JP6426917B2 - Side wall erection method and equipment for suspension scaffolding - Google Patents

Description

The present invention is a suspension scaffold constructed along an extension direction of an elevated structure such as a highway or a bridge in a construction work or a repair work of the elevated structure, in which a side wall is erected at a side end of the suspension scaffold. Related to the construction method and equipment of

In the past, when constructing or renovating an elevated structure, a large number of scaffolding boards are suspended by cords on the elevated construction, and a frame provided at the end edge of each scaffolding board is directed in the extension direction of the elevated construction. A hanging scaffold is constructed by arranging a large number of scaffolding boards at a predetermined pitch P in the extension direction and connecting them to each other.

Thus, the suspension scaffold is extended in the direction of extension of the elevated structure, thereby providing a workbed for construction or renovation work.

By the way, as represented by the expressway, the extension direction of the elevated structure is not limited to the straight line direction, but includes the curvilinear direction in which a curve is drawn. Therefore, the hanging scaffold also needs to be constructed in a direction corresponding to this.

For this reason, the end side edge parts of the adjacent scaffold boards are mutually connected so as to be adjustable in distance from each other by joint means. The coupling means is provided by connecting mutually opposing sockets and plugs between the frames of adjacent scaffolding boards, and the plugs are connected by being slidably fitted in the sockets.

Therefore, the adjacent scaffolding boards can be adjusted in distance from each other by sliding the plug and the socket in a state of being connected by the joint means, whereby the girder side edge of the adjacent scaffolding boards can be adjusted. It is possible to incline the joint portion at a predetermined angle, and to construct a suspension scaffold toward a desired extension direction including not only a linear direction but also a curvilinear direction.

Japanese Examined Patent Publication 7-103679 Patent No. 2647801 gazette Patent No. 2647802 Patent No. 2664642 Patent No. 3012827 gazette Patent No. 4106133 Patent No. 5399865 gazette

The above-mentioned suspension scaffold is constructed toward the extension direction of the elevated structure and provides a work floor for construction work or repair work, but since the side space is open, noise etc. during the construction work to the outside It is released and it becomes annoyance to the neighbors.

In addition, since the scaffold plates arranged in a row are suspended by a cord such as a chain, there is a possibility of swinging when receiving strong wind and the like, and as described above, adjacent scaffold plates are joint means Since the space is adjustably connected by this to form a non-rigid structure, there is a possibility that the work floor may twist when rocking.

Then, if the side wall by a panel etc. is erected in the wife side edge part of each scaffold board arranged in a row, it is possible to solve the problem of the said noise etc. However, merely setting up the side wall does not solve the problem relating to the non-rigid structure.

Moreover, as described above, the suspension scaffold is constructed not only in the linear direction but also in the curvilinear direction by inclining the joint portion of the girder side edge part of the adjacent scaffold plate at a predetermined angle, each scaffold plate When the panels are erected, the adjacent panels are mutually bent to form a gap, which is insufficient for solving the problems such as the noise.

The present invention provides a side wall erection method and apparatus in a suspension scaffold that solves the above-mentioned problems.

Therefore, in the place where the method of the present invention is configured as a means, a large number of scaffolding boards are suspended by cords on the elevated construction, and a frame provided at the end edge of each scaffolding board is extended in the extension direction of the elevated construction. A suspension scaffold comprising a plurality of scaffolding boards arranged in a row at a predetermined pitch P in the extending direction, and the end edges of adjacent scaffolding boards being connected together so as to be adjustable in distance from each other by joint means. A side wall is erected along the end side edge portion of the scaffolding plate, and erected on the frames of a pair of adjacent scaffolding plates at predetermined positions spaced apart corresponding to a plurality of pitches Pn among the arranged scaffolding plates. A step of connecting the frames of the pair of scaffolding boards by the erecting members, and a step of connecting the plurality of erected members by the connecting member; Wall panel between raised constructions And arranged, it lies in comprising the step of attaching the side edges of the wall face panel body, each upright structure.

In a preferred embodiment of the present invention, the standing structure comprises a base standing structure and an extended standing structure, and a predetermined number of spacing plates corresponding to a plurality of pitches Pn of the arrayed scaffolding boards are spaced apart. A step of erecting a base erecting structure on a frame of a pair of scaffolding boards adjacent in position, a step of mutually connecting the plurality of erected base erecting structures by a connecting member, and the erected base Disposing a wall panel between the upright structures and attaching the side edges of the wall panels to the base upright structure, and connecting the extended upright structure to the base upright structure. And a step of disposing a wall panel body between the erected standing erection members and attaching the both side edges of the wall panel body to the erecting erection members. It is.

When the extended standing structure is connected to the base standing structure, it is preferable to form a work floor (F) via the base standing structure so as to be located above the scaffolding plate in the suspension scaffold. .

