JP6364044B2 - Construction site peripheral curing unit - Google Patents

Description

  The present invention relates to a construction site outer periphery curing unit.

  Conventionally, in a construction work such as a high-rise building, for example, as a means of curing the outer peripheral surface of a floor where an outer wall is not installed or constructed, such as a floor where a steel frame has been preceded and a curtain wall is not yet attached. In some cases, an outer periphery curing frame having a curing net stretched on a frame body is fixed to a temporary bracket or the like attached to a column or beam using bolts or nuts.

The following patent document was proposed as an external covering covering the surroundings of a building such as a curing sheet, scaffolding, formwork, etc. that can be easily installed and replaced at low cost. As shown in FIG. 25, the outer covering A is guided by the guide rail 10 extending in the vertical direction, the support bracket 11 slidable along the guide rail 10, and the guide rail 10 and the support bracket 11. The guide mechanism and a control device for controlling the operation of the guide mechanism. Then, when the outer covering A is replaced, the outer covering A is guided by the support bracket 11 with the guide mechanism and then replaced, and then the support bracket 11 is sequentially replaced by the guide mechanism one by one.
JP 7-317304 A

  The outer covering A is for covering the outer periphery of the housing 1 under construction. For example, the frame scaffold 2 and, for example, a mesh sheet or a vinyl sheet stretched around the outer periphery of the framework scaffold 2 are used. The curing sheet 3 is a main component.

  The frame scaffold 2 is provided with a frame 6 extending in the vertical direction and having the same length as the vertical length of the frame scaffold 2 at regular intervals in the circumferential direction. Between 6a, 6a, horizontal members 7, 7,... Made of H-shaped steel extending in the horizontal direction are attached at regular intervals in the vertical direction.

  On one surface side of these horizontal members 7, 7,..., An I-type guide rail 10 having a length of, for example, about the second floor of the housing 1 in the vertical direction is attached in parallel to the frame 6. .

  A support bracket (support member) 11 is slidably attached to the guide rail 10, and slide portions 11 a and 11 a that mesh with the guide rail 10 are provided at two positions on the support bracket 11.

  The support bracket 11 is attached to the horizontal members 12a and 12b extending in the horizontal direction from the top and bottom of the base portion (one end portion) 11b, and to extend in the vertical and diagonal directions between the horizontal members 12a and 12b. The reinforcing member 13 is formed.

  The base part 11b side and the intermediate part 11c of the support bracket 11 can be folded in two stages in the horizontal direction by the horizontal members 12a and 12b on the tip part (other end part) 11d side of the base part 11b.

  The support bracket 11 can fix the lower surface of the horizontal member 12b on a floor 1a or a beam steel frame or the like of the housing 1 which has already been constructed, and a fixing bracket such as an anchor bolt.

  The guide mechanism (guide means) 16 includes a chain 14 provided with a hook (locking member) 14 a and an electric chain block 15 for winding the chain 14.

  When the guide mechanism 16 is controlled and the chain 14 is wound up at the same time by the chain blocks 15, the frame 6, that is, the outer covering A, rises by obtaining a reaction force on the support bracket 11 fixed to the housing 1. Go.

  Next, the support bracket 11 is folded in the horizontal direction so as not to interfere with the housing 1 when it is raised, and the chain 14 is lifted by the chain block 15 to raise the support bracket 11 by one floor.

  Subsequently, the support bracket 11 is extended and placed on the floor 1a of the (n + 1) th floor of the housing 1 and fixed thereto.

  Further, the support bracket 11 and the guide rail 10 are fixed. Thereafter, the chain 14 is drawn out by the chain block 15 and the tension of the chain 14 is loosened and removed, whereby the remounting work of the support bracket 11 is completed. While the one support bracket 11 is replaced, the outer covering A is supported by the other support bracket 11.

  Then, the support brackets 11 are rearranged one by one, and when all the support brackets 11 are rearranged, the rearrangement work of the outer covering A is completed.

  In the outer covering body and the refilling method shown in the previous patent document 1, the guide mechanism (guide means) is a hoisting by a chain and tends to be unstable.

  Moreover, the mechanism is complicated and large-scale, such as a structure in which the support bracket can be folded.

  An object of the present invention is to provide a construction site outer periphery curing unit that can eliminate the disadvantages of the above-described conventional example and can easily and reliably shift an outer covering body safely using a climbing cylinder.

