JPH06167089A - Facing of lower surface of aerial framing body - Google Patents

Abstract

PURPOSE:To provide a safe and easy operation by drawing a panel into an operational space so that a scaffolding for maintenance of the lower surface of the panel from an aerial framing body is not needed. CONSTITUTION:An operational space 101 having a set height is formed between a foundation 100 for facing the lower surface and a building body of an aerial framing body to mount a plurality of panels BP for forming the lower surface on the foundation 100. Then, the panel BP is drawn into the operational space 101 or mounted on the foundation 100 to be mounted thereon. Then, a plurality of beam-like foundation materials 100 are vertically and horizontally disposed. A facing plate for forming the lower surface and a floor forming material for forming a floor are mounted on a frame mounted on the foundation 100. Thus, a scaffolding is dispensed with and the panel BP is prevented from dropping out to improve the operability.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lower surface exterior of an aerial frame structure or the like which is installed between upper ends of building ridges arranged side by side at intervals or between intermediate parts, more specifically, an aerial projecting in the air. The present invention relates to a maintenance technique for a lower surface exterior of an aerial frame structure in which a base for lower surface exterior is suspended and supported on a frame of a frame, and a plurality of panels for forming the lower surface are supported side by side on the base.

[0002]

2. Description of the Related Art Conventionally, a panel is fixedly attached to a base, and a scaffold is assembled below the aerial frame structure, and this scaffold is used as a workbench for cleaning the lower surface of the panel, that is, the lower surface of the aerial frame structure. I was going to do it.

[0003]

However, according to the above-mentioned conventional technique, it is necessary to disassemble and disassemble the scaffold before and after each maintenance, and maintenance cannot be performed easily. In particular, when the height of the aerial frame structure is high, the scaffold itself becomes an aerial frame structure as well as the aerial frame structure, and assembling and disassembling the scaffold requires a great deal of labor and cost and is almost impossible to carry out. It was An object of the present invention is to enable safe and easy maintenance.

[0004]

The feature of the lower surface exterior of the aerial frame structure according to the first aspect of the present invention is that it is formed in a working space of a set height between the base and the frame, and the panel is The point is that it is attached to the base so that it can be drawn into the working space.

A feature of the lower surface exterior of the aerial frame structure according to the second invention of the present invention is that in the first invention, the panel is mounted on a base in a mounted state.

A feature of the lower surface exterior of the aerial frame structure according to the third invention of the present invention is that a plurality of beam-like base materials are arranged vertically and horizontally so as to form a mesh in the first and second inventions. And the panel is arranged so as to be positioned in each of the cells of the substrate.

A feature of the lower surface exterior of the aerial frame structure according to the fourth invention of the present invention is that the outer panel for forming the lower surface is formed on the frame attached to the base in the panel according to the first to third inventions. And a floor forming material for forming a working floor.

A feature of the lower surface exterior of the aerial frame structure according to the fifth invention of the present invention is that in the first to fourth inventions, the panel is attached to a base so as to be swingable only upward with one side as a fulcrum. There is a point.

A feature of the lower surface exterior of the aerial frame structure according to the sixth invention of the present invention is that in the above-mentioned first to fifth inventions, the panel is an upper part with one of two facing sides as a fulcrum. Can be switched between a first state in which swinging is allowed to move, a second state in which swinging upward with the other side as a fulcrum is allowed, and a swinging fixed state in which any swinging is blocked Attached to the base

A feature of the lower surface exterior of the aerial frame structure according to the seventh invention of the present invention is that in the fifth and sixth inventions, there is provided a restraining means for preventing the panel from swinging more than a set amount. There is a point.

[0011]

According to the first aspect of the present invention, since the panel lower surface can be maintained from the working space, that is, the aerial frame structure, by retracting the panel into the working space, the conventional method is used when performing the maintenance on the panel lower surface. The scaffolding that was needed is unnecessary. According to the second aspect of the present invention, even though the panel is a movable type that can be drawn into the working space, it is possible to prevent the panel from falling off, so that it is not necessary to install a curing sheet or a net for preventing the panel from falling. . According to the third aspect, the panel can be set to an appropriate size, so that the panel can be drawn into the working space, maintained, and installed in the original location with good workability. According to the fourth aspect of the invention, since the panel is used as the work floor, the movement within the work space can be performed safely on a wide floor such as the entire panel juxtaposed surface without the need to separately hang a scaffold board on the base. Good workability. According to the fifth invention and the sixth invention,
Since the panel can be pulled into the working space while being supported by the base, the pulling and returning work can be performed safely as a light load work with good workability. Particularly, according to the sixth aspect of the invention, by setting the first state, it is possible to perform maintenance on the lower surface portion of the other side of the panel without swinging the panel largely upward, and set the second state on the other side. With this, maintenance of the lower surface portion on one side of the panel can be performed without swinging the panel largely, so that the panel can be swung upward even if one panel is made large. Maintenance can be performed on the entire surface of the panel in a state where the opening formed by is made as small as possible. According to the seventh aspect of the invention, by appropriately setting the set amount, the opening formed by swinging the panel upward is restricted to a size that prevents passage of a person or makes passage difficult. Therefore, the safety for preventing a fall accident can be improved.

[0012]

Therefore, according to the present invention, maintenance such as cleaning of the lower surface of the panel can be performed safely and easily,
In particular, it has become possible to provide a lower surface exterior of an aerial frame structure which is very useful particularly when targeting an aerial frame structure located at a high place where scaffolding is extremely difficult to install. Particularly, according to claims 2 to 7, the safety of work can be improved.

[0013]

[Example] As shown in Figs. 1 and 2, a building to be constructed is aerial in a state in which it is rigidly connected to the upper ends of two building ridges 1 facing each other with a space therebetween. A frame structure 2 is erected, and an aerial bridge SB that serves as a connecting path between the building ridges 1 is erected between the middle floors of the building ridges 1 and is located outside the building ridge 1 and near the aerial frame ridge 2 An elevator EV up to and from the hall H for entering and exiting the aerial frame structure 2 was installed, and two escalators ER for going back and forth between the hall part H and the aerial frame structure 2 were installed. It is of structure. One of the escalators ER is for going up, and the other is for going down. As shown in FIG. 63 and FIG. 64, the building ridge 1 is a PC in which pillars 1C and beams 1B that form a skeleton are made of steel frame, and a floor 1F is a site molding.
In the plate, the outer wall 1W is a high-layer or super-high-layer structure of a curtain wall such as a PC plate or a glass plate, and the width in the facing direction is smaller than the length in the direction orthogonal to it as shown in FIG. It is a thing.