Further, the device according to the present invention is configured as a means is a device for carrying out the above-mentioned construction method, and the standing structure is a main support column erected on the frame of the scaffolding board and a side of the main support column. There is provided a protruding arm and a sub-post disposed inside the main post, and the main post is a standing fastener that can be detachably fixed to the frame of the scaffolding board at the lower end of the main post. And the sub-post is fixed in parallel with the main post at a distance from the inside of the main post so as to detachably fix a connecting fastener provided at the end of the connection member. The arms are protruded toward both sides of the pillar so as to detachably attach the attaching members for attaching the both wall panel bodies in a state where the wall panel body is disposed on both sides of the main pillar The point is

Preferably, the main and located outside of the column has a cover plate which projects on both sides of the main strut, when placing the wall panel member on either side of the main columns, the the side edges of the wall surface panel member The cover plate is interposed between the cover plate and the arm, and the outside of the mutually facing side edge of the wall panel body on both sides is covered by the cover plate.

The main support post is configured to be erected above the joint means of the adjacent scaffolding board, and a base extending along the frame of the pair of adjacent scaffolding boards from the lower end of the main support post A standing fastener is provided for providing a body and detachably securing the base body to each of the frames of the adjacent pair of scaffolding plates, wherein the standing fastener is pivotable at least around the longitudinal axis. It is preferable to be provided in the said base body via the adhering attitude | position control means.

More preferably, the arms are configured to face upper and lower end portions of side edge portions of wall surface panel bodies disposed on both sides of the main support, and the wall surface panel bodies are provided at the upper and lower end portions of both side edge portions. An elongated hole extending in the width direction of the panel body is provided, and the attaching device is provided with a fixing fastener which can be detachably fixed to the arm, and extends from the fixing fastener and is attached to the long hole. A locking posture is provided which is provided with a pin that is inserted and locked, and in a state where the pin is inserted and locked in the long hole, the wall panel body is rotatably movable in the width direction by the pin and the long hole. It constitutes control means.

According to the first aspect of the present invention, the erecting structure 9 is erected on the frame 5 of the pair of scaffolding boards 3 and 3 adjacent to each other at predetermined positions separated by a plurality of pitches Pn. Since the frames 5 of the pair of scaffolding boards are connected by the body 9 and the plurality of erecting constructions 9 erected in this manner are mutually connected by the connecting member 10, adjacent erecting constructions A rigid structure can be formed by integrally connecting a plurality of scaffolding plates 3 and 3 arranged in a row across multiple pitches Pn between 9, 9 as a unit, and also adjacent between adjacent units Since the frames 5 of the pair of scaffolding boards are suitably connected, this contributes to the shape retention and rigidification of the hanging scaffold . And by arranging and attaching the wall surface panel body 11 between the adjacent standing structures 9, 9, there is an effect that the side wall 8 connected in the row direction of the scaffolding board 3 can be suitably formed. .

According to the present invention as set forth in claim 2, the side wall 8 having the above-mentioned effect is formed by the erecting of the base upright structure 9a and the connection by the connecting member 10, and further, the base upright structure 9a is extended and erected. By arranging the constructions 9 b in a row and mounting the wall panel 11 on the extended standing construction 9 b, it is possible to form the tall side walls 8.

According to the third aspect of the present invention, the working floor F is formed in the space above the scaffolding board 3 in the hanging scaffold via the erected base erecting structure 9a, whereby the base erecting structure 9a is formed. The work of arranging the extended standing structure 9b in a row and the work of mounting the wall panel body 11 on the extended standing structure 9b are facilitated.

According to the present invention as set forth in claim 4, the erecting structure 9 provided with the main support 12, the arm 15, and the sub support 17 is provided, and the main support 12 is erected by the fixing tool 19 and the frame 5 of the scaffold plate 3 is provided. The wall panel body 11 is attached by attaching the attachment 26 to the arm 15 so that the wall panel 11 can be attached. The apparatus which can preferably implement the side wall standing construction method of description can be provided.

According to the present invention as set forth in claim 5, the mutually facing side edges of the wall panel bodies 11, 11 arranged on both sides of the main support 12 of the upright structure 9 are more preferably covered by the cover plate 13 from the outside. Since it is covered, it is possible to construct the side wall 8 excellent in the effect of preventing the leakage of noise and the like.

According to the present invention as set forth in claim 6, the main columns 12 of the upright structure 9 are erected above the joint means 4 of the adjacent scaffolding plates 3, 3 and the frame 5 of the pair of scaffolding plates 3, 3; Since the fixtures 19 for standing are provided on the base body 18 extending along 5 via the fixing position control means 38 which is pivotable at least around the longitudinal axis, the scaffold plates 3 are arranged in a straight line. Between the pair of frames 5 and 5 arranged on the same straight line and the case where the pair of frames 5 and 5 are arranged in a bent state by the scaffolding plate 3 being arranged in a line along the curved line. Also, the erecting fixture 19 can be well fixed to the frame 5 and the erecting structure 9 can be erected at a desired position.

Moreover, since the frames 5 of the pair of left and right scaffolding plates 3 are connected to each other via the fixing fixtures 19 19 and the base body 18 as described above, the joint means 4 is adjustable in distance. There is an effect that the connecting structure of the pair of left and right scaffold plates 3 and 3 connected can be made rigid.

According to the seventh aspect of the present invention, the side edge portion of the wall surface panel body 11 has the locking position control means 40 rotatably locked in the width direction by the pin 28 and the elongated hole 25. Since the scaffolding plates 3 are arranged in a straight line, the scaffolding plates 3 are arranged in a curvilinear direction when the pair of frames 5 are arranged on the same straight line. This makes it possible to arrange the wall panel body 11 as a posture along the frame 5 in any case where the pair of frames 5 are arranged in a refracted state.

