JP3049584B2 - All-weather construction method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention constructs the top floor (drive floor) and the next lower floor of a building at the ground level first, sequentially raises them along the main pillars, and constructs each floor. Building construction method to build a building while maintaining an all-weather working environment by raising the driving floor together with the driving floor, repeating half-up and permanent fixing, and proceeding with construction from the lower floor to the upper floor. In other words, Japanese Patent Application No. 4-484 of the earlier application.
The present invention relates to an improvement in the construction method described in Japanese Patent Application No. 52 and Japanese Patent Application No. 5-144750 and drawings.

[0002]

2. Description of the Related Art Recently, the development of all-weather construction methods that are less affected by weather conditions is being promoted in many aspects. The invention of the all-weather construction method described in Japanese Patent Application No. 4-48452 and drawings of the prior application is one of them. The procedure of this method will be briefly described. First, a driving floor that rises along a main pillar is constructed, and an overhead traveling circle crane is installed on the lower surface thereof, and the driving floor is raised first. Next, using the circle crane under the driving floor, the first floor above the ground is constructed as a ground structure. Then, the first floor above the ground is raised half the height equivalent to the height of the worker,
At the half-up position, the first floor above the ground is completed and finishing works 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 on the first floor above the ground. After that, rebuilding the main pillars, raising the driving floor, and building each floor in sequence on the next lower floor as a terrain work, repeating the half-up, raising to the construction position, and permanent fixing process Finally, the driving floor is used for the top floor of the building.

The all-weather construction method described in Japanese Patent Application No. 5-144750 and the drawings are basically the same construction method. In particular, the all-weather construction method is divided into several sections of a building plane and divided into sections. It is the contents to carry out the type construction method.

[0004]

In the above-mentioned all-weather construction method of the prior application, two types of jack devices are required to perform the ascending step of the driving floor and the ascending step of the construction floor. One is a main jack device that raises the driving floor and the construction floor is raised, and the other is a secondary jack that temporarily fixes the driving floor. For this reason, the number of equipment is increased, the operation procedure is also performed twice, and the number of steps is also increased.

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

[0006]

As means for solving the above-mentioned problems of the prior art, the all-weather construction method according to the present invention is to construct a driving floor 1 on the ground level by a ground structure, Is the main pillar 3 by the jack device 5.
Raising the ground floor to a position above the construction floor, constructing a ground floor at the ground level with a ground structure, suspending the ground floor on the driving floor 1, 5 and the driving floor 1 and the ground floor 4
To a height suitable for performing the construction work on the ceiling at the ground level, and after the completion of the construction work, the first floor 4 above the ground is again connected to the jack device 5.
Then, the driving floor 1 is raised to the first floor position together with the driving floor 1, and the main floor is fixed to the main pillar 3 as a permanent floor, and after the main pillar 3 is added and the driving floor 1 is further raised by the jack device 5, On the main floor 4 'of the first floor above, the next upper floor 4
Then, the next upper floor 4 is half-upped with the driving floor 1 by the jack device 5 to perform equipment work in the ceiling, and then raised to the work position and permanently fixed to the main pillar 3 And a step of repeating the steps of

