JPH0782893A - All weather type building method - Google Patents

Abstract

PURPOSE:To promote construction from a lower layer to an upper layer so as to construct a building by field preassembling construction of each story, elevating it together with a drive story, and repeating half-up and real fixing. CONSTITUTION:A first story 4 above the ground is constructed on the ground level by field preassembling, hung with a drive story 1, and half-up of the first story 4 above the ground is performed together with drive story 1 with a jack device 5 up to the height suitable for executing an equipment work in a ceiling on the ground level After completing the equipment work, the first story 4 above the ground 4 is elevated again with the drive story 1 up to the position of the first story above the ground and really fixed to a main setting pillar 3. The main setting pillar 3 is added, the drive story 1 is further elevated with the jack device 5, next upper story 4 is field preassembled on the main setting floor 4' of the first story above the ground, half-up of the next upper story 4 is performed and the equipment work in the ceiling is performed, and then the process of real fixing to the construction position is repeated. Hence, equipment and manhour can be reduced, because half-up to the execution story 4 with the drive story 1 and elevation to the construction position is performed wit one sort of jack device 5.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention constructs the uppermost floor (driving floor) and the next lower floor of a building at the ground level first, and then successively raises them along the main pillars while constructing each floor. A construction method that builds a building that maintains an all-weather working environment by raising the building together with the driving floor, repeating half-up and main fixing, and proceeding from the lower layer to the upper layer. It is also called the construction method.) Furthermore, it is the Japanese Patent Application No. 4-484 of the prior application.
No. 52 and Japanese Patent Application No. 5-144750 and the improvement of the construction method described in the drawings.

[0002]

2. Description of the Related Art Recently, an all-weather construction method which is less affected by weather conditions has been developed in many ways. The invention of the all-weather construction method described in the specification of Japanese Patent Application No. 4-48452 and the drawings of the prior application is one of them. To briefly explain the procedure of the construction method, first, a drive floor that rises along the main installation pillar is constructed, an overhead traveling type circle crane is installed on the lower surface of the drive floor, and the drive floor is raised in advance. Next, below the driving floor, the above-mentioned circle crane is used to construct a one-floor floor above ground as an earthwork. Continuing on, the first floor above the ground is half the height equivalent to the worker's height,
At the half-up position, the above-ground floor is completed, and finishing work such as fireproof coating and duct laying and equipment work are performed. After that, the first floor above the ground is further raised to the first floor position and is permanently fixed to the main pillar at that position.
Next, the next upper floor is constructed as a ground structure on the first floor above the ground. After that, the main pillars were added and the drive floor was raised, and each floor was constructed as a ground work on the next lower floor in sequence, and the process of half-up, raising to the construction position and permanent fixing was repeated. Finally, the driving floor will be used as the top floor of the building.

The all-weather construction method described in the specification of Japanese Patent Application No. 5-144750 and the drawings is basically the same construction method. This is the content of implementing the type construction method.

[0004]

The above-mentioned all-weather construction method of the prior application requires two types of jack devices in order to perform the driving floor raising process and the construction floor raising process. One is the main jack device that raises the driving floor to raise the construction floor, and the second is a secondary jack that temporarily fixes the driving floor. For this reason, the number of equipments is increased, the operation procedure is also performed twice, and the number of steps is also increased.

Therefore, an object of the present invention is to provide an all-weather construction method which can be constructed with only one type of jack device and which can reduce the number of equipment and processes.

[0006]

As means for solving the above-mentioned problems of the prior art, the all-weather construction method according to the present invention constructs a drive floor 1 by groundwork at the ground level, and the drive floor 1 Is the main installation pillar 3 by the jack device 5.
Along the line to the position above the construction floor, and at the ground level, constructing the ground floor 1 by groundwork, suspending the ground floor 1 on the driving floor 1, and using the jack device. 5 the above-mentioned driving floor 1 and the above-ground floor 4
Half up to a height suitable for performing equipment work in the ceiling at the ground level, and after the end of the equipment work, the ground floor 1 is again the jack device 5
And the driving floor 1 to the first floor above the ground to permanently fix it to the permanent pillar 3 as the permanent floor, and after the permanent pillar 3 is added and the driving floor 1 is further raised by the jack device 5, The next upper floor 4 above the permanent floor 4'of the first floor
Then, the upper floor 4 is half-up with the driving floor 1 by the jack device 5 to perform the equipment construction in the ceiling, and then it is raised to the construction position and permanently fixed to the main installation pillar 3. And a step of repeating the process.