An example of the suspension scaffold by which this invention is implemented is shown, (A) is a perspective view shown in the state which fractured a suspension scaffold, (B) is a perspective view which shows the state which separated the joint means of the scaffold board, (C) These are perspective views which show the state which connected the joint means of the scaffold board. It is a perspective view which shows the state which stood up the side wall in the suspension scaffold based on one Embodiment of this invention. FIG. 1 is a perspective view of an embodiment of a stand up arrangement comprising a base stand up arrangement and an extended stand up arrangement according to the invention; It is a perspective view which shows the base standing-up structure which comprises the preferable embodiment of a standing-up structure. FIG. 7 is a perspective view showing an embodiment of the base upright structure, a wall panel attached to the base upright structure, and an attachment. It is a perspective view which shows one Embodiment of the support member which comprises the said base standing structure, the horizontal member which comprises a connection member, and a working floor, and the fastener for intersections. It is a perspective view which shows one Embodiment of the diagonal material which comprises a connection member. The method to erect a base standing structure on a suspension scaffold is shown, (A) is a perspective view which shows the state which stood, (B) is a front view which shows the lower part of the state which stood. It is a longitudinal cross-sectional view which shows the lower part of the base standing structure which stoodly provided in the suspension scaffold. 9 is a cross-sectional view taken along the line A-A of FIG. 9, wherein (A) is a cross-sectional view showing a state where the base standing structure is erected on a scaffolding plate in which no inclination angle is formed at the joint; It is sectional drawing which shows the state which stood up the base standing structure on the scaffold board in which the inclination angle was formed. The method of mounting a wall surface panel body to the base standing structure which stood up in the suspension scaffold is shown, (A) is a perspective view which shows the mounted state, (B) is explanatory drawing which shows an operation state. It is a longitudinal cross-sectional view which shows the state which mounted | wore the wall surface panel with the base standing structure. It is a BB sectional view taken on the line of FIG. 12, (A) is a sectional view showing the state where a wall surface panel body was attached to a scaffolding board in which an inclination angle is not formed in a junction, (B) is an inclination angle to a junction It is sectional drawing which shows the state which mounted | wore the wall surface panel body with the scaffold board in which this was formed. The method which mounts a wall panel body while providing an extension standing structure continuously with the said base standing structure is shown, (A) is a perspective view which shows the state which mounted the wall panel body in the extension standing structure, (B) is It is an explanatory view showing a work state. The lock mechanism of the wall surface panel body attached to the extended standing structure is shown, (A) is a perspective view showing a locking method, (B) is a side view showing a locked state, (C) is a front view showing a locked state FIG.

Hereinafter, preferred embodiments of the present invention will be described in detail based on the drawings.

(Structure of suspension scaffold)
FIG. 1 shows a conventionally known suspension scaffold, and the scaffold assembly 1 constituting the suspension scaffold is a rigid frame or a cage of an elevated structure (whether completed or before completion) such as a highway or a bridge. The scaffold plate 3 is suspended from the structure through the cords 2 such as a chain, and the scaffold plate 3 is constructed by arranging the scaffold plate 3 at a predetermined pitch P in the extension direction E of the elevated structure.

As shown, usually, the scaffold plates 3 are closely arranged, and in this case, the predetermined pitch P is substantially equal to the width dimension of the foot side of the scaffold plate 3.

As described above, since the extension direction of the elevated structure such as the expressway includes the linear direction and the curvilinear direction, the adjacent scaffolding plates 3, 3 are constructed in order to construct the scaffold structure 1 in the direction corresponding thereto. A joint means 4 is provided which can be connected in a state in which a joint portion 3a in which the edge portions on the girder sides are jointed to each other is inclined at a predetermined angle θ.

As shown in FIGS. 1 (B) and 1 (C), the scaffolding board 3 has a frame 5 made of a round pipe fixed at the end of the end, and the frame 5 is arranged in the extension direction E of the elevated structure. The joint means 4 is provided on the frame 5. The frame 5 is provided at one end with a socket 4a whose pipe end face is open and at the other end with plugs 4b protruding from the frame 5, and in a row, the scaffolding plates 3, 3 are connected with each other. The above-mentioned joint means 4 is constituted by slidably fitting in the socket 4a.

The socket 4a and the plug 4b which are fitted to each other are retained by holding the connection pin 6 in a penetrating state, and the insertion hole of the connection pin 6 is formed by the long hole 7. The sliding of the plug 4b and the socket 4a is allowed within a range, whereby the distance between the joint 3a of the adjacent scaffolding boards 3 can be adjusted, and the joint 3a is inclined at a predetermined angle θ. It is configured to be able to Therefore, the scaffold plates 3 can be arranged in a row in the linear direction by connecting so that the predetermined angle θ becomes zero, and by connecting so that the predetermined angle θ becomes the desired angle, adjacent scaffolds 3 can be connected. The frames 5 of the plates 3, 3 are bent, and the hanging scaffold plates 3 can be arranged in a row in the direction of the curve. The joint means 4 may not be constituted by the socket 4a and the plug 4b as shown.

