JP3089587B2 - Unit construction method for ceiling construction - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a unit construction method in ceiling construction applied to general buildings, high-rise buildings, etc., and capable of integrating construction finishing work and equipment construction and streamlining ceiling construction.

[0002]

2. Description of the Related Art FIGS. 13 and 14 show an example of a conventional ceiling construction, FIG. 13 is a sectional view of a ceiling part, and FIG. 14 is a view showing an entire construction process of the ceiling construction. First, in step S1, the mold is inked, the insert 51 is driven and concrete is cast, then the mold is separated to construct the slab 52, and then the insert 51 is cleaned and the slab is inked. After performing the temporary scaffolding work, the suspension bolt 53 is connected to the insert 51.

Next, in step S2, a main thread 54 for air conditioning and a main water pipe 55 for sprinklers are supported by suspending bolts 53 with black thread for positioning, and a main trunk line 56 for lighting is suspended by the suspending bolts 53. Supported by Further, after suspending the ceiling base 57 by suspending bolts 53 with black ink thread, blackout is performed on the ceiling base 57 to reinforce the opening, and the opening of the ceiling base 57 is reinforced.
This opening is an opening for attaching the air-conditioning outlet 58, the lighting fixture 59, and the sprinkler 60. Next, in step S3, the connection duct 61 is attached to the air conditioning main duct 54, the air conditioning outlet port 58 is attached by the hanging bolt 53, and the sprinkler 60 is attached to the sprinkler main water pipe 55 via the connection pipe 62. Further, the connection wiring 63 is attached to the lighting main wiring 56, and the lighting fixture 59 is attached by the suspension bolt 53. Next, the ceiling finish plate 64 is attached, and finally the outlet cover, the sprinkler head,
Attach the lighting cover to complete.

[0004] Fig. 15 shows the construction process for each type of ceiling construction work. The construction work and the equipment work related to air conditioning, water piping and lighting are assigned to each work in accordance with the work order shown in Fig. 14. Meanwhile, the construction work is sequentially performed on the upper floor from the nth floor to the (n + 1) th floor.

[0005]

However, in the above-mentioned conventional ceiling work, as shown in FIG. 15, since the workman is different for each work, each work, that is, the work for each workman is intermittent in the same work section. Become. In the case of such an intermittent construction, if the work of a craftsman is less than the amount of work for one day, please do the construction together with other construction sections on the same day,
Or construction of other work area of the previous step is to wait for the advance-free for until the amount of work one day. Therefore, in the case of simultaneous work, there is a loss due to the preparation and the movement of the construction zone, and if you wait until the amount of work for one day, the schedule of the post-process will be hindered and the whole work will be delayed, and In the worst case, the problem arises that the worker may return for work for half a day.

Further, since all members related to the ceiling, the air conditioner, the sprinkler and the lighting are supported by the suspension bolts, the number of suspension bolts is increased, and the blackout work is required for each work step. and problem of complexity, poor working efficiency because it is most of the work upward work, has a problem that a bitter work.

The present invention solves the above-mentioned problem, and rationalizes ceiling work by integrating building finishing work and equipment work and performing work at the same time. It is an object of the present invention to provide a unitized construction method for ceiling work that can be planned.

[0008]

For this purpose, the unit construction method in the ceiling construction according to the present invention is arranged on the top floor of a building.
And each floor production system 2
Equipped with pay center 3 and construction management center 4, each floor
After each floor structure is produced by the production system,
The production system itself is raised, and the structures on the upper floors are sequentially
As production progresses and a floor structure is built,
This is a construction method of performing ceiling work on the floor, in which the ceiling is divided into a plurality of ceiling units 6, and a frame 10, a lighting device 11, an air conditioner 15,
16, 17 and fire extinguishing equipment 18 , 21 , 22
Supplying the ceiling unit 6 from the material supply center to the floor on which the ceiling is to be constructed using the transport equipment of the production system, producing the ceiling unit 6 from the component parts on the floor, 8, the step of transferring the ceiling unit to the mounting place, the step of engaging the sides of the existing ceiling unit with the transferred ceiling unit, and the step of
And the step of connecting lighting equipment, air conditioning equipment and fire extinguishing equipment of adjacent ceiling units, and the construction management center
While doing things at the same time, work on the upper floor sequentially
It is characterized in that each process is managed in a timely manner . In addition,
The numbers added to the above configuration are for comparison with the drawings for easy understanding, and do not limit the configuration of the present invention at all.

