reference numeral 31, and the building limit is indicated by a one-dot chain line of reference numeral 32.
[0011]
The covering unit member 12 includes a plurality of frame members 12a each having a column extending in the vertical direction and a beam member protruding from the upper end of the column toward the track 35 at a predetermined interval. The outer side of the frame and the upper side of the beam material are covered and fixed with a membrane material 12b, and a moving saddle 13 that can run on the moving rail 15 and a transfer rail 14 described later is attached to the lower end of each frame member 12a. Install and configure.
[0012]
Here, a hook member (not shown) is provided at the tip 12c of the beam member of the frame member 12a in one covering unit 12, and the tip 12c of the beam member of the frame member 12a in the other covering unit member 12 A hooking member (not shown) for locking the hooking member is provided, and a lock member (not shown) for detachably fixing the locking state of both the hooking member and the hooking member is provided. Provide. In addition, the support | pillar of each frame material 12a is provided with the fixing device 22 which fixes to the storage member 10 so that attachment or detachment, ie, the same device as the above-mentioned hook member, receiving member, and lock member, is provided.
For example, a lead-containing air tube can be used as the film material 12b. Further, the moving saddle 13 may be a manual type or an electric type.
[0013]
With the above configuration, when a pair of covering units 12 are joined at the end of the frame material 12c, and each frame material 12a is moved so that the adjacent frame materials 12a are separated with the length of the membrane material 12b as a limit, the cover unit member 12 extends, and conversely, if each frame member 12a is moved so that the interval between the frame members 12a becomes narrow, the covering unit member 12 contracts.
[0014]
In addition, the storage member 10 is configured to be able to run on the retractable rail 17 and the storage frame 11 formed of a steel frame or the like so as to obtain a reaction force for holding a plurality of cantilever-like frame members 12a. A wheel 16 attached to the lower surface of the storage member 10, and a transfer rail 14 provided at a lower portion of the front surface of the storage gantry 11 in an arrangement parallel to the moving rail 15.
It should be noted that a pawl 19 for preventing movement toward the track side when the mobile soundproof device is housed is provided at the lower front portion of the storage stand 11, and a stopper for preventing the device from dropping off at the lower rear surface. 21 is provided.
The pull-in rail 17 is laid on a workbench 18, and the height of the workbench 18 depends on the height of the roadbed 34 on the track 35 or the height of the roadbed 34 after climbing in the uplifting work. To set.
[0015]
On the other hand, in the moving rail 15, a section facing the transfer rail 14 of the storage member 10 is cut to form a cutting section 15 a. If the storage member 10 is brought close to the track 35 and the transfer rail 14 is inserted into the cutting section 15a, the transfer rail 14 and the transfer rail 15 are connected, and the covering unit member 12 is used for transfer. It becomes possible to transfer between the rail 14 and the moving rail 15.
[0016]
Next, the operation of the mobile soundproofing device will be described.
In the daytime, the mobile soundproofing device is arranged as shown in FIGS. 1, 2 and 5 so as not to hinder the running of the railway vehicle. That is, the pair of covering unit members 12 is divided into both sides of the track 35 in a contracted state, and the moving saddle 13 is fixed on the storage member 10 by the fixing device 22 in a state where the saddle 13 is placed on the transfer rail 14. Has been. At this time, the storage member 10 is stopped by the pawl 19 and the stopper 21 at a position separated from the track 35 by moving backward on the pull-in rail 17.
[0017]
On the other hand, during night work, the mobile soundproofing device is arranged as shown in FIGS. 3 and 4 and forms a hollow portion covering the upper part of the railroad track 35, so that noise during construction in the hollow portion is in the vicinity. To prevent diffusion.
When starting the night work, first, the pawl 19 and the stopper 21 are removed, and the storage member 10 storing the covering unit 12 is moved on the pull-in rail 17 from the position shown in FIG. It moves to a position, a pair of coating | coated unit 12 is faced | matched by the frame material front-end | tips 12c, and it connects with a hook member, a receiving member, and a lock member here. At this time, the transfer rail 14 is fitted into the cutting section 15 a and connected to the moving rail 15, whereby the coupled pair of covering units 12 are transferred from the transfer rail 14 to the moving rail 15. Reprinted.
