JPH1130038A - Demolition/construction method of building and curing body used therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To efficiently carry out work relating to demolition/removal and construction of a building and, at the same time, to provide demolition/ construction method of the building capable of efficiently excuting soundproof curing and a curing body used therefor. SOLUTION: A curing body 1 is so constituted that it is equipped with temporary posts 5 and 5, main curing body 4, climbing devices 6 and 6, lifting device 9 and demolition device 10. When the curing body 1 is used for demolition of a building 2, the temorary posts 5 and 5 are erected from the ground G, at the same time, the main curing body 4 is so built between the temporary posts 5 and 5 that it can cover the highest floor of the building 2 to be demolished, while gradually demolishing the building 2 from the highest floor, and the main curing body 4 is gradually replaced downward in accordance with the lowering of the height of a demolition site. After the completion of the building 2, a new building is constructed on the ground G downward of the main curing body 4, and the main curing body 4 is gradually replaced upward with the progress of the work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of dismantling and constructing a building for dismantling and removing a building such as a building, and then constructing another building in the same place, and a living body used for the method. It is.

[0002]

2. Description of the Related Art As is well known, in the demolition work of a building such as a building, for the purpose of soundproofing and prevention of scattering of dust to the outside, a framed scaffolding with soundproofing panels or soundproofing sheets covering the entire side surface of the building is used. Provided. Further, such dismantling work is usually performed from the top floor, and as the dismantling work progresses, soundproof panels and scaffolds are removed from the upper part.

[0003] On the other hand, when a building such as a building is newly constructed, a framed scaffold is similarly provided for the purpose of securing a working scaffold on an outer peripheral portion thereof. In addition to securing a working scaffold, a mesh sheet or the like is attached to the entire side of the building for the purpose of drop curing, preventing scattering of dust to the outside, soundproofing, and the like, in addition to securing the working scaffold. In recent years, such a framework scaffolding has been developed in which a roof covering an upper part of a building under construction is attached to achieve all weather in a construction site.

[0004]

After a building is demolished or removed, a new building is often constructed at the same location. In this case, if the framework scaffold is once removed and a framework scaffold for building a new building is installed again, the work involved in disassembling and assembling the framework scaffold becomes troublesome. In particular, framed scaffolds provided with all-weather roofs require high installation costs, and it is not economical to apply them only when newly building a building.

[0005] In addition, the conventional soundproofing for demolition work is usually applied only to the side of the building, and there is a problem that noise leaks from above.
Furthermore, in the conventional demolition work, since heavy construction equipment is lifted to the top floor of the building using a tow truck, lifting becomes difficult when the number of floors in the building increases, A problem that only heavy machinery can be used.

[0006] The present invention has been made in view of such circumstances, and it is possible to efficiently perform work related to demolition and removal of a building and to construct a new building, and to effectively perform soundproofing curing. Dismantling and building methods for modern buildings,
Further, it is an object of the present invention to provide a living body used for the same.

[0007]

In order to solve the above problems, the present invention employs the following means. That is, the method of dismantling and building a building according to claim 1 dismantles and removes a building erected on the ground, and thereafter, another new building is provided on the ground at a position where the building was erected. A method of dismantling and constructing a building for constructing a building, wherein a temporary support is erected from the ground, and between the temporary support,
A living body is erected so as to cover the top floor of the building to be dismantled, and while the building to be dismantled is gradually dismantled from the top floor, the curing is performed according to a decrease in the height of the dismantling site. The body is gradually rearranged downward, and after the dismantling and removal of the building to be dismantled is completed, the building to be constructed is gradually constructed on the ground below the living body, It is characterized in that the living body is gradually rearranged upward as the construction of the building to be completed progresses.

[0008] Because of the above configuration, in the dismantling / construction method of the building, the living body is shared for the dismantling / removal work of the building to be dismantled and the construction of the building to be constructed. Can be. Also, according to this method,
Not only can the building be dismantled irrespective of the weather, but also no sound leaks from the top of the building during the demolition work.

According to a second aspect of the present invention, there is provided a method of dismantling and constructing a building.
2. The building construction / demolition method according to claim 1, wherein, when disassembling the building to be demolished, the building to be demolished is provided with an opening communicating vertically from the ground to the demolition site. In addition, a waste material generated by the dismantling is carried out from the dismantling site through the opening.

[0010] Because of the above configuration, in the method of dismantling and building a building, waste materials from the dismantling work can be efficiently carried out using the equipment attached to the living body. .