[0009]

In the present invention, all equipment such as lighting equipment, air conditioning equipment and fire extinguishing equipment are mounted on a ceiling unit in advance by a work flow, and the completed unit is transported to a mounting position by mechanical force to mount the unit. Finishing work and equipment work are integrated and integrated work, streamlining ceiling work, simplifying work and reducing work.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a conceptual diagram showing one embodiment of a unit construction method in ceiling work according to the present invention.

On the top floor of the high-rise building 1, a floor production system 2 is provided. Each floor production system 2 carries various building materials such as columns, beams, PC panels, etc. from the ground, assembles them to produce each floor structure, and then raises each floor production system 2 itself by hydraulic pressure, sequentially. This is a system that produces structures on upper floors. When a structure on a certain floor is constructed, ceiling work is then performed on that floor.

The ceiling construction system includes a material supply center 3 and a construction management center 4 provided on the ground floor, an unmanned material transport vehicle 5 arranged on the floor on which the ceiling is to be constructed,
It comprises a worktable 7 for producing the ceiling unit 6 and a unit mounting transport vehicle 8 for transporting and mounting the ceiling unit 6 to a mounting location. In the material supply center 3, materials collected by a regular container service circulating between manufacturers at a central material supply center located outside the site, and materials transported by a container service mixed with various materials circulating on a plurality of sites are collected. After receiving the materials, the materials are sorted according to the construction site, loaded on the transport pallet,
Is transported to the designated floor by the transport facility. The construction management center 4 manages the finishing state of the ceiling in order to synchronize the frame manufacturing process, each floor process, materials, and loading into the site on a plurality of floors on which the ceiling is constructed, and manages the finishing state of the ceiling. And the production of the ceiling unit 6 in the worktable 7.
When the ceiling 9 of the floor is completed, the unmanned material transport vehicle 5, the workbench 7, and the unit mounting transport vehicle 8 are moved to a floor where no ceiling is provided.

FIG. 2 is a perspective view showing an example of the ceiling unit 6. The ceiling unit 6 is designed to have a size that can be transported by a unit mounting carrier 8, and a frame 10 has lighting equipment and a fire detector. And electrical equipment such as speakers, air conditioning equipment and fire extinguishing equipment. That is, the four lighting fixtures 11 and the wirings 12 are attached to the rectangular frame 10, and the mounting hardware 13,
An air conditioning main duct 15 is attached by a fixed band 14, and the air conditioning connection duct 1 is attached to the air conditioning main duct 15.
The outlet 17 is connected via 6. The main water pipe 18 for the sprinkler is provided on the frame 10 with mounting hardware 19.
And the sprinkler 21 is attached to the lighting fixture 11 by the support member 20.
Is connected to the main water pipe 18 via the connection pipe 22. A ceiling plate 23 is attached to the lower surface of the frame 10. The frame 10 has a bolt hole 29 to be described later.
a, a locking flange 30 and a fitting flange 31 are formed.

FIG. 3 is a schematic diagram showing an arrangement example of the ceiling unit 6, and FIG. 4 is a schematic diagram for explaining the types of the ceiling unit 6. FIG. 3 shows an air supply duct for air conditioning on the ceiling 9,
FIG. 4 shows a state in which a return air duct, a sprinkler pipe, and electric wiring are provided. For example, when the ceiling 9 is divided into a matrix of 5 columns and 3 rows and divided into a total of 15 ceiling units 6, as shown in FIG. Units with all air conditioning ducts, lighting fixtures and sprinklers, some units,
It is standardized to eight types of ceiling units 6, such as a unit with only a ceiling plate. Therefore, by producing ceiling units 6 standardized into several types, the ceiling units 9 can be combined and produced.
Can be produced.

