JP5958764B2 - Lifting device, lifting method and building demolition method - Google Patents

Description

  The present invention relates to a lifting apparatus, a lifting method, and a building demolition method using the lifting apparatus for lifting members, heavy machinery and the like in demolition work and building work.

  Conventionally, in the demolition work of a building such as a high-rise building, a large all-terrain crane is generally used as a method of lifting heavy equipment for demolition such as a large breaker and a backhoe to the top floor of the building. In this case, depending on the height of the building and site conditions, it may be difficult to lift the heavy machinery.

  Also, when cutting out such buildings into blocks and disassembling them sequentially from the upper floor to the lower floor, in order to suspend the dismantled members such as steel frames and concrete to the ground, a tower crane or a Telha crane is indispensable. It becomes.

  On the other hand, for example, a lifting apparatus shown in Patent Document 1 and a cart system shown in Patent Document 2 are known as materials and equipment conveying techniques in construction work. Here, the lifting device of Patent Document 1 is a loading platform, a suspension rope that is wound around a pulley provided on the loading platform and the tip is fixed to a surrounding casing of the building, and the suspension rope is wound up, or It comprises a hoisting machine that lifts and lowers the cargo bed by sending it out.

JP 2007-290799 A JP 2011-251781 A

  By the way, in the dismantling of buildings such as high-rise buildings, without using large lifting equipment such as tower cranes, heavy equipment for demolition is lifted, replaced to lower floors, and dismantling members are transported to the ground. The development of a technology that can be easily performed has been desired.

  The present invention has been made in view of the above, and a lifting device, a lifting method, and a lifting device that can easily transport members, heavy machinery, and the like without using a tower crane. The purpose is to provide a method for demolishing a building.

  In order to solve the above-described problems and achieve the object, a lifting device according to claim 1 of the present invention is a lifting device for lifting an article such as a member or heavy equipment placed on a cargo bed above a building. The outer frame body having substantially the same height as the plurality of floors of the building, and is accommodated in a nested manner with respect to the outer frame body, and can be advanced and retracted upward from the outer frame body. An inner frame body, a climbing mechanism that is provided between the outer frame body and the inner frame body and moves the inner frame body relative to the outer frame body, and each side of the outer frame body and the inner frame body And an outrigger for fixing and supporting the outer frame body and the inner frame body to the building, respectively.

  A lifting device according to a second aspect of the present invention is the lifting device according to the first aspect described above, wherein a hoisting machine is provided on an upper portion of the inner frame body, and the loading platform is suspended via a suspension rope wound around the hoisting machine. It is possible to move up and down.

  A lifting method according to claim 3 of the present invention is a method for lifting the article using the lifting device according to claim 1 or 2, wherein the outer frame body and the inner frame body are lifted. Step 1 for projecting the outriggers to the outside and locking them to the building respectively, and retracting the outriggers of the inner frame body to the inside, while driving the climbing mechanism to move the inner frame body to a predetermined number of floors The outer frame body is lifted by a distance of 2 and the outriggers of the inner frame body projecting outward and locked to the building, and the outriggers of the outer frame body are retracted inward while the climbing mechanism is driven to move the outer frame body A step 3 of raising the inner frame body by a predetermined number of floors and projecting the outrigger of the outer frame body to the outside so as to be locked to the building Characterized in that it comprises a.

  According to claim 4 of the present invention, a building dismantling method is a method of dismantling a building using the lifting device according to claim 1 or 2, wherein the lifting device is assembled on the ground. Thereafter, the lifting device is climbed by the climbing mechanism while dismantling a part of the floor of the building, thereby forming a transport path for the lifting device in the space generated by the dismantling, while the floor The dismantling member generated at the time of dismantling is temporarily placed on the floor of the floor, and the dismantling member is carried out to the ground using the lifting device when dismantling the floor.

  The lifting device according to the present invention is a lifting device for lifting an article such as a member placed on a loading platform or a heavy machine above a building, and has substantially the same height dimension as a plurality of floors of the building. An outer frame body that is nested with respect to the outer frame body, is capable of moving upward and backward from the outer frame body, and has the loading platform, and the outer frame body and the inner frame body. A climbing mechanism that is provided between the outer frame body and the outer frame body, and a climbing mechanism that can move up and down at each side of the outer frame body and the inner frame body. Since each includes an outrigger for fixedly supporting the building, there is an effect that a member, a heavy machine, or the like can be easily transported without using a tower crane.

