JP2709091B2 - Manufacturing and stocking method of unit floor - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial application field) The present invention relates to a method of manufacturing a unit floor in a narrow site when a high-rise building is constructed, a stocking method, and an apparatus therefor.

(Conventional technology) As part of conventional steelwork,
In some cases, unit floor construction methods have been adopted, including the construction of girders, equipment construction, and reinforcement work.

In this case, the unit slab manufactured in the manufacturing yard is horizontally stocked in the stock yard and is sequentially built at the permanent position.

(Problems to be Solved by the Invention) However, when the unit floor method is adopted, a considerable area is required for the production of the unit slab and the horizontal stock area. Unless a stockyard can be secured, the unit floor method is difficult to adopt.

The present invention has been proposed in view of the problems of the prior art described above, and its object is to form a three-dimensional stockyard in the flow of a unit floor manufacturing process that requires a work area, and to stack even in a narrow urban area. An object of the present invention is to provide a unit floor manufacturing and stocking method and apparatus which enable the construction method.

(Means for Solving the Problems) In order to achieve the above object, a method of manufacturing and stocking a unit floor according to the present invention is directed to a unit in which a load support member is mounted at a gantry end at an end of a gantry in a production yard. A slab production platform is mounted on a self-propelled trolley, a unit slab is manufactured on the gantry, and then the self-propelled trolley is moved to a stockyard adjacent to the production yard, and is installed in the stockyard, and each corner pillar has a respective one. The gantry support bracket is located directly below the three-dimensional support frame arranged in multiple stages,
After attaching the equipment pipe to the unit slab, the gantry supporting the unit slab is moved vertically, a load supporting member is protruded from an end of the gantry, and is supported on the gantry supporting bracket. Is repeated so that the gantry on which the unit slab is mounted is three-dimensionally stocked.

In order to effectively carry out the above-mentioned method, the unit floor manufacturing and stocking device according to the present invention is laid across the stock yard of the unit slab and the stock yard of the unit slab adjacent to the manufacturing yard. A self-propelled carriage that moves on a rail that has been moved, a unit slab production platform that is mounted on the self-propelled carriage, and a load receiving member is mounted at the end so that it can move in and out, and a multi-stage is installed on each corner post installed on the stockyard. It comprises a support bracket for the load receiving member arranged in a formula and a three-dimensional support frame provided with a lifting device for the unit slab production stand.

(Operation) Since the present invention is configured as described above, a unit slab production gantry is mounted on a traveling vehicle in a production yard, a unit slab is produced on the gantry, and the self-propelled vehicle is placed adjacent to the production yard. To the stock yard to be installed, and positioned immediately below the three-dimensional support frame installed in the stock yard, and install equipment piping to the unit slab.

Next, with the unit slab, which has been manufactured as described above, mounted thereon, the unit slab manufacturing base is vertically moved, and is moved to the required level of the base support bracket in the corner post of the three-dimensional support frame, and the base end The load supporting member is advanced from the portion, and the member is mounted on the bracket, thereby supporting the unit slab production stand together with the unit slab on the three-dimensional frame.

By repeating the above steps sequentially, the unit slab base on which the unit slab is mounted is stocked in a multi-stage manner on the three-dimensional frame, and the required books are sequentially read from the upper unit slab in accordance with the construction order. It is carried into the setting position.

(Example) Hereinafter, the present invention will be described with reference to an illustrated example.

(A) is a production yard, (B) is a stockyard provided adjacent to the production yard (A), and a rail (1) is laid across the two yards, and runs on the rail (1) by itself. The cart (2) is mounted.

The self-propelled carriage (2) includes a traveling device (4) on which wheels (3) driven by an electric motor are mounted, not shown, and a unit slab production stand is provided between upper portions of the traveling device (4). A receiving beam (6) for supporting (5) is suspended.

The unit slab production stand (5) is constructed by connecting a pair of left and right H-shaped steel side frame members (7) extending parallel to the rail (1) with an H-shaped steel horizontal member (8), At the end of the side frame member (7), a pair of right and left grooved steel load weight members (9) are slidably fitted so as to be able to come and go.

In the drawing, (10) is a vertical piece for guiding the load supporting member (9) disposed at a predetermined interval between outer edges of the upper and lower flanges of the side frame member (7), and (11) is a pair of right and left same. The connecting piece (12) of the load supporting member (9) is configured such that a lifting wire rope (13) is connected thereto by a lifting ring disposed on the side frame member (7).

Further, in the production yard (A), a traveling crane (1) traveling on a rail (14) laid in parallel with the rail (1).
5) is arranged, and the crane (15) is used to transport the unit slab working materials.

(16) is the track entering and leaving the production yard (A), (1)
7) is a stockyard of small beams provided in the production yard (A).

A three-dimensional support frame (C) is installed in the stockyard (B), and a pair of opposed H-shaped steel columns (18) and (18 ') are latticed (19) at the four corners of the frame (C). The pillar (18) is connected with the horizontal member (20) and the bracing (21) between the columns facing the front, rear, right and left, and the stock (B) center side of the pillar (18) is connected. Support brackets (22) are disposed at predetermined intervals in the vertical direction on the flange surface directed to the vertical direction, and the lifting device (23) for the lifting wire rope (13) is provided on the top horizontal member. Is suspended.