FIG. 5 is a flow chart for producing the ceiling unit 6. In the construction management center 4, the construction drawing CAD is selected based on the process management information, and the construction drawing CAD information is transmitted as input data to the automatic machine 25 arranged in each process, and based on the construction drawing CAD. An information card is issued and transmitted to the material supply center 3 and each process.

In the information card, a unique number indicating the number of floors, the number of columns, and the number of rows of the ceiling unit 6 and the type of the unit described with reference to FIG. 3 sorts each component group for each ceiling unit based on the data of the information card,
Transport to When the worker supplies various parts to the process based on the operation procedure of the information card, the frame is manufactured by an automatic machine such as a welding robot or an NC machine, and mounting holes for various parts are formed on the frame, and the mounting is performed. The hardware is fixed. Then, various parts are attached to the frame by a flow operation based on instructions of the information card, and the ceiling unit 6 is produced. Problems in each process
It is fed back to the process management information. The used information card is returned to the construction management center 4 and used as construction progress data.

FIGS. 6 and 7 show an embodiment of a unit construction method in ceiling construction including production and installation of a ceiling unit according to the present invention. FIG. 6 is a plan view and FIG. 7 is a perspective view. The figure shows an unmanned material transport vehicle 5, a work table 7 for producing the ceiling unit 6, a unit mounting transport vehicle 8 for transporting and mounting the ceiling unit 6, an automatic machine 25, and a material temporary storage space 26. Have been. The unit mounting transport vehicle 8 has an XY lifting stage 27 for positioning.
The worker 28 places the ceiling unit 6 on the XY lifting stage 27, transports it to the mounting position, mounts the unit on the ceiling, and builds the ceiling 9.

FIGS. 8, 9 and 10 are views for explaining a method of mounting the ceiling unit. FIG. 8 is an overall plan view of the mounting portion, and FIG. 9 shows a state before the ceiling unit is mounted. It is an enlarged view, FIG. A is sectional drawing seen from the arrow direction along the AA point of FIG. B, FIG. B is a top view, FIG. 10 is an enlarged view showing the state after the ceiling unit is attached. A is figure B
2B is a cross-sectional view taken along the line AA in FIG.

FIG. 8 shows four ceiling units 6a, 6b, 6
The state which attaches c and 6d is shown. The ceiling units 6a, 6b, 6c are already assembled and are suspended by suspension bolts 29. A locking flange 30 and a fitting flange 31 are formed around the frame 10 of each ceiling unit. The locking flange 30 is formed continuously over two sides of the frame 10, a bolt hole 29 a is formed in one corner, and the fitting flange 31 of the frame 10 is opposed to the locking flange 30. It is formed over two sides, and the corners are cut out. The ceiling unit 6d to be mounted is inserted into the two sides of the existing ceiling units 6a and 6c by the engagement of the locking flange 30 and the fitting flange 31 as shown by arrows in the drawing. A bolt hole 29a provided at one corner of each ceiling unit has a suspension bolt 29
And one ceiling unit is supported by one suspension bolt 29. However, at the ceiling end, all sides of the unit are fixed.

As shown in FIG. 9, the locking flange 30 has a locking piece 30a, and the fitting flange 31 has a fitting piece 31a with which the locking piece 30a is engaged. A certain ceiling unit 6b is provided with a suspension bolt 29 and a bolt hole 29.
a and is fixed by a nut 29b. By engaging the locking piece 30a with the fitting piece 31a in this state, each ceiling unit is attached and supported as shown in FIG. The locking piece 30a or the fitting piece 3
By providing a slip-in member 32 such as a spring on 1a, backward movement after insertion may be prevented.

According to the above mounting method, the number of suspension bolts 29 is one per ceiling unit except for the end of the ceiling.
And the number of locking flanges 30 is greatly reduced.
In addition, since the contact surface of the fitting flange 31 is a so-called ruler, the level adjustment of the ceiling unit can be performed simply by adjusting the height of the suspension bolt 29 and the operation is simplified.

