JP3028265B2 - Driven floor advance lifting method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a driving floor advance lifting method for constructing a building in an all-weather type.

[0002]

2. Description of the Related Art A driving floor advance push-up method and a jack device are disclosed in JP-B-50-2529 and JP-B-52-2744.
No. 6 is well known. Drive floor advance lifting work
The contents of the law, as illustrated in FIG. 5A-C, the step rod 51 fixed to the drive bed 1 is increased one layer by one drive bed 1 by pulling the floor jack a (FIG. 5B), then the stroke pillar 3 Is lifted up by the pillar jack b (FIG. 5).
C), the module pillar 4 is erected below the building, and the building is advanced from the lower layer to the upper layer in order (see FIGS. 5A to 5C). Also, JP-A-3-257236 and Japanese Patent Application No. 2-40.
In the specification and the drawing of No. 4782, the stroke columns 3 shown in FIG. 5 are arranged on the same center line as the main columns 40, and the driving floor 1 is temporarily supported by the temporary columns 5, and the stroke columns 3 are one by one. It is raised by a stroke that is further divided in order, and a module column (building column) 4 is provided between the stroke column 3 and the main column 40.
A driving floor precedent push-up method is described in which a slab is erected on the main column 40, the stroke column 3 is temporarily joined to the module column 4, and the driving floor 1 is raised along the stroke column 3. I have. The driving floor advance push-up method is advantageous in that the driving floor 1 can be used as a roof substitute, so that construction work can be performed without any trouble even in the case of rain, and that no more high-altitude work is required.

[0003]

In the case of the conventional driving floor advance lifting method illustrated in FIGS. 5A to 5C, the driving floor 1 and the stroke column 3 are raised alternately. Two types, a floor jack a for raising and a column jack b for raising the stroke column, are used as one set.
In addition, each of the jacks a and b is installed so as to protrude above the driving floor 1 and operates.
Therefore, as the number of jacks a and b increases, the cost of temporary equipment increases, the number of man-hours for temporary installation increases, and the control system of the jack becomes complicated. In the case of the driving floor advance push-up method , the upper surface of the driving floor 1 is effectively used as a work place, a building production factory, and a management space. , B restrict the effective use of space. In addition, there is a problem that the temporary work and the dismantling work of jacks and the like are performed at a high place and involve danger.

Further, a step rod 5 is used for jacking up.
Because of the use of No. 1, the temporary equipment is also large and the construction management is complicated. Therefore, the object of the present invention is to simplify the temporary equipment related to the jack, reduce the cost man-hours,
Another object of the present invention is to provide a driving floor advance push-up method for ensuring work safety and further effectively utilizing the upper surface of the driving floor .

[0005]

Means for Solving the Problems As means for solving the above-mentioned problems of the prior art, the invention according to claim 1 is provided.
Driving the bed prior lifting method, like the illustrated embodiment, the drive bed preceding press to construct buildings by repeating the increasing step and module column 4 inclusive denominated process and driving the bed 1 of the increasing step of the stroke pillar 3 alternately In the lifting method , the main jack and its
The first and second stroke elements 6a and 6b having a hollow structure connected vertically and penetrating the stroke column 3, and are respectively installed on the two stroke elements and operate in a direction substantially perpendicular to the axis of the main jack 6. an output shaft 9a that engages a latch portion 7 of the stroke pillar 6 Te, first with 10a, the main jack 6 instrumentation comprised of the second step jack 9,10
And wherein the first stroke element 6a of location is fixed to the drive bed 1 takes the reaction force stroke pillar 3, the stroke pillar 3
First and second step jacks 9, 1 alternately engaged with
0 pins of said by the main jack first, second stroke element 6a, a step of raising the driving bed 1 6b is a telescopic operation, elevated driving bed 1 which is supported directly below floor by the temporary post reaction and a force platform, strike first, pin of the second step jack 9 that is engaged alternately stroke pillar 3
The first and second jacks are supported by a main jack .
The method is characterized by comprising a step of elevating the stroke column 3 by expanding and contracting the stroke elements 6a and 6b, and a step of erection of the module column 4 below the raised stroke column 3.

[0006]

When the drive floor 1 is pushed up, the stroke column 3
To drive the jack device. The pin 11 of the second step jack 10 that came with the second stroke element 6b hooked to the hooking portion 7 of the relevant position at the stroke column 3, the pins 11 of the subsequent first stroke element 6a
Release from the latch 7. Is extended operated on <br/> facing the main jack 6 and thereafter, the in stroke limit extension operation, hanging the corresponding position of the stroke Column 3 pins 11 of the first step jack 9 that came with the first stroke element 6a The load is changed between the first and second step jacks 9 and 10 by being hooked on the stopper 7 . After releasing the pin 11 of the second step jack 10 from the hook part 7,
The main jack 6 is contracted upward . In the stroke limit of the shrinkage behavior, hooked pins 11 of the second step jack 10 belonging with <br/> the second stroke element 6b to the retaining section 7, the pin 1 of the subsequent first step jack 9
1 is released from the hooking section 7 to change the load. Hereinafter, the same steps are repeated to push up and raise the driving floor 1 by so-called worm action.