(Configuration of side wall)
According to the present invention, a side wall 8 as shown in FIG. 2 is erected along the end edge of the scaffold plate 3 with respect to the suspension scaffold as described above.

(Sidewall erection method)
The side wall 8 is a step of erecting the erecting structure 9 on the frame 5 of the predetermined scaffolding plate 3 which is spaced apart to correspond to the plurality of pitches Pn among the scaffolding plates 3 arranged in a row; A step of connecting the bodies 9, 9 to each other by the connecting member 10, and a wall panel body 11 is disposed between the erected standing structures 9, 9, and both side edges of the wall panel body 11 are erected respectively It is constructed by the process of attaching to the construction 9.

(Sidewall standing device)
An apparatus for erecting such a side wall 8 is composed of a standing structure 9, a connecting member 10, a wall panel 11 and other members as described below.

(Standing structure)
In the case of the illustrated embodiment, as shown in FIG. 3 and FIG. 4, the standing structure 9 is an extended standing structure capable of being connected continuously with the base standing structure 9 a and the base standing structure 9 a. It is comprised by the body 9b.

The base upright structure 9a and the extended upright structure 9b are located common to both of the main support 12 consisting of a square pipe provided upright on the frame 5 of the scaffold plate 3 and the outside of the main support 12 as a common structure to both of them. A cover plate 13 projecting on both sides, and an arm 15 formed of a round pipe fixed on the inside of the main support 12 via a bracket 14 and projecting on both sides of the main support 12, further From the sub-post 17 consisting of a round pipe fixed inside the main post 12 via the bracket 16 and fixed in parallel with the main post 12, and from the round pipe projecting to both sides of the sub-post 17 And a protruding piece 17a.

The base standing structure 9a further includes a base body 18 formed of an angular pipe extending across the frames 5 of the pair of scaffolding plates 3 adjacent to the lower end portion of the main support 12 as described later. The base body 18 is provided with a pair of erecting fasteners 19 consisting of clamp fasteners on the lower surfaces of both end portions, and is located inside the erecting fasteners 19 as a pair of erected fasteners. A locking tool 20 is provided.

A plurality of arms (three in the example shown) are provided on the upper and lower sides of the base upright structure 9a at intervals S corresponding to the upper and lower dimensions H (see FIG. 5) of the wall panel body 11. Thus, a plurality of (two in the case of the illustrated example) wall panel bodies 11 can be disposed on the base standing structure 9a. The lowermost arm 15a is provided to face the base body 18.

The base upright structure 9a and the extended upright structure 9b are fitted with the main fitting means 21 enabling the main columns 12, 12 to be detachably fitted to each other, and the sub columns 17, 17 to be detachably fitted to each other. A possible secondary attachment means 22 is provided.

The main fitting means 21 comprises a socket 21a in which the pipe end face of the upper end of the main support 12 disposed on the lower side is open, and a plug 21b projecting from the lower end of the main support 12 disposed on the upper side. . The auxiliary fitting means 22 is constituted by a socket 22a in which the pipe end face of the lower end of the auxiliary post 17 disposed on the upper side is opened and a plug 22b protruding from the upper end of the auxiliary post 17 disposed on the lower side. ing. Therefore, the extended rising structure 9b can be connected upward by connecting the plug and the socket with the base rising structure 9a from the top to the bottom. Furthermore, as is apparent from the drawing, by similarly engaging the plug and the socket, it is possible to connect another extended upright structure 9b having the same configuration on the extended upright structure 9b. is there. As shown in the drawing, it is preferable that the auxiliary fitting means 22 be provided with a locking claw which can be retracted by a spring on the plug 22b, and a locking hole for locking the locking claw is provided in the socket 22a.

In the state where the extended standing structure 9b is connected to the base standing structure 9a, the arm 15d of the extended standing structure 9b is the space S with respect to the arm 15c located at the top of the base standing structure 9a. Is configured to hold.

(Wall panel body)
As shown in FIG. 5, the wall panel body 11 is constructed by fitting a panel plate 24 to a frame-like frame frame 23 framed in a rectangular shape, and four points located at upper and lower end portions of both side edge portions A long hole 25 extending in the width direction of the wall surface panel body 11 is provided on the wall surface. In the case of the illustrated example, the long holes 25 are formed to penetrate the frame 23 located at the upper and lower positions, but may be provided on a bracket or the like separate from the frame 23.

(Attachment tool)
The wall panel body 11 is attached by the attachment 26 with the side edge portion facing the side surface of the main column 12 of the upright structure 9 and inserted between the cover plate 13 and the arm 15. In the case of the illustrated embodiment, the fastening device 26 comprises a clamping fastener which is slidably mounted on the arm 15 of the standup assembly 9 and removably fixed thereto, as shown in FIG. 27 and a vertically extending pin 28 extended from the fixing fastener 27 so as to insert and lock the pin 28 in the long hole 25 of the wall panel 11.

(Connection member)
The connecting member 10 may be any member as long as it can mutually connect the erecting structures 9 and 9 erected on the predetermined scaffolding plates 3 and 3 spaced apart to correspond to the plurality of pitches Pn, and the configuration to be particularly limited Although it is not necessary, in the case of the illustrated embodiment, as shown in FIG. 11A, it is constituted by a long horizontal member 29 consisting of a round pipe and a diagonal member 30 formed by a telescopic tube. .

