JPS6137429B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present application relates to a construction curing net that supports a curing net stretched along the outer wall of a building to prevent falling objects during construction work on the outer wall of the building. Regarding the supporting structure, in particular, the floor surface can be easily constructed between the curing net and the outer wall surface of the building, and the floor surface can also be moved.

Conventionally, when installing curing nets along the exterior wall of a building, trusses are generally installed at required intervals on the roof of the building, and L-shaped beams are installed below the exterior wall of the building.
A large number of protruding angles are arranged in the horizontal direction, and floorboards are laid between the horizontal pieces of the angles to prevent falling objects and to form a working floor. A method has been adopted in which wire ropes are suspended between the floor and a curing net is stretched between the ropes. However, with this configuration, the floor surface is fixed and cannot be moved, so the entire construction work is carried out. The curing net had to be left in place until the completion of the work, and the work of constructing the floor surface was troublesome.
The facility had a defect that required a lot of time and effort.

Therefore, the present application is intended to improve such defects, and the embodiment thereof will be described in detail with reference to the drawings below.
1 is an underframe constructed in a horizontal rectangular shape and having a plurality of vertical bars 2, 2, . . . spaced apart in the longitudinal direction thereof;
An outer cylinder 3 whose front end protrudes from the front surface 1a of the underframe is provided on the lower surface of three arbitrary positions in the longitudinal direction, for example, the center position and the left and right positions thereof, so as to be parallel to the vertical bars 2, 2. An inner cylinder 5 having a mounting plate 4 on its front end surface is slidably inserted into the outer cylinder 3. Front end protrusion 3' of the outer cylinder 3
has one mounting hole 6 in the inner cylinder 5, and a plurality of adjustment holes 7 selectively communicating with the mounting hole 6 in the inner cylinder 5.
7, . be done. Two left and right locations on the rear surface 1b of the underframe 1, preferably the rear surface 1b portion of the underframe 1 corresponding to the positions where the left and right outer cylinders 3 are attached, are provided with collar pieces 9 at the upper and lower ends.
A bearing member 10 having a diameter 9' is attached,
The upper flange piece 9 is attached to the lower outer periphery of the bearing member 10.
The lower end portion of the support column 12 provided with the receiving flange 11 placed thereon is rotatably supported. At the lower end of the column 12, there is a shaft piece 13 inside and a retaining ring 14 on the outer periphery.
are provided, respectively, and these are integrally connected by a shaft rod 15 inserted perpendicularly to the support column 12. The pillar 12 is bent so that the upper part thereof is inclined forward, and the tip of the bent part 12' is
A bracket 17 having a pulley 16 and a bracket 19 having a pulley 18 are respectively attached to the upper part of the vertical portion facing forward, and a bracket 20 is attached between the bracket 13 and a bracket 20 attached at a lower position. In the winder device embodiment, a winder device 22 is driven by a manual handle 21.
is installed. 23, 23' are direction switching holes provided in the upper flange piece 9 at an angle of approximately 90 degrees;
Reference numeral 24 denotes a mounting hole provided in the receiving flange 11 that abuts on the upper flange piece 9, and the holes 23, 2
3' are selectively opposed to each other, and the stop rods 25 are inserted into the opposing holes, so that the support column 12 is approximately 90
The direction is changed in degrees. Reference numeral 26 denotes a hanging rope suspended via a joist (not shown) installed on the roof of the building A, which is guided into the winder device 22 via each pulley 16, 18, and is connected to the manual handle 21. It is rolled in and rolled out by operation. 2
Reference numeral 7 denotes a fixing member for fixing an auxiliary rope 28 provided at the center of the front surface 1a of the underframe 1. Although this auxiliary rope 28 is also not shown, it hangs down via a joist installed on the roof of the building A. be done. 29 is a floor plate laid on the upper surface of the underframe 1, and 30 is an operating shaft for rotating the support column 12.