The unit slab working material is carried into the stockyard (A), and the steel beam (a) and the deck plate (b) are placed on the unit slab manufacturing stand (5) mounted on the self-propelled carriage (2). Is assembled, a stud bolt (not shown) is hit on the deck plate, a reinforcing bar (not shown) is provided, an electric pipe is attached, a unit slab (S) is assembled, concrete is poured, and concrete is poured. After the concrete has developed some strength, the self-propelled trolley (2) is connected to the rail (1).
It moves upward and is positioned directly below the three-dimensional support frame (C) in the stockyard (B), and is supported by a lifting / lowering device (23) on a platform support platform at the lowest lifting stage. Attach the equipment duct sanitary piping to). After installation, lift to a predetermined position,
It is supported by a predetermined gantry support bracket. The self-propelled carriage (2) moves to the production yard, and performs the next unit slab production while installing the equipment duct and sanitary piping.

Thereafter, the lifting device (2) of the three-dimensional support frame (C) is used.
3), the hanging wire rope (13) is lifted, and the unit slab production stand (5) is lifted to a predetermined position together with the unit slab (S).
The load support member (9) is pulled out from the side frame member (7) and is supported on a gantry support bracket (22) protruding from the column member (8) in the three-dimensional support frame (C).

Thereafter, the same operation as above is repeated, and the unit slab stand (5) and the unit slab (S) are stocked in a multi-stage manner on the three-dimensional support frame (C), and the unit slab (S) is sequentially placed in a permanent position by a crane or the like. Hang it on.

(Effect of the Invention) In the present invention, as described above, the production yard and the stockyard are arranged adjacent to each other, and a self-propelled bogie that moves between the two is provided, and the unit slab is mounted on the self-propelled bogie in the production yard. While installing a production stand,
After manufacturing a unit slab on the same gantry, the self-propelled trolley was placed in a stockyard, and the gantry supporting bracket was positioned directly below a three-dimensional support frame in which a plurality of gantry supporting brackets were arranged in a corner post. After the installation piping is attached, the gantry is moved vertically while the unit slab is mounted, and the load supporting member mounted to be able to freely move in and out of the gantry is protruded, so that the gantry is supported on the gantry supporting bracket in the three-dimensional support frame. The unit slab is supported in a multi-stage manner on the stockyard by repeating the same steps as described above.

As described above, according to the present invention, the stockyard is made three-dimensional, so that the horizontal stock area of the stockyard is greatly reduced, so that a large number of unit slabs can be stocked, and the unit slabs are manufactured according to the construction order. Thus, the laminating method can be effectively performed even in a narrow site such as an urban area.

According to a second aspect of the present invention, a unit slab production yard and a stockyard are provided adjacent to each other, and a load receiving member is mounted on a self-propelled vehicle that moves on a rail laid across the two yards so that the load receiving member can come and go from the end. The unit slab production rack is mounted, and the stockyard is provided with a support bracket for the load receiving member arranged in a multi-stage manner in a corner post, and provided with a lifting device for the unit slab production frame. By providing a three-dimensional support frame, the above method can be effectively performed.

[Brief description of the drawings]

FIG. 1 is a plan view showing an embodiment of a unit floor manufacturing apparatus according to the present invention, FIG. 2 is a side view thereof, and FIGS. 3 and 4 and FIG. III-III diagram and arrow view
FIG. 6 is a side view of the self-propelled vehicle, FIG. 7 is a side view thereof, FIG. 8 is a plan view showing a corner of a three-dimensional support frame in the stockyard, FIG. 9 is a side view thereof, and FIG. 10 is a front view showing an end face of a side frame member in the unit slab production stand. (A) ... production yard, (B) ... stockyard, (C) ... three-dimensional support frame, (1) ... rail, (2) ... self-propelled vehicle, (5) ... unit slab production frame, (7) ... side frame material, (9) ... load supporting member, (13) ... wire rope for lifting, (18) ... pillar material, (22) ... support bracket, (23) ... lifting Wire rope lifting equipment.

 ──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Tokuichiro Yamada 6083-7 Furuyagami, Kawagoe-shi, Saitama Kawagoe Green Park M-2 105 (56) References JP-A-51-116027 (JP, A) JP-A-61 −270437 (JP, A) JP-A-49-88318 (JP, A)

Claims (2)

(57) [Claims] In a production yard, a unit slab production base on which a load supporting member is mounted at the end of the base so as to be freely retractable is mounted on a self-propelled carriage, and a unit slab is manufactured on the base. Move the self-propelled carriage to the stockyard adjacent to the production yard, and set up in the stockyard,
In addition, the gantry supporting brackets are positioned directly below the three-dimensional support frame in which each of the corner pillars is arranged in a multi-stage manner.After the equipment piping is attached to the unit slab, the gantry supporting the unit slab is vertically moved. A load supporting member is protruded from the end of the gantry to be supported on the gantry support bracket, and the above-described steps are sequentially repeated to three-dimensionally stock the gantry on which the unit slab is mounted. Floor manufacturing, stocking method. 2. A unit slab production yard, a stock yard of the unit slab adjacent to the unit slab, a self-propelled truck moving on rails laid across the two yards, and mounted on the self-propelled truck. A unit slab production base having a load receiving member mounted on the end so as to be freely retractable, a support bracket for the load receiving member installed in the stockyard and arranged in each corner column in a multi-stage manner, and the unit slab production base 3. A unit floor manufacturing and stocking device comprising a three-dimensional support frame having a lifting device.