As shown in FIG. 6, the horizontal members 29 are horizontally disposed so as to intersect the sub-posts 17 of the upright structure 9, and the intersection portions 29 a are fixed by the intersection fastener 31. In the case of the illustrated embodiment, the crossing fastener 31 enables the first fastener 31a, which is a clamp fastener for detachably securing the X-direction pipe material, and the Y-direction tubing material, to be detachably fixed. It is formed by connecting the second fastener 31 b composed of a clamp fastener. At this time, it is preferable that the first fastener 31a be pivotable about the X axis and the second fastener 31b be pivotable about the Y axis so as to be mutually pivotally connected.

As shown in FIG. 7, the diagonal member 30 is composed of telescopic pipes 30 a and 30 b which are telescopic and can be locked and fixed in a desired telescopic state, and can be detachably fixed to the sub-post 17 of the upright structure 9. A connecting fastener 32 consisting of a clamp fastener is provided at each end of the telescopic tubes 30a, 30b. At this time, as shown by the illustrated arrow, it is preferable that the connecting fixture 32 be pivotally pivoted around an axis intersecting the longitudinal axis of the diagonal member 30.

(Component parts of work floor)
Besides the above, in order to form a work floor F as shown in FIGS. 2 and 14, a support member 33 made of a pipe material and a floor member 34 mounted on the support member are provided. As shown in FIG. 6, the supporting member 33 is disposed so as to cross the horizontal member 29, and the crossing portion 33 a is fixed by the crossing fixing member 31. Although not shown, the support member 33 is extended toward the elevated structure, and its end is detachably fixed to a structure such as a rigid frame or a rod of the elevated structure. Therefore, the support member 33 firmly supports the standing structure 9 to hold the standing state and firmly supports the floor member 34 of the working floor F.

(Specific example of side wall erection method and apparatus)
The method of constructing the side wall 8 will be specifically described with respect to the scaffold construction 1 constituting the suspension scaffold by the method and apparatus of the present invention.

(Establishment of standing structure)
As shown to FIG. 8 (A), the base standing structure 9a is erected in the flame | frame 5 of the predetermined | prescribed scaffold board 3 which spaces apart corresponding to multiple pitch Pn among the scaffold boards 3 arranged in a row.

As shown in FIG. 8 (B), the base upright structure 9a arranges the main support post 12 in the vertical posture above the joint means 4 at a position corresponding to the joint portion 3a of the adjacent pair of scaffolding plates 3 and 3. With the base body 18 disposed on the frames 5 and 5 of the scaffolding plates 3 and 3, the erecting fasteners 19 and 19 are fixed to the frames 5 and 5, and the fasteners 20 and 20 are fixed. The frame 5 is erected by being locked to the frame 5.

As shown in FIGS. 8B and 9, the locking tool 20 has an L-shaped locking pin 36 vertically supported by a base body 18 via a bracket 37 and attached upward by a spring 35. The lock pin 36 is urged to enter the groove 37a of the bracket 37 and is resiliently brought into contact with the lower surface of the frame 5 to hold the frame 5 in a state of being held between the bracket 37 and the lock pin 36. ing. Therefore, even if the base upright structure 9a falls from the standing posture by the slack of the nut or the like of the standing fixing tool 19, the locking pin 36 locks the frame 5 by holding it. Therefore, the base standing structure 9 a is prevented from falling from the scaffolding structure 1.

The erecting fixture 19 is attached to the lower surface of the base 18 via at least a fixed position control means 38 rotatable about the longitudinal axis. In the case of the illustrated embodiment, the fixing position control means 38 is configured by pivotally connecting the standing fixing member 19 via the pivot 38a to the U-shaped bracket 39 fixed to the base body 18 ing.

Therefore, as shown to FIG. 10 (A), when adjacent scaffold board 3 and 3 mutually arranges the scaffold board 3 in linear direction by making inclination angle (theta) of the junction part 3 into zero, ie, a pair of When the frames 5 and 5 are arranged on the same straight line, and as shown in FIG. 10 (B), the scaffold plates 3 are formed by forming the inclination angle θ at the joint portion 3 a between the adjacent scaffold plates 3 and 3. In the case of arranging in a curvilinear direction, that is, in any of the cases where the pair of frames 5 and 5 are arranged in a refracted state, the fixing fixture 19 for erection is provided via the rotation of the fixing posture control means 38. In a posture along the frame 5.

In this manner, the base upright structure 9a is erected so as to straddle the frames 5 of the pair of left and right scaffolding plates 3 and 3, and the anchors 19 of the erection are fixed to the frame 5,5. Are connected to each other via the base body 18, so that the connection structure of the pair of left and right scaffold plates 3 and 3 connected by the space-adjustable joint means 4 is stiffened. This means that the coupling means 4 can not be adjusted in their spacing and form a fixed connection.

(Connection of standing structure)
As shown in FIG. 11A, the base standing structures 9a, 9a erected on the frame 5 of the predetermined scaffolding plate 3 separated by a plurality of pitches Pn are mutually connected by the connecting member 10.