The living body according to claim 3 dismantles and removes a building erected on the ground, and then constructs another building on the ground at the position where the building was erected. A living body for covering the building to be dismantled from above, a temporary support standing upright from the ground, and the curing support provided on the temporary support. A refilling means for supporting a body body so as to be refillable upward or downward, a lifting device attached to the living body, and a dismounting device attached to the living body for dismantling the building to be dismantled. And a dismantling device.

According to the living body, not only can the building be dismantled without being affected by the weather, but also no sound leaks from the upper part of the building during the dismantling work. further,
There is no need to lift the demolition heavy equipment to the top floor of the building to be demolished using a tow truck.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a steel building using a living body 1 according to an embodiment of the present invention.
FIG. 7 is a diagram showing a situation when dismantling 2; As shown in the figure, the living body 1 is composed of a living body 4 provided so as to cover a dismantling site 3 above a building 2 from above, and a temporary support standing upright on a ground G supporting the building 2. 5, 5 are provided.

The temporary supports 5 and 5 are provided with climbing devices (replacement means) 6 and 6 for supporting the living body main body 4 so as to be capable of being rearranged upward or downward, respectively. It is configured to be supported by devices 6, 6 and temporary studs 7, 7,... Erected from the building 2.

The climbing device 6 has an upper frame 6a and a lower frame 6b whose distance between them can be extended and contracted. Of these, the lower frames 6a and 6b are provided so as to be movable in the vertical direction with respect to the temporary supports 5 and 5, and the upper frame 6a supports the living body 4 from its lower surface 4a. Be placed.

A traveling rail 8 is disposed on the lower surface 4a of the living body 4 and a lifting device 9 and a dismantling device 10 are suspended from the traveling rail 8. The lifting device 9 and the dismantling device 10 are configured to be able to travel along the traveling rail 8.

Further, as shown in the figure, a curing sheet 13 is provided so as to cover the side surface 3a of the dismantling site 3 and the side surface 4b of the living body 4. Further, as shown in the figure, the floor slabs 14, 14,... Of the building 2 to be demolished are provided with openings 15 communicating vertically from the ground G to the demolishing site 3.

FIG. 2A is a diagram showing the details of the configuration of the disassembly apparatus 10. The dismantling device 10 is provided on the traveling rail 8 and is movable along the traveling rail 8.
And a gas cutting device 19 mounted on the cage 18. In addition, it is possible for an operator to board the cage 18, and as shown in FIG. 2A, for example, when the steel beam 22 is dismantled, the operator can get on the cage 18. hand,
The steel beam 22 is moved to the vicinity of the gas cutting portion 22 a of the steel beam 22, and the steel beam 22 is cut using the gas cutting device 19. The cut steel beam 22 is, as shown in FIG.
It is suspended by the lifting device 9 and transported.

In the above, the living body 1 of the present embodiment,
Dismantling device 10 provided in living body 1 and living body 1
Although the schematic configuration of the building 2 to be dismantled by applying the above is shown, the building 2 according to the present embodiment will now be described with reference to FIG.
And the construction method when the building is newly constructed on the ground G after dismantling the building 2 will be described.

As shown in FIG. 3 (a), when the building 2 is dismantled, the temporary support columns 5, 5,. 5a,
.. Are located slightly above the top floor of the building 2. At the same time, the temporary supports 5, 5, ...
The climbing devices 6, 6,...

Next, the upper ends 5a, 5a,
The living body 4 (see FIG. 1) is installed between the 5a,... So as to cover the building 2 from above. At this time, the living body 4
, Are upper frames 6a, 6a,... Of the climbing devices 6, 6,... Provided at the upper ends 5a, 5a,.
(See FIG. 1), and can be changed in the vertical direction by driving the climbing devices 6, 6,....

Subsequently, as shown in FIG. 3B, the dismantling of the building 2 is carried out from the top floor thereof using the dismantling device 10 and the lifting device 9 (see FIG. 2) provided on the living body 4. I will go. In this dismantling operation, the steel members constituting the building 2 are cut by using a dismantling device 10 as shown in FIG. 2A, and by using a lifting device 9 as shown in FIG. 2B. It is done by removing it.

The cut-out steel member is taken out of the dismantling site 3 through an opening 15 (FIG. 1) provided inside the building 2.
See). That is, the cut steel member is lifted by the lifting device 9 as shown in FIG. 2B, and the lifting device 9 is moved above the opening 15 along the traveling rail 8 (see FIG. 1). And the lifting device 9
To lower the steel member down to the ground G by lowering the inside of the opening 15. Further, the steel frame member lowered on the ground G is carried out of the building 2 by the transport vehicle 23 (see FIG. 1) disposed on the ground G.

