JP2002138678A - Rise and fall gate for curing demolition work - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a means for surely and simply curing the front surface side of a building which is demolished with no degradation in efficiency of a demolition work. SOLUTION: A rise and fall gate 100 for curing a demolition work comprises two logs 101 provided upright at a prescribed interval on the front surface side of a building 1, a log pulley clamp 102 fixed at a prescribed height of each log 101, a log horizontal-member receiving clamp 103 fixed to a prescribed height below each log pulley clamp 102 of the log 101, a rope 104 slidably supported by each log pulley clamp 102, a horizontal member 105 which is hung from each rope 104 and horizontally provided between the two logs 101, and a curing sheet 106 which is hung from the horizontal member 105 through a hanging means 107.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a curing method provided around a building to be demolished for the purpose of preventing scattering of dust in demolishing work.

[0002]

2. Description of the Related Art When a building such as a house is dismantled, the surroundings of the building are cured in order to prevent dust and dismantled members from being scattered or the like and to preserve a nearby environment. The curing is conventionally
As shown in FIG. 9, a log scaffold 2 is assembled around a building 1 to be dismantled, and a sheet 3 made of a synthetic resin is stretched on the log scaffold 2.

[0003]

However, the sheet 3 is stretched on the front side of the building 1 (road side of the site) in order to carry in heavy machinery necessary for demolition work and to carry out demolition members. It was opened and the demolition work was performed in that state. Therefore, dust and dismantled members are scattered from the front side of the open building 1, and it is not possible to sufficiently protect the nearby environment. In addition, the interior of the house was exposed by dismantling, and the privacy of the residents could not be protected. Furthermore, at night, when dismantling work is suspended, anyone other than those involved in construction can easily enter the site, which may cause fires or accidents, and there is no problem in ensuring safety. Was.

On the other hand, at the time of demolition work or interruption, the work of stretching the sheet 3 on the front side of the building 1 and removing the sheet 3 every time a heavy machine is carried in or a member is carried out is repeated. In this case, the work efficiency of the demolition work will be significantly reduced.

The present invention has been made in view of the above problems, and has as its object to provide means for reliably and simply curing a front side of a building to be demolished without reducing the efficiency of the demolishing work. And

[0006]

According to a first aspect of the present invention, there is provided a lifting and lowering gate for demolition work, which is provided on the front side of a building for demolition work. A lift gate, two logs erected at a predetermined interval on the front side of the building, and a clamp that sandwiches the logs and is fixed at a predetermined height position of each log, A log pulley clamp including a pulley fixed to the clamp, and a clamp that sandwiches the log and is fixed at a predetermined height position of each log below the log pulley clamp. A horizontal rail support clamp comprising a horizontal rail support member fixed to the clamp, and a log fixed to a predetermined height position of each log below each of the log pulley clamps, sandwiching the log. And a horizontal support fixed to the clamp. A horizontal rail support clamp comprising a member, a rope slidably supported by a pulley of each of the log pulley clamps, and a rope suspended by each of the ropes to lie between the logs. The crossbar that was made,
And a curing sheet suspended via suspending means.

[0007] Thus, the horizontal rail on which the curing sheet is hung is positioned at an arbitrary height between the logs by sliding the rope, and the front side of the building to be dismantled is cured. Also,
When the dismantled member is carried out, the horizontal rail can be easily lowered to open the front side of the building.

According to a second aspect of the present invention, in the lifting gate for demolition work according to the first aspect, the curing sheet is fixed to each of the logs at required height positions on both side edges thereof. Things.

According to the present invention (claim 3), in the lifting gate for demolition work curing according to claim 1, the curing sheet is provided with a weight at a lower end thereof.

According to a fourth aspect of the present invention, in the lifting gate for demolition work according to the first aspect, the hanging means includes a plurality of ring-shaped members slidably mounted on the horizontal rail. And a curing sheet retaining member that is connected to each of the ring-shaped members and retains an upper end of the curing sheet.

As a result, the curing sheet suspended from the horizontal rail is slid to one log side to open the log space.

[0012]

Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a front view showing a schematic configuration of a lifting gate for demolition work curing according to an embodiment of the present invention. In the drawing, the lifting gate 100 for demolition work curing is a front surface of a building 1 (not shown). Two logs 101 erected at predetermined intervals on the sides, and a log pulley clamp 102 fixed at a predetermined height position of each log 101
And the log pulley clamp 102 of each log 101
Log clamp 103 fixed at a predetermined height position below the rope, ropes (strips) 104 slidably supported by the respective log pulley clamps 102, and suspended by the respective ropes 104. The horizontal rail 105 is provided horizontally on the log space 101, and the curing sheet 106 is hung on the horizontal rail 105 via the hanging means 107.