The aerial frame structure 2, as shown in FIG.
An annular one having a hole penetrating up and down in the center,
As shown in FIG. 11, the outer wall is made of steel beams 2B and steel columns 2C.
It is configured by attaching an exterior panel WP to a two-layer steel-framed structure provided with a lower surface exterior, as shown in FIGS. 12, 86, and 87, on the first floor of the steel beam 2B of the structure. Steel beam 2B <The lower chord member LC of the first truss T1 is also included. > And the floor slab SS on the first floor, the base 100 for lower surface exterior is suspended and supported through a plurality of suspending materials Cr, and a plurality of rectangular panels BP (hereinafter referred to as eaves panel) for forming a lower surface are formed vertically and horizontally. The base 1 is arranged in a plurality of rows and a plurality of columns.
It is configured to be supported by 00. Steel beam 2B
Has an H-shaped cross-section with the upper and lower flanges connected by a web.
It is of a shape. As shown in FIGS. 8 to 10, the skeleton body is provided with first trusses T1 having two levels of height in a posture along the opposing direction at both ends in the lateral direction, and is provided along the lateral direction near both ends in the opposing direction. A second truss T2 having a height of two layers in a posture is provided, and a plurality of canes K arranged laterally at intervals at both ends in the facing direction. Like the steel beam 2B, the upper chord member UC and the lower chord member LC of the first truss T1 have an H-shaped cross section in which upper and lower flanges are connected by a web. The lower surface exterior will be described in detail. The base 100 is, as shown in FIG.
Work space 10 with set height h between floor slab SS on the floor
1 is suspended and supported so as to be arranged at a height position that forms 1, and the eaves roof panel BP is formed above, that is, to form a mesh having a size that can be fitted from the working space 101. It is configured by arranging and connecting a plurality of beam-shaped base materials 102 vertically and horizontally, and among the vertical and horizontal base materials 102, a vertically oriented one is a continuous long one, and a horizontally oriented one is an adjacent long one. It is a short material that is laid between the lengthy base materials 102. The base material 102 is a flange portion 103 for placing and supporting the four circumferences of the eaves panel BP.
Having a vertical orientation and a horizontal orientation 102
And are fixedly connected to each other via a corner metal fitting 104 having a substantially U-shape. As shown in FIGS. 88 and 89, the eaves panel BP is fitted into the rectangular hole formed by the vertical and horizontal base materials 102 from above so as to be drop-fitted, and the base 10
It is attached to the base 100 in a state of closing the 0 hole, and is specifically configured by attaching an exterior plate 106 for forming a lower surface and a floor forming material 107 for forming a working floor to a frame 105. ing. The frame 105 is provided with the flange portion 10 of the base material 102 in a drop-fitted state.
An annular main frame 109 having a mounting piece 108 for being mounted and supported on the third frame 3 and a reinforcing frame 11 fixedly connected to the main frame 109.
It consists of 0 and. The main frame 109 and the reinforcing frame 110 are made of steel. The exterior plate 106 is an aluminum plate, and is fixedly attached to the frame 105 via bolts 111 in a state of abutting against the lower surface of the frame 105 and in a state of abutting against the outer peripheral surface of the main frame 109. ing. The floor forming material 107 is a net-like (generally called welded wire netting) in which a linear or rod-like metal material such as iron is arranged vertically and horizontally and fixed. The eaves panel BP includes a fixed type fixedly mounted on the base 100 and a base 10 that can be drawn into the working space 101.
There is a movable type attached to 0. In the figure, the ones marked with a cross are movable eaves panel BP, and the other ones are fixed. The movable eaves panel BP will be described in detail. The longitudinal direction of the vertically oriented base material 102 is hereinafter referred to as a longitudinal direction, and the direction orthogonal to the longitudinal direction is referred to as a lateral direction. The eaves panel BP has a first fulcrum R on one of the sides in the horizontal posture that face each other in the vertical direction.
1 is the first state in which it is allowed to swing so as to displace the other side upward from the exterior action posture that closes the hole of the base 100, and the other side is used as the second fulcrum R2. The second state is allowed to swing so as to displace one side upward from the exterior action posture that closes the hole of No. 2, and both swings are blocked, and the exterior action posture is fixed. It is attached to the base 100 so as to be switchable to a total of three states including a swing fixed state. Further, the upward swing of the eaves panel BP in the first state and the second state is an operation of pulling the eaves panel BP into the working space 101 described above.
The rocking of the base causes the holes of the base 100 to be opened. That is, the eaves panel BP is a panel in which the holes can be opened and closed. In order to make it easier to understand the relationship between the eaves panel BP and the holes of the base 100, the eaves panel BP should be swung upward. The swinging movement of pulling up and opening, and the swinging downward to return to the exterior working posture are called the closing swing. In addition, in the portion of the main frame 109 of the eaves panel BP that is vertically opposed to the horizontal direction, the first handle 112 for swinging the eaves panel BP in the first state and the second handle 112 are provided.
Second for swinging the eaves panel BP in the state
A handle 113 and the like are attached. The first fulcrum R1
As shown in FIGS. 88, 89, 90, and 91, the base-side boss 114 for the fulcrum structure is provided on the laterally-facing substrate 102 and the frame portion corresponding to the horizontally-facing substrate 102.
The panel boss 115 and the panel side boss 115 are fixed so as to be juxtaposed laterally on the same horizontal axis HX in a state where the four circumferences of the eaves panel BP are placed and supported on the base 100, and the fulcrum shaft 116 is fixed to them. The eaves roof panel BP is configured to be attached to the base 100 so as to be swingable in the vertical direction around the horizontal axis HX by being rotatably inserted around the horizontal axis HX. In addition, the first fulcrum R1 is disengaged from the base side boss 114 by sliding the fulcrum shaft 116 along the lateral axis HX with respect to the base side boss 114 and the panel side boss 115. It is configured to release the fixing of the eaves panel BP to the base 100. Further, a lever 117 for slidingly operating the fulcrum shaft 116 is fixed to the fulcrum shaft 116.
1 is equipped with a safety means using the lever 117. The safety means regulates the rotation and sliding of the lever 117 around the lateral axis HX integral with the fulcrum shaft 116, thereby moving the fulcrum shaft 116 from the fixed position inserted into the base boss 114 to the released position. It is a means for restricting the slide, and allows the lever 117, that is, the fulcrum shaft 116 to slide from the fixed position to the release position only when the posture of the lever 117 around the lateral axis HX is in the vertical standing posture. Is configured to. More specifically, the lever 117 is inserted to allow the lever 117 to rotate between the standing posture and the lying posture along the eaves panel BP only when the fulcrum shaft 116 is in the fixed position. The lever 117
When the lever 117 is in a rotation posture other than the above-mentioned standing posture, the lever 117 is brought into contact with the side surface so that the lever 117
Similarly, a position regulating groove 118 along the circumferential direction that holds the lever 117 in a fixed position by blocking the sliding of the lever 117 is inserted, and similarly, the lever 117 is inserted to fix the lever 117 only when the lever 117 is in the upright posture. While permitting sliding between the position and the release position, the lever 117
When the lever is located at a position other than the fixed position, the lever 117 is brought into contact with the side surface to prevent the lever 117 from rotating and hold the lever 117 in the upright posture. It is formed by 115. Therefore, in this safety measure, the lever 1
By visually confirming the posture of 17, the fulcrum R1 is determined to be in the released state by confirming that the lever 117 is in the standing posture, while the fulcrum R1 is in the fixed state by confirming that the lever 117 is in the lying posture. You can judge that there is. It should be noted that the lever 117 is colored in red or the like so that it can be easily distinguished from its surroundings in order to make it noticeable and to facilitate visual confirmation of the posture. And
Two first fulcrums R1 are arranged laterally at an interval. The second fulcrum R2 is also constructed and arranged in the same manner as the first fulcrum R1. Therefore, the detailed description thereof will be omitted by giving the same reference numerals. Therefore, in this lower surface exterior, by fixing both the first and second fulcrums R1 and R2 to the fixed state, the oscillating fixed state is revealed to fix the eaves panel BP to the base 100, and the first fulcrum is fixed. R1
Is fixed and the second fulcrum R2 is released so that the above-mentioned first state is revealed and the eaves-top panel BP is rotated upward about the first fulcrum R1 for work. By raising the second fulcrum R2 to the fixed state and the first fulcrum R1 to the released state while pulling up into the space 101, the above-mentioned second state is revealed and the eaves panel BP is moved to the second position. Of the work space 101 by the upward rotation around the fulcrum R2 of
When the eaves panel BP is pulled up, maintenance such as cleaning of the lower surface of the eaves panel BP is performed in the working space 101. In addition, in the lower surface exterior, the eaves panel BP swings upward from the exterior working posture by a set amount or more in each of the first state and the second state (that is, the eaves panel BP is set to the open position or above). And a second restraining means for similarly preventing the lowering and swinging of the eaves panel BP from the set open position in each of the first state and the second state. Is equipped with. In other words, with this lower surface exterior, the pulling open swing exceeding the set open posture of the eaves panel BP is prevented to prevent the base 10
It is possible to prevent the 0 hole from opening too much and to hold the eaves panel BP in the set open position. As shown in FIGS. 90 to 93, the first restraint means is provided with a first tilt-prevention wire 120 having a set length for connecting the first handles 112 of the eaves roof panels BP that are laterally adjacent to each other in a slack state. Similarly, a second tilt preventing wire 121 having a set length for connecting the second grips 113 of the eaves roof panels BP adjacent to each other in the lateral direction in a slack state is provided. In other words, when the eaves roof panel BP in the first state is pulled up and opened and rocked, the first tilt-prevention wire 120 is changed from the slack state to the tensioned state in accordance with the pulling and opening rocking, and the lifting and rocking operation is performed. First tilt-prevention wire 12 anchored to the eaves panel BP in the swing-fixed state (that is, fixed to the exterior action posture) located next to the eaves panel BP.
The pulling of 0 prevents the opening of the eaves roof panel BP that is lifted, opened, and swung, beyond the set open position, and
When the eaves panel BP in the state of being pulled up and opened and rocked, the second tilt prevention wire 121 is changed from a slack state to a tension state along with the pulling and opening and rocking, and the eaves panel is operated to be pulled and opened and rocked. The second tilt-preventing wire 1 using the eaves-top panel BP positioned next to the BP in a swing-fixed state (that is, fixed in the exterior action posture) as an anchor
The pulling of 21 prevents the eaves roof panel BP from being lifted, opened, and rocked to be opened beyond the set open posture. The second restraint means holds the first handle 112 in the first state and the second handle 1 in the second state.
13 is a means for suspending and supporting 13 on the floor slab SS on the first floor via chain blocks CB, and the chain block CB is hung on the upper part of each eaves panel BP of the floor slab SS on the first floor. A hook 122 for supporting is fixedly installed. That is, according to the second restraint means, not only the eaves roof panel BP can be suspended and supported in the set open posture by the chain block CB, but also the eaves roof panel BP can be opened and closed. In addition, as shown in FIG. 86, the lower surface exterior has a panel maintenance facility for performing maintenance on the lower surface of the fixed eaves panel BP from outside and a hole around the center of the lower surface of the aerial frame structure 2. An annular part maintenance facility for performing maintenance on the annular part from outside is installed. The panel maintenance facility includes a working gondola 123 and an aerial frame structure 2 so as to move and guide the gondola 123 to a place where the fixed eaves panel BP is arranged on the lower surface of the aerial frame structure 2 in a suspended support state. Similarly, the annular part maintenance equipment is also composed of a pair of rails 124 attached to the lower surface, and a working gondola 125 and an aerial frame structure so as to move and guide the gondola 125 along the inner peripheral portion in a suspended and supported state. 2 and a pair of annular rails 126 attached to the lower surface.

