JP2009281089A - Reinforcing material mounting device and reinforcing material mounting method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a reinforcing material mounting device which enables a reinforcing material to be easily and efficiently mounted on the undersurface side of a region above a reinforcing target location of a seismic strengthening object in a short period of time. <P>SOLUTION: This reinforcing material mounting device 1 makes the reinforcing materials 80-82 mounted on the undersurface 71a of the region 71 above the reinforcing target location 70 of the seismic strengthening object. The reinforcing material mounting device 1 includes: a reinforcing material mounting portion 20 which can vertically move between a region 72 below the reinforcing target location 70 and an undersurface 71a of the upper region 71, which has the reinforcing materials 80-82 mounted at a leading end by a mounting means 25, and the upper end of which is arranged in a position lower than upper ends of the reinforcing materials 80-82; and a movement means 10 which is vertically moved between the region 72 below the reinforcing target location 70 and the undersurface 71a of the upper region 71, so as to position the reinforcing materials 80-82, mounted on the reinforcing material mounting portion 20, on the side of the undersurface 71a of the upper region 71. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a reinforcing material mounting apparatus and a reinforcing material mounting method, and in particular, a reinforcing material on a lower surface side of an upper portion of a portion to be reinforced (for example, a rectangular space surrounded by columns and beams) of a seismic reinforcement object. The present invention relates to a reinforcing material attaching apparatus and a reinforcing material attaching method that are effective for attaching a reinforcing material.

In general, when earthquake-proof reinforcement is applied to an existing RC structure or SRC structure, a reinforcing material made of H-shaped steel or the like is applied to the inner surface of a portion to be reinforced (for example, a rectangular space surrounded by columns and beams). Attaching with anchor bolts, and then placing concrete between the reinforcing material and the inner surface of the reinforcement target portion and solidifying it, the reinforcement target portion is subjected to seismic reinforcement (for example, see Patent Document 1). .
Japanese Patent Application Laid-Open No. 11-193639

  By the way, when applying seismic reinforcement with the reinforcing material having the above-described configuration, the reinforcing material is divided into a plurality of parts, and while supporting each part by human power, the upper part, the side part, the lower part of the target part to be reinforced Each part is attached with an anchor bolt, but when the weight of each part exceeds 200 kg, it cannot be supported by human power, so it is necessary to attach each part to each part of the reinforcement target part using a forklift or the like.

  However, depending on the location to be reinforced, the height of the ceiling and the load capacity of the floor surface are limited, so there are cases where a forklift cannot be used. Must be installed, lifted by lifting means, attached to each part of the object to be reinforced, installation and removal of lifting means, and lifting work using lifting means It takes time and effort, and the cost required for seismic reinforcement is high.

  The present invention has been made in view of the conventional problems as described above, and can easily and efficiently attach a reinforcing material to a portion to be reinforced in a short time, thereby greatly reducing the cost required for seismic reinforcement. An object of the present invention is to provide a reinforcing material attaching device and a reinforcing material attaching method that can be reduced.

In order to solve the above problems, the present invention employs the following means.
That is, the reinforcing material attaching device of the present invention is a reinforcing material attaching device for attaching the reinforcing material to the lower surface of the portion above the reinforcing target portion of the seismic reinforcement object, and the upper end of the reinforcing material protrudes upward. A reinforcing material mounting portion that can be mounted in a state and movable in the vertical direction, and the reinforcing material mounting portion is moved in the vertical direction to position the reinforcing material on the lower surface side of the portion above the reinforcing target portion. And a moving means.

  According to the reinforcing material attaching device of the present invention, the reinforcing material is attached to the reinforcing material attaching portion in a state where the upper end protrudes upward, and the reinforcing material attaching portion and the reinforcing material are integrally moved up and down by the moving means. The reinforcing material can be positioned on the lower surface side of the portion above the portion to be reinforced, and the reinforcing material can be attached to the lower surface side of the upper portion with an anchor bolt or the like.

  Further, in the reinforcing material attaching device of the present invention, the reinforcing material is attached to the reinforcing material attaching portion by being fastened by a fastening member, and is attached to the reinforcing material attaching portion by being grasped by a grasping member. Or it is good also as being attached to the said reinforcing material attachment part by mounting in a mounting member.

  According to the reinforcing material mounting device of the present invention, the reinforcing material is fastened to the reinforcing material mounting portion by being fastened by the fastening member, being gripped by the gripping member, or being placed on the mounting member. Will be attached.

  Further, in the reinforcing material mounting device of the present invention, the moving means is composed of an articulated robot mechanism that moves the reinforcing material mounting portion in the vertical direction, or an up / down slide mechanism that moves the reinforcing material mounting portion in the vertical direction. It is good also as featuring.

  According to the reinforcing material mounting device of the present invention, the reinforcing material attached to the reinforcing material mounting portion is moved above the portion to be reinforced by moving the reinforcing material mounting portion in the vertical direction by the moving means composed of an articulated mechanism. Positioned on the bottom side. Alternatively, the reinforcing member attached to the reinforcing member attaching part is positioned on the lower surface side of the part above the reinforcing target part by moving the reinforcing member attaching part in the vertical direction by the moving means including the vertical slide mechanism.

  Furthermore, the reinforcing material mounting apparatus of the present invention may be characterized in that the moving means includes a base that can move back and forth, right and left on the floor surface of the reinforcement target portion, and that can turn. Good.

  According to the reinforcing material mounting device of the present invention, the moving means includes a base that can move back and forth, right and left on the floor surface of the reinforcement target portion, and can be turned. When positioning on the lower surface side of this part, the position of the reinforcing member can be finely adjusted by moving or rotating the moving means in the front-rear and left-right directions on the floor surface via the base.

