JP2717155B2 - Building construction equipment - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a building construction apparatus which is particularly suitable for use in constructing various multilayered buildings.

2. Description of the Related Art Conventionally, as this type of construction apparatus, a construction apparatus as shown in FIG. 7 has been proposed (Japanese Patent Laid-Open No. 2-70844).

In this construction apparatus, a temporary beam group 1 is assembled above a construction object, and a cylinder device 2 is vertically attached to a position of a main pillar of the temporary beam group 1, and a rod that expands and contracts downward from a lower end of each cylinder device 2. 3 is temporarily fixed to each upper end of the main pillar 5 of the existing structure 4 by a bolt or the like, thereby forming a temporary pillar. According to the present construction apparatus, the rods 3 are simultaneously extended to jack up the temporary beam group 1 horizontally, thereby securing a work space 6 having a height of one floor. The rod 3 is unraveled at its distal end and then pulled up, and a new main pole 8 lifted by the crane device 7 is inserted between the rod 3 and the existing main pole 5 by the work robot 9, The lower end of the main pillar 8 is joined to the upper end of the existing main pillar 5. Then, after the front end of the rod 3 is temporarily fixed to the upper end of the main pillar 8 again, the remaining rod 3 is
The steps from release of temporary fixation to joining of the main pillar 8 to re-temporary fixing of the rod 3 are sequentially repeated, thereby completing the construction of all the permanent pillars for one floor, and at the same time, Floor construction is performed, the temporary beam set 1 is jacked up again, and the building is gradually assembled by repeating the same process steps as described above.

However, according to the construction apparatus, the large cylinder device 2 having a stroke exceeding the height of the first floor of the building is used as the temporary column. , And every time the temporary beam set 1 is jacked up, for all the cylinder devices 2, one rod 3 of each cylinder device 2 is temporarily released, pulled up, and pulled up.
Since it is troublesome to relocate and repeat the steps of inserting and joining the new main pillar 8 to the temporary fixing step in order, the bolt connection / release robot, welding robot, and other auxiliary equipment are installed in each cylinder device 2. It is necessary every time, and there is a disadvantage that the equipment becomes excessive and the equipment cost becomes high. Further, when connecting the main columns 5, 8, additional work such as bolt connection and release between the rod 3 of the cylinder device 2 and each of the main columns 5, 8 is troublesome, and the operation is very complicated and There was also a problem that the number of work steps increased and the work cost was high.

The present invention has been made in view of the above circumstances, and it is possible to reduce the equipment cost by omitting the equipment, and to simplify the construction of the permanent members, and to reduce the work by using a building construction apparatus It is intended to provide.

[Means for Solving the Problems] A construction apparatus for a building according to the present invention is supported by a crane device for vertically and horizontally transporting members and an existing permanent beam, and the crane device is placed above a construction object. It is configured to include a frame frame to be installed and a lift-up mechanism that lifts the frame frame by applying a reaction force to the column head of the existing main pillar.

[Operation] According to the building construction apparatus of the present invention, the work frame is lifted by the lift-up mechanism while taking a reaction force to the capitals of the existing main columns, so that the work space is located above the existing buildings. And the crane device can be installed above the construction object. At the time of construction after lift-up, by taking the reaction force of the frame from the existing main beam, the main member lifted from the lower floor by the crane device is directly joined to the existing building, and assembling work can do. In addition, this work can be performed in parallel at a plurality of places on the building, so that the installation of the main members can be simplified and the work can be omitted.

In addition, the structure of the frame and the lift-up mechanism are not affected by the scale of the building to be built and the number of main pillars.
It also facilitates automation, secures a large working space,
Work can be performed in a work environment with few restrictions.

1 to 6 show one embodiment of the present invention. In FIG. 1, reference numeral 10 denotes a main pillar, and reference numeral 11 denotes a main beam. The frame of the building K under construction is configured. Reference numeral 12 denotes a crane device, reference numeral 13 denotes a frame, and reference numeral 14 denotes a lift-up mechanism. The reference numerals 12 to 14 constitute the construction apparatus S according to the present invention.