The log 101 is the same as the log scaffold 2 used in the conventional curing, and is provided on the front side of the building 1 to be dismantled. The log 10
Since the space between the two logs serves as an entrance to the site, the interval between the two logs 101 is set in consideration of the width of heavy equipment and members to be carried in and out. In order to completely cure the building to be demolished, the length of the log 101 is preferably equal to or longer than the height of the building.

As shown in FIG. 2, the log pulley clamp 102 has a pulley 21 fixed to the side of the clamp 20 for inserting the log 101. The clamp 20
Are frame plates 22a, 22b and guide rails 23a, 23b.
Are combined so as to face each other to form an outer frame, and the clamp screw 2 inserted into the screw hole of the frame plate 22b.
A pressing member 25 is rotatably provided at the distal end of the fourth member 4, and the pressing member 25 slides along the guide rails 23a and 23b. Guide rails 23a and 23b are rotatably provided at both ends of the frame plate 22a, and the other end of the guide rail 23b is fixed to one end of the frame plate 22b. The frame plate 22a and the pressing member 25 are curved in accordance with the shape of the log 101.

After the guide rail 23a is rotated and opened as shown by the dotted line in the figure, the log 101 is positioned between the frame plate 22a and the pressing member 25 by the clamp 20 configured as described above. , The guide rail 23a is closed and the clamp screw 24 is rotated to
The log pulley clamp 102 is fixed at a predetermined height position of the log 101 by sandwiching the log 101 between a and the pressing member 25.

On the other hand, the pulley 21 is
A frame 27 fixed to the frame plate 22a, a shaft 27 provided on the frame 26, and wheels 28 rotatably provided on the shaft 27.

As shown in FIG. 3, the horizontal rail support clamp 103 has a horizontal rail support member 30 fixed to the side of the clamp 20 for inserting the log 101 therebetween. The clamp 20 is the same as the clamp 20 of the log pulley clamp 102, and a detailed description thereof will be omitted. However, in the figure, each member having the same number as the clamp 20 of the log pulley clamp 102 is The same is shown. On the other hand, the horizontal rail support member 30 is an L-shaped plate-like body, and is fixed to the frame plate 22a of the clamp 20 so as to bend upward.

In the present embodiment, the horizontal beam receiving member 30 is L-shaped. However, the present invention is not limited to this. It may be a mold or another shape.

FIG. 4 shows a state in which a log pulley clamp 102 and a log horizontal rail support clamp 103 are attached to a log 101. In the drawing, a dashed line indicates the pulley 21 of the log pulley clamp 102. The slidably supported rope 104 and the two-dot chain line indicate the horizontal rail 105 carried on the horizontal rail support member 30 of the log horizontal rail clamp 103. As shown in the figure, a log pulley clamp 102 is fixed at a predetermined height position of a log 101, a log horizontal rail clamp 103 is fixed below the log pulley clamp 102, and a rope is pulled by a pulley 21 of the log pulley clamp 102. 104 is slidably supported, and the horizontal rail 105 is carried on the horizontal rail support member 30 of the log horizontal rail clamp 103.

The horizontal rail 105 is a single pipe whose length is slightly longer than the interval between the two logs 101, and single pipe clamps 50 are respectively mounted near both ends thereof as shown in FIG. ing. On the upper surface of each single tube clamp 50, a binding portion 51 in which a hole is formed in a rectangular plate-like body is provided, and in the hole of the binding portion 51, a pulley clamp 102 for a log is provided.
The ropes 104 supported by the ropes 104 are inserted and tied to each other, so that the horizontal rail 105 is hung between the two logs 101 and horizontally laid, and rises and falls according to the operation of the rope 104.

The horizontal rail 105 does not necessarily have to be a single tube, but may be a single tube joined by a well-known joint. Also, the single tube clamp 50 is not attached to the horizontal rail 105, and the rope 1 is attached to both ends of the horizontal rail 105.
04 may be directly linked.

The curing sheet 106 is, as shown in FIG.
The rectangular shape has a horizontal dimension slightly shorter than the length dimension of the horizontal rail 105 and a vertical dimension slightly shorter than a predetermined height position where the log pulley clamp 102 is provided. Holes are provided at regular intervals in the periphery of the curing sheet 106, and the eyelets 60 are provided in the holes. The curing sheet 106 is made of a synthetic resin such as polyester, and has a flameproof property and a soundproof property according to the surrounding environment.