Then, the pair of connected covering units 12 travel on the moving rail 15 and move to the construction site, and the pair of coating units 12 are extended at the construction site.
Note that two connected covering units 12 can be used side by side as shown in FIG. 4 in accordance with the length or the length of the construction site.
[0018]
【The invention's effect】
In the mobile soundproofing device of the present invention, a hollow portion is formed by covering the upper part of the railroad track with a pair of covering members, and night construction is performed in this hollow portion. It can be lowered by about 20-25 decibels compared to the soundproof wall.
[0019]
Further, in the mobile soundproofing device of the present invention, a pair of covering members for covering the upper part of the railroad track and forming a hollow portion are formed to be separable and connectable to both sides of the track, and the pair of covering members are Since it is formed to be retractable, when carrying out railway work, the pair of covering members held by the storage members are moved to the track and connected to each other, and inside the obstacles such as power poles on both sides of the track by the traveling means If it moves to a construction site and extends a pair of covering members here, it can be easily installed at the construction site. After the construction is completed, the pair of covering members are moved to the position where the storage member is located by the traveling means. Here, the pair of covering members are contracted, divided into both sides of the track, and held by the storage member. Can be easily removed.
Therefore, according to the mobile soundproofing device of the present invention, the installation and removal operations can be completed in an extremely short time of about 5 to 10 minutes.
[0020]
Furthermore, in the mobile soundproofing device of the present invention, the pair of covering members are formed so as to be split on both sides of the track, and at the time of splitting, the pair of covering members are detachably held by the storage members so as not to fall over. Therefore, it can be safely stored so as not to interfere with daytime train travel.
[Brief description of the drawings]
FIG. 1 is a front view of a mobile soundproofing device according to the present invention at daytime.
FIG. 2 is a plan view of the mobile soundproofing device according to the present invention at daytime.
FIG. 3 is a front view of the mobile soundproofing device according to the present invention during night work.
FIG. 4 is a plan view of the mobile soundproofing device according to the present invention during night work.
FIG. 5 is a partially enlarged view of FIG. 1;
FIG. 6 is a front view showing a state in which the storage member transfers the covering member to the rail.
[Explanation of symbols]
10 Storage member 12 Covering unit (covering member)
12a Frame material 12b Membrane material 13 Moving saddle (traveling means)
15 Moving rail (traveling means)
16 wheels (movable means for storage member)
17 Pull-in rail (storage member moving means)
30 Railway 33 Post 35 Track 36 Electric wire

Claims (3)

  A device for preventing noise associated with railway construction from spreading to the vicinity, which can be divided and connected to both sides of the track so as to form a cavity over the railroad track. A pair of covering members formed, traveling means for allowing the pair of covering members to move in the traveling direction of the track inside an obstacle such as a utility pole standing upright on both sides of the track, and the pair of pairs A storage member that detachably holds the pair of cover members so that the pair of cover members do not fall over when the cover member is divided on both sides of the track, and a storage member that causes the storage member to approach or separate from the track And a pair of covering members formed to be extendable and contractable in the traveling direction of the track.   Each of the covering members is provided with a plurality of frame members provided with wheels separately, and the plurality of frame members are covered with a membrane material and fixed to each frame member so as to widen the interval between adjacent frame members. 2. The movable type according to claim 1, wherein the covering member can be extended by being actuated to enable the covering member to be contracted by being actuated so as to narrow an interval between adjacent frame members. Soundproofing device. Rails as the traveling means are laid inside obstacles such as utility poles on both sides of the track, a cutting section is formed in the rails, and the storage member moves the pair of covering members from the cutting sections to the rails. The mobile soundproofing device according to claim 1, wherein the mobile soundproofing device is formed to be transferable.

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