FIG. 11 is an overall flow chart of the unit construction method in the ceiling construction according to the present invention. First, in step S1, the formwork was inked, an insert was poured and concrete was cast, then the formwork was separated to construct a slab, and then the insert was cleaned and the slab was inked. Then, a suspension bolt is connected to the insert. Next, in step S2, the ceiling unit 6 is produced on the worktable 7 described with reference to FIG. That is, while the frame 10 shown in FIG. 2 is manufactured, mounting holes for various components are made on the frame 10 and the mounting hardware 19 is fixed. The frame 10 includes a lighting device 11, a fire detector,
Speakers and the like are mounted, and a sprinkler 21, an air outlet 17, a cover, and the like are mounted on the frame 10, an air conditioning main duct 15 is mounted by mounting hardware 13 and a fixing band 14, and wiring between the lighting fixtures 11 is provided. Connected. Further, a sprinkler main water pipe 18 and an air conditioning main duct 15 are attached, and an air outlet 17 is connected to the air conditioning main duct 15 via an air conditioning connection duct 16. The sprinkler 21 is connected to a main pipe via a connection pipe 22. Connected to water pipe 18. Finally, a ceiling plate 23 is attached to the lower surface of the frame 10.

The ceiling unit 6 thus produced
In step S3, is transported to the mounting location by the XY lifting stage 27 of the unit mounting transport vehicle 8, and the ceiling unit is mounted by the method described above. Finally, wiring of the unit air conditioning main duct 15, the sprinkler main water pipe 18, and the lighting equipment 11 between the adjacent ceiling units is performed. Connection of these ducts, pipes, and wires is performed manually using a well-known connection device.

FIG. 12 shows a construction process in the ceiling construction according to the present invention, in which n ceiling units are sequentially attached by the same occupation worker, and from the nth floor to the (n + 1) th floor , n +
While simultaneously constructing ceiling work on multiple floors to the second floor
So that the construction work is done to al sequentially upward floor. Therefore, there is no waiting time for the work, the efficiency of the whole work can be improved, and the cycle time can be shortened. Since the simple work and the light work of the above are performed, and most of the work is performed downward or sideways, it is possible to significantly reduce the troublesome work due to the conventional upward work.

[0025]

As is apparent from the above description, according to the present invention, a ceiling work in which a ceiling is divided into a plurality of ceiling units and the ceiling units are assembled, wherein the components of the ceiling units are installed on the floor. And a step of producing a ceiling unit by attaching lighting equipment, air conditioning equipment and fire extinguishing equipment to the frame on the floor, and a step of transporting the ceiling unit to a mounting location by a unit mounting carrier, Engaging the sides of the existing ceiling unit and the transported ceiling unit, supporting the transported ceiling unit with hanging bolts, lighting equipment, air conditioning equipment and fire extinguishing of the adjacent ceiling unit In order to build the ceiling through the process of connecting the equipment, the building finishing work and equipment By streamlining the ceiling construction, it is possible to achieve a simple labor of a light work of the construction work at the same time. Further, the following effects can be obtained.

Reduction of lead time Since late work and defective work become apparent,
Synchronization of the delayed process can be easily achieved, the waiting time of the work can be eliminated, the efficiency of the entire work can be improved, and the lead time can be shortened. In addition, it becomes easy to prevent the recurrence of the defect.

Simplification of Work and Reduction of Difficult Work Most of the production of ceiling units is downward work, and upward work, which is troublesome work, can be greatly reduced. In addition, since it is not necessary to understand the entire construction drawing and follow the instructions on the information card for each unit, the work can be performed without a professional. In addition, since various parts are positioned and mounted on the frame by an automatic machine such as a welding robot or an NC machine, it is not necessary to perform the blacking-out work and the reinforcement of the opening, which are conventionally performed. Further, since various components are mounted on the ceiling unit, the number of suspension bolts can be significantly reduced, and the labor for mounting can be saved.

The multi-skilled work Each work is adjacent by the integration of the installation work and the flow work,
Since it is possible for workers to take charge of a plurality of processes at the same time, load leveling of all processes and introduction of multi-skilled workers can be achieved.

Effects of Using Information Cards All construction information (building system,
The information card is unified into the information card, and the information card is issued immediately before the frame is manufactured. Therefore, the information card can always be constructed with the latest and consistent information. There is no return. In addition, since the assembly information is attached to the assembly parts, the operator only has to follow the instructions each time, and it is not necessary to have the construction drawing as in the related art. Accordingly, since the drawings are not provided to all the end contractors, the drawings can be easily changed. Further, since the construction progress can be grasped by collecting the information card, it is not necessary to constantly go around the site as in the related art.