The construction of the building is performed by the following steps << 1 >><< 2 >>
This is performed by << 3 >><< 4 >><< 5 >><< 6 >><see FIGS. 3 to 6>. << 1 >> A building ridge 1 is created, and in parallel with it, a main part 3 of the aerial frame structure 2 in a state in which it can be hung and fixed and a main exterior and eaves are installed between the building ridges 1 It is created at the bottom (on the first floor slab S of the building when viewed from the whole building), and the lifting equipment is temporarily installed. << 2 >> Of the creation of the building ridge 1, if the construction work of the frame up to the erection level (steel frame construction) A1, the main work of the aerial frame structure 2 and the temporary installation of the lifting equipment are completed, the main part 3 Is hung up to the erection level along the building 1
The suspended main part 3 is fixed to the building 1. << 3 >> Finish building 1 and aerial frame structure 2, and remove temporary equipment including lifting equipment. << 4 >> Install an elevator EV. << 5 >> Install an escalator ER. << 6 >> Install an aerial bridge SB.

As shown in FIG. 7, the building ridge 1 was created in the procedure << 1 >>, as shown in FIG. 7, as the aerial frame structure 2 was erected between them, the building ridges 1 were tilted and deformed toward each other. This is done by constructing the building ridge 1 in such a posture that the amount of the above-mentioned tilt deformation is taken into account so that it may be in a vertical posture, and the building ridges 1 are tilted in the directions away from each other. In other words, the posture is set so as to be tilted in the direction away from the vertical posture by the expected tilt deformation amount. The main part creation work in the procedure << 1 >> is the gantry assembly work B1, and the skeleton part creation work B2 for creating the skeleton part 4 of the main part 3 on the gantry equipment assembled by this, and the installation between the building ridge 1. The shape correction work B3 for deforming the skeleton part 4 in a state substantially similar to the above-described state and the main exterior / eavetop mounting work B4 for attaching a part of the exterior panel WP and the eaves panel BP to the skeleton part 4 are performed. The temporary installation work of the lifting equipment in the procedure << 1 >> includes a pulley installation work C1 for temporarily installing the pulley equipment, a winch installation work C2 for temporarily installing the winch equipment, and a guide installation work C3 for temporarily installing the lifting guide equipment. That is, the lifting equipment includes pulley equipment, winch equipment, and lifting equipment.
The hoisting in the procedure << 2 >> is performed by hoisting point adjustment D1 and
It comprises a test lift-up D2, a temporary receiver D3, a guide adjustment D4, a lift-up D5, and a safety equipment installation work D6 for temporarily installing fixing safety equipment. Fixing in the procedure << 2 >> includes a finish adjusting work E1 and a connecting and fixing work E2.

The skeleton part 4, the cradle equipment, the pulley equipment, the winch equipment, the lifting guide equipment, and the safety device will be described. As shown in FIGS. 8 to 10, the body portion 4 includes a steel beam 2B on the first floor, a first truss T1 and a second truss T2, a main steel beam 2B on the second floor, and a steel beam 2B on the roof. Main steel column 2C, diagonal steel frame L for connection, and temporary steel frame T for reinforcement
And a cane K. Then, the four chords near the corner in a plan view, specifically, the chords UC and the lower chords LC, which are connected to each other by the temporary bundle PO, are located near the opposite ends of the first truss T1 in the opposite direction. It is configured so as to be deformed into a shape similar to the state in which it is erected between the building ridges 1 by being supported at a place, and on the lower surface of the lower chord member LC, a temporary balance for forming a mounted support portion is provided. 5 is fixed to a specific position, and a temporary suspension bracket 6 for forming the suspended point is fixed to the upper surface of the upper chord member UC in a specific position. More specifically, as shown in (a) of FIG. 13, the body of the main part 3 starts at a state where the end is fixed to the building ridge 1 and does not generate excessive stress on the constituent members, Since it is designed so as to obtain the strength and rigidity of, the end portion is fixed as shown in (b) of FIG. 13 when, for example, the entire structure is created and lifted as it is. Since there is no such problem, there is an inconvenience that excessive stress is generated in the constituent members. On the other hand, in the embodiment of the present invention, the weight is reduced without assembling the steel frames other than the main member, and the temporary steel frame T is incorporated to reinforce the main member. Is prevented. Further, for example, when both ends of the body portion 4 in the facing direction are set as the suspended points, a large stress acts on the constituent members of the body portion 4 as shown in FIG. In the example, as shown in (b) of FIG. 14, with the position distant inwardly from both ends of the body portion 4 in the facing direction as the hanging point,
The stress generated in the skeleton portion 4 at the time of lifting is reduced. As shown in FIG. 15, the fixing structure of the main part 3 lifted up to the erection level to the building ridge 1 is a structure in which the main part 3 is fixed to the building ridge 1 at a plurality of three upper and lower locations. The first truss T1 of the skeleton 4
The upper and lower chord members UC and the lower chord member LC, the ends of the steel beam 2B on the first floor, and the lower end of the cane K are used as the connecting and fixing portions 7A on the main portion 3 side, respectively, of the pillars 1C of the building ridge 1. The beam member fixed in a cantilever state at each of the portions corresponding to the respective connecting and fixing portions 7A is used as the connecting and fixing portion 7B on the side of the building 1, and both are connected and fixed. That is, to describe the body portion 4 side, as shown in (a) and (b) of FIG. 16, the uppermost stage connecting and fixing portion 7A composed of the upper chord member UC.
And the middle stage connecting and fixing portion 7A composed of the lower chord member LC are arranged on the same vertical line, and as shown in (b) and (c) of FIG. 16, the middle stage connecting portion composed of the steel beam 2B of the first floor. Part of the fixing portion 7A and the lowermost connecting fixing portion 7A composed of the cane K are arranged on the same vertical line. Of course, the same applies to the building 1 side. The connection fixing part 7B on the side of the building ridge 1 is configured so that the higher the connection fixing part 7B on the side of the aerial frame structure 2, the higher the connection fixing part 7B on the side of the aerial frame structure 2 is. It is configured such that the greater the amount of protrusion toward the building ridge 1 side, the greater the number of those. And body part 4
As shown in (a) and (b) of FIGS. 17 to 19 and FIGS.
When the connecting and fixing portions 7A on the side of the body portion 4 pass by the side of the connecting and fixing portions 7B on the side of the building 1, the body portion 4
The guide FG for the flange that prevents the upper flange of the side connecting and fixing portion 7A from being caught in the connecting and fixing portion 7B on the side of the building ridge 1 from below, and the web of the connecting and fixing portion 7A on the side of the body 4 are on the side of the building ridge 1 A web guide WG is attached to the connecting and fixing portion 7B to prevent it from being caught in the lateral direction. This web guide WG is configured so that the insertion hole Ho of the mounting bolt Bo1 to the connecting and fixing portion 7A is a long hole in a posture along the facing direction, so that the position in the facing direction with respect to the connecting and fixing portion 7A can be adjusted. Has been done. And
As shown in FIG. 23, the skeleton portion 4 is 3 in the circumferential direction in plan view.
It is divided into one production block b1, b2, b3
Term construction <See (a) in the figure. > To create the first creation block b1, and then perform the second phase construction (see (b) in the figure). 〉
As a result, the second creation block b2 is created so as to be integrated with the first creation block b1, and the third creation work is completed so that the second creation block b2 is integrated with the first and second creation blocks b1 and b2. 3 is made into a building block b3. In the production of the main part 3 including the skeleton part 4, as shown in FIG. 24, a mobile crane CR is used to carry in / lift the material. At this time, the crane work can be performed not only from the outside but also from the central hole side, and the workability is good.