In the all-weather construction method according to the second invention, the construction of the main part is the same as that of the first invention, but not only the driving floor 1 but also the next lower floor 2 are sequentially laid on 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 constructed and moved up and down along the main pillar 3, and the driving floor 1 and the next lower floor 2 are connected by a jack device 5 To rise to a position above the construction floor along the main pillar 3, construct a first floor 4 above the ground at the ground level, and place the first floor 4 below the next lower floor 2. Hanging, the jack device 5 halves the driving floor 1 and the next lower floor 2 together with the driving floor 1 and the next lower floor 2 to a height suitable for carrying out facility work in the ceiling at the ground level, and After the end, the first floor 4 is again returned to 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 by the jack device 5 in advance, and can be used as a roof for a construction workplace, so that an all-weather workplace environment can be secured. The first floor 4 above the ground and each construction floor are connected to the jacking device 5 together with the driving floor 1 (and the next lower floor 2).
First, it is half-up, and the equipment work in the ceiling etc. is carried out without work on high places without scaffolding. Therefore,
Only one type of jack device 5 is required, and the reduction of equipment and the number of processes can be realized.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIGS. 1 and 2 show a stage where the construction of the main floor 4 'is completed up to the Nth floor of the building, and the steel frame of the next upper floor (N + 1 floor) 4 is further grounded on the main floor 4' of the Nth floor. This shows a state where it is constructed as an assembly work. Reference numeral 7 in FIG.
This is a crane used to build the main pillar 3 or carry in materials such as steel frames. The slide crane 8 is installed on the ceiling portion of the next lower floor 2 provided immediately below the driving floor 1, and transports steel or other horizontal members or assembles steel frames on the construction floor constructed on the main floor 4 ′ of the N floor. Used for work.
The driving floor 1 and the next lower floor 2 are connected above and below a stroke column 6 of a jack device 5 that moves up and down along a main column 3.

By the way, before the construction stage shown in FIG. 1, first, a driving floor 1 is constructed as a ground structure at the ground level.
After the driving floor 1 is raised, the next lower floor 2 is also constructed as a ground structure at the ground level, and the driving floor 1 is connected to the driving floor 1 through the stroke columns 6 of the jack device 5 that moves up and down along the main columns 3. The next lower floor 2 is connected integrally vertically. Thereafter, the driving floor 1 and the next lower floor 2 are raised by the jack device 5 along the main pillar 3 to a position above the construction position of the construction floor 4 (the first floor position on the ground). Incidentally, the illustrated jack device 5 raises (or descends) the stroke column 6 in a state where the jack main body 5a is fixed to the reaction force receiver (convex portion or hole) 12 of the main column 3 and the reaction force is taken. After the stroke column 6 has been raised in its effective length, the driving floor 1 is applied to the main pillar 3 by the reaction force means 13 previously installed on the driving floor 1 to take a reaction force. The device 5 itself is raised and moved along the main pillar 3 to a position immediately below the driving floor 1 (see FIGS. 2 and 3A).

On the ground level, on the other hand, a steel frame on the first floor above the ground is constructed as a ground work, and this is hung below the next lower floor 2 by a hanging tool 10 made of steel or the like. The first floor above the ground together with the driving floor 1 and the next lower floor 2 is half-up by the jack device 5 to a height equivalent to the height of the worker at the ground level, and the ceiling part is constructed.
Thereafter, 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, on the first floor above the ground, the construction of the next upper floor is performed as a laying work, and this is suspended below the next lower floor 2 by the hanging tool 10, and half-up is performed by the jack device 5. Repeat this fixation. 1 and 2, the gantry 11 is installed on the N floor of the permanent floor 4 ′, and the construction of the (N + 1) th floor (construction floor) 4 is performed as a ground work.
Specifically, a PC plate or a deck plate for driving equipment is attached to a floor steel frame as an example. All the assembling work of each floor is performed on the floor level without any scaffolding, and no work at height occurs.

Next, FIG. 3A shows that the (N + 1) th floor 4 constructed on the main pillar 4 ′ of the Nth floor is suspended below the next upper floor 2 by the hanging tool 10 and driven by the jack device 5. Floor N + 1 floor 4 together with floor 1 and next lower floor 2 are halved to a height suitable for performing ceiling installation work on the floor above the N floor,
Regarding the N + 1 floor 4, the facility worker standing on the N floor main floor 4 ′ is N + 1 as a floor-based work without scaffolding and no altitude work.
It shows the stage of performing ceiling facility plumbing work and the like on the floor.

FIG. 3B shows that the N + 1 floor 4 is raised again to the N + 1 floor position together with the driving floor 1 and the next lower floor 2 by the jack device 5 after the completion of the above-mentioned ceiling installation work, and is permanently fixed to the main pole 3. And the next lower floor 2
The driving floor 1 and the next lower floor 2 are 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 terrain. Is shown.