  Furthermore, the reinforcing material mounting method of the present invention is a reinforcing material mounting method for mounting the reinforcing material on the lower surface of the portion above the reinforcing target portion of the seismic reinforcement target, and the reinforcing material movable in the vertical direction. The reinforcement member is attached to the attachment portion in a state where the upper end protrudes upward, and the reinforcement member attachment portion is moved in the vertical direction by the operation of the moving means for moving the reinforcement member attachment portion in the vertical direction. The material is positioned on the lower surface side of the upper portion of the portion to be reinforced, and the reinforcing material is attached to the lower surface side of the upper portion.

  According to the method of attaching the reinforcing material of the present invention, the reinforcing member is attached to the reinforcing material attaching portion with the upper end protruding upward by the operation of the moving means, and the reinforcing material attaching portion is moved up and down by the operation of the moving means in this state. By moving in the direction, the reinforcing material is positioned on the lower surface side of the portion above the portion to be reinforced, and the reinforcing material is attached to the lower surface side of the upper portion via an anchor bolt or the like.

  Further, according to the method for attaching a reinforcing material of the present invention, the reinforcing material is attached to the reinforcing material attaching portion by being fastened by a fastening member, and is attached to the reinforcing material attaching portion by being grasped by a grasping member. Or it is good also as being attached to the said reinforcing material attachment part by mounting in a mounting member.

  According to the reinforcing material mounting method of the present invention, the reinforcing material is fastened by the fastening member, gripped by the gripping member, or placed on the mounting member, whereby the reinforcing material mounting portion. Will be attached to.

  Further, the reinforcing member attaching method of the present invention is such that the moving means comprises an articulated robot mechanism that moves the reinforcing member attaching portion in the up-down direction, or an up-down slide mechanism that moves the reinforcing member attaching portion in the up-down direction. It is good also as a characteristic.

  According to the method of attaching a reinforcing material of the present invention, the reinforcing material attached to the reinforcing material attaching portion is located above the portion to be reinforced by moving the reinforcing material attaching portion in the vertical direction by the moving means comprising a multi-joint mechanism. It is positioned on the lower surface side. Alternatively, the reinforcing member attached to the reinforcing member attaching part is positioned on the lower surface side of the part above the reinforcing target part by moving the reinforcing member attaching part in the vertical direction by the moving means including the vertical slide mechanism.

  Furthermore, the method for attaching a reinforcing material according to the present invention is characterized in that the moving means includes a base that can move back and forth, right and left on the floor surface of the reinforcement target portion, and that can turn. Also good.

  According to the method of attaching a reinforcing material of the present invention, the moving means includes a base that can move back and forth, right and left on the floor surface of the reinforcement target location, and can be turned. When positioning on the lower surface side of the upper part, the position of the reinforcing member can be finely adjusted by moving the moving means back and forth, left and right, or swiveling on the floor surface via the base.

As described above, according to the reinforcing material attaching device and the reinforcing material attaching method of the present invention, the reinforcing material is attached to the reinforcing material attaching portion in a state where the upper end protrudes, and the reinforcing material attaching portion and the reinforcing material are moved by the moving means. As a result, the reinforcing material can be positioned on the lower surface side of the portion above the portion to be reinforced, and the reinforcing material can be attached to the lower surface side of the upper portion with an anchor bolt or the like.
Therefore, even if there is a restriction on the height or load resistance of the reinforcement target portion, the reinforcing material can be easily and efficiently applied in each part of the reinforcement target portion without using a lifting means such as a chain block. Since it can be attached, the cost required for seismic reinforcement can be greatly reduced.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 5 show a first embodiment of a reinforcing material mounting apparatus according to the present invention. FIG. 1 is a schematic view showing the entire reinforcing material mounting apparatus, and FIG. 2 is a right side view of FIG. FIGS. 3 to 4 are explanatory views showing a procedure for attaching a reinforcing material by the reinforcing material attaching device, and FIG. 5 is a schematic view of a portion to be reinforced.

  That is, as shown in FIG. 5, the reinforcing member mounting apparatus 1 according to the present embodiment has a reinforcement target portion 70 (for example, a column or a beam) of a seismic reinforcement object (an existing RC structure, an SRC structure, or the like). In particular, it is effective for attaching the reinforcing members 80 to 82 to the lower surface 71a of the upper portion 71, as shown in FIG. 1 and FIG. A base 2, a moving means 10 provided on the upper part of the base 2, and a reinforcing material mounting portion 20 supported by the moving means 10 so as to be movable in the vertical direction are provided.

  The base 2 is provided with a base frame 3 formed in a rectangular shape in plan view by using a steel frame, casters 4 provided at a plurality of positions on the lower surface side of the base frame 3, and openable on both side surfaces of the base frame 3. And a pair of support legs 5 and 5 and an outrigger 6 screwed to the tip of each support leg 5.

  Each caster 4 is a free caster provided with wheels that can rotate and turn in one direction, and these casters 4 allow the base frame 3 to move back and forth in the front-rear and left-right directions on the floor surface 73 of the portion 70 to be reinforced. It is supported so as to be movable and pivotable.

  Each support leg 5, 5 is connected to the side surface of the base frame 3 via a connection pin (not shown), and the position of the support leg 5, which is in contact with the side surface of the base frame 3 around the connection pin, It can be opened and closed between orthogonal positions. While adjusting the opening and closing angles of the support legs 5 and 5 and rotating the outriggers 6 at the tips of the support legs 5 to bring the tips of the outriggers 6 into contact with the floor surface 73, The reinforcing members 80 to 82 to be attached can be stably supported.

