JP2522851B2 - Crane support device - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a column supporting member for a crane, which is effective in constructing a high-rise building.

Conventional technology Conventionally, when constructing a high-rise building, the work of hoisting steel frame components such as columns, beams, and floor materials above is generally done by installing a jib crane with a high lift at a high place and wire the steel frame components. It is hung with a rope and transported to the intended installation location.

Problems to be Solved by the Invention The above-described work is dangerous and requires professional workers such as Tobi.
Moreover, it was difficult to work when the wind was strong or when it rained.

An object of the present invention is to provide a column supporting device for a crane, which is safe, efficient, and easy in consideration of the decrease in the number of professionals.

Means for Solving the Problems In order to solve the above-mentioned problems, the present invention provides a pillar material for a crane that can hold a pillar material that is orthogonal to the pillar and has arms that project symmetrically with respect to the pillar in a vertical posture. In the holding device, a pair of support frames are provided on a holding body that is vertically movably suspended by a crane and movably hung, through a space in which a support column moves relatively horizontally and can be inserted. A table having a supporting member for supporting the arm from below is provided on each support frame so as to be relatively movable in the length direction, and a clamping device for holding the support on these tables is provided. A posture adjusting device for rotating the shaft around the axis is provided.

Action In the above-mentioned configuration, the support body is fitted onto the upright standing pillar material by moving the holding body, and the supporting frame is slightly raised to support the arms of the pillar material by the supporting member, and the pillar is clamped by the clamp device. Then, the support member is held in the vertical posture which is the installation posture. Then, the crane is operated to carry the supporting member to the installation location, and the supporting member is rotated by the posture adjusting device to adjust the mounting posture and then assembled. This makes it possible to easily and safely transport the strut without requiring a professional craftsman.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 4, reference numeral 1 denotes an overhead crane device arranged on the working floor (a) at the top for constructing a high-rise building (a), and a jack device (c) arranged on the working floor (a). It is for constructing a building by sequentially installing the pillar materials A between the ground (d) or the existing pillars (e) and pushing up the working floor (a).

As shown in FIGS. 1 to 3, this overhead crane device 1 movably supports the traveling wheels 3 at both ends of the girder 2 by being guided by a pair of crane rails 4 arranged on the working floor (a). The traveling pinion 6 rotationally driven by the traveling motor 5 meshes with the traveling rack 7 arranged along the crane rail 4 to drive the girder 2. On the girder 2, a traverse wheel 9a is guided by a pair of traverse rails 8 and a freely movable club carriage 9 is provided.
A traverse pinion 11 which is rotationally driven by 10 is meshed with a traverse rack 12 arranged on the girder 2 along the traverse rail 8 to drive the club carriage 9. A moving space 13 is formed between the traverse rails 8 in the girder 2, and an elevating and lowering support column 13 is provided in the club carriage 9 so as to pass through the club carriage 9 and be vertically movable. That is, the swing cylinder 14 is rotatably attached to the club carriage 9,
The ring gear 15 attached to the outer periphery of the
The rotary pinion 17 that is rotationally driven by 16 is meshed with the rotary cylinder 14 to be rotationally driven. Inside the rotary cylinder 14, a rectangular column-shaped lifting column 13 is guided only up and down, and the piston rods of four lifting cylinders 18 suspended from the rotary column 14 at symmetrical positions are connected to the lower part of the lifting column 13. It is driven up and down.

A horizontal beam (holding body) 19 is fixed to the lower end of the elevating support column 13 at an intermediate portion, and the support member A can be held in a vertical posture at one end of the horizontal beam 19 which is slightly curved and has a lower crank shape. A support material holding device 20 is provided, and a floor material holding device 21 capable of holding the floor material D or the beam material E in a horizontal posture is provided at the other end of the horizontal beam 19.

The pillar material A is formed in a square shape with arms C suspended vertically from the pillar B, and is carried into the vicinity of the working floor (a) by an exterior crane (f).

As shown in FIGS. 5 to 9, the support member holding device 20 is
A pair of left and right support frames 23 are horizontally projected at one end of the lateral beam 19 via a holding space 22 into which the pillar B can be inserted and removed, and are formed in a U shape in plan view. A pair of left and right slide rails 24 are arranged on the support frames 23 in the length direction of the upper surface, and a movable rectangular tube-shaped slide table is provided on the slide rails 24 (an example of a table).
25 is fitted. At the center position of the support frame 23,
A guide elongated hole 26 is formed so as to penetrate vertically along the length direction, and the slide table 25 has a vertical axis 27 penetratingly provided so as to project downward from the inner surface of the top plate 25a. Is fitted to. Top 25 of slide table 25
a On the top surface, the vertical adjustment cylinder 28
And a cylindrical guide tube body 29 that fits over this is erected,
An elevating table (an example of a supporting member) 30 for supporting the arm C of the supporting member A from below is fitted to the guide cylinder 29 so as to be vertically movable and rotatable, and the piston rod of the vertically adjusting cylinder 28 is vertically moved. It is connected to the table 30. Further, a polymer plastic plate 30a which allows the arm C to slide to some extent is attached to the upper surface of the lifting table 30.

Posture adjusting jacks 31 each having a screw shaft 31a connected to a slide table 25 are arranged on the upper surface of the support frame 23 at the base end side, and a jack drive motor 32 for driving the jacks 31 in a relative direction between the jacks 31. Is provided, and each drive shaft 34 is connected to each jack 31 through the gear box 33.
The attitude adjusting device 99 is configured by being connected to.

