JPH041181Y2 - - Google Patents

Description

[Detailed description of the invention] (Field of industrial application) This invention is characterized by a so-called lip channel steel that is relatively long in the longitudinal direction with respect to the width direction, and has a roughly C-shaped cross section embedded at both ends in the longitudinal direction of the back surface. The present invention relates to a hanging tool for connecting a hanging member of a lifting device and a board when a concrete board is lifted and transported by a lifting device such as an overhead crane.

(Prior Art) Generally, a concrete plate material having a substantially C-shaped cross-sectional channel steel embedded in the back side is used as an architectural panel (hereinafter referred to as an exterior wall panel) for the exterior wall or balcony of a building.

Conventionally, transportation of the exterior wall panels, such as loading and unloading onto a loading platform, has been done manually.

(Problem that the invention aims to solve) However, transporting large and heavy exterior wall panels is very hard work for the workers, and it is also dangerous and can cause serious injury if dropped by mistake during transport. It was hot.

Therefore, in order to carry out the work of transporting this exterior wall panel safely and without requiring labor, it is sufficient to use a lifting device such as an overhead crane to lift and transport the exterior wall panel. Since there is no hooking part that can be engaged with the hooking member of the device, in order to lift this outer wall panel with the lifting device, a hanging tool is required to connect the hooking member of the lifting device and the outer wall panel. The hanging tool is preferably one that can be reliably hung on the outer wall panel and that can be easily connected to and removed from the outer wall panel.

In addition, when using the above-mentioned hanging tools to lift an exterior wall panel that is relatively longer in the longitudinal direction than in the width direction, it is recommended to hang the hanging tools only on both ends of the exterior wall panel. , it is possible that the outside wall panel may break in the center.

(Means for Solving the Problems) The hanging device of the present invention can be used when lifting and transporting a concrete plate material with a so-called lip channel steel having a substantially C-shaped cross section embedded in the back surface using a lifting device. A hanging tool for connecting a hooking member of the lifting device and the plate material, wherein the plate material has the channel steel embedded in both longitudinal ends of the back surface substantially parallel to each other along the width direction. At the same time, one end of a wire rod having an appropriate length is fixed to approximately the center of the back surface, and the hanging tool is a hanging tool that is formed longer than the gap between the channel steel embedded in both ends of the plate material. a locking device that is detachably provided with a lip piece provided on both sides of the opening of the channel steel at a position corresponding to the channel steel of the plate material at both ends of the hanging tool main body; a jacking device provided approximately at the center of the hanging tool body and pulling the wire provided on the plate material upward with an appropriate force; and a jacking device provided at an appropriate position of the hanging tool main body and engaging with a hook member of the lifting device. The device is equipped with a hooking member.

(Function) The locking device of the hanging tool is locked to the channel steel of the outer wall panel, and the jacking device pulls the wire upward with an appropriate force to pull the central part of the outer wall panel toward the main body of the hanging tool. Then, by engaging the hooking member of the lifting device and the hanging member of the hanging device, the lifting device and the exterior wall panel are connected via the hanging device, and the exterior wall panel is connected by the hanging device. becomes transportable.

(Example) Hereinafter, an example of the present invention will be described with reference to the drawings.

FIG. 1 shows a hanging device according to the present invention in a state where it is fixed to an external wall panel.

In the figure, reference numeral 1 denotes an outer wall panel, and on the back surface 2 of the outer wall panel 1, so-called lip channel steels 3, 3 are embedded at both ends in the longitudinal direction substantially parallel to the width direction. The channel steel 3 is formed into a substantially C-shaped cross section with lip pieces 5, 5 on both sides of the opening edge. Further, a wire rod 6 made of wire or the like is provided approximately at the center of the back surface 2 of the outer wall panel 1. The wire rod 6 has an appropriate length, and one end is embedded in the outer wall panel 1.