As shown in FIG. 6, the hanging means 107 has a stainless ring (ring-shaped member) 70 slidably mounted on the horizontal rail 105 and a connecting ring 71 connected to the stainless ring 70. A rotating eggplant (curing sheet retaining member) 72 is connected. The rotating eggplant 72 includes an annular portion 72a for connecting to the stainless steel ring 70, and a hook portion 72b for hooking the curing sheet 106,
As shown in the figure, the hook portion 72b is opened and closed by expansion and contraction of a pin 72c urged downward by a spring or the like. Usually, the hook portion 72b is in a closed state in an annular shape. With the pin 72c forcibly retracted,
The hook portion 72b is connected to the eyelet 60 at the upper end of the curing sheet 106.
And the pin 72 c is extended again, whereby the eyelets 60 of the curing sheet 106 are hooked on the rotating eggplant 72. In this way, each eyelet 60 of the curing sheet 106 is hung by the plurality of hanging means 107, and the curing sheet 10
6 is suspended from the horizontal rail 105. In this embodiment, the rotary eggplant 72 is connected to the stainless steel ring 70 via the connection ring 71.
Instead of using 1, the annular portion 72a of the rotary eggplant 72 may be directly connected to the stainless steel ring 70.

The curing sheet 106 hung on the horizontal rail 105
As shown in FIG. 1, a string 91 is fixed to each log 101 at a position about one third of the vertical dimension from the lower end on both side edges thereof. Thereby, when the horizontal rail 105 is carried by the horizontal rail support member 30 of the log horizontal rail clamp 103, the curing sheet 106 is folded in three from the position fixed to each log 101. Become.

It should be noted that a log 10
The height position to be fixed to 1 is horizontal log clamp 1
03 in consideration of the height position to which the fixing sheet 03 should be fixed.
6 may be set appropriately so as not to drop on the ground.

Further, a log 92 as a weight is fixed to the lower end of the curing sheet 106 by a string passed through the eyelet 60. The log 92 is cured by a wind or the like.
6 is provided in order to prevent the lower end of the curing sheet 106 from rolling up in response to the buoyancy generated in 6.

A method of using the lifting gate 100 for demolition work curing according to the present embodiment will be described below. As shown in FIG. 1, between the logs 101, the horizontal rail 105 suspended horizontally by the rope 104 is moved up and down in accordance with the operation of the rope 104. Therefore, if the worker slides the rope 104 and raises the horizontal rail 105 to the vicinity of the log pulley clamp 102, the front side of the building 1 is cured by the curing sheet 106 suspended from the horizontal rail 105. Note that the horizontal rail 105 is connected to the log pulley clamp 10.
In order to maintain the rope at a height near 2, the rope 104 is wound and fixed around the horizontal rail support clamp 103 or the like.

[0028] With this, fire and accidents can be prevented beforehand because no one other than the persons concerned can enter the site when the demolition work is suspended, and when heavy equipment or trucks are stored inside the site, The theft can be prevented. Further, even during the demolition work, privacy is ensured since the interior of the demolition building is not exposed to the road side, and dust and demolition members due to the demolition work can be prevented from scattering.

On the other hand, the rope 104 is slid,
Is lowered and carried on the horizontal support member 30 of the log horizontal support clamp 103, so that the front side of the building 1 can be opened to carry out the dismantled member.
As a result, as shown in FIG. 7, during the dismantling work, the curing
The members disassembled from above can be carried out to the truck 5 on the road by the heavy equipment 4. Further, since the lower part from the horizontal rail 105 is cured by the curing sheet 106, it is possible to minimize scattering of dust and dismantled members. Alternatively, the horizontal rail 105 can be maintained at an arbitrary height position by positioning the horizontal rail 105 at an arbitrary height position and winding the rope 104 around the log horizontal rail support clamp 103 or the like. This is a particularly useful opening means when there is no space for stopping the truck 5 or the like for transporting dismantled members in the premises.

Further, in a state where the horizontal rail 105 is raised to the vicinity of the log pulley clamp 102, the curing sheet 10
If the log 92 as a weight is removed from the lower end of 6, and as shown in FIG. 8, the curing sheet 106 is gathered to either side, the log 101 can be easily opened. This allows heavy machinery and the like to enter and exit between the open logs 101. This is a particularly useful opening means when the truck 5 or the like for transporting dismantled members on the premises can be stopped.

In the lifting gate 100 for demolition work curing according to the present embodiment, the log 92 is provided at the lower end of the curing sheet 106, but instead of the log 92, each of the lower ends of the curing sheet 106 is provided. By providing an appropriate weight for each eyelet 60, the curing sheet 106 can be opened without removing the weight.

Further, in the present embodiment, the hanging means 107 comprising the stainless steel ring 70 and the rotating eggplant 72 is used.
Thus, the curing sheet 106 is hung on the horizontal rail 105, but when only the horizontal rail 105 is moved up and down, and it is not necessary to open the curing sheet 106 left and right,
For example, the curing sheet 106 may be hung on the horizontal rail 105 using a string or an S-shaped hook as a hanging means.