In order to achieve the above-mentioned object, the present invention according to claim 1 is arranged on an outer covering body provided with a guide rail provided with a lugget type hook, and a floor or a beam steel frame or the like that has already been constructed. A support bracket that can be fixed with a fixing bracket such as an anchor bolt, and a climbing cylinder that pivotally supports a lower end of the support bracket and pushes the outer covering body through a guide rail by a piston stroke. The upper end of the climbing cylinder and the support bracket are provided with an engaging body having a locking pin to the rugged hook of the guide rail , and the guide rail sandwiches the plate forming the hook with a grooved steel or an angle member. In the joining with bolts, the grooved steel and angle material protrude from the right and left of the plate forming the hook. Forming a flange in the downward direction, the channel-shaped guide member to the flange provided on the engaging body provided at an upper end of the climbing cylinder, is incorporated grooved moldings of nylon resin as sliding material in the channel-shaped guide member, A guide member for the flange of the guide rail is also provided in the support bracket so that it can be opened and closed, and the guide member is a Yatco type with an opening / closing arm whose tip is curved in a bowl shape, which is curved in the bowl shape of the tip of the support bracket and the opening / closing arm The gist of the present invention is that an oilless plate in which a solid lubricant is bonded to an iron plate as a sliding member is disposed on the inner side of the tip that curves into a bowl shape .

  According to the first aspect of the present invention, the outer covering body is provided with a guide rail provided with a lugget type hook, and is pivotally supported by the support bracket, that is, the upper end of the climbing cylinder hinged pivotally. If the engaging body is locked to the hook of the guide rail and the climbing cylinder is extended in this state, the outer covering body is pushed up together with the guide rail.

  In addition, the engaging body of the support bracket is locked to the hook of the guide rail (below the hook) to receive the load of the outer covering body.

  If the climbing cylinder is reduced, the engaging body at the upper end of the climbing cylinder comes off the hook of the guide rail, gets over the hook, and is locked to the lower hook.

  Next, when the climbing cylinder is extended, the outer covering body is pushed up together with the guide rail. At this time, the support bracket engaging body that has received the load of the outer covering body automatically disengages from the hook of the guide rail, gets over the hook, and reaches the upper hook.

  By repeating this process, the outer covering can be pushed up sequentially.

  Furthermore, since the engaging body provided at the upper end of the climbing cylinder is configured as a traveling body guided by the guide rail, the engaging body can be stably moved along the guide rail.

  Further, the support bracket portion can also be stably moved along the guide rail by guiding the guide rail, and since the guide member can be opened and closed, it can be easily engaged with the guide rail even when the support bracket is replaced. be able to.

  As described above, the construction site outer periphery curing unit of the present invention can shift the outer covering easily, reliably and safely using the climbing cylinder.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a side view showing an embodiment of a construction site outer periphery curing unit of the present invention, FIG. 2 is a plan view of the same, and the construction site outer periphery curing unit of the present invention is an outer covering 20 and a climbing cylinder 23 for pushing it up. And a support bracket 24 that supports the climbing cylinder 23.

  The outer covering 20 is a frame 27 in which a curing sheet 26 made of a net or a vinyl sheet is pasted. In the case of a net, the 10 mm and 15 mm curing metal meshes are selected by wind load.

  The frame 27 is formed by combining the main frame 27d shown in FIG. 12 and the subframe 27e shown in FIG. 13 side by side. As shown in FIG. 5, the subframes are located on the left and right of the two main frames 27d, respectively. In addition, it is connected by a joint plate 28 so that it has four steps up and down (the height of one step is 7500). The top step is provided with a suspension piece 29 as shown in FIG. To be able to take down.

  As shown in FIGS. 12 and 15, the main frame 27 d incorporates a truss member 27 a and a horizontal member 27 b, and a scaffold plate 27 c is installed as a frame scaffold.

  A guide rail 21 provided with a rugged hook 22 is provided on the outer covering 20 along the vertical direction of the frame 27. The hook 22 has a wave shape with a downward opening, and the upper side has a mountain shape so that a locking pin, which will be described later, can slide down.

  16 and 17 show the structure of the guide rail 21. The guide rail 21 shown in FIG. 16 is used when the weight of the outer covering 20 is large and heavy, and the plate 33 itself forming the hook 22 is made of a strong material. The plate 33 is used, and the plate 33 is sandwiched between the channel steels 30.

  The guide rail 21 in FIG. 17 is when the weight of the outer covering 20 is light, and the plate 33 forming the hook 22 is sandwiched between the angle members 31.

  In either case, it is difficult to weld with iron materials having different properties, so the connection is made with bolts 32, and the grooved steel 30 and the angle material 31 are provided with flanges 34 in the vertical direction projecting to the left and right of the plate 33 forming the hook 22. To be formed.

  The support bracket 24 is a horizontal member in which two steel molds are arranged side by side. The support bracket 24 is positioned on a floor 1a or a beam steel frame or the like on which the construction has already been completed, and is fixed with a fixing bracket such as a strong bolt anchor bolt. Can do.