As shown in FIGS. 25 to 37, the gantry equipment includes four main pedestals 8 for mounting and supporting the above-mentioned four specific portions of the skeleton portion 4, that is, the balance 5, and the first truss T1. Of the first sub-mount 9 for mounting and supporting near both ends of the second truss T2 and the middle of the second truss T2, and eight for mounting and supporting near both ends of the steel beam 2B of the first floor in the posture along the facing direction. 2 sub-mounts 10, six third sub-mounts 11 for placing and supporting intermediate multiple points of the first-order steel beam 2B and the first truss T1 in a posture along the facing direction, and the holes around the body part 4 It is composed of a plurality of auxiliary mounts 12 that are placed and supported. The main frame 8, the first sub frame 9, the second sub frame 10, the third sub frame 11
-Each of the auxiliary mounts 12 is mounted and supported via a sander. And the main frame 8 and the first sub frame 9
The second sub-mount 10 and the third sub-mount 11 are, as shown in FIGS. 26 to 35, bed girders 13 fixed to the first floor slab S with anchor bolts, columns 14 standing on them, and columns 1 thereof.
Top beam 15 fixed to the upper end of 4 and bracing R for reinforcement
And a hydraulic jack J1 for lifting the placement-supported object, and has a basic structure including a first sub-mount 9 and a second sub-mount 10.
The third sub-mount 11 has a horizontal member 16 extending between the columns 14. As shown in FIGS. 36 and 37, the auxiliary mount 12 is constructed by using a frame scaffold 18. The main stand 8 has a sandle S1 assembled with the sandle material 17 as shown in FIG. 38, and the first sub-frame 9 has a sandle S2 assembled with the sandle material 17 as shown in FIG. And the steel beam 2 of the sandals of the second sub-mount 10.
The sandal S2a that receives the inclined lower surface at the end of B is shown in FIG.
As shown in FIG. 41, the sandle member 17 is assembled, and the sandle S2b which receives the horizontal lower surface of the middle of the steel beam 2B of the sandals of the second sub-mount 10 includes the sandle member 17 as shown in FIG. It is a sandal S3a that receives the first truss T1 of the sandals of the third sub-mount 11.
42, the sandle member 17 is assembled as shown in FIG. 42, and the sandle S3b that receives the steel beam 2B among the sandals of the third sub-mount 11 is assembled with the sandle member 17 as shown in FIG. The sandle S4 of the auxiliary mount 12 is formed by assembling the sandle member 17 as shown in FIG.

In the shape correction work B3, after the body portion 4 is created, the body portion 4 is placed on and supported by the main and sub frames ((a) in FIG. 45), and only the four main frames 8 are used. This is performed by shifting to the state of placing and supporting <(b) in FIG. 45>. In other words, as a portion of the skeleton portion 4 that is placed and supported by the main pedestal 8, a portion that deforms the skeleton portion 4 to a state that is substantially the same as the erected state by placing and supporting only the main pedestal 8 is selected. By extending the hydraulic jack J1 of FIG.
Release the mounting support for the body part 4 by 11 at once,
The skeleton part 4 is placed and supported only by the main frame 8. Further, in the shape correction work B3, focusing on the fact that the body part 4 is displaced in the horizontal direction with respect to the main frame 8 and the deformation of the body part 4 is required to smoothly perform this horizontal displacement, In the mounting support structure of one of the main mounts 8 on the side of the building ridge 1, as shown in (a) and (b) of FIG. 46, a mount for supporting the hydraulic jack J1 on the main mount 8 is mounted. The first truss T1 of the table and the sandle S1
The mounting surface for mounting and supporting is composed of a Teflon plate 19 having a low friction coefficient in order to carry out horizontal movement of the hydraulic jack J1 with respect to the main frame 8 and horizontal movement of the first truss T1 with respect to the sandle S1 with little resistance. I am doing it. That is, as shown in FIG. 47, the side of the skeleton portion 4 that is placed and supported by the other main frame 8 is a fixed end, and the side that is placed and supported by one of the main frames 8 is a movable end. In addition, the skeleton portion 4 is formed by turning the beam so that the beam becomes horizontal due to the deformation caused by the transition to the mounting and supporting state only by the main frame 8.

As shown in FIG. 48, the pulley equipment uses a suspension wire W with the body portion 4, that is, the main support portion 3 to be placed and supported by the main frame, that is, four specific locations as suspension points. It is of the moving pulley type to be lifted,
As shown in FIGS. 4 to 5 and FIGS. 49 to 51, the lifting girder 20 for constructing the suspension point is installed at the top of the building ridge 1 in a state of being taken out, and the upper sheave block 21 is attached to the lifting girder 20 and the identification is performed. A lower pulley block 22 is connected to each of the suspension brackets 6 located at different positions, and the upper pulley block 21 and the lower pulley block 22 are connected.
A group of turn sheaves 23 for guiding one end of the hanging wire W wound around and to the winch equipment is provided. The other end of the hanging wire W is fixed to the lifting girder 20 via a load cell 24, as shown in FIG. Each of the upper pulley block 21 and the lower pulley block 22 has 12 pulleys Si. The means for attaching the lifting girder 20 to the building ridge 1 is a means for attaching the receiving beam 25 to the body of the building ridge 1, and attaching the lifting girder 20 to the receiving beam 25. The mounting means to the girder 20 is a means for mounting the lifting head 26 for mounting the pulley block on the lifting girder 20, and adjusting the mounting position of the lifting girder 20 on the receiving beam 25 or the lifting girder of the lifting head 26. By adjusting the attachment position to 20, the upper pulley block 21, that is, the position of the suspension point in the facing direction and the lateral direction with respect to the building ridge 1 is adjusted.