In the all-weather construction method according to the second invention, the structure of the main part is common to the first invention, but not only the drive floor 1 but also the next lower floor 2 is sequentially grounded at the ground level. The driving floor 1 and the next lower floor 2 are integrally connected by a stroke column 6 of a jack device 5 that is constructed and moves up and down along the main installation column 3, and the driving floor 1 and the next lower floor 2 are jack devices 5. To raise it to a position above the construction floor along the main installation pillar 3 and construct a ground floor 1 floor 4 by groundwork at the ground level, and place the ground floor 1 below the next lower floor 2. By suspending, the jack device 5 causes the driving floor 1 and the next lower floor 2 as well as the first floor 4 above the ground to half-up to a height suitable for performing the equipment work in the ceiling at the ground level. After the completion, the above-mentioned first floor 4 is again provided with the jack device 5. More driving floor 1, with the following under floor 2 raised to first floor position, respectively and performing the fixed as the 設床 to this 設柱 3.

[0008]

The driving floor 1 is always raised in advance by the jacking device 5 and is used as a roof substitute for a construction workshop, so that an all-weather workshop environment can be secured. The ground floor 4 and the respective construction floors, the driving floor 1 (and the next lower floor 2), and the jack device 5
It is lifted up by half, and firstly, half-up is done and equipment work in the ceiling is done without the work of high places without scaffolding. Therefore,
Only one type of jack device 5 is required, and it is possible to reduce equipment and processes.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show the stage where the construction of the permanent floor 4'up to the Nth floor of the building is completed, and the steel frame of the next upper floor (N + 1 floor) 4 is grounded on the permanent floor 4'of the Nth floor. It shows a state of being constructed as an assembly work. Reference numeral 7 in FIG. 1 is a drive floor 1
It is a crane used for erection of the main pillar 3 or carrying in materials such as steel frames. The slide crane 8 is installed on the ceiling part of the next lower floor 2 provided immediately below the drive floor 1, and is constructed on the main floor 4'of the Nth floor. Used for work.
The drive floor 1 and the next lower floor 2 are connected to the upper and lower sides of a stroke column 6 of a jack device 5 that moves up and down along a main column 3.

By the way, by the time the construction stage of FIG. 1 is reached, first the drive floor 1 is constructed as a ground structure at the ground level,
After raising the driving floor 1, the next lower floor 2 is also constructed as a ground structure at the ground level, and the stroke column 6 of the jack device 5 that moves up and down along the main building column 3 is used as an intermediary to drive the floor 1. Next lower floor 2 and upper and lower are integrally connected. After that, the driving floor 1 and the next lower floor 2 are lifted up by the jack device 5 along the main installation pillar 3 to a position above the construction position of the construction floor 4 (position on the first floor above ground). By the way, in the illustrated jack device 5, by fixing the jack body 5a to the reaction force receiver (projection or hole) 12 of the main installation pillar 3, the stroke pillar 6 is raised (or lowered) in a state where a reaction force is taken, After raising the effective length of the stroke pillar 6, this time, the reaction force means 13 previously installed on the drive floor 1 is applied to the main pillar 3 to drive the drive floor 1 to take a reaction force, and then the jack. It is configured and operated to raise the device 5 itself along the main pole 3 to a position just below the drive floor 1 (see FIGS. 2 and 3A).

On the other hand, at the ground level again, a steel frame on the first floor above the ground is constructed as an assembling work, and this is suspended below the next lower floor 2 by a suspender 10 made of steel or the like. Then, the first floor above the ground, together with the driving floor 1 and the next lower floor 2, are jacked up to a height corresponding to the height of the worker at the ground level by a jack device 5, and the ceiling portion is installed.
After that, the first floor above the ground is raised again together with the driving floor 1 and the next lower floor 2, and is permanently fixed to the main pillar 3 at the position of the first floor above the ground. Next, the construction of the next upper floor is performed on the above-mentioned first floor as groundwork work, and this is hung under the next lower floor 2 by the hanger 10, and the jack device 5 works to half-up. Repeat the book fixing. In this way, in FIGS. 1 and 2, the gantry 11 is installed on the N-th floor permanent floor 4 ', and the N + 1 floor (construction floor) 4 is constructed on it as a ground work.
Specifically, for example, a PC plate or a deck plate for driving equipment is attached to the floor steel frame. All floor assembly work is done at the floor level without scaffolding, and work at height does not occur.

Next, FIG. 3A shows that the N + 1 floor 4 constructed on the Nth floor main pillar 4'as described above is hung below the next upper floor 2 by the hanger 10 and driven by the jack device 5. Half-up the N + 1 floor 4 together with the 1st floor and the next lower floor 2 to a height suitable for performing ceiling installation work at the floor level of the Nth floor.
About N + 1 floor 4 N + 1 is a floor worker without standing work on a floor without a scaffold.
It shows the stage where the ceiling equipment piping work of the floor is done.