As described above, the horizontal members 29 are cross-arranged across the base standing structures 9 a and 9 a and fixed to the respective sub-posts 17 by the cross-fixing members 31. In addition, a pair of diagonal members 30, 30 are arranged in a cross state between the sub-posts 17, 17 of the adjacent base standing structures 9a, 9a, and are fixed to the respective sub-posts 17 by the connecting fasteners 32. .

As a result, the base upright constructions 9a, 9a erected in a row are rigidly connected to each other by the diagonal members 30, 30 and the horizontal members 29, and moreover, adjacent base upright constructions 9a, 9a. A plurality of scaffolding plates 3, 3 arranged in a row across multiple pitches Pn form a rigid structure integrally connected as a unit, and moreover, the horizontal members 29 integrally connect also between the units Form a rigid body structure.

(Mounting of wall panel)
As shown in FIGS. 11A and 11B, a wall panel 11 is disposed between the base upright structures 9a and 9a, and both side edges of the wall panel 11 are respectively placed on the base upright structure 9a. Attach. In the case of the illustrated embodiment, the lower wall panel body 11a and the upper wall panel body 11b are mounted in two upper and lower stages.

As shown in FIG. 12, the lower wall panel body 11 a is placed on the base body 18. Therefore, the attachment 26 is attached to the lowermost arm 15a of the base standing structure 9a, with the pin 28 of the attachment 26 facing downward, the long hole of the frame 23 on the lower side of the lower wall panel 11a. Insert and lock to 25.

The upper wall surface panel body 11b is placed on the lower wall surface panel body 11a. That is, the lower frame frame 23 of the upper wall panel body 11b is placed on the upper frame 23 of the lower wall panel body 11a, and the long holes 25 are communicated with each other. For this reason, by attaching one attachment 26 to the arm 15 b located at the upper and lower middle of the base standing structure 9 a, the pin 28 of the attachment 26 is inserted upward into the communicating long holes 25, 25. It suffices to lock it.

As described above, since the pin 28 of the attachment 26 is inserted and locked in the long hole 25 as facing upward, the pin 28 is inserted and locked in the long hole 25 in a state where the lower wall panel body 11a is mounted. After that, the upper wall surface panel body 11b is placed on the lower wall surface panel body 11a while being lowered, and at the same time, the pin 28 is automatically inserted and locked in the long hole 25 thereof.

As shown in FIG. 13, the side edge portion of the wall surface panel body 11 is inserted between the cover plate 13 and the arm 15 of the base upright structure 9 a, and is inserted and locked in the long hole 25. To be worn. Under the present circumstances, as shown by the arrow in FIG. 13 (A), the attachment tool 26 penetrates and locks the pin 28 to the appropriate position of the long hole 25 by adhering after sliding along the arm 15 be able to.

The pin 28 and the long hole 25 constitute a locking position control means 40 for locking the wall panel 11 so as to be rotatable and movable in the width direction. Therefore, as shown to FIG. 13 (A), when adjacent scaffold board 3 and 3 arranges the scaffold board 3 in a straight line direction by making inclination angle (theta) between the junctions 3a into zero, ie, a pair When the frames 5 and 5 are arranged on the same straight line, and as shown in FIG. 13 (B), the scaffolding plates 3 and 3 adjacent to each other form the inclination angle θ between the joint portions 3a, thereby forming the scaffolding plates In any of the cases where 3 is arranged in a curvilinear direction, that is, in any of the cases where the pair of frames 5 and 5 are arranged in a refracted state, the wall panel body 11 is mounted as a posture along the frames 5 and 5 Can.

As shown in FIG. 13, prior to mounting the wall panel body 11, band-like elastic packings 13 a and 13 a are attached to both side edges of the cover plate 13, and the wall panel body 11 mounted is elastic packing It is preferable to be configured to be in close contact with 13a.

(Optional configuration)
The erection of the side wall 8 may be ended in a state where the wall panel bodies 11a and 11b of upper and lower two stages are attached to the base erecting structure 9a as described above. In this case, the attachment 26 is fixed to the uppermost arm 15c of the base standing structure 9a, and the pin 28 is inserted into and engaged with the long hole 25 of the frame 23 on the upper side of the upper wall panel 11b. A lock mechanism 41 described later may be attached to the uppermost arm 15c.

However, the selectable preferred embodiment of the present invention is further configured to be provided with an extended upright structure 9b which allows the wall panel body 11 to be continuously provided upward, and to allow the tall side wall 8 to be erected. ing.

(Work floor)
In order to facilitate the work of erecting the tall side wall 8, as shown in FIG. 14, a work floor F is formed inside the base standing structure 9a.

As described above with reference to FIG. 6, the support member 33 whose end is fixed to the structure of the elevated structure is cross-arranged to the horizontal member 29 and fixed by the cross fixing tool 31. By mounting and fixing the floor member 34, the work floor F is formed. Therefore, the worker climbs on the work floor F by using the projecting piece 17a of the base standing structure 9a as a ladder to perform the next work.