As shown in FIG. 48, the winch equipment winds each of the four suspension wires W separately, and the suspension wire W resists the load of the main portion 3.
Drive winch DW for attracting a wire and winding winch RW for winding a hanging wire W pulled thereby
And an installation device for installing the drive winch DW. CDW is the controller of drive winch DW, C
RW is a controller of the take-up winch RW, and RC is a remote control panel. The drive winch DW is installed on the first floor in the building wing 1, as shown in FIGS.
As also shown in FIG. 2, two winding drums 27, an electric motor 29 that drives the winding drums 27 via a speed reducer 28, and a push-up for winding the hanging wire W evenly around the winding drums 27 in the axial direction. The machine 30, an electromagnetic brake 31A that acts on the electric motor 29 to control the winding speed, a band brake 31B for stopping, an electrohydraulic pusher brake 31C, and the length of the hanging wire W are detected. And a generator GE. Further, a cooling device 32 for cooling the electric motor 29 is provided. As shown in FIG. 59, this cooling device 32 is provided with a heat pump type cooler 33 for supplying cooling air into the electric motor 29, a sensor 34 for measuring the temperature of the electric motor 29, and the sensor 34. On the basis of the detected value, the controller 35 for operating the cooler 33 is provided so that the temperature of the electric motor 29 becomes equal to or lower than the set value. The set value is a value equal to or lower than a temperature at which the electric motor 29 can be continuously operated at the rated output. The winding winch RW, as shown in FIGS.
6, a lifting machine 37 for evenly winding the suspension wire W around the winding drum 36 in the axial direction, an electric motor M for driving them, an electromagnetic brake BR, and an electrohydraulic lifting machine brake. And BE. The installation device is a drive winch DW, as shown in FIGS.
In a state in which a temporary rail 38 for loading / unloading which mounts and supports the drive winch DW movably in a horizontal direction orthogonal to the wire lead-out introduction direction of the drive winch DW extends between the installation location and the loading / unloading location of the drive winch DW. Further, the installation winch DW is laid on the first floor slab S in a state in which the portion located at the installation location is in a posture orthogonal to the wire introduction / drawing direction of the drive winch DW, and is connected to the drive winch DW located at the installation location to drive the winch DW. A temporary reaction force receiving base 39 that supports a hoisting reaction force acting on the winch DW is fixedly installed on the first floor slab S. There are two temporary rails 38, and the means for movably mounting and supporting the drive winch DW on the temporary rails 38 is such that a plurality of roller-shaped moving wheels 40 having the upper surface of the temporary rail 38 as a running surface are attached and detached. It is a means for mounting and fixing the drive winch DW on the carriage 41 provided freely. The dolly 41 is constructed by assembling a steel frame.

The installation of the drive winch DW using the installation device is performed after the temporary rail 38 and the temporary reaction force receiving base 39 are installed as described above, as shown by the alternate long and short dash line in FIGS. 58. The drive winch DW with the carriage 41 is hung and placed on the part of the temporary rail 38 located at the loading / unloading position, and the drive winch DW is pulled and moved to the installation position by using the hoist Hi, as shown in FIG. As described above, the truck 41 is jacked up, and the moving wheel 40 is changed to the sandle s.
While being placed and supported on the temporary rail 38 via
Link the drive winch DW to the temporary reaction force receiving base 39 4
The procedure is to connect and fix via 2. On the other hand, for removal after use, the sandle s is replaced by the moving wheel 40, and the connection of the drive winch DW to the temporary reaction force receiving base 39 is released, and the hoist as shown by the alternate long and short dash line in FIG. He is used to move the drive winch DW to the carry-in / carry-out location, lift and remove it from the temporary rail 38, and remove the temporary rail 38 and the temporary reaction force receiving base 39. In addition, as shown in FIG. 60, the portion of the suspension wire W from the upper pulley block 21 to the winch equipment is arranged so as to pass through the hole 1a formed in the floor 1F of each floor of the building ridge 1, and the floor 1F. A guide 43 for preventing the suspension wire W from coming into contact with the floor 1F, that is, a steady rest 43 is installed in the. Guide 43 is round pipe 4
It is configured by assembling 4 in a cross shape.

The procedure for charging the suspension wire W into the pulley equipment and winch equipment is as follows. As shown in (a) of FIG. 61, the first charging wire W1 having a small diameter is installed along the winding path between the winch equipment and the lifting girder 20, and the large diameter winding wire W1 wound around the drive winch DW is provided. The feeding end of the second charging wire W2 and the first
One end of the charging wire W1 is connected. After that, FIG.
As shown in (b) of No. 2, while the other end of the first charging wire W1 is being hung by the tower crane TC, the drive winch D
W is fed and operated to feed the second charging wire W2. Next, as shown in (c) of FIG. 61, after the first charging wire W1 is wound around the upper pulley block 21 and the lower pulley block 22 assembled to the lifting head 26 from the other end side by ground work, , The second charging wire W wound from the other end side to the charging winch 45
2 is charged into the upper pulley block 21 and the lower pulley block 22, and the second charging wire W2 is also wound around the charging winch 45, and the suspension wire W is charged into the upper pulley block 21 and the lower pulley block 22. One end of the hanging wire W is fixed to the lifting head 26.
Then, as shown in (d) of FIG. 62, the drive winch DW and the take-up winch RW are wound while the one end of the second charging wire W2 is fixed to the lower pulley block 22, and the upper pulley block 21 is attached. The lifting head 26 and the lower pulley block 22 are collectively lifted,
The lifting head 26 is fixed to the lifting girder 20. When the fixing is completed, as shown in (e) of FIG. 62, the drive winch DW and the take-up winch RW are fed out and the second charge wire W2 is taken up by the make-up winch 45, and the lower pulley block is moved. 22 is lowered and connected and fixed to the main part 3.

The hoisting guide equipment regulates the horizontal position of the main part 3 with respect to the building ridge 1 at the time of hoisting, and as shown in FIGS. Guide rail 46 along the posture
And a guide 47 is attached to the main part 3. As shown in FIGS. 65 to 67, two guide rails 46 are installed laterally in the building ridge 1 at intervals of two, and each guide rail 46 is attached to the pillar 1 of the building ridge 1.
A plurality of temporary brackets 48 are attached to the protruding end portions of the plurality of temporary brackets 48, which are attached to the C in a posture of protruding inward in the facing direction at intervals in the vertical direction, via a connecting member 49. In addition, the guide rail 46 uses the insertion hole of the bolt Bo1 for fixing the connecting member 49 to the temporary bracket 48 as a long hole in the facing direction.
By changing the position of the connecting member 49 in the facing direction with respect to the temporary bracket 48, the position in the facing direction can be adjusted. As shown in FIGS. 65 to 67, the guide 47 has a first guide 47 </ b> A that restricts a lateral position by contacting a side surface of the guide rail 46 and a facing surface facing the main portion 3 of the guide rail 46. The second guide 47B regulates the position in the facing direction by abutting against each other.
Two pairs of first guides 47A are provided for one guide rail 46, and one second guide 47B is provided for each pair. The first guide 47A is attached to the mounting beam member 50 installed between the steel beams 2B on the first floor in the body portion 4 via the bracket 51, and the second guide 47B is attached to the mounting beam member 50. It is installed. In addition, the first guide 47A has a laterally elongated hole for the bolt Bo2 that attaches the bracket 51 to the mounting beam member 50. The position can be adjusted. On the other hand, the second guide 47B has a lateral width larger than the lateral width of the guide rail 46. That is, even if the lateral position of the guide rail 46 is slightly displaced, the guide rail 46 can be opposed to the guide rail 46 in the opposite direction. Further, as shown in FIG. 67, the first guide 47A includes a porous urethane foam 47a, which is an example of a cushion material, a pressure plate 47b for pressing and fixing the urethane foam 47a against the bracket 51 in the contact direction, and a urethane. Form 47a
A telescopic for restricting the expansion and contraction direction of the urethane foam 47a by expanding and contracting in the contacting direction following the position change of the pressure plate 47b accompanying the expansion and contraction of the urethane foam 47a in the contacting direction while covering the outer periphery of the urethane foam 47a. -Type cover 47c and pressure plate 47b accompanying tightening of nut 47d
The urethane foam 47a by pulling it toward the bracket 51 side, that is, the urethane foam 47a
Is provided with a pressure plate 47b and a bolt 47e for attaching the urethane foam 47a to the bracket 51 in a state where an initial compressive stress is applied thereto, and a guide plate 47f forming a contact surface with the guide rail 46 is attached to the pressure plate 47b. On the other hand, the second guide 47B is a plate-shaped member that is attached to the mounting beam member 50, and the guide plate 47f of the second guide 47B and the first guide 47A has a vertical central portion that guides more than the upper and lower ends. It is curved and formed in an arc shape projecting to the rail 46 side. 66A and 67B, the first guide 47A and the second guide 47B are set in the contact direction from the guide rail 46 in a state where the main portion 3 is located at the set position with respect to the building ridge 1. It is attached in a state of being spaced apart by a quantity.