FIG. 3B shows that, after the above-mentioned ceiling installation work is completed, the N + 1 floor 4 is again raised to the N + 1 floor position together with the driving floor 1 and the next lower floor 2 by the jack device 5, and is permanently fixed to the main installation pillar 3. And the next lower floor 2 with the hanger 10
The connection between the driving floor 1 and the next lower floor 2 is appropriately raised by the jack device 5, and the construction of the next upper floor (N + 2 floor) on the N + 1 floor is started as a foundation. Shows.

After that, the main pillars 3 are replenished, half-up of the next upper floor (N + 2nd floor), ceiling facility construction, re-elevation and permanent fixing are sequentially repeated to proceed with the construction of each floor.
In any case, the jack device 5 only works to raise the driving floor 1 and the next lower floor 2 step by step, and the raising step of the driving floor 1 and the next lower floor 2 together with the half-up of the construction floor and the construction position. Since the re-elevation is carried out in combination, only one type of jack device 5 is required, and the process can be omitted.

The jack device 5 of the illustrated embodiment is
Since the stroke columns 6 are used in combination, the upper and lower stroke columns 6 are fixed and stabilized, so that the next lower floor 2 is provided immediately below the drive floor 1 and is connected to the upper and lower sides of the stroke columns 6, respectively. Although it has a two-layer structure, it is not limited to this example. For example, it is carried out directly on the driving floor 1 or in the construction of a single-layer structure in which the construction floor is hung by a suspender under the stroke column 6, or is described in Japanese Patent Application No. 5-5255 and the drawings. It is also possible to carry out the construction in which the driving floor 1 is raised by using such a combined jacking device for pushing up and lifting, that is, the driving floor is composed of only one layer, and the construction floor is directly hung under the driving floor to construct the construction floor. The hanging method can be used in exactly the same manner. Further, the stroke pillars 6 are not limited to the structure in which two stroke pillars 6 are provided on the left and right sides of the main installation pillar 3, and it is also possible to implement the structure with only one stroke pillar or three or more stroke pillars.

[0016]

In the all-weather construction method according to the present invention, since only one kind of jack device 5 is used, the driving floor 1 is raised and the construction floor 4 is half-up and re-raised to the construction position. In addition, it is possible to reduce the number of equipment and processes, which in turn contributes to cost reduction and construction period reduction.

[Brief description of drawings]

FIG. 1 is a schematic view of construction of an all-weather construction method of the present invention.

FIG. 2 is a front view showing a ground floor structure of a construction floor.

FIG. 3A is a front view showing a half-up state of a construction floor, and B is a front view showing a state in which the construction floor is permanently fixed and the driving floor and the next lower floor are raised.

[Explanation of symbols]

 1 Driving floor 2nd lower floor 3 Main installation pillar 4 Construction floor 5 Jack device 6 Stroke pillar

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Takumi Fujii 2-5-14 Minamisuna, Koto-ku, Tokyo Incorporated Takenaka Corporation Technical Research Institute

Claims (2)

[Claims] 1. A step of constructing a drive floor by groundwork at the ground level, and raising the drive floor to a position above a construction floor along a main pillar by a jack device, and a ground floor at the ground level. Is constructed by framing,
Suspending the first floor above the ground on the drive floor, and half-up the ground floor together with the drive floor by the jack device to a height suitable for performing facility construction in the ceiling at the ground level; After the completion of the equipment construction, the first floor above the ground is again raised to the first floor position together with the driving floor by the jack device, and is permanently fixed to the main pillar as the permanent floor, and the main pillar is replenished. After further raising the driving floor by the jack device, the next upper floor is constructed by the ground structure on the permanent floor of the first floor above the ground, and the next upper floor is half-up with the driving floor by the jack device. The all-weather construction method is characterized in that it includes the steps of performing equipment work inside the ceiling and then raising it to the construction position and fixing it permanently to the main installation pillar. 2. The driving floor and the next lower floor are constructed sequentially by grounding at the ground level, and the driving floor and the next lower floor are integrally connected by a stroke pillar of a jack device that moves up and down along the main installation pillar. , The step of raising the driving floor and the next lower floor to a position above the construction floor along the main installation pillar by the jack device, and constructing a ground floor at the ground level by groundwork,
The ground floor is suspended below the next lower floor, and the jack device is used to raise the floor above the drive floor and the next lower floor to a level suitable for performing facility construction in the ceiling at the ground level. Then, half-up, and after the completion of the equipment construction, the ground floor is raised again to the ground floor position together with the driving floor and the next lower floor by the jack device, and is permanently fixed to the main pole as the main floor. And after further raising the driving floor with the jack device, the next upper floor is constructed by the earthwork on the first floor above the ground, and the next upper floor And a step of performing half-up with the driving device and the next lower floor by the above-mentioned jack device to perform equipment construction in the ceiling, and thereafter, raising to the construction position and permanently fixing it to the main installation pillar. Yes, all-weather construction Law.