In order to push up the stroke column 3, the driving floor
1 is supported by a temporary support 5 standing on the floor immediately below,
The jack device is driven using 1 as a reaction table. After the pin 11 of the first stroke element 6a is hooked on the hook portion 7,
The pin 11 of the second step jack 10 that is included with the second stroke element 6b released from latching part 7 of the stroke pillar 3, and then to cause the expansion operation of the main jack 6 below orientation. And, in the stroke limit of the extension operation,
The pin 11 of the second step jack 10 attached to the second stroke element 6b is hooked to the hook 7 of the stroke column 3 at the corresponding position, and the first and second step jacks 9, 10
It intends row servings sort of load between. 1st step jack 9
After releasing the pin 11 of the main jack 6
The Ru raised the stroke pillar 3 is contracted operating on side. In the stroke limit of the contraction operation, the pin 11 of the first step jack 9 that came with the first stroke element 6a
Latched to the latching part 7 performs prime sort of load and thereafter releasing the pin 11 of the second step jack 10 from the retaining portion 7. Hereinafter, the same process is repeated to push up and raise the stroke column 3 by a so-called worm action.

[0008]

EXAMPLES Next, an embodiment illustrated in the present invention.
1A to 1D show essential steps of the driving floor advance lifting method , and FIGS. 2 and 3 show details of the structure of a stroke column jack device. The stroke pillar jack equipment is installed on the lower surface side of the drive bed 1, it is also used in the push-up drive floor 1 (or pulled possible) and push stroke pillar 3 (or lowered also available). That is, as shown in FIG. 2, the cylinder 60, which is the first stroke element of the main jack 6,
The upper block 6a rotatably connected to the upper end of the cylinder 60 by a shaft 21 is fixed to the lower surface of the drive floor 1 with bolts 20. On the other hand, the second stroke element, the piston 61 and the piston rod 62 and the Pisutonro head 62
Block 6b rotatably connected to the lower end of the shaft by a shaft 22
It is composed of The main jack 6 on the stroke pillar 3
And the upper and lower blocks 6a, 6a so that the stroke column 3 can penetrate in the axial direction of the center portion thereof.
b is formed in a hollow structure. A pair of main jacks 6 are provided on both left and right sides of the stroke column 3. 1st, 2nd
The step jacks 9, 10 are, as shown in FIG.
Two units (although one unit or three or more units are possible) in a symmetrical arrangement with the stroke column 3 as the center, and the stroke column 3
An output shaft 9a of each relative to the axis (hence the axis of the main jack 6), 10a are installed on the lower block 6a, and 6b in the arrangement of straight corners inward. The output shafts 9a, 10
A pin 11 that is slidable in a guide hole 15 provided in the upper and lower blocks 6a and 6b is attached to a tip end of a .
Also, as shown in FIG. 3B, the upper and lower blocks 6a,
At four corners of the inner surface of the hollow structure 6b, guide rollers 6c are provided to restrict the corners of the stroke column 3 having a square cross section and to guide the vertical movement.

The stroke column 3 is a square steel pipe having sufficient strength and rigidity to provide a reaction force for jacking up the driving floor 1, and has a hook (hole) with a pitch of about 15 cm in the vertical direction. 7) are formed. In short, the effective stroke of the main jack 6 is about 15 cm. The hole serving as the retaining portion 7 is formed to have a diameter of about 30 mm. On the other hand, the aforementioned pin 11 has a diameter of 25 mm.
It is formed so as to be able to smoothly engage with the latch 7 (see FIG. 3A).

[0010] Next, the drive floor prior press on the basis of FIG 1A~D
The steps of the lifting method and the operation of the stroke column jack device for the steps will be described. FIG. 1A shows a stage in which the module pillar 4 on the (N-1) th floor is built, the lower permanent pillar 40 is permanently joined to the point B, and the stroke pillar 3 is temporarily joined to the point A. The stroke column 3 protrudes high above the drive floor 1.

FIG. 1B shows an ascending stage in which the stroke column jack device which takes a reaction force on the stroke column 3 is operated and the driving floor 1 is pushed up by an amount corresponding to the floor height. In this case, the raising operation of the driving floor 1 is performed by operating the second step jack 10 of the lower block 6b to lock the pin 11 thereof.
Perform prime sort of latching the load to the pin 11 of the first step jack 9 in the upper block 6a is released from the latch unit 7. Thereafter, the driving floor 1 pushes the upper block 6a upward by one step by the extension operation of the main jack 6 which takes a reaction force on the stroke column 3. At the limit position of the rising stroke of the upper block 6a, the pin 11 of the first step jack 9 is hooked on the hooking portion 7 to change the load. Then, the pin 11 of the second step jack 10
Is released from the hook portion 7 , and then the main jack 6 and the lower block 6b are contracted upward. The hooked pins 11 of the second step jack 10 to the retaining section 7 again performs load prime replacement of the upper block 6a, drive by repeating the step of pushing up the driving bed 1 again in the main jack 6 fluidized bed 1 It逐行the increasing step to the target height. Hooking <br/> Me 7 is not limited to the configuration of the engagement hole as described above, be provided as such an engagement groove or simply uneven, the same effect is brought about.