The frame 13 is composed of a temporary beam set 15 slightly wider than the building K, and four temporary columns 16 whose upper ends are rigidly connected to the four corners of the temporary beam set 15. These temporary pillars 16 are arranged so as to face each of the permanent pillars 10 of the building K at predetermined intervals on the outside of the nearest permanent pillar 10 (in the lateral direction of the building K). I have.

The lift-up mechanism 14 is provided with two upper and lower hinged guides 17 and 18 fixedly mounted near the lower end of each temporary pillar 16.
And an overhanging portion at the top of each hinged guide 17 and temporary pillar 16 at each upper stage
Step rod provided in parallel with the temporary column 16 between it and 19
20 and an elevating device 21 that engages with each step rod 20 to elevate and lower the frame 13.

The grain device 12 includes a pair of I-shaped rails 22 joined to the lower surface of the temporary beam group 15 and extending in parallel along the longitudinal direction of the building K, and travels on the I-shaped rails 22 via suspension traveling bogies 23. An overhead traveling crane beam 24 is provided so as to be able to be provided, and a hoisting machine 25 traversing the overhead traveling crane beam 24. Reference numeral 26 denotes a power supply cable for the hoisting machine 25 and the crane beam 24.

In the construction apparatus S having such a configuration, in FIG. 1, the frame 13 places the lower hinge type guide 18 of the four temporary columns 16 on the upper surface of the lowermost permanent beam 11 of the building K, and the frame 13 The reaction force is supported by the main beam 11, and in this supported state, the hoisting machine 25 of the overhead traveling crane beam 24 lifts the building member 27 from the ground and starts the construction work of the building K. ing.

2 and 3 show the detailed structure of the lower hinged guide 18 (the upper hinged guide 17 has the same structure). In this figure, reference numerals 28a to 28c denote three fixed guide portions fixed to the outer periphery of the
Reference numeral 28d denotes an L-shaped movable guide. The movable guide portion 28d has a base portion rotatably supported via a pivot 29 between fixed guide portions 28a, 28a fixed to the upper and lower sides of the temporary column 16 and a fixed guide portion sandwiching the temporary column 16.
A stopper pin 30 that can be attached to and detached from the distal end of the fixed guide portion 28b located on the opposite side to 28a allows both the connection and release of the other end. The movable guide 28d is configured to surround the outer peripheral surface of the main pillar 10 together with the fixed guides 28b and 28c in a coupled state. Also fixed guide part
The base end of a hydraulic cylinder 31 that pivotally drives the movable guide 28d after removing the stopper pin 30 is connected to the base outer surface of the base 28b, and the distal end of the tip rod 31a of the hydraulic cylinder 31 is connected to the base outer surface of the movable guide 28d. It is connected to. Further, a guide roller 32 is attached to the tip of the fixed guide portion 28c so as to contact the outer surface of the main pillar 10 facing the fixed guide portion 28c.
b, the remaining main pillar 10 facing the inner surface of the movable guide portion 28d
Guide shoes 33 that are in contact with the outer surface are provided.

According to the hinge type guide 18 having such a configuration, the movable guide portion 28d is closed by the stopper pin 30 and rides on the upper surface of the main beam 11 at two places of the L-shaped movable guide portion 28d. The reaction force is taken by the main beam 11, and the frame
13 is supported on the existing building K. Further, the hinge type guides 17 and 18 can be moved up and down along the outer surface of the main pillar 10 while the guide rollers 32 and the guide shoes 33 are in sliding contact with the side surfaces of the main pillar 10. Further, the movable guide portion 28d is opened by contracting the hydraulic cylinder 31 and pivoted about the pivot 29 to the position shown by the dashed line in FIG.
The hinge type guides 117 and 18 can be moved up and down beyond the main beam 11 without interfering with the main beam 11.