  The moving means 10 is an articulated robot mechanism, and includes a first arm 11 erected substantially vertically on the upper portion of the base frame 3, and a lower end connected to the upper end of the first arm 11 via a first pin 12. The second arm 13 is swingable in the vertical direction (A direction in the figure) around the first pin 12, and the lower end is connected to the upper end of the second arm 13 via the second pin 14. A third arm 15 swingable in the vertical direction (B direction in the figure) around the pin 14, a fourth arm 16 slidably provided in the longitudinal direction of the third arm 15, the first arm 11 and the second arm A first actuator 17 provided between the arm 13 and swinging the second arm 13 about the first pin 12; and a third actuator 15 provided between the second arm 13 and the third arm 15. A second arm that swings the arm 15 about the second pin 14 is used. A distal end of the fourth arm 16, provided with a tutor 18, and a third actuator 19 provided between the third arm 15 and the fourth arm 16 to slide the fourth arm 16 in the longitudinal direction of the third arm 15. The reinforcing material mounting portion 20 is rotatably attached to the knuckle joint 21.

  The first actuator 17, the second actuator 18, and the third actuator 19 are hydraulic cylinders provided with cylinder bodies 17a, 18a, 19a and rods 17b, 18b, 19b that can be retracted from the cylinder bodies 17a, 18a, 19a. By supplying hydraulic pressure from a hydraulic pressure supply source (not shown) to each cylinder body 17a, 18a, 19a via a pipe (not shown), each rod 17b, 18b, 19b becomes a cylinder body 17a, 18a. 19a, the second arm 13 swings about the first pin 12, the third arm 15 swings about the second pin 14, and the fourth arm 16 extends in the longitudinal direction of the third arm 15. The reinforcing member mounting portion 20 attached to the fourth arm 16 via the knuckle joint 21 is Move between the lower surface 71a of portion 72 and upper portion 71 of rectangular vertically.

  The reinforcing material mounting portion 20 is formed in, for example, a rectangular plate shape, and the back surface side is rotatably connected to the upper end of the fourth arm 16 via the knuckle joint 21 so that the inclination angle of the fourth arm 16 is increased. Without being affected, the reinforcing members 80 to 82 attached to the front surface side of the reinforcing member attaching portion 20 can be maintained in a stable posture.

 The attachment positions of the reinforcement members 80 to 82 on the front surface side of the reinforcement member attachment part 20 are adjusted so that the upper ends protrude upward from the upper end of the reinforcement member attachment part 20. Accordingly, the upper ends of the reinforcing members 80 to 82 are made to contact the lower surface 71a of the portion 71 above the reinforcement target portion 70 without the upper end of the reinforcing material mounting portion 20 coming into contact with the lower surface 71a side of the portion 71 above the reinforcement target portion 70. Can be brought into contact with the side.

  The knuckle joint 21 includes a first metal fitting 22 attached to the back surface of the reinforcing material attaching portion 20, a second metal fitting 23 attached to the tip of the rod 19b of the third actuator 19, and the first metal fitting 22 and the second metal fitting 23. A connecting pin 24 that is pivotably connected and penetrates the upper end of the fourth arm 16 is provided, and the reinforcing member mounting portion 20 is rotatably connected to the fourth arm 16 via the connecting pin 24. Yes.

  The attachment means 25 is a fastening member (not shown) composed of a bolt and a nut for fastening the reinforcing members 80 to 82 to the reinforcing member attaching portion 20, and the reinforcing members 80 to 82 are connected to the front side of the reinforcing member attaching portion 20. The screw insertion holes (not shown) provided in the reinforcing members 80 to 82 and the screw insertion holes (not shown) provided in the reinforcing member mounting portion 20 are matched to each other, so that both screw insertion holes are located. Reinforcing members 80 to 82 can be attached to the front side of the reinforcing member attaching portion 20 by inserting bolts between them and tightening them with nuts.

  The attachment means 25 is not limited to the fastening member having the above-described configuration, and a holding member (not shown) and a reinforcing material that are attached to the front surface side of the reinforcing material attaching portion 20 by holding the reinforcing materials 80 to 82 from the horizontal direction. The mounting member (not shown) etc. which are attached to the front side of the reinforcing material attachment part 20 by mounting 80-82 on the upper part may be sufficient. Examples of the gripping member include a combination of a pair of gripping plates arranged opposite to each other and an actuator that opens and closes the pair of gripping plates. The mounting member includes, for example, reinforcing members 80 to 82 on the upper surface side. Examples thereof include a plate-like member having a recessed portion to be fitted.

Next, a procedure for attaching the reinforcing members 80 to 87 to the reinforcement target portion 70 of the seismic reinforcement object using the reinforcing material attaching apparatus 1 according to the present embodiment configured as described above will be described.
Here, as shown in FIG. 5, H-shaped steel is used for the reinforcing members 80 to 87, and the first upper reinforcing member 80 attached to the central portion of the portion 71 above the reinforcing target portion 70 and the first upper reinforcing member. The second upper reinforcing member 81 and the third upper reinforcing member 82 attached to both sides of the member 80, the first vertical reinforcing member 83 and the second vertical reinforcing member 84 attached to the side portions 74 and 75, and the lower portion A first reinforcing member 86 and a second oblique reinforcing member which are attached obliquely between the lower reinforcing member 85 attached to 72, the first upper reinforcing member 80, the first longitudinal reinforcing member 83 and the second longitudinal reinforcing member 84. 87.

  First, as shown in FIG. 3, the first upper reinforcing member 80 is disposed on the floor surface 73 below the portion 71 above the reinforcing target portion 70, and the front side of the first upper reinforcing member 80 (the right side in FIG. 1). ), And the first actuator 17, the second actuator 18, and the third actuator 19 are operated to swing the second arm 13 about the first pin 12, and the third arm. 15 is swung around the second pin 14, and the fourth arm 16 is slid in the longitudinal direction of the third arm 15 to move the reinforcing member mounting portion 20 in the vertical direction. Make them face each other.