[0033]

As described above, according to the lifting gate for demolition work according to the present invention, two logs erected at a predetermined interval on the front side of the building, and the logs are sandwiched. And a clamp fixed to a predetermined height position of each log, a pulley clamp for a log including a pulley fixed to the clamp, and a log inserted between the logs; A log fixing clamp fixed to a predetermined height position below each of the log pulley clamps, a horizontal crossing clamp fixed to the clamp, and a horizontal crossing clamp for each log; A horizontal beam support clamp fixed to a predetermined height position below the log pulley clamp and including a clamp for inserting the log, and a horizontal beam support member fixed to the clamp; Slidably supported by the pulleys of the pulley clamp And Article, said suspended by the rope, the rungs that are laterally disposed between the log, the lateral beam,
With the curing sheet suspended via the suspending means, the horizontal rail can be positioned at an arbitrary height by the worker sliding the rope. Therefore, when it is necessary to carry out the dismantled members, lower the horizontal rail,
In other cases, the horizontal rail is raised above the building to be demolished, and the curing of the front side of the building to be demolished can be performed reliably and simply without reducing the efficiency of the demolishing work.

Thus, when the work of the demolition work is interrupted,
Since no one other than the person concerned can enter the site, fires and accidents can be prevented beforehand, and when heavy equipment and trucks are stored inside the site, theft and the like can be prevented.
Further, even during the demolition work, privacy is ensured since the interior of the demolition building is not exposed to the road side, and dust and demolition members due to the demolition work can be prevented from scattering.

Further, according to the present invention, the curing sheet is fixed to each of the logs at required height positions on both side edges thereof. It is folded from the position fixed to the log, and is efficiently stored without hanging on the ground or the like.

Further, according to the present invention, since the weight of the curing sheet is provided at the lower end thereof, the curing sheet can be prevented from being turned up by wind or the like.

Further, according to the present invention, the hanging means includes:
Since there are provided a plurality of ring-shaped members slidably mounted on the horizontal rail and a curing sheet retaining member connected to each of the ring-shaped members and retaining an upper end of the curing sheet, The sheets can be gathered to one side or the other to easily open the log space. This allows heavy machinery and the like to enter and exit from the opened log space.

[Brief description of the drawings]

FIG. 1 is a front view showing a schematic configuration of a lifting gate 100 for demolition work curing according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a configuration of a log pulley clamp 102. FIG.

FIG. 3 is a perspective view showing a configuration of a horizontal rail clamp 103 for logs.

4 is a side view showing a state in which a log pulley clamp 102 and a log horizontal rail clamp 103 are attached to a predetermined height position of the log 101. FIG.

FIG. 5 is a schematic perspective view showing the vicinity of an end of the horizontal rail 105.

FIG. 6 is a front view showing the configuration of the hanging means 107.

FIG. 7 is a schematic diagram showing the lifting gate 100 for demolition work curing in a state where the horizontal rail 105 is supported by the log horizontal rail support clamp 103.

FIG. 8 is a front view showing the lifting gate 100 for demolition work curing with the curing sheet 106 opened.

FIG. 9 is a schematic perspective view showing curing in a conventional dismantling work.

[Explanation of symbols]

 REFERENCE SIGNS LIST 100 Lifting gate for dismantling work curing 101 Log 102 Pulley clamp for log 103 Horizontal rail clamp for log 104 Rope 105 Horizontal rail 106 Curing sheet 107 Hanging means 20 Clamp 21 Pulley 30 Horizontal rail support member 70 Stain ring 72

Claims (4)

[Claims] 1. A lifting gate for demolition work provided on the front side of a building where demolition work is performed, comprising: two logs erected at a predetermined interval on the front side of the building; , A clamp fixed to a predetermined height position of each log, a pulley clamp for a log comprising a pulley fixed to the clamp, and A clamp fixed at a predetermined height below each of the log pulley clamps;
A horizontal beam support clamp comprising a horizontal beam receiving member fixed to the clamp, a rope slidably supported by each of the log pulley clamps, and a rope suspended by each of the ropes A lifting and lowering gate for demolition work curing, comprising: a horizontal rail laid laterally between the logs; and a curing sheet suspended on the horizontal rail via hanging means. . 2. The lifting gate for demolition curing according to claim 1, wherein the curing sheet is fixed to each of the logs at required height positions on both side edges thereof. 3. The lifting gate for demolition work curing according to claim 1, wherein the curing sheet has a weight provided at a lower end thereof. 4. The hanging means comprises: a plurality of ring-shaped members slidably mounted on the horizontal rail; and a curing member connected to each of the ring-shaped members, and hooking an upper end of the curing sheet. The lifting gate for demolition work curing according to claim 1, further comprising a sheet retaining member.