  The climbing cylinder 23 pushes up the outer covering 20 through the guide rail 21 by the piston stroke, and the lower end of the climbing cylinder 23 is pivotally supported by the support bracket 24. An engaging body 37 having a locking pin 38 to the hook 22 of the above is provided.

  As shown in FIGS. 21 to 24, the climbing cylinder 23 is supported by the bearing brackets 35 and 35 having a notch 35a projecting from the support bracket 24 so as to receive the rotation shaft 36. did.

  The support bracket 24 is also provided with an engagement body 50 having a locking pin 51 to the rugged hook 22 of the guide rail 21.

  The engaging body 37 is formed as a traveling body 40 having a channel body 39 that slides with the flange 34 of the guide rail 21 as a guide, and incorporates a link piece 41 provided with a locking pin 38. One end of the piece 41 is axially attached to the traveling body 40 and a locking pin 38 provided at the other end is accommodated in a curved long hole 56 formed in the traveling body 40.

  The channel body 39 has an attachment ring body 55 at the top and bottom, and the ring body 55 is fitted to the traveling body 40 by fitting the ring body 55 into a cylindrical protrusion projecting from the traveling body 40.

  In the channel body 39, a molded product 39a with a groove of nylon resin is incorporated as a sliding material in a metal frame 39b.

  The pin 42 is provided with a coil spring 43 that biases the link piece 41 to tilt.

  The engaging body 50 is a rotatable substantially triangular cam piece 47 that is pivotally attached to the bearing piece 44 of the support bracket 24 by a pin 45, and the coil spring 46 that urges the pin 45 to tilt the engaging body 50. Intervened.

  At the triangular top of the cam piece 47, a leg base plate 48 is attached to the support bracket 24 when the cam piece 47 is tilted.

  The support bracket 24 is also provided with a guide member 49 to the flange 34 of the guide rail 21 so as to be openable and closable. The guide member 49 is a Yatsuko type with an open / close arm 49a whose tip is curved in a bowl shape.

Tip inner curved hook-shaped tip and the opening and closing arm 49a of the support bracket 24, i.e., the solid lubricant is disposed Oiles plate 52 bonded to the iron plate as a member sliding on the side in contact with the guide rail 21.

  Next, the usage will be described. As shown in FIGS. 1 and 2, the support bracket 24 is fixed on the floor 1 a or the beam steel frame or the like of the housing 1 already completed with a strong bolt anchor bolt or the like, and the engagement body provided on the support bracket 24. The 50 locking pins 51 are locked to the rugged hook 22.

  A climbing cylinder 23 is erected on the support bracket 24, and a guide member is set on the guide rail 21.

  Of the guide members, the channel body 39 at the upper end of the climbing cylinder 23 is fitted to the traveling body 40 by fitting the ring body 55 to the cylindrical protrusion of the traveling body 40 and locking it with a pin (not shown). Fit into the flange 34.

  The guide member 49 on the support bracket 24 side closes the open / close arm 49a and holds the guide rail 21 from the left and right.

  If the locking pin 38 of the engagement body 37 at the upper end of the climbing cylinder 23 is hooked on the rugged hook 22 of the guide rail 21 and the climbing cylinder 23 is extended, the outer covering 20 can be pushed up. The engaging pin 38 can be automatically engaged with the hook 22 by the coil spring 43 tilting the link piece 41.

  FIGS. 6 to 8 show the process of pushing up the outer covering 20. As shown in FIG. 6, when the outer covering 20 is pushed up as the climbing cylinder 23 is extended, the guide rail 21 is also lifted. The locking pin 51 of the support bracket 24 locked to the hook 22 of the type is pulled out, and the engaging body 50 moves to the hook 22 below the hook 22 that has been hooked so far.

  During movement, the locking pin 51 of the engaging body 50 gets over the upper side of the hook 22 below the hook 22 that has been hooked up to that point, and fits inside the hook 22.

  In this way, when the locking pin 51 gets over the mountain-shaped upper side of the hook 22 below the hook 22 that has been hooked so far, the cam piece 47 rotates, and the action of the coil spring 46 as shown in FIG. Then, it returns to its original state and is erected on the support bracket 24 by the leg base plate 48.

  The pushed-up outer covering body 20 receives a load via the support bracket 24 by the engaging body 50, and when the climbing cylinder 23 is reduced, the engaging body at the upper end that is hooked on the rugged hook 22 of the guide rail 21 is used. 34 moves to the hook 22 below the hook 22 that has been hooked.