  Next, the screw insertion hole of the first upper reinforcing member 80 and the screw insertion hole of the reinforcing member mounting portion 20 are matched, a bolt is inserted between the screw insertion holes, and a nut is screwed into the bolt. By tightening, the first upper reinforcing member 80 is attached to the front side of the reinforcing member attaching portion 20.

  Next, as shown in FIGS. 4 and 5, the first actuator 17, the second actuator 18, and the third actuator 19 are actuated to swing the second arm 13 about the first pin 12, By swinging the three arms 15 around the second pin 14 and sliding the fourth arm 16 in the longitudinal direction of the third arm 15, the first upper reinforcing member 80 is moved upward together with the reinforcing member mounting portion 20. The upper end of the first upper reinforcing member 80 is opposed to the lower surface 71 a of the upper portion 71.

  Next, as shown in FIG. 5, the first actuator 17, the second actuator 18, and the third actuator 19 are operated to finely adjust the vertical position of the reinforcing material mounting portion 20, and the first upper reinforcing material. The anchor bolt previously provided in the upper portion 71 is inserted into the screw insertion hole previously provided in 80, and a nut is screwed into the anchor bolt and tightened to tighten the lower surface 71a of the upper portion 71. A first upper reinforcing member 80 is attached.

  Next, the bolts and nuts that have attached the first upper reinforcing member 80 to the reinforcing member attaching portion 20 are removed, the first upper reinforcing member 80 is separated from the reinforcing member attaching portion 20, and the first actuator 17, the second actuator 18, And the third actuator 19 is operated to swing the second arm 13 about the first pin 12, swing the third arm 15 about the second pin 14, and set the fourth arm 16 to the third arm. By sliding in the longitudinal direction 15, the reinforcing material mounting portion 20 is lowered toward the lower portion 72, and the reinforcing material mounting portion 20 is returned to the initial position.

  Next, following the same procedure as the first upper reinforcing member 80, the second upper reinforcing member 81 is attached to the left side portion of the first upper reinforcing member 81 on the lower surface 71a of the upper portion 71 with an anchor bolt and a nut. The upper reinforcing member 82 is attached to the right side portion of the first upper reinforcing member 80 on the lower surface 71a of the upper portion 71 with an anchor bolt and a nut, and a bolt is provided between the first upper reinforcing member 80 and the second upper reinforcing member 81. The first upper reinforcing member 80 and the third upper reinforcing member 82 are connected by bolts and nuts, and the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 are connected by nuts. Is integrated.

  Next, the first vertical reinforcing member 83 and the second vertical reinforcing member 84 are disposed on the side portions 74 and 75 of the reinforcement target portion 70, and the first vertical reinforcing member 83 and the second vertical reinforcing member 84 are disposed on the side. The first vertical reinforcing member 83 and the second upper reinforcing member 81 are connected by bolts and nuts, using anchor bolts previously attached to the parts 74 and 75, and the second vertical reinforcing member 84 and the second vertical reinforcing member 84 are connected to each other. The third upper reinforcing member 82 and the second vertical reinforcing member 84 are integrated with each other by connecting the third upper reinforcing member 82 with bolts and nuts, and integrating the second upper reinforcing member 81 and the first vertical reinforcing member 83 with each other. (See FIG. 5).

  In this case, since the first vertical reinforcing member 83 and the second vertical reinforcing member 84 can be positioned on the side portions 74 and 75 of the reinforcement target portion 70 by moving on the floor surface 73 by human power, It is not necessary to use the reinforcing material mounting apparatus 1 as described above for mounting.

  Next, the lower reinforcing member 85 is disposed in the lower portion 72 of the reinforcing target portion 70, and the lower reinforcing member 85 is attached to the lower portion 72 by using anchor bolts previously attached. The first vertical reinforcing member 83 is connected by bolts and nuts, the lower reinforcing member 85 and the second vertical reinforcing member 84 are connected by bolts and nuts, and the lower reinforcing member 85 and the first vertical reinforcing member 83 and The second vertical reinforcing member 84 is integrated (see FIG. 5).

 In this case, since the lower reinforcing material 85 can be positioned on the portion 72 below the reinforcing target portion 70 by moving the lower reinforcing material 85 on the floor surface 73 by human power, the above-described reinforcing material attaching device 1 is used for attachment. There is no need to use it.

  Next, a lifting means such as a chain block is attached to the first upper reinforcing member 80, the second upper reinforcing member 81, or the third upper reinforcing member 82 attached to the lower surface 71a of the portion 71 above the reinforcing target portion 70, The first diagonal reinforcing member 86 is lifted using this lifting means, and is disposed obliquely between the first upper reinforcing member 80 and the first vertical reinforcing member 83, and the first upper reinforcing member 80 and the first diagonal reinforcing member are disposed. The first diagonal reinforcement member 86 and the first vertical reinforcement member 83 are connected by bolts and nuts between the first diagonal reinforcement member 86 and the first vertical reinforcement member 83. Are integrated (see FIG. 5).

  Next, a second oblique reinforcing member 87 is disposed between the first upper reinforcing member 80 and the second vertical reinforcing member 84 in the same manner as the first oblique reinforcing member 86, and The second diagonal reinforcing member 87 and the second diagonal reinforcing member 87 and the second vertical reinforcing member 84 are connected by bolts and nuts, and the first upper reinforcing member 80, the second diagonal reinforcing member 87, and the second The two vertical reinforcing members 84 are integrated (see FIG. 5).

  The first oblique reinforcing material 86 and the second oblique reinforcing material 87 are attached to the reinforcing material according to the present embodiment, similarly to the first upper reinforcing material 80, the second upper reinforcing material 81, and the third upper reinforcing material 82. Of course, it may be attached using the device 1.