(Continuation of extended standing structure 9b)
As shown in FIG. 14, the extended standing structure 9b is continuously provided upward on the base standing structure 9a which has been previously set up. As described above, the base upright structure 9 a and the extended upright structure 9 b coaxially connect the main columns 12, 12 coaxially with each other through the main fitting means 21, and through the auxiliary fitting means 22. Thus, the secondary support posts 17 and 17 are coaxially connected to each other. In this state, the arm 15d of the extended standing structure 9b holds the space S corresponding to the vertical dimension H of the wall panel 11 with respect to the arm 15c located at the top of the base standing structure 9a.

(Attachment of wall panel to extended standing structure)
Therefore, the wall panel body 11c is disposed between the extended standing structures 9b and 9b, and both side edges of the wall panel body 11c are attached to the extended standing structure 9b. The method for attaching the wall panel body 11c to the extended standing structure 9b is the same as the above-described method for attaching the wall panel body 11b to the base standing structure 9a.

The wall panel 11c is mounted on the upper wall panel 11b mounted on the base standing structure 9a. Under the present circumstances, the wall surface panel body 11b of the said upper stage inserts the pin 28 of the attachment 26 attached to the uppermost arm 15c of this base standing structure 9a in the long hole 25 of upper frame frame 23 upwards, and locks it. doing. Therefore, when the lower end of the side edge of the wall panel 11c attached to the extended standing structure 9b is placed on the wall panel 11b of the upper stage, the pin 28 is automatically inserted into the long hole 25 and locked. It will be done.

As shown in FIG. 15, the upper end portion of the side edge portion of the wall surface panel body 11c passes the pin 28 of the attachment 26 attached to the arm 15d of the extended standing structure 9b upward to the long hole 25 and locks. It is attached by doing.

Therefore, after the wall panel body 11c is disposed through the extended standing structure 9b, the standing of the side wall 8 is finished in this state, that is, the upper and lower two-stage wall panel body attached to the base standing structure 9a. When the side wall 8 is constituted by a total of three stages of 11a and 11b and the wall surface panel body 11c of one stage of the extended upright structure 9b, the lock mechanism 41 is attached to the arm 15d of the extended upright structure 9b.

The lock mechanism 41 is provided with a holding member 42 inserted into the arm 15d and a pair of locking pieces 43a and 43b projecting from the upper and lower portions of the holding member 42 toward the wall panel 11c. It is composed of Preferably, the holding member 42 is provided with a spring-loaded locking pin 44 which is automatically retained and locked when the holding member 42 is inserted into the arm 15.

When a pair of holding members 42 are inserted into both ends of the arms 15 d protruding to both sides of the main support 12, any one of the locking pieces 43 a and 43 b is positioned on the upper side of the holding member 42 and on the upper side of the wall panel 11 c. This prevents the upward movement of the wall panel body 11 c and prevents the long hole 25 from coming off the pin 28. Therefore, the left and right holding and locking devices 41a attached to the left and right ends of the arm 15d can be of the same configuration. As a result, the wall panel body 11c is not detached from the extended standing structure 9b even when it is scolded by a strong wind or the like.

(Optional configuration)
As illustrated, the extended standing structure 9 b is configured to be able to connect another extended standing structure 9 upward in a state where the extended standing structure 9 b is continuously provided upward to the base standing structure 9 a. ing. In other words, the main fitting means 21 as described above is provided on the main support 12 and the auxiliary fitting means 22 is provided on the auxiliary support 17, so that a plurality of extended standing structures 9 can be arranged vertically. It is configured.

Therefore, when it is necessary to set up a taller side wall 8, if necessary, a plurality of extended standing structures 9 are vertically connected in a row, and a wall panel body is connected to the extended standing structures 9 connected in series. It is possible to wear 11. The plurality of extended standing structures 9 arranged in the row direction of the scaffolding plate 3 can be connected by the connecting member 10 formed of the horizontal member 29 and the diagonal member 30 as described above.

(Optional configuration)
In the illustrated embodiment described above, as shown in FIG. 8, the supporting member 33 is provided in a state in which the base standing structure 9a is set upright, thereby enabling a firm standing posture of the base standing structure 9a. Although the form is shown, the step of providing the support member 33 may be carried out when forming the work floor F after the wall panel body 11 is attached to the base upright construction 9a as shown in FIG. good. Moreover, when erecting the erecting structure 9, either of the step of connecting by the connecting member 10 and the step of attaching the wall panel body 11 may be performed first, or performed in parallel simultaneously. It is good.

DESCRIPTION OF SYMBOLS 1 Scaffold construction 2 cord 3 Scaffold board 3a Joint 4 Joint means 5 Frame 6 Connection pin 7 Long hole 8 Side wall 9 Standing structure 9a Base standing structure 9b Extended standing structure 10 Connecting materials 11, 11a, 11b, 11c Wall panel 12 Main support 13 Cover plate 13a Elastic packing 14 Brackets 15, 15a, 15b, 15c, 15d Arm 16 Bracket 17 Sub support 17a Protruding piece 18 Base body 19 Standing fixture 20 Locking means 21 Main fitting means 21a Socket 21b Plug 22 Sub-fitting means 22a Socket 22b Plug 23 Frame Frame 24 Panel plate 25 Slotted hole 26 Attachment 27 Fixing fixture 28 Pin 29 Horizontal member 29a Crossed part 30 diagonal member 30a, 30b Telescopic tube 31 For intersection Fastener 31a First fastener 31b Second fastener 32 Connecting fastener 33 Support member 33a Cross Min 34 Floor member 35 spring 36 locking pin 37 bracket 37a groove 38 fixed attitude control means 38a pivot 39 bracket 40 engaging the attitude control means 41 locking mechanism 41a locking wings 42 holding member 43a, 43b locking piece 44 locking pin