Reference numeral 10 denotes a hanging tool main body, and the hanging tool main body 10 is formed into a cylindrical body with a rectangular cross section. Hanging tool body 1
The length of 0 is made longer than the distance between the channel steels 3, 3. Locking devices 11, 11 are provided at both ends of the hanging tool main body 10. Locking device 1
1 and 11 are configured to be able to be engaged with and detached from the channel steel 3 of the outer wall panel 1, and these locking devices 11 and 11 are provided so as to correspond to the channel steel 3 and 3.
In other words, the distance between the channel steels 3, 3 and the locking device 11,
The distances between 11 and 11 are made equal.

As shown in FIG. 2, the locking device 11 is fixed to a rotating shaft 12 that vertically passes through the hanging tool main body 10 and is pivotally supported by the hanging tool main body 10, and to the lower end of the rotating shaft 12, A locking piece 13 that engages with the lip pieces 5, 5 of the channel steel 3, a cam member 16 pivotally supported eccentrically on the upper end of the rotating shaft 12 by a pin 15, and a handle rod fixed to the cam member 16. It consists of 17.

The locking piece 13 is formed into a substantially rectangular plate shape, and its substantially central portion is fixed to the lower end of the rotating shaft 12. The locking piece 13 has a width A narrower than the width B of the opening of the channel steel 3, a length C longer than the width B of the opening of the channel steel 3, and a width D of the channel steel 3. It is formed shorter than. Furthermore, the rotating shaft 12 is
By rotating the handle rod 17 in the vertical direction, the handle rod 17 is moved in the vertical direction by the action of the cam member 16 that comes into contact with the upper surface of the hanging tool main body 10. Further, the rotating shaft 12 can also be rotated by operating the handle rod 17.
Therefore, the locking piece 13 fixed to the rotating shaft 12 is moved up and down by the operation of the handle rod 17, and
Rotate horizontally.

Reference numeral 20 denotes a jacking device provided approximately at the center of the hanger body 10, and this jacking device 20 pulls up the wire rod 6 provided approximately at the center of the outer wall panel 1.

FIG. 3 shows a schematic configuration of this jacking device 20.

In the figure, 21 is a frame provided on the upper surface of the hanger main body 10, and this frame 21 has an upper chamber 22 and a lower chamber 23 formed therein.
Reference numeral 25 denotes a jack rod that is inserted in through holes 21a, 21b, and 10a provided in the frame 21 and the hanger body 10, respectively, and is disposed in the vertical direction. A locking portion 25a for locking the wire rod 6 provided on the outer wall panel 1 is formed at the tip of the jack rod 25. A gripping rod 26 is pivotally supported in the lower chamber 23 of the frame 21 . A swinging member 30 for raising the jacking rod 25 is provided at the tip of the gripping rod 26. The swing member 30 is provided with a through hole 27 through which the jack rod 25 is inserted. Further, a spring 31 is disposed around the jack rod 25 inside the lower chamber 23, and this spring 31 causes the swinging member 30 to
is biased counterclockwise in FIG. 3 around the pivot portion 26a of the gripping rod 26. Further, in the upper chamber 22 of the frame 21, a holding rod 28 is provided.
is supported. A through hole 29 is provided at the tip of the holding rod 28 through which the jacking rod 25 is inserted. Furthermore, one end of a spring 32 is fixed to the base end of the holding rod 28, and the other end of a spring 32 is fixed to the hanging tool main body 10, and the holding rod 28 is rotated around the pivot portion 28a by this spring 32. In FIG. 3, it is biased counterclockwise. Therefore, the gripping rod 26 is moved to the third position against the biasing force of the spring 31.
By swinging clockwise in the figure, the swinging member 30 also swings in the same direction, and as the swinging member 30 rotates, the through hole 2 of the swinging member 30
7 rises. The jack rod 25 thus raised is held at the raised position by the holding rod 28. That is, the holding rod 28 holds the jacking rod 25 because the peripheral edge of the through hole 29 of the holding rod 28 and the jacking rod 25 come into contact with each other due to the biasing force of the spring 32 . Therefore, even if the gripping rod 26 swings counterclockwise due to the biasing force of the spring 31, the jacking rod 25 does not descend. As described above, the gripping rod 26
By repeating this and swinging up and down, the jack rod 25 moves upward by an appropriate distance. In addition, when lowering the raised jack rod 25, the holding rod 28 is rotated clockwise in FIG. By separating the peripheral portion of the jack rod 29, the jack rod 25 is lowered.