Further, with the progress of the dismantling work of the building 2,
The living body 4 is rearranged downward. The rearward rearrangement of the living body 4 is performed by temporarily mounting the climbing devices 6, 6,... Between the upper frame 6a and the lower frame 6b of the climbing device 6, 6,. The column 5 is sequentially removed from its upper end 5a, and after the removal, the upper frame 6a is lowered. When the upper frame 6a is lowered in this way, the upper frame 6a is fixed to the upper end 5a of the temporary support 5, and the lower frame 6b is moved downward during that time.

As described above, the dismantling of the building 2 and the refilling of the living body 4 are alternately continued to complete the dismantling of the building 2 as shown in FIG. 3C. After the dismantling and removal of Building 2 is completed,
As shown in FIG. 3D, construction of a building 24 to be newly constructed is started. To do this, first, as shown in the figure,
The living body 4 is to be located at a height of about 1 to 2 floors of a building 24 where the living body 4 is to be constructed, and construction is to be performed from the base portion 24 a of the building 24.

Further, as shown in FIG.
As the construction progresses at 4, the living body 4 is gradually repositioned upward. The work of rearranging the living body main body 4 upwards,
At the time of the above-mentioned dismantling work, it is performed in a procedure reverse to the work of rearranging the living body 4 downward. That is, the lower frame 6b of the climbing device 6 is fixed to the temporary support 6, and the climbing devices 6, 6, ... are driven as the construction of the first floor or the plurality of floors of the building 24 is completed. The upper frame 6a is moved upward, whereby the living body 4 is rearranged upward. Further, at this time, the upper end 5a of the temporary support 5 located between the upper and lower frames 6a and 6b is extended upward, and the upper frame 6
a is fixed to the upper end 5a of the temporary support column 5 to which the “a” is added. During this time, the lower frame 6b is moved upward.

Thus, the construction of the building 24 is completed by alternately continuing the construction work of the building 24 and the work of changing the living body 4. When the construction work of the building 24 is completed, the living body 1 is removed as shown in FIG. 3F, whereby the dismantling and removal of the building 2 and the construction work of the building 24 are completed.

According to the building disassembly / construction method described above, when disassembling the building 2, the temporary support 5 erected from the ground G supporting the building 2 and the top floor of the building 2 are covered in advance. The living body 4 erected between the temporary supports 5
The dismantling device 10 provided on the living body 4
As a result, the building 2 is dismantled. At this time,
With the progress of the dismantling work, the living body 4 is gradually repositioned downward, and when the disassembling work is completed, a new building 24 to be newly constructed is provided below the living body 4.
Further, the living body 4 is gradually rearranged upward as the construction of the building 24 progresses.

As described above, the living body 1 is used for both the dismantling and removal of the building to be dismantled and the construction of the building to be dismantled. As compared with the case of installing, the work efficiency and the cost can be reduced. In particular, since the living body 4 is used all at once for dismantling and building a building, the amount of the curing sheet 13 to be used can be minimized. In addition, the living body 4 allows all operations to be performed without being affected by the weather, so that the construction period for dismantling and building the building can be shortened.

Further, during the dismantling work of the building 2, since the noise from the dismantling site 3 can be shielded from above by the living body 4, the leakage from the dismantling work which has been conventionally performed leaks to the outside. Noise can be reduced.
Furthermore, noise can be shielded also when dismantling the underground part of the building 2 or at the time of piles and foundation work of the building 24, so that noise measures can be taken more thoroughly.

Further, when performing the dismantling work, the traveling dismantling device 10 attached to the living body 4 can be used. Therefore, as in the conventional dismantling work, a large wrecker for lifting a heavy machine is used. do not need. Therefore, the living body 1 can be suitably used even for a high-rise building in which a large heavy machine cannot be lifted by a tow truck.

According to the above-described building dismantling and construction method, the building 2 is dismantled beforehand.
Are provided with openings 15 for vertically communicating from the demolition site 3 to the ground G, and waste materials from the demolition site 3 are carried out from the openings 15. Therefore, not only can the waste material be carried out efficiently by using the lifting device 9, but there is no need to consider restrictions on the site involved in carrying out the waste material, work radius, and the like.

In the above, one embodiment of the present invention has been described. In the above-described embodiment, the structure of each part of the living body 1 and the buildings 2 and 24, the procedure for disassembling the building 2, and the like are different. May be adopted. For example, the building 2 may be a reinforced concrete structure. In this case, examples of dismantling devices to be used are shown in FIGS.