  According to the lifting method of the present invention, the article is lifted using the lifting device described above, and the outriggers of the outer frame body and the inner frame body are projected outward to be respectively associated with the building. And stopping the outrigger of the inner frame body inward, while driving the climbing mechanism to raise the inner frame body by a predetermined number of steps relative to the outer frame body, Step 2 for projecting outward and locking to the building, and retracting the outrigger of the outer frame body to the inside, while driving the climbing mechanism to raise the outer frame body by a predetermined number of floors relative to the inner frame body And a step 3 of projecting the outrigger of the outer frame body outwardly and locking it to the building, so that a tower crane is used. An effect that a member or heavy machinery can easily be transported without.

  According to the building demolition method of the present invention, the building is demolished using the lifting device described above, and after the lifting device is assembled on the ground, a part of the floor of the building is demolished. However, by climbing the lifting device by the climbing mechanism, a transport path for the lifting device is formed in the space generated by the dismantling, while a dismantling member generated at the time of dismantling the floor is placed on the floor of the floor. Temporarily placed, and when dismantling the floor, the dismantling member is carried out to the ground using the lifting device. For this reason, after assembling the lifting device on the ground, the floor can be dismantled while climbing, so that the safety is improved and the construction period can be shortened.

FIG. 1 is an elevational sectional view showing an embodiment of a lifting apparatus according to the present invention. FIG. 2 is a diagram showing step 1 of the lifting method according to the present invention. FIG. 3 is a diagram showing the first half of step 2 of the lifting method according to the present invention. FIG. 4 is a diagram showing the latter half of step 2 of the lifting method according to the present invention. FIG. 5 is a diagram showing the first half of step 3 of the lifting method according to the present invention. FIG. 6 is a diagram showing the latter half of step 3 of the lifting method according to the present invention. FIG. 7 is a diagram showing step 1 of the building demolition method according to the present invention. FIG. 8 is a diagram showing step 2 of the building demolition method according to the present invention. FIG. 9 is a diagram showing step 3 of the building demolition method according to the present invention. FIG. 10 is a diagram showing step 4 of the building demolition method according to the present invention. FIG. 11 is a diagram showing step 5 of the building demolition method according to the present invention. FIG. 12 is a diagram showing step 6 of the building demolition method according to the present invention.

  DESCRIPTION OF EMBODIMENTS Embodiments of a lifting device, a lifting method, and a building demolition method according to the present invention will be described below in detail with reference to the drawings. Note that the present invention is not limited to the embodiments.

[Configuration of lifting equipment]
First, the structure of the lifting apparatus according to the present invention will be described with reference to FIG.

  As shown in FIG. 1, a lifting device 10 according to the present invention is for lifting an article (not shown) such as a member or heavy equipment placed on a loading platform 18 above a building 1, An outer frame body 12 having substantially the same height as the plurality of floors, and an inner frame that is nested with respect to the outer frame body 12 and that can move forward and backward from the outer frame body 12 and has a loading platform 18. And a frame body 14.

  As shown in FIG. 1, the outer frame body 12 is configured such that a left and right vertical frame member 12a and an upper and lower horizontal frame member 12b form a square frame shape.

  The inner frame body 14 is configured such that a left and right vertical frame member 14a and an upper and lower horizontal frame member 14b form a square frame shape. An intermediate frame member 14c is provided between the upper and lower horizontal frame members 14b.

  Outriggers 20a and 20b are provided in the left and right sides of the upper and lower sides of the outer frame body 12 so as to protrude and retract in the horizontal direction. Outriggers 22 are provided on the left and right sides of the center portion of the inner frame body 14 so as to be able to appear and retract in the horizontal direction. These outriggers 20a, 20b, and 22 are for fixing and supporting the outer frame body 12 and the inner frame body 14 to the beam 3 of the building 1, respectively.

  A hydraulic cylinder 16 (climbing mechanism) is disposed along the vertical direction on the left and right inner sides of the lower portion of the outer frame body 12. Each hydraulic cylinder 16 is provided between the outer frame body 12 and the inner frame body 14, and raises and lowers the inner frame body 14 relative to the outer frame body 12.

  More specifically, each hydraulic cylinder 16 includes a piston rod 16a and a cylinder tube 16b as shown in FIG. 2, and the rod end portion 17a is fixed to the horizontal frame member 12b of the outer frame body 12, and the cylinder tube The end portion 17b is fixed to the horizontal frame member 14b of the inner frame body 14. By driving each hydraulic cylinder 16 in synchronization, the inner frame body 14 can be moved up and down relatively with respect to the outer frame body 12.

  A winch 24 (winding machine) is disposed on the left and right sides of the upper portion of the intermediate frame member 14c of the inner frame body 14, and one electric motor 26 is disposed at the center thereof. A wire rope 30 (suspending rope) is wound around each winch 24, and the loading platform 18 is suspended through sheaves 32 attached to the left and right sides of the loading platform 18. The output of the electric motor 26 is branched, and the winches 24 are driven in synchronization through transmission means (not shown). For this reason, the loading platform 18 can be moved up and down in the transport path 4 via the winch 24 and the wire rope 30, and lifts articles such as members and heavy machinery from the ground GL to the upper floor 2. be able to.