33, 33 are hanging members that engage with hooking members A, A of a lifting device such as an overhead crane, and these hanging members 33, 33 are provided on the hanging device body 10 at appropriate intervals. .

Next, using the hanging device configured as above,
A case will be described in which the outer wall panel 1 is transported by a lifting device such as an overhead crane.

First, the hanging tool is arranged on the outer wall panel 1 so that the channel steels 3, 3 of the outer wall panel 1 and the locking devices 11, 11 of the hanging tool match. At this time, the locking device 1
The first locking piece 13 is disposed within the channel steel 3 along the opening of the channel steel 3. Then, the handle rod 17 of the locking device 11 is operated to rotate the locking piece 13 perpendicular to the channel steel 3, and the handle rod 17 is rotated downward to move the locking piece 13 upward. The locking piece 13 and the hanging tool main body 10 sandwich the lip pieces 5, 5 of the channel steel 3. Then, the wire rod 6 of the outer wall panel 1 is attached to the locking part 2 of the jack rod 25.
5a and swings the gripping rod 26 of the jacking device 20, the jacking rod 25 moves upward and the wire rod 6 is pulled upward. This results in
The outer wall panel 1 is lifted upward, and the center portion of the outer wall panel 1 is pressed against the bottom surface of the hanger main body 10 with an appropriate force. Therefore, the hook members A, A of the lifting device
By engaging the hanging members 33, 33 of these hanging tools, the outer wall panel 1 is lifted and transported by a lifting device.

(Effects of the invention) As described above, by using the hanging device of the invention, exterior wall panels can be lifted and transported using a lifting device, which eliminates the need for a great deal of labor compared to conventional manual transport work. This makes transportation work easier. Moreover, the hanging tool is securely locked to the outer wall panel, does not come off inadvertently, and the hanging tool and the outer wall panel can be easily engaged and detached. Furthermore, since the central part of the outer wall panel is pulled toward the main body of the hanging tool by the jacking device of the hanging tool, when the outer wall panel is lifted up, there is no bending at this central part.

[Brief explanation of the drawing]

Fig. 1 shows a schematic configuration of a hanging device according to the present invention, and is a perspective view showing the state when an external wall panel is lifted using this hanging device, and Fig. 2 is a perspective view showing a locking device of the hanging device. 3 are sectional views showing a jacking device for a hanging tool. 1...Outer wall panel, 2...Back side of the outer wall panel,
3... Channel steel, 5... Lip piece of channel steel, 10...
... Hanging tool main body, 11... Locking device, 20... Jacking device, 33... Hanging member.

Claims (1)

[Scope of Claim for Utility Model Registration] When a concrete plate material with a so-called lip channel steel with a substantially C-shaped cross section embedded in the back surface is lifted and transported by a lifting device, the hooking member of the lifting device and the above-mentioned A hanging device for connecting a plate material, wherein the plate material has the channel steel embedded in both ends in the longitudinal direction of the back surface in a substantially parallel manner along the width direction, and the channel steel is embedded approximately in the center of the back surface. One end of a wire rod having an appropriate length is fixed, and the hanging tool includes a hanging tool main body formed longer than the gap between channel steel embedded in both ends of the plate material, and this hanging tool main body. a locking device detachably provided to a lip piece provided on both sides of the opening of the channel steel at a position corresponding to the channel steel of the plate material at both ends;
a jacking device provided approximately at the center of the hanging tool body and pulling the wire provided on the plate material upward with an appropriate force; and a jacking device provided at an appropriate position of the hanging tool main body and engaging with a hook member of the lifting device. A hanging tool characterized by comprising a hanging member.