The disassembly device 26 shown in FIG.
And a hydraulic crusher 28 capable of crushing reinforced concrete,
The counterweight 29 is provided so as to be located on the opposite side of the turning mechanism 27 as viewed from the hydraulic crusher 28. Further, like the dismantling device 10 (see FIGS. 1 and 2), It is suspended from a trolley hoist 30 movable along a traveling rail 8 disposed on a lower surface 4a of the main body 4.

As shown by the arrow in the figure, since the turning mechanism 27 has a biaxial rotation mechanism, according to the dismantling device 26, it is possible to crush columns, beams, slabs and the like while being suspended from the trolley hoist 30. It is.

A dismantling device 31 shown in FIG. 5 is of a type in which reinforced concrete is cut by a high-pressure water jet. A trolley 32 movable along the traveling rail 8 and a hydraulic unit provided on the trolley 32 33
And an arm 34 configured to extend from the hydraulic unit 33, and a high-pressure water jet cutting head 35 provided at the tip of the arm 34. The high-pressure jet cutting head 35 includes:
Water is supplied from a high-pressure water pump 38 via a high-pressure water hose 37.

The hydraulic unit 33 pivots the arm 34,
By driving, the high pressure water jet cutting head 35 provided at the tip of the arm 34 can be moved to an arbitrary position. Further, the high-pressure water jet cutting head 35 is configured to be rotatable at its base end 35a, so that columns, beams, slabs, and the like can be cut by the high-pressure water jet cutting head 35.

FIGS. 6A to 6D are views showing a dismantling process of the building 2 when the dismantling device 26 is used. When the reinforced concrete constituting the building 2 is crushed by the dismantling device 26, the dismantling device 2
The reinforced concrete mass crushed by 6 is further subdivided. Next, the crushed reinforced concrete ingot is transported by the clamshell 41 from the demolition site 3 (see FIG. 1) to the opening 15 (see FIG. 1) of the building 2, and the ground G (see FIG. 1) from the opening 15. ) Or suspended on the ground G using the container 42.

Further, when carrying out the waste material accompanying the dismantling of the building 2, the use of the lifting device 9 attached to the living body 4 allows the reinforced concrete to be easily transported together with the relatively large blocks (blocks). be able to.
In this case, there is no need to consider the restriction on the site, the working radius, and the like, and the maximum block weight that can be transported can be significantly improved as compared with the conventional case.

The above is the equipment to be used and the configuration of the dismantling procedure when the building 2 is assumed to be reinforced concrete. Apart from that, the dismantling of the building 2 and the building 24 May be partially changed.

For example, in the above embodiment, the building 2
When the living body 4 is rearranged upward or downward in accordance with the progress of the construction with the dismantling of the building 24 and the construction of the building 24, the upper ends 5a, 5a, 5a, 5a,
.. Need not be removed or added, and as shown in FIGS. 7 (a) to 7 (f), while maintaining the height of the temporary support members 5, 5,. It may be arranged up and down. In this case, it is possible to reduce the amount of work involved in removing or extending the temporary supports 5, 5,.

In addition, any other configuration may be adopted in the above-described embodiment as long as it does not deviate from the gist of the present invention.

[0043]

As described above, according to the method for dismantling and building a building according to the first aspect, a temporary support is erected from the ground supporting the building to be demolished in advance, and the temporary support is dismantled between the temporary supports. The living body is erected so as to cover the top floor of the building to be dismantled, and as the demolition work for the building to be dismantled progresses, the living body is gradually repositioned downward. The building to be newly constructed is to be constructed below the main body, and the living body is to be gradually rearranged upward as the construction progresses. In this way, the living body is used for both the dismantling and removal of the building to be dismantled and the construction of the building to be dismantled, thereby separately setting the framework scaffolding when performing the dismantling work and the new construction work. Compared with the case, it is possible to improve work efficiency and reduce costs. In addition, the living body is
By using all at once for demolition and construction of a building, the amount of curing sheets to be used can be minimized.
In addition, since the living body is provided so as to cover the upper part of the building, all operations can be performed without being affected by the weather, and the work period for dismantling and building the building can be shortened. In particular, since noise from the dismantling site can be shielded from above by the living body, noise leaking to the outside can be reduced as compared with conventionally performed dismantling work. Further, in this case, noise can be shielded even when dismantling the underground portion of the building or when constructing the piles and foundations, so that noise countermeasures can be performed more thoroughly.