Claims (7)

While suspending a large number of scaffolding boards (3) to the elevated construction by cords, the frame (5) provided at the end edge of each scaffolding board being directed in the extension direction of the elevated construction, the extending direction Multiple scaffolding boards at a given pitch P,
Method of erecting a side wall (8) along the end edge of the scaffold plate in a suspension scaffold in which the end edges of adjacent scaffold plates are connected so as to be adjustable in distance from each other by joint means (4) And
A standing structure (9) is erected on a frame (5) of a pair of scaffolding boards (3, 3) adjacent to each other at predetermined positions separated by a plurality of pitches Pn among the arranged scaffolding boards , Connecting the frames (5, 5) of the pair of scaffolding boards by a standing structure (9) ;
Connecting the plurality of erected structures (9, 9) to one another by a connecting member (10);
A step of disposing a wall panel body (11) between the erected erection structures (9, 9) and attaching both side edges of the wall panel body to the erection structures (9, 9) Side wall erection construction method in the suspension scaffold characterized by including. Said standing structure (9) comprises a base standing structure (9a) and an extended standing structure (9b)
The base standing structure (9a) is erected on the frame (5) of a pair of scaffolding boards (3, 3) adjacent to each other at a predetermined position spaced apart corresponding to a plurality of pitches Pn among the scaffolding boards arranged in a row Process to set up,
Connecting the plurality of erected base standing structures (9a, 9a) to each other by a connecting member (10);
A wall panel (11) is disposed between the erected base standing structures (9a, 9a), and both side edges of the wall panel are attached to the base standing structures (9a, 9a), respectively. The process to
Connecting the extended standing structure (9b) to the base standing structure (9a) so as to stand upwards;
A wall panel body (11) is disposed between the erected standing upright structures (9b, 9b), and both side edges of the wall panel body are attached to the elongated upright constructions (9b, 9b), respectively. The side wall erection construction method in the suspension scaffold according to claim 1, comprising the step of: When connecting the extended standing structure (9b) to the base standing structure (9a), work is performed via the base standing structure (9a) in a space above the scaffold plate in the suspension scaffold. The side wall erection method in the suspension scaffold according to claim 2, characterized in that a floor (F) is formed. An apparatus for carrying out the side wall erection method according to claim 1;
The erecting structure (9) comprises a main support post (12) provided upright on the frame (5) of the scaffolding plate (3), an arm (15) projecting to the side of the main support post, and the main support post The sub post (17) is located inside the
The main support post (12) is provided at the lower end portion of the main support post with a standing attachment (19) which can be removably fixed to the frame of the scaffolding plate;
The sub support post (17) is spaced apart from the inside of the main support post (12) so as to detachably fix a connection fixing member (32) provided at an end of the connection member (10). Fixed parallel to the column,
The arm (15) is an attachment (26) for attaching both wall panel bodies (11, 11) in a state where the wall panel bodies (11, 11) are disposed on both sides of the main support column (12). A side wall erecting device in a suspension scaffold, which is protruded toward both sides of the main support post (12) so as to detachably fix them. There are provided cover plates (13) located on the outside of the main support column (12) and projecting on both sides of the main support column,
When placing the wall panel member (11, 11) on both sides of the main strut, with side edges of the wall face panel body is interposed between the cover plate (13) and said arm (15), both sides of the The side walls of the suspension scaffold according to claim 4, characterized in that the cover plate (13) covers the outside of the mutually facing side edges of the wall panel body (11, 11). Equipment. The main support post (12) is configured to be erected on the joint means (4) of the adjacent scaffolding plate,
There is provided a base body (18) extending along the frames (5, 5) of the pair of scaffolding boards adjacent from the lower end of the main support column (12), and each of the frames of the pair of scaffolding boards adjacent to the base body Mounting fixtures (19, 19) for releasably fixing to the
The mounting fixture (19) according to claim 4, characterized in that it is provided on the base body (18) via a fixing position control means (38) which is pivotable at least around the longitudinal axis. The side wall standing-up apparatus in the suspension scaffold as described in 5. The arms (15) are configured to face upper and lower end portions of side edges of the wall panel body (11, 11) disposed on both sides of the main support post (12).
The wall panel body (11) is provided with elongated holes (25) extending in the width direction of the wall panel body at upper and lower end portions of both side edge portions,
The attachment (26) is a fixing fastener (27) which can be detachably fixed to the arm (15), and a pin which is extended from the fixing fastener and which is inserted and locked in the long hole (28) is provided,
Locking posture control that allows the wall panel body (11) to be rotatably and widthwise movable locked by the pin and the long hole in a state where the pin (28) is inserted into and locked to the long hole (25) 7. A device as claimed in claim 4, characterized in that it comprises means (40).

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