As shown in FIG. 68, the anchorage safety equipment suspends and supports the main part 3 suspended to the erection level by the lifting equipment for the main part 3 in a state where the anchorage has not been completed on the building ridge 1. Is a device for suspending and supporting the main portion 3 in place of the lifting equipment when the lifting device is released, and is close to a portion to be suspended by the lifting equipment in the body part 4 of the main portion 3, in detail, the balance. It is composed of four hanging-type safety devices 52 having a hanging target portion 5.
As shown in FIG. 69, the safety device 52 suspends and supports the skeleton part 4 with the lifting head 26 as a support part, and is provided at both ends in the longitudinal direction of the balance 5 and at intervals in the opposite direction. Four hanging wires 52A for hanging a total of four places, a hanging rod 52B for supporting the upper ends of these hanging wires 52A, and a hanging rod 5
Each of 2B is composed of a center hole jack J2 for supporting the lifting head 26 so as to be vertically positionally changeable and fixed. The connecting means between the hanging wire 52A and the hanging rod 52B is a means for connecting the upper link 52C to the hanging wire 52A and the hanging rod 52B by a pin, and the connecting means between the hanging wire 52A and the bracket 52E on the balance 5 side. Similarly, the lower link 52D
Is a means for connecting the hanging wire 52A and the bracket 52E with a pin. The safety device 52 is divided into the lifting head 2 before the main part 3 is lifted.
6 and main part 3 are preassembled. That is, the center hole jack J2, the suspension rod 52B, three of the hanging wires 52A, and the upper link 52C for the remaining hanging wire 52A are assembled to the lifting head 26, and the remaining one hanging wire 52A and three The lower link 52D for the hanging wire W of the bracket 5
2E, and after suspending the main part 3 to the temporary level, the three hanging wires 52A are connected to the lower link 52.
The main portion 3 is assembled by connecting it to D by inserting a pin and connecting one hanging wire 52A to the upper link 52C by inserting the pin. In addition, the three hanging wires 52A assembled in advance to the lifting head 26 are, as shown by the dotted line in the figure, so as not to get in the way when the main portion 3 is hoisted, as shown by the dotted line in the drawing.
Bind it in a state along the line. Also, the hanging wire 52
The reason why one piece of A is assembled to the main part 3 side first is that when the lifting head 26 is assembled to the main body 3 side first, the hanging wire 52A is restrained along the building ridge 1 from the state of being connected to the bracket 52E. This is because the horizontal head HB continuously provided in the middle of the bundle PO hinders workability when it is brought to the position where it is connected to the link 52D, and if the horizontal head HB is not provided, it is the same as the other three lifting heads. It may be assembled before 26.

The suspension point adjustment D1 in the suspension of the procedure << 2 >> includes the vertical adjustment including the corresponding suspended points of the main portion 3 after the shape correction work B3 in the main portion preparation work and before the suspension. It is a work to locate the suspension point on the line. That is, this suspension point adjustment is an adjustment for preventing the main portion 3 from swinging when the main portion 3 is lifted. The test lift-up D2 in the lifting of the procedure << 2 >> is a work for lifting the main part 3 in a state of being slightly lifted from the main frame 8 by the lifting equipment and determining whether or not the lifting can be appropriately performed. As shown in, the hoist H2 is performed in a state where the horizontal rear position of the main portion 3 with respect to the building ridge 1 is restricted. Guide adjustment D4 for lifting in the above procedure << 2 >>
In the test lift-up D2, the lateral position of the first guide 47A and the opposite position of the guide rail 46 are set so that the gap between the guide rail 46 and the first guide 47A / second guide 47B becomes a set value. It is a work of adjusting. Temporary receiving D3 in the lifting of the procedure << 2 >>
Between the test lift-up D2 and the start of lift-up D5, the main frame 8 and the lifting equipment are connected to the main part 3 by 5
It is a work to support by paying 0% each,
The initial extension of the hanging wire W is produced, and the lift-up D is performed later.
This is for avoiding the inconvenience caused by the elongation of the hanging wire W in FIG. The lift-up D5 in the lifting of the procedure << 2 >> is a work of lifting the main part 3 to the erection level by using the lifting equipment while measuring the main part 3 and the state of the lifting by the measurement system. Connection fixing part 7A of part 3
As shown in FIG. 70, the test lift-up between the main part 3 and the building ridge 1 is performed when the upper one of them is closer to the lower one of the connecting and fixing part 7B on the building ridge 1 side as shown in FIG. Similar to D2, the tensioned hoist H3 is used while the position of the connecting and fixing portion 7A on the main portion 3 side is regulated so as not to hit the connecting and fixing portion 7B on the building ridge 1 side. As shown in FIG. 71, the measurement system includes the load cell 24 that is interposed between each suspension wire W and the lifting head 26 to measure a load applied to each suspension wire W, and the body portion 4 of the main portion 3. Of a plurality of strain gauges 53 for measuring the strain of each part of the building, two optical distance meters 54 for measuring the distance between the upper ends of the building ridge 1 at two ends in the lateral direction, and the facing direction of the main part 3 and the building ridge 1. 6 ultrasonic distance meters 55 for measuring the distance of 3 at the horizontal direction and the main part 3
Of the first floor slab S for measuring the height from the slab S at each suspended point, the gap gauge 57, and the connecting and fixing portion 7A on the main portion 3 side is the connecting and fixing portion 7B on the building ridge 1 side.
Sensor 5 for detecting whether or not the position corresponding to
8 and. The gap gauge 57 is attached to each of the connecting and fixing portions 7B on the side of the building 1 corresponding to the connecting and fixing portion 7A composed of the upper chord member UC of the main portion 3 side, and the corresponding main portion 3 side. Connection fixing part 7
The gap with A is measured. The passage sensor 58
17 to 19, each of the connecting and fixing portions 7B on the building ridge 1 side is attached to the main portion 3 before the connecting and fixing portions 7A on the main portion 3 side rise to their corresponding positions. The connecting and fixing portion 7A on the main portion 3 side is connected to the connecting and fixing portion 7 on the building ridge 1 side through an attached detection plate 59 in a state of extending upward.
It is to detect whether or not B is hit. Then, based on the measurement result of the measurement system, by controlling each drive winch DW of the winch equipment, the main part 3 is maintained in a horizontal posture and lifted, and the tension of the hoist H3 is adjusted, whereby the connection fixing part 7A is adjusted. , 7B are avoided from contacting each other and the main part 3 is lifted to the set level.