According to the method for dismantling and building a building according to the second aspect, an opening is provided in the building to be dismantled, which vertically communicates from the dismantling site above the ground to the ground. Since waste materials are carried out from the premises, not only can waste materials be efficiently carried out, but also it is not necessary to consider restrictions on the site due to waste material removal, work radius, and the like.

According to a third aspect of the present invention, the living body is provided so as to cover a building to be dismantled from above, a temporary support standing upright from the ground, and a temporary support provided on the temporary support and extending the living body vertically. It is configured to have a changing means that can be changed in the direction, and further, the living body has a structure in which a lifting device and a dismantling device for dismantling the building are provided. Therefore, this living body is used for the demolition and removal work of the building to be demolished and the construction of the building to be built at a stretch, so that the framework scaffolds can be separately used for demolition work and new construction work. Compared with the case of installation, work efficiency and cost can be reduced, and the amount of curing sheets and the like to be used can be minimized. In addition, since the living body is provided so as to cover the upper part of the building, all weather at the dismantling site can be achieved, and the construction period can be shortened. Further, since noise from the dismantling site can be shielded from above by the living body, noise leaking to the outside can be reduced. In addition, by using a dismantling device attached to the living body, large tow trucks for lifting heavy dismantling machines are not required, and high-rise buildings where it is impossible to lift large heavy machines using wreckers. In addition, the living body of the present invention can be applied favorably. Further, according to the living body, when the block is dismantled, the block can be easily transported by the lifting device attached to the living body, thereby improving the efficiency of the dismantling operation. be able to. Further, in this case, there is no need to consider the restrictions on the site, the working radius, and the like, and the maximum block weight that can be transported can be significantly improved as compared with the conventional case.

[Brief description of the drawings]

FIG. 1 is an elevational sectional view showing an example in which a living body according to an embodiment of the present invention is applied to a demolition work of a building (building).

FIG. 2 is a diagram showing details of the configuration of a disassembly device provided on the living body shown in FIG. 1 and a method of using the same.
(A) is a front view showing a situation when the dismantling device is applied to cutting a steel beam, and (b) is a front view showing a situation when a part of the steel beam cut by the dismantling device is transported. .

Fig. 3 Demolition of a building using the living body shown in Fig. 1
It is process drawing which shows the situation in the case of removing and then constructing a new building at the same position.

FIG. 4 is a front view showing another example of the dismantling device to be provided in the living body of the present invention.

FIG. 5 is a front view showing still another example of the dismantling device to be provided in the living body of the present invention.

FIG. 6 is a process diagram showing a procedure for unloading waste materials from a dismantling site using a dismantling device provided in a living body.

FIG. 7: Demolition of a building using the living body shown in FIG.
FIG. 4 is a diagram showing a situation in a case where the building is removed and a new building is constructed at the same position after that, and is a process diagram showing another procedure different from that shown in FIG. 3.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Living body 2 Building (building) 3 Demolition site 4 Living body main body 5 Temporary support 6 Climbing device (replacement means) 9 Lifting device 10 Dismantling device 15 Opening 24 Building (building)

Claims (3)

[Claims] 1. A dismantling / removal of a building erected on the ground, followed by dismantling of a building for newly constructing another building at the position where the building was erected on the ground.
A construction method, wherein a temporary support is erected from the ground, and a living body is erected between the temporary supports to cover the top floor of the building to be dismantled. While gradually dismantling from the top floor, the living body is gradually rearranged in accordance with a decrease in the height of the dismantling site, and after the dismantling and removal of the building to be dismantled is completed, the curing is performed. On the ground below the body, a building to be constructed is gradually constructed, and with the progress of construction of the building to be constructed, the living body is gradually rearranged upward. Demolition and construction of buildings. 2. The building construction and disassembly method according to claim 1, wherein in dismantling the building to be dismantled, the building to be dismantled is vertically communicated from the ground to the dismantling site. A method for dismantling and constructing a building, wherein an opening is provided to carry out waste material generated during the dismantling from the dismantling site through the opening. 3. A living body used for dismantling and removing a building erected on the ground, and thereafter constructing another new building at the position where the building was erected on the ground. The living body is a living body that covers the building to be dismantled from above, a temporary support that is erected from the ground, and the living body that is provided on the temporary support and moves the living body upward or downward. A recuperation unit that supports refilling, a lifting device attached to the living body, and a dismantling device attached to the living body for dismantling the building to be dismantled. body.