  As described above, the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 are attached to the portion 71 above the reinforcement target portion 70, and the first portions are attached to the side portions 74 and 75. The vertical reinforcing member 83 and the second vertical reinforcing member 84 are attached, the lower reinforcing member 85 is attached to the lower portion 72, and the first oblique reinforcing member 86 is provided between the first upper reinforcing member 80 and the first vertical reinforcing member 83. After mounting, the second diagonal reinforcing member 87 is attached between the first upper reinforcing member 80 and the second vertical reinforcing member 84, and then the concrete is filled between the reinforcing members 80 to 85 and the inner surface of the portion 70 to be reinforced. Then, by making it solidify, seismic reinforcement can be applied to the reinforcement target portion 70.

  In the reinforcing member mounting apparatus 1 according to the present embodiment configured as described above, the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member are provided on the portion 71 above the reinforcing target portion 70. When attaching the material 82, the first upper reinforcing material 80, the second upper reinforcing material 81, and the third upper reinforcing material 82 are disposed on the floor surface 73 of the reinforcement target portion 70. The reinforcing material attaching device 1 is disposed on the front side of the second upper reinforcing material 81 and the third upper reinforcing material 82, and the first upper reinforcing material 80 and the second upper reinforcing material are provided in the reinforcing material attaching portion 20 of the reinforcing material attaching device 1. 81 and the third upper reinforcing member 82 are attached, and the first upper reinforcing member 80 and the second upper reinforcing member are integrally formed with the reinforcing member attaching portion 20 by the operation of the first actuator 17, the second actuator 18, and the third actuator 19. The material 81 and the third upper reinforcing material 82 are raised to be reinforced object portions 70. The first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 are attached to the lower surface 71a side of the upper portion 71 by anchor bolts while being positioned on the lower surface 71a side of the upper portion 71. It will be good.

  Therefore, a lifting means such as a chain block is used to attach the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 to the lower surface 71a side of the portion 71 above the reinforcing target portion 70. Since there is no need, it takes a lot of labor to install and remove the lifting means, and to lift the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 using the lifting means. Therefore, it is possible to perform the earthquake-proof reinforcement easily and quickly in a short time, and the cost required for the earthquake-proof reinforcement can be greatly reduced.

  FIG. 6 shows a second embodiment of the reinforcing material attaching device according to the present invention, and this reinforcing material attaching device 30 uses an up-and-down slide mechanism 45 as the moving means 10. Other configurations are the same as those shown in the first embodiment.

  That is, as shown in FIG. 6, the reinforcing member mounting device 30 is supported by a base 31, a vertical slide mechanism 45 provided on the top of the base 31, and a vertical slide mechanism 45 so as to be slidable in the vertical direction. The horizontal movement mechanism 55 is provided, and the horizontal movement mechanism 55 is provided with a reinforcing material attaching portion 65.

  The base 30 has a base frame 32 formed in a square shape in plan view by using a steel frame, casters 33 provided at the four corners of the base frame 32, and a front side (left side in FIG. 6) of the base frame 32. A pair of fixing brackets 36, 36 provided, a pair of support legs 40, 40 provided on both side surfaces of the rear side of the base frame 32 (to the right in FIG. 6), and an outrigger screwed to the tip of each support leg 40 42.

  The pair of casters 33 provided on the front side of the base frame 32 is a fixed caster having wheels that can rotate in one direction, and the pair of casters 33 on the rear side of the base frame 32 is rotated in one direction. Swivel casters with wheels that can be turned and used are used, and the casters 33 support the base frame 32 so as to be movable in the front-rear and left-right directions on the floor surface 73 so as to be capable of turning.

  Each fixing bracket 36 includes an L-shaped bracket main body 37 provided on both sides of the front side of the base frame 32, a fixing lever 38 provided at the tip of the bracket main body 37 and rotatable in the direction of the arrow in FIG. A fixing screw 39 screwed to the fixing lever 38 is provided.

 The base 31 is disposed on the front side of the lower reinforcing member 85 disposed in the portion 72 below the reinforcement target portion 70, and in this state, the metal fitting body 37 of each fixing bracket 36 is locked to the lower reinforcing member 85 from the front side. Then, by rotating the fixing lever 38, the lower reinforcing member 85 is sandwiched between the fixing lever 38 and the metal fitting body 37, and the fixing screw 39 is fastened to the lower reinforcing member 85 in this state, whereby a pair of fixing metal fittings is obtained. 36 can be attached to the lower reinforcing member 85.

  Each support leg 40 is connected to a side surface of the base frame 32 via a connection pin 41, and a position that is in contact with the side surface of the base frame 32 and a position orthogonal to the side surface of the base frame 32 with the connection pin 41 as a center. It can be freely opened and closed. The opening / closing angle of each support leg 40 is adjusted, and the outrigger 42 at the tip of each support leg 40 is rotated to bring the tip of each outrigger 42 into contact with the floor surface 73 of the reinforcement target portion 70, thereby attaching the reinforcing material. The reinforcing members 80 to 82 attached to the portion 65 can be stably supported.

  The vertical slide mechanism 45 includes an outer frame 46 that is vertically provided on an upper portion on the rear side of the base frame 32 of the base 31, a middle frame 47 that is slidable in the vertical direction inside the outer frame 46, and a middle frame 47. Are provided with an inner frame 48 that is slidable in the vertical direction and an electric winch 50 that slides the middle frame 47 and the inner frame 48 in the vertical direction.