The fixing of the procedure << 2 >> is performed by using a work scaffold installed in a projecting state from the building 1. As shown in FIGS. 72 to 74, the working scaffold is an upper stage scaffold 60 for fixing the connecting and fixing portion 7A composed of the ends of the upper chord member UC, the ends of the steel beam 2B and the lower chord member LC on the first floor. And a lower scaffold 62 for fixing the lower connecting and fixing portion 7A composed of the ends of the walking stick K. The upper scaffold 60 and the middle scaffold 61 are to be installed in the building wing 1 after the main part 3 is lifted to the set level,
The lower scaffold 62 is equipped in the building ridge 1 before the lifting work. The lower scaffold 62 will be described in detail with reference to FIG.
As shown in FIG. 5, swinging is switched around the horizontal axis X between the working posture projecting from the building ridge 1 in the opposite direction and the non-working posture retracted from the end Z of the ascending path of the main portion 3 to the building ridge 1 side. It is freely attached to the beam 1B of the building ridge 1, and when the main portion 3 is lifted, the main portion 3 is allowed to rise by being switched to a non-working posture. The lower scaffold 62 is configured by equipping a frame 62A swingably attached to the steel beam 2B with a floor board 62B and a fence 62C, and providing a wire 62D for suspending and fixing in each posture. Then, in the adjustment work E1 in the fixing, as shown in FIGS. 76 to 79, the connection fixing portions 7A composed of the end portions of the steel beam 2B on the first floor are operated to perform vertical alignment. , The operation of performing the horizontal alignment by operating each of the connecting and fixing portions 7A composed of the ends of the upper chord member UC and the lower chord member LC. The operation means for alignment in the vertical direction is, as shown in FIGS.
A jack J3 for lifting and adjusting is fixedly installed on the connecting and fixing portion 7B on the side of the building ridge 1, and an adjusting beam 63 mounted on the jack J3 is fixed on the connecting and fixing portion 7A on the side of the main portion 3 and the jack J3 is attached. By adjusting the lifting amount of the beam 63 by the, the connecting and fixing portion 7A on the main portion 3 side is moved to the building 1
It is a means for arranging it at the same height as the side connecting and fixing portion 7B. If the position adjustment cannot be performed even when the load of the jack J3 reaches the set value, the position adjustment is not forcibly proceeded further, but a structural examination is performed on the connection fixing parts 7A and 7B, and the connection fixing part is performed. Make the connection possible by modifying the structure of 7A and 7B. On the other hand, the operation means for horizontal alignment is, as shown in FIGS.
The anchor bracket 64 is fixed to the connection fixing portion 7A on the side, and the anchor bracket 64 is pulled to the anchor bracket 64 toward the building ridge 1 side via the nut 65.
The adjusting rod 66 using the C steel rod is mounted, and the center hole jack J4 for pulling the adjusting rod 66 toward the building ridge 1 side is fixed to the connecting and fixing portion 7B on the building ridge 1 side, and the center hole jack J4 is pulled. By providing a lock nut 67 for fixing the anchor bracket 64 and adjusting the tension amount of the anchor bracket 64 with the center hole jack J4, the connecting and fixing portion 7A on the main portion 3 side is horizontal to the connecting and fixing portion 7B on the building ridge 1 side. It is a means for positioning in the direction.

The connecting and fixing work E2 is performed by connecting and fixing parts 7A and 7A.
It is performed in such a manner that the ones of B that are closer to the suspended point in the lateral direction are sequentially connected and fixed. More specifically, as shown in FIG. 80, first of all, as shown in FIG. Then, the connecting and fixing portion 7A composed of the ends of the steel beam 2B on the first floor is connected and fixed to the connecting and fixing portion 7B on the building ridge side in order from the outside, and then the walking stick K is formed. Similarly, the connecting and fixing of the connecting and fixing portion 7A to the connecting and fixing portion 7B on the building ridge side is sequentially performed from the outside. In order to clarify the connection order, the connection fixing parts 7A, 7B
The circled numbers indicating the connection order are attached to the. Also, the upper chord material U
The connecting and fixing portion 7A composed of C, lower chord member LC, and steel beam 2B on the first floor is formed by connecting webs first, then connecting upper flanges, and finally connecting lower flanges.

Elevator EV in the above procedure << 4 >>
81, the plurality of shaft units SU each having a unit length are installed from the aerial frame structure 2 to the yaw rope W as shown in FIG.
The elevator shaft is constructed by hoisting it through REs, stacking them in sequence, and connecting them. The construction of machinery and power equipment is performed after that. As shown in FIG. 82, the installation of the escalator ER in the procedure <5> is a structure for forming a passage for forming a tunnel-like passage extending between the hall portion H and the aerial frame structure 2 at the bottom between the building ridges 1. Escalator ER by assembling various components to the body
Is prefabricated and is lifted up to the installation position by the wire rope WRR using the aerial frame structure 2 as a supporting part, and then both ends of the escalator ER are fixed to the hole portion H and the aerial frame structure 2. . The fixing will be described in detail. For fixing, the fixing portion JE1 on the side of the hole portion H is fixedly attached to the hole portion H, and the fixing portion JE2 on the side of the aerial frame structure 2 is freely movable in the longitudinal direction of the escalator ER. 83, and the lifted escalator ER is first fixed to the fixing portion JE2 on the side of the aerial frame structure 2 as shown in (a) of FIG. 83, and then the escalator ER is fixed as shown in (b) of FIG. The fixing unit JE2 connected to the fixing unit JE2 to move the fixing unit JE2 to the fixing unit J on the side of the hole H.
The fixing part JE on the side of the aerial frame structure 2 as well as fixing on E1
This is a work for fixing the 2 to the aerial frame structure 2. The fixing unit JE1 on the hole H side may be configured to be movable. Installation of the aerial bridge SB in the procedure << 6 >> is shown in FIG.
As shown in FIG. 4, the aerial bridge SB is preassembled by assembling the constituent members at the bottom between the building ridges 1, and the aerial frame structure 2
This is a work in which both ends of the aerial bridge SB are fixed to the building ridge 1 after the wire rope WRB is used as a supporting part to lift it up to the installation position. The fixing will be described in detail. In the fixing, the fixing portion JB1 on one building ridge 1 side is fixedly fixed to the one building ridge 1 and the fixing portion JB2 on the other building ridge 1 side is in the opposite direction (that is, the aerial bridge SB. Movably in the longitudinal direction) via a roller JBR or the like, and as shown in (a) of FIG. 85, the suspended aerial bridge SB is first attached to the fixing unit JB of the other building ridge 1 side.
85, and thereafter, as shown in (b) of FIG. 85, the aerial bridge SB is moved together with the fixing portion JB2 connected thereto to be fixed to the fixing portion JB1 on one building ridge 1 side and the other building. This is a work for fixing the fixing unit JB2 on the ridge 1 side to the other building ridge 1. Incidentally, the elevator E
As shown in FIG. 94, the elevator shaft in the installation of V is performed by lifting a plurality of shaft units SU of unit length from the aerial frame structure 2 through the yaw rope WRE and sequentially extending and connecting them downward. Is also good. In this case, since the shaft unit SU is hung, the shaft unit SU is not required to be self-supporting at the time of connection, and the connecting work and its connecting structure are simple and the workability is good.

[Other Embodiments] In the above embodiment, one winch DW is provided for one hanging point. As shown in FIG. 95, two winches DW are set for one hanging point. May be provided so as to be wound from both ends of the hanging wire W. In this case, the pulling speeds of the individual winches DW with respect to the suspended points can be averaged, the lifting speeds of the suspended points can be equalized, and the stability of the suspension of the main portion 3 can be increased. Even if one winch DW fails, the winch DW does not need to be replaced, that is, lifting can be continued with the winch DW remaining with good workability.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the structures of the accompanying drawings by the entry.

[Brief description of drawings]

1] Front view

2 is a plan view

FIG. 3 is a flowchart showing a work procedure.

FIG. 4 is a schematic front view showing a state during construction.

FIG. 5 is a schematic plan view showing an arrangement state of pulley equipment.

FIG. 6 is a schematic plan view showing an arrangement state of winch equipment.

FIG. 7 is a schematic front view showing a state of the building ridge before the aerial frame structure is erected.

FIG. 8 is a schematic plan view of a skeleton part.

FIG. 9 is a front view of the first truss.

FIG. 10 is a front view of the second truss.

FIG. 11 is an enlarged vertical cross-sectional view of the main part

FIG. 12 is an enlarged vertical cross-sectional view of the main part

[Fig. 13] Stress diagram of the skeleton

[Fig. 14] Stress diagram of the skeleton

FIG. 15 is an enlarged side view of the main part of the body part.

FIG. 16 is a schematic plan view of an essential part showing the positional relationship of the connecting and fixing parts.

FIG. 17 is a schematic front view of a main part showing a change in position of a main part with respect to a building ridge due to lifting.

FIG. 18 is a schematic front view of a main part showing a change in position of a main part with respect to a building ridge due to lifting.

FIG. 19 is a schematic front view of a main part showing a change in position of a main part with respect to a building ridge due to lifting.