In use, the floor plate 29 is laid on the underframe 1 on the ground to form a floor surface, and the upper bent portion 12' of the support column 12 is connected to the vertical beam as shown in FIGS. 1, 2, and 3. 2 and facing forward,
The support column 12 is fixed to the underframe 1 by inserting the locking rods 25 through the holes 24 and 23. In this case post 1
The tip of the upper bent part 12' of 2 is the hanging rope 26
Therefore, the bending angle of the bending portion 12' is set in advance so that the underframe 1 maintains a horizontal state in this state. Therefore, when the winder device 22 is driven in this state, the underframe 1 is raised and lowered from the ground in a horizontal state, similar to a normal working gondola. When the underframe 1 is moved to a required height position, the auxiliary rope 28 is fixed to the stop member 27 using a well-known stop, and then the stop rod 25 is attached to the hole 24,
23 and use the operating shaft 28 to attach the support column 1.
2 by approximately 90 degrees in the direction of arrow a in FIG.
The support column 12 is again fixed to the underframe 1 as shown by the imaginary line in the figure. Therefore, in this state, the underframe 1 is supported at three points by the auxiliary rope 28 and the two left and right hanging ropes 26, 26, and the underframe 1 is supported in a horizontal state, and the two right and left hanging ropes 26, 26 Using the hanging ropes 26, 26, attach a curing net to these using clamps or binding wires as in the past, and fix the lower part of the curing net to the rear side of the underframe 1 by appropriate means to attach the net. Stretch it.
Furthermore, since the bent portion 12' of the support column 12 is removed from the surface of the underframe 1, the entire floor surface formed by laying the floorboard 29 on the underframe 1 can be effectively used as a work scaffold or a material storage area.

When moving the underframe 1 up and down further from this state, remove a part of the curing net from the hanging rope 26 and also remove it from the rear of the frame 1, and then restore the support 12 to the state shown by the solid line in Figure 1. After that, remove the auxiliary rope 28 from the stop member 27,
In this state, the height position of the underframe 1 is changed by raising and lowering the underframe 1. In this case, the excess curing net is placed on the underframe 1 in a stretched state.

In the above description, it goes without saying that the stop members 27 may be provided at a plurality of locations on the front surface of the underframe 1, and the underframe 1 may be supported by a plurality of auxiliary ropes.

Incidentally, the above is a usage state in which the column 12 is rotated from the state shown by the solid line in Figure 1 to the state shown by the imaginary line in the same figure, and an auxiliary rope is used to prevent the underframe 1 from rolling and to maintain the horizontal state at all times. Although the case where the fastening member for fastening 28 is provided on the front surface 1a of the underframe 1 has been described,
If the front surface _1a of the underframe can be fixed to the wall of the building, the use of the fastening member 27 can be omitted.

That is, as shown in the embodiment of FIG.
After setting the underframe 1 at a required height position by driving the winder device 22, the mounting plate 4 provided at the front end of the inner cylinder 5 is fixed to the wall of the building by appropriate means,
In this state, the underframe 1 can be held in a horizontal state by rotating the column 12 approximately 90 degrees and fixing it in the state shown by the imaginary line in the figure.

By adjusting the protruding length of the inner cylinder 5 appropriately, the distance between the outer wall of the building and the curing net can be widened. In this case, floorboards are also laid between the inner cylinders 5 to expand the floor surface. You can. Further, various works on the exterior wall surface can be performed by moving a work gondola up and down between the exterior wall surface of the building and the curing net.

Also, a pair of inner cylinders 5 are provided inside the outer cylinder 3 so as to protrude in the front-rear direction. By laying the bearing member 1, the vertical width of the floor surface can be further expanded.
0 is provided at a position apart from the rear end of the outer cylinder 3, and the support column 12 is rotatably supported thereon, and
The structure may be such that the support column 12 can be fixed to the underframe 1 even in a position rotated by 180 degrees from the state shown by the solid line in FIG.

Furthermore, in the above-mentioned embodiments, the case where the device of the present invention is used alone is described, but in reality, the underframes are interconnected and fixed, and a large number of the devices of the present invention are installed horizontally at a required height position on the wall surface of a building. It is installed and used.