[How to lift]
Next, the lifting method according to the present invention will be described with reference to FIGS.
The lifting method according to the present invention is a method of lifting an article using the lifting device 10 described above, and includes steps 1, 2, and 3.

  Step 1 shows an initial start state. As shown in FIG. 2, the outriggers 20 a, 20 b, and 22 of the outer frame body 12 and the inner frame body 14 are projected outward and locked to the beam 3 of the building 1.

  Next, in step 2, as shown in FIG. 3, the piston rod 16a of the hydraulic cylinder 16 is slightly extended to slightly raise the inner frame body 14 with respect to the outer frame body 12, and the outrigger 22 of the inner frame body 14 is raised. Evacuate inside. In this way, a vertical load is not applied to the outrigger 22.

  Then, as shown in FIG. 4, the hydraulic cylinder 16 is driven to raise the inner frame body 14 by a predetermined number of floors (for example, one floor) relative to the outer frame body 12, and the outer trigger 22 of the inner frame body 14 is moved to the outer side. Projecting to the beam 3 on the upper floor (N + 1) of the building 1.

  Subsequently, in step 3, as shown in FIG. 5, the outriggers 20 a and 22 b of the outer frame body 12 are retracted inward, while the hydraulic cylinder 16 is driven to move the outer frame body 12 to the inner frame body 14. Raise by the number of floors (for example, one floor).

  Then, as shown in FIG. 6, the outriggers 20 a and 20 b of the outer frame body 12 project outward and are locked to the beams 3 on the upper floors (N + 3) and (N + 1), respectively.

  Thereafter, the steps 1 to 3 are repeated to climb the lifting device 10.

  Thus, according to the lifting method of the present invention, the climbing of the lifting device 10 enables the lifting of the demolition heavy machine, the replacement to another floor, and the dismantled member to be transported to the ground. . For this reason, a member, a heavy machine, etc. can be easily conveyed, without using a tower crane.

[Demolition method of building]
Next, the building demolition method according to the present invention will be described with reference to FIGS.

  The building dismantling method according to the present invention is a method of dismantling the building 1 using the lifting device 10 described above, and after the lifting device 10 is assembled on the ground, a part of the floor 2 of the building 1 is dismantled. While the lifting device 10 is climbed by the hydraulic cylinder 16, a transport path for the lifting device is formed in the space generated by the dismantling, while the dismantling member generated during the dismantling of the floor is temporarily placed on the floor of the floor. In addition, when dismantling the floor, the dismantling member is carried out to the ground using a lifting device. This method will be described in detail below.

  First, as shown in FIG. 7, the lifting apparatus 10 is climbed by a hydraulic cylinder 16 (not shown).

  Next, as shown in FIG. 8, the inner frame body 14 is raised and the upper horizontal frame member 14 b is disposed below the floor 2. H-shaped steel or the like is interposed between the floor 2 and the horizontal frame member 14b, and a part of the floor 2 is cut out to a size that allows the lifting device 10 to pass through.

  Next, as shown in FIG. 9, the inner frame body 14 is further raised by a hydraulic cylinder 16 (not shown). Here, as shown in FIG. 10, the dismantling member 5 generated when the floor 2 is disassembled is temporarily placed on the same floor 6 as the floor 2. Further, the outrigger 22 of the inner frame body 14 is supported by the beam 3.

  Next, as shown in FIG. 11, the outer frame body 12 is raised with respect to the inner frame body 14, and the outriggers 20 a and 20 b are supported by the beam 3.

  Next, as shown in FIG. 12, the inner frame body 14 is raised, and a part of the floor 2 is cut out in the same manner as in the steps of FIGS. In this way, a conveying path for the lifting device 10 is formed in a space generated by dismantling part of the floor 2. The dismantling member 5 (not shown) temporarily placed on each floor 6 is loaded on the loading platform 18 of the lifting device 10 and carried out to the ground when the floor 6 is disassembled.

  Thus, according to the building dismantling method of the present invention, the floor can be dismantled while climbing after assembling the lifting device on the ground, so that safety is improved and the construction period can be shortened.

  In the above embodiment, the hydraulic cylinder 16 has been described as an example of the climbing mechanism. However, the present invention is not limited to this, and any mechanism that can move the inner frame body 14 up and down relative to the outer frame body 12 can be used. You may use the climbing mechanism by other systems, such as a raising / lowering apparatus.

