JP4706973B2 - Temporary elevator for construction with opening curing - Google Patents

Description

  The present invention relates to a temporary work elevator installed inside a building structure, and more particularly to a temporary work elevator with an opening curing provided with an opening curing.

  As described in the following Patent Document 1, a temporary elevator for construction used at a construction site for constructing a building structure is generally provided with a rack in a mast, and a pinion that meshes with the rack in a transporter, and this pinion rotates. A self-propelled elevator mounted with a driving device to be driven and driven up and down by the transporter itself is used. Then, as each floor is built in accordance with the progress of the building work of the building structure, the mast of the temporary elevator for construction is sequentially connected, and the temporary elevator for construction is climbed. The temporary elevator for construction work can be moved up and down between the ground and each floor, and the movement of workers from the ground to each floor and the cargo handling work of various materials are performed smoothly and efficiently.

  The temporary elevator for construction is widely installed in a building in a building structure under construction. In that case, it installs using the opening of the permanent elevator in a building structure, or installing by forming an opening in a part of each floor. In any of the installation methods, the temporary elevator for construction moves through the opening in the building interior of the building structure under construction, so that an opening of a vertical hole penetrating up and down appears in the housing of the building interior.

In such a situation, work such as steel frame construction on the upper floor is performed on the uppermost floor of the building structure under construction. In that case, in order to prevent the fall of personnel from the top of the opening of the temporary elevator for construction, the fall of materials and tools, etc., it is necessary to apply curing to the top opening with a horizontal net, iron plate, etc. Work will be done normally.
Japanese Patent No. 3372892

  In the above-mentioned conventional building structure under construction, the work of curing the opening for the temporary elevator for the construction is performed on the top floor of the building structure under construction and in the vicinity of the opening of the vertical hole penetrating vertically in the frame of the building interior. It is extremely dangerous because it needs to be done in

  An object of the present invention is to use an elevator frame that is provided in a temporary elevator for construction in a building structure under construction so that the necessary curing of the elevator opening can be raised and lowered on the top base of the temporary elevator for construction. The purpose is to perform the work by a temporary elevator for construction itself, and to perform the work safely and easily. In addition, an openable and closable partial base frame is provided on the lift frame to allow additional masts to be taken when climbing the temporary work elevator, allowing the temporary work climber to be climbed without disassembling the top base. An object of the present invention is to provide a temporary elevator for construction with an opening curing that can cure the uppermost portion of the opening of the temporary elevator for construction simultaneously with the climbing of the temporary elevator for construction.

  A temporary elevator for work with opening curing according to the present invention includes a mast installed upright, a rack provided on the mast, a transporter capable of moving up and down along the mast by meshing with the rack, and a rope A top base that can be moved up and down along the mast by meshing with the rack, a balance weight that can be moved up and down along the mast, a suspension cable that spans the cable trolley, and the top base A lifting frame that can be moved up and down via a lifting mechanism, holding the top table at a position above the mast, and connecting each end of the suspension cable spanned over the rope to the carrier It has a configuration in which it is locked to the counterweight and the lifting frame is used as a curing for the opening of the building frame.

  In a preferred embodiment of the present invention, a configuration in which a portion corresponding to the mast of the lift frame is a partial frame that can be opened and closed.

  In a preferred embodiment of the present invention, the partial frame of the lifting frame is configured to be openable and closable around a horizontal axis.

  Furthermore, in a preferred embodiment of the present invention, the partial frame of the lift frame is configured to be slidably openable and closable.

  ADVANTAGE OF THE INVENTION According to this invention, in the temporary elevator for construction in the building structure under construction, it becomes possible to perform the curing of the elevator opening which is necessarily required safely and easily. In other words, the raising and lowering frame attached to the top base of the temporary elevator for construction is moved up and down in accordance with the height of the opening for curing, so that the curing work can be performed between the lifting frame and the floor opening. Therefore, it is possible to make the curing work safe and simple without any dangers such as falling of personnel from the opening and dropping of materials and instruments. Furthermore, climbing of the temporary elevator for construction can be performed without disassembling the top base of the temporary elevator for construction by having a structure in which a part of the elevator base frame is partially opened and closed so that additional mast can be taken in. Is possible. Furthermore, the uppermost part of the opening of the temporary work elevator can be cured simultaneously with the climbing of the temporary work elevator.

  Below, the whole structure of the temporary elevator for construction with opening curing which concerns on one Embodiment of this invention is demonstrated with reference to FIGS.

  FIG. 1 is a front view showing an entire temporary elevator for construction with opening curing according to an embodiment of the present invention, and FIG. 2 is a side view of FIG. 3 is a sectional view taken along line XX in FIGS. 1 and 2, FIG. 4 is a sectional view taken along line YY in FIGS. 1 and 2, and FIG. 5 is a sectional view taken along line ZZ in FIGS. FIG.

The mast 2 of the temporary elevator 1 for construction with opening curing is installed upright on the foundation G. The mast 2 is formed by connecting a plurality of partial masts 2-1, 2-2,. 3 is a transporter, 4 is a top base, 5 is a lifting frame, and 6 is a counterweight.