FIG. 1C shows a stage in which a reaction force is applied to the driving floor 1 supported by the temporary support 5 erected on the ( N-1 ) th floor (the floor immediately below) to raise the stroke column 3. First remove the temporary joining of the point A of the stroke pillar 3, it is raised by floor height equivalent stroke pillar 3 at the stroke pillar jack device, module pillar to between the upper end of the lower end and the設柱40 strokes pillar 3 4 shows the stage of building. In this case, the jack-up operation of the stroke pillar 3, the upper block
The first step jack 9 of the lock 6a is operated to
Into the hooking section 7. Next, the lower block 6b
The pin 11 of the second step jack 10
Pull out and release to change the load. After that, the main jack 6 and the lower block 6b are extended downward ,
At the limit position of the rising stroke of the lower block 6b,
Activate the second step jack 10 to lock the pin 11
The load is inserted between the upper block 6a and the upper block 6a . After that, hook the pin 11 of the first step jack 9
It was released from the eye, the second stroke element and the stroke pillar 3
The, pulled up by the upward-out contraction operation of the main jack 6 took a reaction force to drive the floor 1. Then, the pin 11 of the first step jack 9 is hooked on the hooking section 7 again. Similarly after more than
To, by repeating the steps with a second stroke element pulling stroke pillar 3, you逐行the increasing step of the stroke pillar 3 by eye <br/> elevation clients.

FIG. 1D shows that the built-in modular column 4 and the permanent column 40 are permanently joined at a point B, and the modular column 4 and the lower end of the stroke column 3 are temporarily joined at a point A. The stage at which the beam (or girder) 19 of the Nth floor is suspended and joined to the beam type 4 is shown. Hereinafter, by repeating the same process, architectural buildings is advanced driving the bed 1 in all-weather to roof instead.

In the embodiment described above, the module pillar 4
The was the height of one storey, as shown in FIG. 4, even modules pillar 41 of 2 storey height may construction as well.

[0015]

According to the present invention, the drive according to the first aspect is provided.
According to-stroke pillar jack device for use in fluidized bed prior lifting method and the method, the conventional integral and comprising steps rod is useless, yet driving the bed 1 and a stroke Column 3
Since the increasing step performed by using a common jack device, in addition to be halved the number of jacks in comparison with the prior art, it can save a lot of temporary equipment and temporary costs. Also, the jack control system can be greatly simplified.

[0016] strokes pillar jack device it is possible to use installed on the lower surface side of the drive bed 1, Then <br/>-1C and FIG. 5B, as evidenced by comparison and C, driving the floor 1
It is intended to protrude into the upper only stroke pillar 3, because the half also the substantial height, spread effective space of the upper surface of the drive bed 1, also increases safety, is not subject to height restrictions, driving
Easy implementation of the moving bed advance push-up method .

[Brief description of the drawings]

FIGS. 1A to 1D are essential process charts of a driving floor advance push-up method according to the present invention.

FIG. 2 is a partially broken front view of the stroke column jack device.

3A is a cross-sectional view taken along line 1-1 of FIG. 2, and FIG.
It is sectional drawing in the line arrow.

FIG. 4 is a construction process diagram of a module pillar for two floors.

FIGS. 5A to 5C are essential process charts of a conventional driving floor advance push-up method .

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Drive floor 3 Stroke column 4 Module column 6 Main jack 6a, 6b 1st, 2nd stroke element 7 Hanging part 9, 10 1st, 2nd step jack 11 pin

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-55-68950 (JP, A) JP-B-52-27446 (JP, B1) (58) Fields investigated (Int. Cl. ⁷ , DB name) E04G 21/14-21/16 E04B 1/35

Claims (1)

(57) [Claims] In a driving floor advance push-up method for constructing a building by alternately repeating a step of raising a stroke column, a step of building a module column, and a step of raising a driving floor , a main jack is connected to a vertical jack and a stroke connected to the top and bottom thereof. The first and second stroke elements having a hollow structure penetrating the column and the two stroke elements are respectively installed and operate in a direction substantially perpendicular to the axis of the main jack to engage the stroke column. first having an output shaft which engages with the stopper portion, the first stroke element of the main jack device composed of a second step jack is fixed to the drive floor, take the reaction force stroke column, stroke pillar The pins of the first and second step jacks alternately engaged with the main jack
Wherein the key first, a step of raising the driving bed second stroke element Te <br/> is expansion and contraction, elevated driving bed supported directly below floor by the temporary strut and the reaction force base, stroke pillar First and second alternately engaged with
At the pins of the step jack to support the stroke pillars, main
Wherein the jack first, be comprised of a step of increasing the stroke pillar by a second stroke element to extend and retract operation, the step of writing denominated the module column under elevated stroke pillar, and wherein each drive floor Preceding
Push-up method .