4 and 5 show the detailed structure of the lifting device 21. FIG. In this figure, an elevating device 21 includes a vertical portion 34 having upper and lower openings 34a engaged with the temporary column 16 and a horizontal portion 35 extending from the vertical portion 34 to the temporary column 16 to form an L-shaped main body 36. A jack 37 which engages with the step rod 20 to drive the main body 36 up and down along the temporary pillar 16;
And a fitting portion 38 for fixing the horizontal portion 35 to the capital of the main pillar 10 via the pin 38a. A guide roller 39 that slides on the inner peripheral surface of the upper and lower openings 34a of the main body 36 on the outer peripheral surface of the temporary column 16 and moves the main unit 36 up and down along the temporary column 16.
Guide shoes 40 are provided at two upper and lower locations. The jack 37 is integrally connected to the upper surface of the horizontal portion 35 of the main body 36, and the fitting portion 38 is provided at the tip of the horizontal portion 35 so as to fit to the column head of the main pillar 10. ing.

The construction apparatus S having the above configuration is controlled by remote operation from an operator through monitoring.

Next, a construction procedure of a building using the construction apparatus S having the above configuration will be described with reference to FIGS.

(1) Assemble the main pillar 10, the main beam 11, and the floor material on the foundation slab 50 by the conventional method, and construct the first and second sections of the building.

(2) When the construction of the second section is completed, the construction device S is assembled on the second section. The construction device S connects the upper and lower two-stage hinge type guides 17 and 18 mounted on each temporary pillar 16 to the nearest second stage.
The lower hinged guide 18 is engaged together with the main pillar 10 of the layer.
Is placed on the nearest permanent beam 11 of the first layer. As a result, the reaction force of the frame 13 is applied to the main beam 11, and the frame 13
Support 13 on the building up to section 2. Frame 13
Inside, a work space for constructing the third section of the building is formed (see FIG. 6 (a)).

(3) Perform the construction in Section 3. The hoisting machine of the overhead traveling crane 24 with the temporary members (posts, beams, flooring materials, etc.) U temporarily placed on the ground
Lift with 25. The main pillar 10 is joined to the upper end of the second main pillar 10, the main beam 11 is erected between the third main pillars 10, and the floor material is the second main beam. Laying on 11 Since the frame 13 is supported on the first-layer main beam 11, the third-layer main column 10 can be directly joined to the upper end of the second-layer main column 10. At the time of this construction, each temporary pillar 16
The lifting device 21 is retracted to the uppermost end of the temporary pillar 16 so that the overhead traveling crane 24 can be operated without hindrance.

(4) When the construction in the third section is completed, the construction apparatus S is lifted up. Elevating device 21 retracted to the top end of temporary column 16
Is driven downward to bring the fitting part 38 attached to the main body part 36 of the elevating device 21 into contact with the column cap of the third-layer main pillar 10 (see FIG. 6 (b)). Then, the upper hinge type guide 17 engaged with the main pillar 10 of the second layer is opened, and the lifting device 21
Is further driven downward, the frame 13 relatively rises with the column head of the main column 10 as a fulcrum, and the lower hinge type guide
Reference numeral 18 moves upward from above the first-layer main beam 11.

(5) While the frame 13 is being lifted, the upper hinge-type guide 17 that has been opened is closed as before when the height exceeds the height of the second-layer main beam 11, and then the lower hinge-type guide 17 is opened. 18
(See FIG. 6 (d)). When the lower hinge type guide 18 exceeds the height of the main beam 11 of the second layer, the closing operation is performed. At this point, the lowering drive of the lifting / lowering device 21 is stopped, and the raising of the frame 13 is stopped. (See FIG. 6 (e)).

(6) Next, when the lifting device 21 is reversely driven upward, the frame 13 is lowered once, the lower hinge-type guide 18 rides on the main beam 11 of the second layer, and the support point of the frame 13 is
It moves from the upper end of the main pillar 10 of the layer to the main beam 11 of the second layer (see FIG. 6 (F)). The elevating device 21 continues to ascend after leaving the column cap of the third-layer main pillar 10, and stops when it reaches the first retreat height.

(7) In the same procedure as for the third floor, construction is performed sequentially, and finally, the uppermost permanent pillar 10, the permanent beam 11, and the floor material are lifted by a crane, and the uppermost floor is constructed. When the construction of the uppermost layer is completed, the construction device S is dismantled and removed.