Each of the masts 2-1, 2-2,..., 2-n of the mast 2 guides the raising and lowering of the rack 7 for raising and lowering the carrier 3 and the top table 4, and the carrier 3 and the top table 4. A guide member 9 for guiding the lifting and lowering of the guide member 8 and the counterweight 6 is provided. Each of the partial masts 2-1, 2-2,..., 2-n of the mast 2 is fixed and held by the mounting portion 18 on the housing of the building interior of the building structure under construction.

  A transporter drive mechanism 10 is provided below the transporter 3, and the pinion can be rotationally driven by a motor, a speed reduction mechanism, and the like, and the rack 7 provided in each partial mast 2-1, 2-2,. The carrier 3 is moved up and down by meshing with. The roof portion of the transporter 3 is provided with a feeding locking mechanism 14 that locks the other end portion of the suspension rope 13 whose one end is locked to the counterweight 6 and that can be fed out.

A top base drive mechanism 11 is provided at the bottom of the top base 4 and, like the transport device drive mechanism 10, the pinion can be rotated by a motor, a speed reduction mechanism, etc., and each partial mast 2-1, 2-2,. -The top base 4 is moved up and down by meshing with the rack 7 provided in 2-n. The top base 4 stopped at a predetermined position is held at that position by a locking portion 19 such as a kanuki. Usually, the top base 4 is held at a position above the mast 2 . The top base 4 is provided with a rope 12 for guiding the suspension rope 13, and the suspension 3 is balanced with the carrier 3 at each end of the suspension rope 13 through the suspension rope 13 spanned over the rope 12. The weight 6 is locked.

  The top table 4 is provided with a lifting frame 5 that can be moved up and down via a lifting mechanism 16 supported by the support frame 15.

In the temporary elevator 1 for construction with opening curing having such a configuration, assuming that the floor up to the nth floor of the building structure under construction is standing, the space between the upper and lower floors FL of the nth floor The height of the mast 2 is adjusted so that the top base 4 of the temporary elevator 1 for construction with opening curing is located at the top. Carriage 3 openings curing with construction for temporary elevator 1 between each floor to the ground and n floor is vertically movable, by utilizing the opening curing with construction for temporary elevator 1, working from the ground to each floor The movement of workers and the cargo handling work of various materials are carried out smoothly and efficiently.

Then, the lift frame 5 is positioned on the upper floor FL (ceiling part) of the nth floor from the top table 4 via the lift mechanism 16, and the lift frame 5 is positioned at the top of the temporary elevator 1 for construction with opening curing. Used for curing the upper opening.

Next, the detail of the top stand 4 of the temporary elevator 1 for construction with opening curing which concerns on one Embodiment of this invention, and the raising-lowering base frame 5 is demonstrated with reference to FIGS.

  6 is a front view showing a configuration of an upper part of a temporary elevator for work with opening curing according to an embodiment of the present invention, FIG. 7 is a side view of FIG. 6, and FIG. 8 is a plan view of FIG. . FIG. 9 is a side view showing a configuration of an upper part of a temporary elevator for construction with opening curing according to another embodiment of the present invention, and FIG. 10 is a plan view of FIG.

  The top base 4 is raised to the vicinity of the uppermost part of the mast 2 by the top base driving mechanism 11 and the rack 7, and is normally held in a fixed state by the locking part 19. A carrier 3 and a counterweight 6 are locked to each end of the suspension rope 13 that is stretched over the rope 12. The lifting platform frame 5 is a floor of a floor on which an upper level steel frame construction work, etc. is performed on the uppermost floor of the building structure under construction by the lifting mechanism 16 placed on the support frame 15 of the top table 4. In order to be used for curing, it is in the raised position from the chain line position. As the curing work, the gap between the lift frame 5 at the raised position and the opening of the housing is simply closed with a net, an iron plate or the like.

The lift frame 5 is provided with a partial frame 17 that can be opened and closed to be rotatable about a horizontal axis so that a part of the lift frame 5 corresponding to the mast 2 can be opened and closed. . The partial frame 17 is opened, the additional partial masts 2- (n + 1), 2- (n + 2) are taken in, passed through, and connected to the existing partial masts 2-1,. The temporary elevator 1 for construction with curing can be climbed to a further upper position.

As a configuration that allows the partial frame 17 to be opened and closed, it is also possible to use a configuration (FIGS. 9 and 10) that is slidably opened and closed on the lifting frame 5. Although disclosed, various lifting mechanisms such as a mechanism that can be moved up and down directly by a hydraulic cylinder, a mechanism using a rack and pinion, a mechanism using a suspension rope and a hoisting machine, and a mechanism using a feed screw and a slider can be used.

  As the lifting / lowering stroke of the lifting / lowering frame 5 from the top table 4, it is possible to correspond to the height of any floor as long as it is at least one partial mast height.

  Next, the operation | movement condition of the temporary elevator for construction with opening curing which concerns on progress of the construction work of a building structure which concerns on one Embodiment of this invention is demonstrated with reference to FIGS.