  The electric winch 50 includes a motor 50a, a drum 50b rotated by the motor 50a, and a wire 50c wound around the drum 50b. The wire 50c drawn from the drum 50b is connected to the upper end of the outer frame 46. The first pulley 51 provided on the inner frame 48, the second pulley 52 provided on the lower end portion of the middle frame 47, and the third pulley 53 provided on the upper end portion of the middle frame 47 are wound, and the leading end is the upper end of the inner frame 48. Connected to the department. By operating the electric winch 50 and pulling out or winding up the wire 50c, the inner frame 47 slides up and down inside the outer frame 46, the inner frame 48 slides up and down inside the middle frame 47, and the inner frame 48 is positioned at a predetermined position in the vertical direction.

  The horizontal movement mechanism 55 is attached to the inner frame 48 of the vertical slide mechanism 45, and a base frame 56 that can slide in the vertical direction integrally with the inner frame 48, and a support frame 57 that protrudes horizontally from the upper end of the base frame 56. And an actuator 58 provided on the upper portion of the support frame 57, and the reinforcing material mounting portion 65 is supported by the supporting frame 57 so as to be movable in the horizontal direction. The actuator 58 operates the reinforcing material mounting portion 65 in the horizontal direction. It is configured to be able to advance and retreat.

  The actuator 58 is a hydraulic cylinder including a cylinder main body 58a and a rod 58b that can be projected and retracted from the cylinder main body 58a, and a reinforcing material mounting portion 65 is rotatably connected to the tip of the rod 58b via a knuckle joint 59. Then, the reinforcing members 80 to 82 are attached to the front surface side of the reinforcing member attaching portion 65 by the attaching means 63.

  The cylinder main body 58a of the actuator 58 is connected to a hydraulic pressure supply source via a pipe. By operating the hydraulic pressure supply source and supplying hydraulic pressure to the cylinder main body 58a via the pipe, the rod 58b protrudes and retracts from the cylinder main body 58a. The reinforcing member attaching portion 65 connected to the rod 58a via the knuckle joint 59 advances and retreats in the horizontal direction.

 The attachment positions of the reinforcement members 80 to 82 on the front surface side of the reinforcement member attachment part 65 are adjusted so that the upper ends protrude upward from the upper end of the reinforcement member attachment part 65. Accordingly, the upper ends of the reinforcing members 80 to 82 are made to contact the lower surface 71a of the portion 71 above the reinforcement target portion 70 without the upper end of the reinforcing material attaching portion 65 coming into contact with the lower surface 71a side of the portion 71 above the reinforcement target portion 70. Can be brought into contact with the side.

  The knuckle joint 59 rotates the first metal fitting 60 attached to the back surface of the reinforcing material attaching portion 65, the second metal fitting 61 attached to the tip of the rod 58a of the actuator 58, and the first metal fitting 60 and the second metal fitting 61. And a connecting pin 62 that is freely connected.

  The attachment means 63 is a fastening member composed of a bolt and a nut for fastening the reinforcing members 80 to 82 to the reinforcing member attaching portion 65, and the reinforcing members 80 to 82 are positioned on the front side of the reinforcing member attaching portion 65 to reinforce. The screw insertion holes provided in the members 80 to 82 and the screw insertion holes provided in the reinforcing member mounting portion 65 are matched, and bolts are inserted between the screw insertion holes and tightened with nuts. 80 to 82 can be attached to the front side of the reinforcing material attaching portion 65.

  The attaching means 63 is not limited to the fastening member having the above-described configuration, and the holding members 80 to 82 attached to the front surface side of the reinforcing member attaching portion 65 by holding the reinforcing members 80 to 82 from the horizontal direction. It may be a mounting member or the like that is mounted on the front surface side of the reinforcing material mounting portion 65 by being mounted on the upper portion. Examples of the gripping member include a combination of a pair of gripping plates disposed opposite to each other and an actuator for opening and closing the pair of gripping plates. The mounting member includes, for example, a reinforcing material fitted on the upper surface side. Examples thereof include a plate material having a recess.

Next, a procedure for attaching the reinforcing members 80 to 87 to the reinforcement target portion 70 of the seismic reinforcement object using the reinforcing material attachment device 30 according to the present embodiment configured as described above will be described.
Here, as shown in FIG. 5, the H-shaped steel is used for the reinforcing members 80 to 87 as in the first embodiment, and is attached to the central portion of the portion 71 above the portion 70 to be reinforced. The reinforcing member 80, the second upper reinforcing member 81 and the third upper reinforcing member 82 attached to both sides of the first upper reinforcing member 80, and the first vertical reinforcement attached to the side portions 74 and 75 of the reinforcing object portion 70. The material 83 and the second vertical reinforcing material 84, the lower reinforcing material 85 attached to the portion 72 below the reinforcement target portion 70, the first upper reinforcing material 80, the first vertical reinforcing material 83, and the second vertical reinforcing material 84 The first oblique reinforcing member 86 and the second oblique reinforcing member 87 which are attached obliquely between the two.

  First, similarly to the first embodiment, the first upper reinforcing member 80 is disposed on the floor surface 73 below the portion 71 above the reinforcement target portion 70 and is reinforced on the near side of the first upper reinforcing member 80. The material attachment device 30 is arranged, the electric winch 50 is operated, the middle frame 47 and the inner frame 48 of the vertical slide mechanism 45 are slid in the vertical direction, and the actuator 58 of the horizontal movement mechanism 55 is operated to attach the reinforcing material. The portion 65 is advanced and retracted in the horizontal direction, and the reinforcing material attaching portion 65 is opposed to the first upper reinforcing material 80.

  Next, the screw insertion hole of the first upper reinforcing member 80 and the screw insertion hole of the reinforcing member mounting portion 65 are matched, a bolt is inserted between the screw insertion holes, and a nut is screwed into the bolt. By tightening, the first upper reinforcing member 80 is attached to the front side of the reinforcing member attaching portion 65.