According to the present embodiment, when upper-layer columns and beams are installed in a lower-level building, the frame 13 is connected to the main columns as in the conventional case.
Since it was not temporarily installed at the upper end of 10 but was temporarily supported by being supported on the lower permanent beam 11, a large unobstructed work space could be secured above the lower-level building. Operations such as lifting of the permanent member and traversing by a traveling crane can be performed quickly without any restrictions.

Also, at this time, the upper end of the main pole 10, the joint portion of the main beam 11 is barely exposed in the work space, and the main member lifted and transported by the crane device 12 has the upper end of the main pole 10, Main beam 11
Can be directly joined to the respective joint portions. Moreover, each joining operation can be performed in parallel at a plurality of locations on the same floor.

Further, according to the present embodiment, the number of the temporary columns 16 of the frame 13 can be determined regardless of the number of columns to be constructed, and is appropriately selected and selected from the main columns 10 on the outer periphery of the lower building. The temporary pillar 16 is positioned outside the main pillar 10 so as to be opposed to the temporary pillar 16, and the minimum number of the temporary pillar 16 may be provided, so that the equipment can be omitted. Moreover, the lift-up mechanism 14 such as the hinge type guides 17 and 18, the step rod 20, and the elevating device 21 provided on the temporary column 16 may be provided in a necessary scale according to the temporary column 16, so that the equipment is also provided in this respect. Can be omitted.

Further, according to the present embodiment, each operation of the hinge type guides 17 and 18 to the elevating device 21 mounted on each temporary pillar 16 is controlled and performed by remote control all at once according to a preset program. The lift-up operation of the frame 13 can be performed smoothly and easily, and automation of the lift-up operation can be promoted.

[Effects of the Invention] As described in detail above, according to the building construction apparatus according to the present invention, the crane apparatus for vertically and horizontally transporting members and the existing permanent beam are supported, and the crane apparatus Is provided with a frame that is installed above the construction object and a lift-up mechanism that raises the frame by taking a reaction force on the column capitals of the existing main pillars.

a) At the time of construction, the frame is supported by the main beams rather than the capitals of the main pillars of the existing building, so that a wide unbroken work space can be secured on the existing building, The members can be freely and quickly transported by the crane device. In addition, the permanent member can be directly joined to the building, and the work can be performed at a plurality of locations in parallel. Thus, the construction can be performed in the work environment with few restrictions, and the work process of the building in the work space can be remarkably reduced.

b) The structure of the frame and the lift-up mechanism are not affected by the scale of the building and the number of main pillars, and may be of the minimum necessary size to perform each function. Or, the automation of lift-up work and construction can be promoted.

[Brief description of the drawings]

1 to 6 show an embodiment of the present invention.
FIG. 1 is a perspective view of a construction apparatus according to the present invention, FIGS. 2 and 3 are a plan view and a front view of a hinge type guide, and FIG.
FIG. 5 and FIG. 5 are a front view and a plan view of the lifting device, and FIG.
6 (a) to 6 (f) are construction procedure diagrams by the construction device of the present invention, and FIG. 7 is a construction diagram by a conventional construction device. 10 ... permanent pillar, 11 ... permanent beam, 12 ... crane device, 13 ... frame, 14 ... lift-up mechanism.

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Nobuhiro Okuyama 2-16-1, Kyobashi, Chuo-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Aiwa Aiwa 2-16-1, Kyobashi, Chuo-ku, Tokyo Shimizu Within Construction Co., Ltd. (72) Inventor Junichiro Maeda 2-16-1, Kyobashi, Chuo-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Yoichi Seki 2-16-1, Kyobashi, Chuo-ku, Tokyo Shimizu Construction Co., Ltd. (72) Inventor Tadashi Okano 2-6-1 Kyobashi, Chuo-ku, Tokyo Inside Shimizu Corporation (56) References JP-A-3-90769 (JP, A) JP-A-2-70845 (JP, A) JP-A-4-31578 (JP, A) JP-B-52-27446 (JP, B1)

Claims (1)

(57) [Claims] 1. A crane device for vertically and horizontally transporting members, a frame supported by an existing main beam and installing the crane device above a construction object, and a column head of the existing main column. A building construction apparatus, comprising: a lift-up mechanism that takes a reaction force and raises the frame.