  FIG. 11 is a schematic diagram showing before the operation of the operation process of the temporary elevator for work with opening curing according to one embodiment of the present invention according to the progress of the construction work of the building structure, and FIG. FIG. 13 is a schematic diagram showing the state after the operation.

The floor up to the nth floor stands up and the top base 4 is held fixed to the partial mast 2-n so that the transporter 3 of the temporary elevator 1 for construction with opening curing can be stopped on the floor FL of the nth floor. Is done. And the raising / lowering stand frame 5 exists in a raise position in order to use it for the curing of the floor of an n + 1 floor where work, such as the upper-layer steel frame construction, is performed (FIG. 11). As the curing work, the gap between the lift frame 5 in the raised position and the opening of the housing is simply closed with a net, an iron plate or the like.

  Next, when starting the work on the upper n + 1 floor, the partial frame 17 is opened from the lifting frame 5 and the additional partial masts 2- (n + 1) and 2- (n + 2) are passed through, It is possible to connect to the partial mast 2-n (FIG. 12).

When the connection work of the additional partial masts 2- (n + 1) and 2- (n + 2) is completed, the top base 4 is climbed to a further upper position without being disassembled. For the sake of safety, it is desirable that the lifting frame 5 be in the lowered position when climbing. And the transporter 3 of the temporary elevator 1 for construction with opening curing can be stopped on the floor FL of the (n + 1) th floor. The lifting frame 5 is set to a raised position for use in curing the n + 2 floor where work such as the construction of an upper steel frame is being performed (FIG. 13).

  In the embodiment described above, the example in which the length of the partial mast is shorter than the height from the floor surface to the ceiling of each floor is disclosed, but the present invention is not limited to this. If the length of one partial mast is too long, the problem arises that handling at high altitude work is not easy. It is desirable to select an appropriate length in relation to the lifting stroke of the lifting frame 5 from the top table 4 and the height from the floor surface to the ceiling of each floor.

  In addition, by providing a drain outlet in the lift frame 5 and draining the drainage to the nearest floor via a drainage hose, curing of the water can be easily performed.

  Furthermore, as a curing work, in addition to closing the gap between the lifting frame 5 and the opening of the housing with a net, an iron plate, etc., the iron plate is attached to the lifting frame 5 so as to be rotatable about a horizontal axis. By rotating the iron plate or the like, it is possible to close the gap and simplify the curing operation.

Drawing 1 is a front view showing the whole temporary elevator for construction with opening curing concerning one embodiment of the present invention. The side view of FIG. XX sectional drawing of FIG.1 and FIG.2. YY sectional drawing of FIG.1 and FIG.2. ZZ sectional drawing of FIG.1 and FIG.2. The front view which shows the structure of the upper part of the temporary elevator for construction with opening curing which concerns on one Embodiment of this invention. The side view of FIG. The top view of FIG. The side view which shows the structure of the upper part of the temporary elevator for construction with opening curing which concerns on other embodiment of this invention. The top view of FIG. The schematic diagram which shows before operation | movement of the operation | movement process of the temporary elevator for construction with opening curing which concerns on progress of the construction work of a building structure concerning one Embodiment of this invention. The schematic diagram which shows during operation | movement of the operation | movement process of the temporary elevator for construction with opening curing which concerns on progress of the construction work of a building structure concerning one Embodiment of this invention. The schematic diagram which shows the after operation | movement of the operation process of the temporary elevator for construction with opening curing which concerns on progress of the construction work of a building structure concerning one Embodiment of this invention.

Explanation of symbols

1 … Temporary elevator for construction with opening curing
2 ... Mast 2-1, 2-2, ... 2-n ... Partial mast 2- (n + 1), 2- (n + 2) ... Additional partial mast 3 ... Carryer 4 ... Top base 5 ... Lifting platform frame 6 ... Balance weight 7 ... Rack 8 ... Guide member 9 ... Guide member 10 ... Carryer drive mechanism 11 ... Top base drive mechanism 12 ... Rope 13 ... Suspension rope 14 ... Feeding lock mechanism 15 ... Support frame 16 ... Lifting mechanism 17 ... Part Underframe 18 ... Mounting part 19 ... Locking part G ... Base FL ... Floor

Claims (4)

With the mast installed upright,
A rack provided on the mast;
A carrier capable of moving up and down along the mast by meshing with the rack;
A top carriage that includes a cable trolley and is movable up and down along the mast by meshing with the rack;
A counterweight that can be raised and lowered along the mast;
A suspended rope spanned over the rope;
A lifting frame provided on the top table so as to be movable up and down via a lifting mechanism;
Holding the top base at a position above the mast, and locking each end of the suspension cable spanned over the cable trolley to the carrier and the balance weight;
The lifting frame was used as a curing for the opening of the building frame,
Temporary elevator for construction with opening curing.   The temporary elevator for construction with opening curing according to claim 1, wherein a portion of the lifting frame corresponding to the mast is a partial frame that can be opened and closed.   The temporary elevator for construction with opening curing according to claim 2, wherein the partial frame of the lifting frame is provided so as to be openable and closable about a horizontal axis.   The temporary elevator for construction with an opening curing according to claim 2, wherein the partial frame of the lifting frame is slidably openable and closable.

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