Thereafter, the steps of adding the main pillars 3, half-up of the next upper floor (N + 2 floor), construction of the ceiling equipment, 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. Is carried out in combination, so that only one kind of jack device 5 is sufficient and the process is omitted in the process.

The jack device 5 of the embodiment shown in FIG.
In order to fix and stabilize the upper and lower portions of the stroke column 6, the next lower floor 2 is provided immediately below the driving floor 1 and each is connected to the upper and lower portions of the stroke column 6. Although it has a two-layer structure, it is not limited to this example. For example, the construction is carried out in a single-layer structure in which the construction floor is hung directly below the driving floor 1 or below the stroke column 6 by a hanging tool, or described in Japanese Patent Application No. 5-5255 and the drawings. The driving floor 1 can be lifted by using such a composite jack device for lifting and lifting, that is, the driving floor is composed of only one layer, and the construction floor is directly hung below the driving floor by a hanging tool. It can be carried out in exactly the same manner in a hanging manner. Further, the number of the stroke columns 6 is not limited to two provided on the left and right sides of the main pillar 3, and it is also possible to implement the configuration with only one, or three or more.

[0016]

[Effects of the present invention] In the all-weather construction method according to the present invention, a half-up of the construction floor 4 and a re-elevation step to the construction position are performed together with the ascending step of the driving floor 1 by only one kind of jack device 5. In addition, it is possible to achieve a reduction in the number of equipments and processes, thereby contributing to a reduction in cost and a shortened construction period.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing the construction of an all-weather construction method according to the present invention.

FIG. 2 is a front view showing a laid state of a construction floor.

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

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Drive floor 2 Lower floor 3 Main pillar 4 Construction floor 5 Jack device 6 Stroke pillar

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Takumi Fujii 2-5-1-14 Minamisuna, Koto-ku, Tokyo Inside Takenaka Corporation Technical Research Institute (58) Field surveyed (Int. Cl. ⁷ , DB name) E04G 21/14 E04B 1/35

Claims (2)

(57) [Claims] At the ground level, a driving floor is constructed by a terrain structure, and the driving floor is raised by a jack device along a main pillar to a position above a construction floor. Is built on the ground,
Suspending the ground floor on the driving floor, and half-up the floor on the ground together with the driving floor by the jack device to a height suitable for performing facility work in the ceiling at the ground level; After the completion of the installation work, the ground floor is raised again to the ground floor position together with the driving floor by the jack device, and the main floor is fixed to the main pillar as a permanent floor, and the permanent pillar is added, After the driving floor is further raised by the jack device, the next upper floor is constructed by the ground construction on the main floor of the ground floor, and the next upper floor is half-up with the driving floor by the jack device. All-weather construction method, which comprises the steps of repeating the process of performing equipment work inside the ceiling, and then repeating the process of ascending to the construction position and permanently fixing it to the main pillar. 2. A driving floor and a next lower floor are sequentially constructed on a ground level at a ground level, and the driving floor and the next lower floor are integrally connected by a stroke column of a jack device which moves up and down along a main pillar. The driving floor and the next lower floor are raised by the jack device along the main pillar to a position above the construction floor, and the first floor above the ground at the ground level is constructed by groundwork,
The first floor above the ground is suspended below the next lower floor, and the jack device is used to move the first floor above the ground together with the driving floor and the next lower floor to a height suitable for performing equipment work in the ceiling at the ground level. And after the completion of the facility 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 pillar as a permanent floor. And after adding the main pillars and further raising the driving floor by means of the jack device, constructing the next upper floor on the main floor of the first floor above the ground, and forming the next upper floor The driving floor by the jack device, half up with the next lower floor, perform the equipment work in the ceiling, then repeat the process of ascending to the work position and permanently fixing to the main pillar All-weather architecture Law.