[Brief description of the drawings]

FIG. 1 is a diagram showing a unit construction method for ceiling work according to the present invention;
Conceptual diagram showing an embodiment

FIG. 2 is a perspective view showing an example of a ceiling unit of the present invention.

FIG. 3 is a schematic view showing an example of arrangement of ceiling units according to the present invention.

FIG. 4 is a schematic diagram for explaining types of ceiling units according to the present invention.

FIG. 5 is a flowchart for producing a ceiling unit according to the present invention.

FIG. 6 is a diagram showing a unit construction method in ceiling construction according to the present invention;
Plan view showing an embodiment

FIG. 7 is a perspective view of FIG. 6;

FIG. 8 is an overall plan view of a mounting portion for explaining a method of mounting the ceiling unit.

9 is an enlarged view showing a state before the ceiling unit is attached, FIG. 9A is a cross-sectional view taken along the line AA in FIG.

10 is an enlarged view showing a state after the ceiling unit is mounted, FIG. A is a sectional view taken along the line AA in FIG. B and viewed from the direction of the arrow, and FIG.

FIG. 11 is an overall flowchart of the unitization method in the ceiling work according to the present invention.

FIG. 12 is a view showing a construction process in the ceiling construction according to the present invention.

FIG. 13 is a sectional view of a conventional ceiling portion.

FIG. 14 is a diagram showing the entire construction process of a conventional ceiling construction.

FIG. 15 is a diagram showing a construction process of each type of a conventional ceiling construction job.

[Explanation of symbols]

3 ... Material supply center, 4 ... Construction management center, 5 ... Unmanned material transport vehicle 6 ... Ceiling unit, 7 ... Work table, 8 ... Unit mounting transport vehicle, 10 ... Frame 11 ... Lighting equipment, 12 ... Wiring, 13, 19 mounting hardware 15 air conditioning main duct 16 air conditioning connection duct
17 ... Outlet 18 ... Main water pipe for sprinkler, 21 ... Sprinkler 22 ... Connection pipe, 23 ... Ceiling panel

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Takashi Fukumura 1-3-2 Shibaura, Minato-ku, Tokyo Shimizu Corporation (72) Inventor Kenji Nakamura 1-2-3 Shibaura, Minato-ku, Tokyo Shimizu (56) References JP-A-53-90616 (JP, A) JP-A-54-31915 (JP, A) JP-A-3-96560 (JP, A) JP-A-52-131631 (JP) JP, A) Hikaru 2-101419 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) E04B 5/52

Claims (3)

(57) [Claims] 1. A floor production system arranged on the top floor of a building.
And material supply centers and installations on the ground floor
Equipped with a management center, each floor is controlled by a production system
-After production of the structure, the floor production system itself is raised.
And sequentially produce structures on the upper floor,
Once the structure is constructed, ceiling construction will be performed on that floor.
In this method, the ceiling is divided into multiple ceiling units, and the components of the ceiling units, such as frames, lighting equipment, air conditioning equipment, and fire extinguishing equipment, are supplied using the transport equipment of each floor production system.
A step of supplying a ceiling unit from a center to a floor on which a ceiling is to be constructed, a step of producing a ceiling unit from the component parts on the floor, a step of transporting the ceiling unit to a mounting location by a unit mounting carrier, and an existing ceiling A step of engaging the sides of the unit and the transported ceiling unit with each other; a step of supporting the transported ceiling unit with hanging bolts; and connecting lighting equipment, air conditioning equipment and fire extinguishing equipment of the adjacent ceiling unit. The construction management center performs ceiling work on a plurality of floors.
Work on the upper floor sequentially while working simultaneously
A unit construction method in ceiling construction, characterized by managing each process as described above . 2. The method according to claim 1, wherein the arrangement of lighting equipment, air conditioning equipment and fire extinguishing equipment of the ceiling unit is standardized. 3. The unit construction method according to claim 2, wherein an information card indicating a type of standardization and a mounting position is attached to the ceiling unit.