As described above, according to the present application, the floor surface is formed by laying floorboards on the underframe on the ground, and in this state, the winder is driven to raise the underframe and raise it to the required height of the building wall. Compared to the conventional method where the floor surface is formed into grooves by laying many L-shaped angles and floor plates at the required height positions on the wall surface of the building, the installation of the floor surface is extremely easy. It is easy to carry out and has high workability, and it is also convenient to use as the height position can be changed, and a bent part is formed above the support, and the tip of this bent part is used as a hanging point. Therefore, like a conventional work gondola, the underframe can be raised and lowered in a horizontal state, and after setting the height position of the underframe, the front part of the underframe can be fixed to the auxiliary rope and the stopper. The structure is such that the upper bent part of the support pivots to come off the floor while being supported by the abutment piece located at the front of the underframe and the wall, preventing falling objects from falling on the entire floor. This invention has the advantage that it can be effectively used as a scaffold for work or as a place to store equipment, and is a practically useful invention.

[Brief explanation of the drawing]

The drawings show an embodiment of the present application, and Fig. 1 is an overall plan view with some parts omitted, Fig. 2 is a front view of the same, and Fig. 3 is a partially omitted overall plan view.
The figures are the same side view, Figure 4 is an enlarged plan view of the shaft bearing part of the support, Figure 5 is a half-cut side view of the same, Figure 6 is a partially enlarged plan view showing the relationship between the outer cylinder and the inner cylinder, and Figure 7. is the same side view. In the figure, 1 is an underframe, 2 is a vertical beam, 3 is an outer cylinder, 4 is a mounting plate, 6 and 24 are mounting holes, 7 is an adjustment hole, 8 and 25 are stop rods, 10 is a bearing member, 12 is a support column, 12' is a bending part, 16 and 18 are pulleys, 22 is a winder device,
23, 23' are holes, 26 is a hanging rope, 27 is a stop member, 28 is an auxiliary rope, and 29 is a floor plate.

Claims (1)

[Scope of Claims] 1. At two positions on the left and right of the rear part of the horizontally long underframe, the lower end of the pillar is bent upward via a bearing member, and at least the upper bent part thereof is directed forward.
It is mounted so that it can be rotated from the above-mentioned state to a second state that is substantially parallel to the longitudinal direction of the underframe, and the supports are attached to the underframe in the first state and the above-mentioned second state at the mounting position, respectively. The support is equipped with a roller that guides a hanging rope for supporting the curing net at the tip of the upper bent portion thereof, and a winder device that introduces the rope guided by the roller. A support structure for a construction curing net, further comprising a fastening member for fastening an auxiliary rope to the front part of the underframe. 2. Claim 1 in which the second state is configured such that the upper bent portion of the support column faces toward the side end of the underframe.
A support structure for the architectural curing net described in Section 1. 3. A support structure for a curing net for construction according to claim 1 or 2, wherein the fixing means comprises a communicating hole and a stopper that can be freely inserted into and removed from the hole. 4 Claims 1 and 2, in which at least one stop member is provided at the center position in the longitudinal direction of the underframe.
A support structure for a curing net for construction according to item 1 or 3. 5 At two positions on the left and right of the rear part of the horizontally elongated underframe, the lower end of the pillar is bent upward via a bearing member.
It is mounted so that it can be rotated from the above-mentioned state to a second state that is substantially parallel to the longitudinal direction of the underframe, and the supports are attached to the underframe in the first state and the above-mentioned second state at the mounting position, respectively. The support is equipped with a roller that guides a hanging rope for supporting the curing net at the tip of the upper bent portion thereof, and a winder device that introduces the rope guided by the roller. A support structure for a curing net for construction, further comprising a mounting plate fixed to a wall of a building at the front part of the underframe. 6. Claim 5, wherein the second state is configured such that the upper bent portion of the support faces toward the side end of the underframe.
A support structure for the architectural curing net described in Section 1. 7. A support structure for a curing net for construction according to claim 5 or 6, wherein the fixing means comprises a communicating hole and a stopper that can be freely inserted into and removed from the hole. 8. A support structure for a curing net for construction according to claim 5, 6 or 7, wherein at least one mounting plate is provided at the longitudinal center of the underframe. 9. Claim 5, wherein the mounting plate is attached to the front part of the underframe so that it can be adjusted so as to protrude from the front face thereof.
A support structure for a curing net for construction according to item 6, 7 or 8.