  Next, the electric winch 50 is actuated, the middle frame 47 and the inner frame 48 of the vertical slide mechanism 45 are slid in the vertical direction, the actuator 58 of the horizontal movement mechanism 55 is actuated, and the reinforcing member mounting portion 65 is moved in the horizontal direction. By advancing and retracting, the first upper reinforcing member 80 on the floor surface 73 of the reinforcement target portion 70 is raised toward the portion 71 above the reinforcement target portion 70, and the upper end of the first upper reinforcing member 80 is set to the upper portion 71. It faces the lower surface 71a.

  Next, the electric winch 50 is actuated, the middle frame 47 and the inner frame 48 of the vertical slide mechanism 45 are slid in the vertical direction, the actuator 58 of the horizontal movement mechanism 55 is actuated, and the reinforcing member mounting portion 65 is moved in the horizontal direction. By moving forward and backward, the position in the vertical direction of the reinforcing member mounting portion 65 is finely adjusted, and is provided in advance in the portion 71 above the reinforcing target portion 70 in the screw insertion hole provided in advance in the first upper reinforcing member 80. The first upper reinforcing member 80 is attached to the lower surface 71a side of the upper portion 71 by inserting the anchor bolt, and screwing and tightening the nut to the anchor bolt.

  Next, the bolts and nuts attaching the first upper reinforcing member 80 to the reinforcing member attaching portion 65 are removed, the first upper reinforcing member 80 is disconnected from the reinforcing member attaching portion 65, and the electric winch 50 of the vertical slide mechanism 45 is operated. Then, the inner frame 48 and the middle frame 47 are slid in the vertical direction, the actuator 58 of the horizontal movement mechanism 55 is operated to move the reinforcing material mounting portion 65 in the horizontal direction, and the reinforcing material mounting portion 65 is moved to the floor surface 73. Move down and return to the initial position.

  Next, according to the same procedure as the first upper reinforcing member 80, the second upper reinforcing member 81 is anchored to the left portion of the first upper reinforcing member 80 on the lower surface 71a side of the portion 71 above the portion 70 to be reinforced, The third upper reinforcing member 82 is attached to the right side portion of the first upper reinforcing member 80 on the lower surface 71a side of the upper portion 71 with an anchor bolt and a nut, and the first upper reinforcing member 80 and the second upper reinforcing member are attached with a nut. The first upper reinforcing member 80 and the third upper reinforcing member 82 are connected by bolts and nuts, and the first upper reinforcing member 80 and the second upper reinforcing member 81 are connected to each other by a bolt and a nut. The third upper reinforcing member 82 is integrated.

  Next, according to the same procedure as in the first embodiment, the first vertical reinforcing member 83 and the second vertical reinforcing member 84 are attached to the side portions 74 and 75 of the side to be reinforced 70, and the first vertical reinforcing member 83 and The second upper reinforcing member 81 is connected by bolts and nuts, the second vertical reinforcing member 84 and the third upper reinforcing member 82 are connected by bolts and nuts, and the second upper reinforcing member 81 and the first upper reinforcing member 81 are connected to each other. The vertical reinforcing member 83 is integrated, and the third upper reinforcing member 82 and the second vertical reinforcing member 84 are integrated.

  Next, according to the same procedure as in the first embodiment, the lower reinforcing member 85 is attached to the portion 72 below the reinforcing target portion 70, and the space between the lower reinforcing member 85 and the first vertical reinforcing member 83 is set with bolts and nuts. The lower reinforcing member 85 and the second vertical reinforcing member 84 are connected by bolts and nuts, and the lower reinforcing member 85, the first vertical reinforcing member 83, and the second vertical reinforcing member 84 are integrated.

  Next, according to the same procedure as in the first embodiment, the first oblique reinforcing member 86 is attached between the first upper reinforcing member 80 and the first vertical reinforcing member 83, and the first upper reinforcing member 80 and the first oblique reinforcing member 83 are attached. The first upper reinforcement member 80, the first diagonal reinforcement member 86, and the first vertical reinforcement are connected by bolts and nuts between the reinforcement member 86 and between the first diagonal reinforcement member 86 and the first vertical reinforcement member 83. The material 83 is integrated.

  Next, according to the same procedure as in the first embodiment, the second oblique reinforcing member 87 is attached between the first upper reinforcing member 80 and the second vertical reinforcing member 84, and the first upper reinforcing member 80 and the second oblique reinforcing member 84 are attached. The first upper reinforcing member 80, the second diagonal reinforcing member 87, and the second vertical reinforcement are connected to each other by the bolts and nuts between the reinforcing member 87 and between the second diagonal reinforcing member 87 and the second vertical reinforcing member 84. The material 84 is integrated.

  Then, as described above, the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 are attached to the portion 71 above the portion 70 to be reinforced, and the side portions 74 and 75 are attached to the side portions 74 and 75. The first vertical reinforcing member 83 and the second vertical reinforcing member 84 are attached, the lower reinforcing member 85 is attached to the lower portion 72, and the first oblique reinforcing member is interposed between the first upper reinforcing member 80 and the first vertical reinforcing member 83. 86, and the second oblique reinforcing member 87 is attached between the first upper reinforcing member 80 and the second vertical reinforcing member 84, and then concrete is filled between the reinforcing members 80 to 85 and the reinforcement target portion 70. Thus, the reinforcement target portion 70 can be seismically reinforced by solidifying.