FIG. 20 is an enlarged front view of the main part of the main part.

FIG. 21 is an enlarged front view of the main part of the main part.

FIG. 22 is an enlarged cross-sectional view of the main part of the main part.

FIG. 23 is a plan view showing a procedure for making a body part.

FIG. 24 is a schematic plan view showing the state of construction work of the skeleton part.

[Fig. 25] Layout plan of the mount

FIG. 26 is a perspective view of the main mount.

FIG. 27 is a front view of the main mount.

FIG. 28 is a side view of the main mount.

FIG. 29 is a perspective view of a first sub-mount.

FIG. 30 is a front view of the first sub-mount.

FIG. 31 is a side view of the first sub-mount.

FIG. 32 is a front view of the second sub-mount.

FIG. 33 is a side view of the second sub-mount.

FIG. 34 is a side view of the third sub-mount.

FIG. 35 is a side view of the third sub-mount.

FIG. 36 is a front view of the auxiliary mount.

FIG. 37 is a side view of the auxiliary mount.

FIG. 38 is a plan view showing the sandals of the main mount.

FIG. 39 is a perspective view showing a sander of the first sub-mount.

FIG. 40 is a perspective view showing a sander of a second sub-mount.

FIG. 41 is a perspective view showing a sander of a second sub-mount.

FIG. 42 is a perspective view showing a sander of a third sub-mount.

FIG. 43 is a perspective view showing a sander of a third sub-mount.

FIG. 44 is a plan view showing a sander of an auxiliary mount.

FIG. 45 is a side view showing a deformed state of the body portion.

FIG. 46 is a cross-sectional view of a main part showing a mounting support structure.

FIG. 47 is a schematic plan view showing deformation of the skeleton part.

[Fig.48] Schematic configuration diagram of pulley equipment and winch equipment

FIG. 49 is a plan view of the main portion of the pulley equipment.

FIG. 50 is a front view of the main portion of the pulley equipment.

FIG. 51 is a side view of the main portion of the pulley equipment.

FIG. 52 is a plan view of a driving winch.

FIG. 53 is a front view of the drive winch.

FIG. 54 is a plan view of the winding winch.

FIG. 55 is a front view of the winding winch.

FIG. 56 is a front view of the installation device.

FIG. 57 is a plan view of the installation device.

FIG. 58 is a side view of the installation device.

FIG. 59 is a conceptual diagram of a cooling device.

FIG. 60 is an enlarged sectional view of the main part of the suspension wire movement path.

FIG. 61 is a process drawing showing the procedure for preparing a hanging wire.

FIG. 62 is a process drawing showing the procedure for preparing a hanging wire.

FIG. 63 is a cross-sectional plan view showing a lifting guide facility.

FIG. 64 is a cutaway side view showing the lifting guide facility.

FIG. 65 is a side view of essential parts showing a lifting guide facility.

FIG. 66 is a cross-sectional plan view of essential parts showing a lifting guide facility.

FIG. 67 is a cutaway side view of a main part (guide) showing a lifting guide facility.

FIG. 68 is a front view of the safety device.

FIG. 69 is a plan view of the safety device.

FIG. 70 is a front view of the main part showing the position adjustment state of the main part.

FIG. 71 is a schematic configuration diagram of a measurement system.

FIG. 72 is a side view showing the scaffold arrangement.

FIG. 73 is a plan view showing a scaffold arrangement.

FIG. 74 is a front view showing a scaffold arrangement.

FIG. 75 is a front view showing the lower scaffolding

FIG. 76 is a plan view showing position adjusting means.

77 is a front view showing the position adjusting means. FIG.

FIG. 78 is a plan view showing position adjusting means.

FIG. 79 is a front view showing the position adjusting means.

FIG. 80 is a front view showing the order of connecting and fixing.

FIG. 81 is a schematic front view showing how to install an elevator.

FIG. 82 is a schematic front view showing how to install an escalator.

FIG. 83 is a schematic front view showing the fixing procedure of the escalator.

FIG. 84 is a schematic front view showing the installation procedure of the aerial bridge.

FIG. 85 is a schematic front view showing the fixing procedure of the aerial bridge.

FIG. 86 is a plan view showing the lower surface of the aerial frame structure

FIG. 87 is a plan view of the main part of the aerial frame structure

88 is a cross-sectional view of the main part of the lower surface of the aerial frame structure

FIG. 89 is an enlarged plan view of the main part of the aerial frame structure.

FIG. 90 is an enlarged perspective view of essential parts showing a fixed state of the eaves panel.

FIG. 91 is an enlarged perspective view of a main part showing a released state of the eaves panel.

FIG. 92 is a perspective view of an essential part showing a draft production in the first state.

FIG. 93 is a perspective view of a main part showing a draft production in the second state.

FIG. 94 is a schematic front view showing another installation procedure of the elevator.

FIG. 95 is a schematic configuration diagram showing another embodiment.

[Explanation of symbols]

 2 Aerial structure BP panel 100 Base 101 Working space 102 Base material 105 Frame 106 Exterior plate 107 Floor forming material R1 fulcrum R2 fulcrum

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Toyoji Tanaka 4-1-1 Honmachi, Chuo-ku, Osaka-shi, Osaka Takenaka Corporation Osaka Main Store (72) Inventor Toshimoto Maeno Chuo-ku, Osaka-shi, Osaka 4th-13th Honmachi, Takenaka Corporation Osaka Main Store (72) Inventor Makoto Matsumura 4th-13th Honmachi, Chuo-ku, Osaka City, Osaka Prefecture Incorporated Takenaka Corporation Osaka Main Store (72) Inventor Yasushi Urata Base: 4-13 Hommachi, Chuo-ku, Osaka-shi, Osaka Prefecture Takenaka Corp., Osaka Main Store (72) Inventor Katsuaki Madawa 4-1-1, Hommachi, Chuo-ku, Osaka, Osaka Takenaka Corp., Osaka Main Store (72) Inventor Masaru Yamashita 4-13 Hommachi, Chuo-ku, Osaka-shi, Osaka Inside Takenaka Corporation, Osaka Main Store (72) Inventor Tatsuo Ino, 4 Hommachi, Chuo-ku, Osaka-shi, Osaka Chome 1-13 Takenaka Corporation Osaka Main Store

Claims (7)

[Claims] 1. A substrate (100) for lower surface exterior is suspended from and supported by a frame of an aerial frame structure (2) projecting in the air, and a plurality of panels (BP) for forming a lower surface are provided on the substrate (100).
Is a lower surface exterior of an aerial frame structure supporting side by side, and is formed in a working space (101) of a set height between the base (100) and a skeleton, and the panel (BP) is used for the work. The base (10
The lower surface exterior of the aerial frame structure attached to 0). 2. The lower surface exterior of an aerial frame structure according to claim 1, wherein the panel (BP) is mounted on a base (100) in a mounted state. 3. A plurality of beam-shaped base materials (102) are vertically and horizontally arranged and connected so as to form a mesh, and the base (10) is connected.
0), and the panel (BP) is arranged in a state of being located in each of the cells of the base (100). 4. The panel (BP) comprises a frame (105) attached to a base (100), an exterior plate (106) for forming a lower surface, and a floor forming material (107) for forming a working floor. The lower surface exterior of the aerial frame structure according to claim 1, 2 or 3, which is attached. 5. The lower surface exterior of an aerial frame structure according to claim 1, 2, 3 or 4, wherein the panel (BP) is attached to the base (100) so as to be swingable only upward with one side as a fulcrum. 6. The panel (BP) is provided with two facing panels.
A first state in which one of the two sides is used as a fulcrum (R1) to allow upward swinging, and a second state in which the other side is used as a fulcrum (R2) to allow upward swinging. And the rocking fixed state in which any rocking is prevented, the base (1
00) attached to the lower surface exterior of the aerial frame structure according to claim 1, 2, 3, 4 or 5. 7. The lower surface exterior of an aerial frame structure according to claim 5 or 6, further comprising a restraining means for preventing the panel (BP) from swinging upward by a predetermined amount or more.