  When the engaging body 34 moves in the climbing cylinder 23, the locking pin 51 of the engaging body 50 of the support bracket 24 receives the load of the outer covering body 20, and the engaging body 34 is hooked until then. Since the upper side of the hook 22 below the upper side of the hook 22 is climbed over and the inner side of the hook 22 is passed over, the climbing cylinder 23 can be extended and pushed up again.

  By repeating this process, the outer covering 20 can be pushed up sequentially.

It is a side view which shows one Embodiment of the construction site outer periphery curing unit of this invention. It is a top view which shows one Embodiment of the construction site outer periphery curing unit of this invention. It is a front view of an outer covering. It is a side view of an outer covering. It is a top view of an outer covering. FIG. 6 is a side view of the first step showing pushing up of the outer covering body. It is a side view of the 2nd process which shows pushing up of an external covering. It is a side view of the 3rd process showing pushing up of an external covering. It is a side view of the 1st process which shows pushing up of an external covering with the engaging body of the upper end of a climbing cylinder. It is a side view of the 2nd process which shows pushing up of the external covering with the engaging body of the upper end of a climbing cylinder. It is a side view of the 3rd process which shows pushing up of the outer covering with the engaging body of the upper end of a climbing cylinder. It is a side view of the main frame of an outer covering. It is a side view of a subframe of an outer covering. It is a side view of a hanging piece. It is a side view which shows engagement of a support bracket. It is explanatory drawing which shows one example of a guide rail. It is explanatory drawing which shows the other example of a guide rail. It is a side view of the engaging body of the upper end of a climbing cylinder. It is a front view of the engaging body of the upper end of a climbing cylinder. It is a top view of the engaging body of the upper end of a climbing cylinder. It is a side view at the time of the load receiving of the engaging body of a support bracket. It is a top view at the time of the load receiving of the engaging body of a support bracket. It is a side view before the load receiving of the engaging body of a support bracket. It is a top view of the open state of the guide member of a support bracket. It is a side view which shows a prior art example.

DESCRIPTION OF SYMBOLS 1 ... Frame 1a ... Floor 2 ... Framework scaffold 3 ... Curing sheet 6 ... Frame 6a, 6a ... Truss member 7 ... Horizontal member 10 ... Guide rail 11 ... Support bracket (support member)
11a ... sliding part 11b ... base (one end)
11c: intermediate part 11d: tip part (other end part)
12a, 12b ... horizontal member 13 ... reinforcing member 14 ... chain 14a ... hook (locking member)
15 ... chain block 16 ... guide mechanism (guide means)
A ... external covering 20 ... external covering 21 ... guide rail 22 ... hook 23 ... climbing cylinder 24 ... support bracket 26 ... curing sheet 27 ... frame 27a ... truss member 27b ... horizontal member 27c ... scaffold plate 27d ... main frame 27e ... Subframe 28 ... Joint plate 29 ... Hanging piece 30 ... Channel steel 31 ... Angle member 32 ... Bolt 33 ... Plate 34 ... Flange 35 ... Locking piece 35a ... Notch 36 ... Rotating shaft 37 ... Engaging body 38 ... Engagement Stop pin 39 ... Channel body 39a ... Nylon resin grooved molding 39b ... Metal frame 40 ... Running body 41 ... Link piece 42 ... Pin 43 ... Coil spring 44 ... Bearing piece 45 ... Pin 46 ... Coil spring 47 ... Cam piece 48 ... Leg base plate 49 ... guide member 49a ... opening / closing arm 50 ... engaging body 51 ... locking pin 52 ... oilesp Rate 53 ... Wheel 54 ... Plate 55 ... Ring body 56 ... Curved long hole

Claims (1)

It can be positioned on the outer covering body with guide rails provided with rugged hooks and the floor or beam steel frame etc. of which the construction has already been completed, and can be fixed with fixing brackets such as anchor bolts. A support bracket and a climbing cylinder that pivotally supports the lower end of the support bracket and pushes the outer covering member through the guide rail by a piston stroke. The guide rail is connected to the upper end of the climbing cylinder and the support bracket. An engagement body having a locking pin to the lugget type hook is provided, and the guide rail is sandwiched by a grooved steel or an angle material with a plate forming the hook, and is joined by a bolt. to project to the left and right plate forming a flange is formed in the vertical direction, climbing Siri A channel-shaped guide member to the flange is provided in the engaging body provided at the upper end of the slider, and a molded product with a groove of nylon resin is incorporated in the channel-shaped guide member as a sliding material, and the support bracket is also connected to the flange of the guide rail. A guide member is provided so as to be openable and closable, and the guide member is a Yatco type with an open / close arm whose tip is curved in a bowl shape. A construction site outer periphery curing unit characterized in that an oilless plate bonded to an iron plate is disposed.

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