  Even in the reinforcing member mounting apparatus 30 according to the present embodiment configured as described above, the first upper reinforcing member is placed on the portion 71 above the reinforcing target portion 70 in the same manner as that shown in the first embodiment. 80, when the second upper reinforcing member 81 and the third upper reinforcing member 82 are attached, the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member are placed on the floor surface 73 of the reinforcement target portion 70. 82, and the reinforcing material mounting device 30 is disposed in front of the first upper reinforcing material 80, the second upper reinforcing material 81, and the third upper reinforcing material 82, and the reinforcing material mounting portion of the reinforcing material mounting device 30 is disposed. The first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 are attached to 65, and the reinforcing member attaching portion is actuated by the operation of the electric winch 50 of the vertical slide mechanism 45 and the actuator 58 of the horizontal moving mechanism 55. 65, a first upper reinforcing member 80, a second upper reinforcing member 81, The third upper reinforcing member 82 is raised and positioned on the lower surface 71a side of the portion 71 above the portion 70 to be reinforced, and in this state, the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member The material 82 may be attached to the lower surface 71a side of the upper portion 71 with an anchor bolt.

  Therefore, a lifting means such as a chain block is used to attach the first upper reinforcing member 80, the second upper reinforcing member 81, and the third upper reinforcing member 82 to the lower surface 71a side of the portion 71 above the reinforcing target portion 70. Since there is no need, the installation and removal of the lifting means, the work using the lifting means does not take a great deal of labor, time, and labor, and it is easy and efficient in the point 70 to be reinforced. The seismic reinforcement can be performed well, and the cost required for the seismic reinforcement can be greatly reduced.

  In the above description, an articulated robot mechanism or an up / down slide mechanism is used as the moving means 10. What is necessary is just to have the function to move to the up-down direction between the lower surfaces 71a of the part 71 of this.

It is the schematic which showed the whole 1st Embodiment of the reinforcing material attachment apparatus by this invention. It is a right view of FIG. It is explanatory drawing which showed the attachment procedure of the reinforcing material by the reinforcing material attachment apparatus of FIG. It is explanatory drawing which showed the attachment procedure of the reinforcing material by the reinforcing material attachment apparatus of FIG. It is the schematic of the reinforcement object location. It is the schematic which showed the whole 2nd Embodiment of the reinforcing material attachment apparatus by this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1,30 Reinforcement attachment apparatus 2,31 Base 3,32 Base frame 4,33 Caster 5,40 Support leg 6,42 Outrigger 10 Moving means 11 1st arm 12 1st pin 13 2nd arm 14 2nd pin 15 3rd arm 16 4th arm 17 1st actuator 17a, 18a, 19a Cylinder body 17b, 18b, 19b Rod 18 2nd actuator 19 3rd actuator 20, 65 Reinforcement attachment part 21, 59 Knuckle joint 22, 60 1st bracket 23, 61 2nd metal fittings 24, 62 Connecting pins 25, 63 Mounting means 36 Fixing metal fittings 37 Metal fitting body 38 Fixing lever 39 Fixing screw 41 Connecting pin 45 Vertical slide mechanism 46 Outer frame 47 Middle frame 48 Inner frame 50 Electric winch 50a Motor 50b Drum 50c Wire 51 First pulley 52 Second pulley 53 Third pulley 55 Horizontal moving mechanism 56 Base frame 57 Support frame 58 Actuator 58a Cylinder body 58b Rod 70 Reinforcement target portion 71 Upper portion 71a Lower surface 72 Lower portion 73 Floor surface 74 Side portion 75 Side portion 80 First portion Upper reinforcing member 81 Second upper reinforcing member 82 Third upper reinforcing member 83 First vertical reinforcing member 84 Second vertical reinforcing member 85 Lower reinforcing member 86 First oblique reinforcing member 87 Second oblique reinforcing member

Claims (8)

A reinforcing material attaching device for attaching a reinforcing material to a lower surface of a portion above a reinforcing target portion of an earthquake resistant reinforcing object,
The reinforcing material can be attached in a state where the upper end protrudes upward, and the reinforcing material attachment part movable in the vertical direction,
A reinforcing material attaching device comprising: a moving means for moving the reinforcing material attaching portion in a vertical direction to position the reinforcing material on a lower surface side of a portion above the portion to be reinforced.   The reinforcing material is attached to the reinforcing material attaching portion by being fastened by a fastening member, and is attached to the reinforcing material attaching portion by being grasped by a grasping member, or is placed on the placing member. The reinforcing material attaching device according to claim 1, wherein the reinforcing material attaching device is attached to the reinforcing material attaching portion.   The said moving means consists of the articulated robot mechanism which moves the said reinforcing material attaching part to an up-down direction, or the up-down slide mechanism which moves the said reinforcing material attaching part to an up-down direction. Reinforcing material mounting device.   The reinforcement according to any one of claims 1 to 3, wherein the moving means includes a base that can move back and forth, right and left on the floor surface of the portion to be reinforced, and that can turn. Material mounting device. A method of attaching a reinforcing material for attaching a reinforcing material to the lower surface of a part above the reinforcement target part of the seismic reinforcement object,
Attach the reinforcing material to the reinforcing material mounting part movable in the vertical direction with the upper end protruding upward,
By operating the moving means for moving the reinforcing material mounting portion in the vertical direction, the reinforcing material mounting portion is moved in the vertical direction, and the reinforcing material is positioned on the lower surface side of the portion above the reinforcing object location, A method of attaching a reinforcing material, comprising attaching the reinforcing material to a lower surface side of an upper portion.   The reinforcing material is attached to the reinforcing material attaching portion by being fastened by a fastening member, and is attached to the reinforcing material attaching portion by being grasped by a grasping member, or is placed on the placing member. 6. The reinforcing material attaching method according to claim 5, wherein the reinforcing material attaching portion is attached to the reinforcing material attaching portion.   The said moving means consists of an articulated robot mechanism which moves the said reinforcing material attaching part to an up-down direction, or an up-down slide mechanism which moves the said reinforcing material attaching part to an up-down direction. How to attach the reinforcing material.   The reinforcement according to any one of claims 5 to 7, wherein the moving means includes a base that can move back and forth, right and left on the floor surface of the reinforcement target portion, and that can turn. How to install the material.

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