  As described above, according to the lifting apparatus according to the present invention, the lifting apparatus for lifting an article such as a member or heavy equipment placed on a loading platform to the upper side of a building, the plurality of floors of the building An outer frame body having substantially the same height, an inner frame body that is nested with respect to the outer frame body, can be moved forward and backward from the outer frame body, and has the loading platform, and an outer frame body And a climbing mechanism that moves up and down the inner frame relative to the outer frame body, and is provided on each side of the outer frame body and the inner frame body so that the outer frame can be moved in and out. Since the body and the inner frame body are each provided with an outrigger for fixing and supporting the body and the inner frame body, the members, heavy machinery and the like can be easily transported without using a tower crane.

  According to the lifting method of the present invention, the article is lifted using the lifting device described above, and the outriggers of the outer frame body and the inner frame body are projected outward to be respectively associated with the building. And stopping the outrigger of the inner frame body inward, while driving the climbing mechanism to raise the inner frame body by a predetermined number of steps relative to the outer frame body, Step 2 for projecting outward and locking to the building, and retracting the outrigger of the outer frame body to the inside, while driving the climbing mechanism to raise the outer frame body by a predetermined number of floors relative to the inner frame body And a step 3 of projecting the outrigger of the outer frame body outwardly and locking it to the building, so that a tower crane is used. The members and heavy machinery can easily be transported without.

  According to the building demolition method of the present invention, the building is demolished using the lifting device described above, and after the lifting device is assembled on the ground, a part of the floor of the building is demolished. However, by climbing the lifting device by the climbing mechanism, a transport path for the lifting device is formed in the space generated by the dismantling, while a dismantling member generated at the time of dismantling the floor is placed on the floor of the floor. Temporarily placed, and when dismantling the floor, the dismantling member is carried out to the ground using the lifting device. For this reason, after assembling the lifting device on the ground, the floor can be dismantled while climbing, which improves safety and shortens the construction period.

  As described above, the lifting device, the lifting method, and the building demolition method according to the present invention are useful for lifting members and heavy machinery in demolition work and building work, and in particular, use a tower crane. It is suitable for easily transporting members, heavy machinery and the like.

DESCRIPTION OF SYMBOLS 1 Building 2 Floor 3 Beam 4 Conveying path 5 Demolition member 6 Floor N, N + 1, N + 2, N + 3 Floor floor GL Ground 10 Lifting device 12 Outer frame body 12a Vertical frame material 12b Horizontal frame material 14 Inner frame body 14a Vertical frame material 14b Horizontal frame material 14c Intermediate frame material 16 Hydraulic cylinder (climbing mechanism)
16a Piston rod 16b Cylinder tube 17a Rod end 17b Cylinder tube end 18 Loading platform 20a, 20b, 22 Outrigger 24 Winch (winding machine)
26 Electric motor 30 Wire rope
32 sieve

Claims (4)

A lifting device for lifting an article such as a member or heavy machinery placed on a cargo bed above a building,
An outer frame body having substantially the same height as the multiple floors of the building;
An inner frame body that is nested with respect to the outer frame body and is capable of advancing and retreating upward from the outer frame body and having the cargo bed;
A climbing mechanism provided between the outer frame body and the inner frame body and moving the inner frame body relative to the outer frame body;
A lifting apparatus, comprising: an outrigger provided so as to be able to protrude and retract at each side portion of the outer frame body and the inner frame body, and for fixing and supporting the outer frame body and the inner frame body to the building.   The lifting device according to claim 1, wherein a hoisting machine is provided on an upper portion of the inner frame body, and the loading platform can be moved up and down via a suspension rope wound around the hoisting machine. A method for lifting the article using the lifting device according to claim 1,
A step 1 of projecting the outriggers of the outer frame body and the inner frame body to the outside and locking them to the building, respectively;
While retracting the outrigger of the inner frame body to the inside, the climbing mechanism is driven to raise the inner frame body by a predetermined number of floors relative to the outer frame body, and the outrigger of the inner frame body projects outwardly to form the building Step 2 for locking to
The outrigger of the outer frame body is retracted inward, while the climbing mechanism is driven to raise the outer frame body by a predetermined number of floors relative to the inner frame body, and the outrigger of the outer frame body projects outward to form the building And a step 3 of engaging with the head. A method of demolishing a building using the lifting device according to claim 1,
After the lifting device is assembled on the ground, the lifting device is climbed by the climbing mechanism while disassembling a part of the floor of the building, so that the lifting device is transported to the space generated by the dismantling. While disposing the floor, temporarily dismantling the dismantling member generated when the floor is dismantled on the floor and using the lifting device to dismantle the dismantling member when the floor is dismantled A method for dismantling buildings.

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