As shown in FIGS. 7 and 8, each vertical axis 27 has a pillar B.
A column clamp device (35) for holding the column is rotatably arranged. That is, the clamp frame 37 is fixed to the boss 36 rotatably fitted on the vertical axis 27.
37, the first clamp portion 35A of the opposite side support frame 23 and the first clamp portion 35A which is held from the left and right side surfaces of the support column B,
A second clamp portion 35B that abuts the rear side surface of the support column B and a third clamp portion 35C that abuts the front side surface of the support column B and holds the support column B from the front and rear side surfaces are provided. .

As shown in FIG. 8, in the first clamp portion 35A, the pair of parallel link arms 38 is the first bearing 39 of the clamp frame 37.
And a bracket of the first clamp plate 40 are rotatably arranged in the directions of arrows H and I around the vertical axis, and the parallel link arm 38
A drive lever 41, which is linked to one side of the first bearing 39 through a vertical shaft 39a of the first bearing 39, is pin-connected to the piston rod of the first clamp cylinder 42. Therefore, by rotating the parallel link arm 38 by the first clamp cylinder 42 via the drive lever 41, the first clamp plate 40 can be moved toward and away from the side surface of the column B in a posture parallel to the side surface.

As shown in FIG. 7, the second clamp portion 35B has a second clamp lever 44 having a second clamp plate 43 at the tip thereof, and a second bearing 45 of the clamp frame 37 and a vertical shaft 45a through an arrow.
It is rotatably supported in the J and K directions. On the other hand, the third clamp part 35C has a third clamp plate 46 at one end.
The clamp lever 47 connects the middle part to the third part of the clamp frame 37.
The bearing 48 is rotatably supported in the directions of arrows L and M via a vertical shaft 48a, and the piston rod of a third clamp cylinder 49 is pin-connected to the other end of the third clamp lever 47. An interlocking arm 50 is rotatably connected between the other end of the third clamp lever 47 and the second clamp lever 44.
Therefore, the third clamp cylinder 49 can rotate the third clamp lever 47 in the directions of arrows L and M, and the second clamp lever 44 can be rotated in the directions of arrows J and K via the interlocking arm 50. In addition, each clamp plate 40, 43, 46
A polymer plastic plate 40a, 43a, 46a capable of holding the side surface of the column B so as to be slidable to some extent is attached to the surface of the.

According to the configuration of the support member holding device 20 described above, FIGS.
As shown in phantom in the figure, the first and third clamp cylinders 4
2, 49 are contracted to set the first to third clamp plates 40, 43, 46 to the open position, and the support column B below the arm member C of the support member A is inserted into the holding space 22. Then, the horizontal beam 19 is slightly raised and the arms C are placed on the both lifting tables 30, and then the first and third clamp cylinders 42 and 49 are respectively extended to extend the first to third clamp plates 40, 43 and 46. Rotate in the directions of arrows H, J, and L respectively, and
Each side surface is clamped by the six clamp plates 30, 33, 36 to hold the support member A in a vertical posture. After driving the overhead crane device 1 to transport the pillar material A to the target location, the lifting adjustment cylinder 28
The height of the pillar material A is adjusted by the and the slide table 25 is moved in the relative direction by the jack drive motor 32 to move the pillar material A around the vertical axis R in the directions of arrows N and O as shown in FIG. The support member A can be positioned at the attachment position by rotating the support member A. At this time, as is also clear from FIG. 9, the arm C is slightly slid on the lifting table 30 via the plastic plate 30a, and the support clamp device 35 is rotated about the vertical axis 27, and Each clamp plate 30, 33, 36 slides on the side of the support B through the plastic plates 30a, 33a, 36a,
It is possible to allow the displacement of the clamp position due to the rotation.

The floor material D is formed with penetrating holes E at four symmetrical positions on a diagonal line. The floor material D is carried into the vicinity of the working floor (a) by the exterior crane (f) and is brought into a plurality of steps (four steps in the drawing) via the sleeper G. It is stowed.

The floor material holding device (horizontal material holding device) 21 is shown in FIGS.
As shown in FIGS. 11 to 14, a winch device 51 disposed at the other end of the transverse beam 19 and a winch device 51 suspended from the winch device 51 via a wire rope 52 and sheaves 53, 54. An elevating frame (elevating body) 55 having a rectangular shape in plan view, a guide device 56 for guiding the elevating and lowering of the elevating frame 55, and an elevating frame 55
A pair of left and right holding struts 58A, 58B having a plurality of support claws 57 that can be pulled out from and retractable from the front and rear, and a gap adjusting device 59 for moving the two holding struts 58A, 58B close to and away from each other.
It consists of and.

The winch device 51 includes a stationary sheave 53 disposed on the lateral beam 19 and a movable sheave disposed on the elevating frame 55.
A wire rope 52 is wound between 54, and both ends of the wire rope 52 are disposed on the lateral beam 19 so that the winch drive motor 60
Are respectively wound on two winding drums 61 which are rotationally driven by.

The guide device 56 includes front and rear, left and right girders 55a, 55 of the lifting frame 55.
Four sets of pantograph mechanisms 62 each having a large number of equal-length links 62a combined at positions corresponding to b are arranged between the horizontal beam 19 and the elevating frame 55, and the elevating frame 55 can be raised and lowered without shaking. Note that instead of the pantograph mechanism 62, a telescopic mechanism telescopic rod may be adopted.

As shown in FIG. 11 and FIG. 12, the space adjusting device 59 has a front and rear beam 55a with a fixed space between the left and right beam 55b of the lifting frame 55.
A pair of shift rails 63 are arranged, and holding columns 58A and 58B are movably supported by the shift rails 63 by being guided by the shift rollers 64 at the upper ends thereof. The left and right holding columns 58A and 58A, 58B and 58B are integrated by a horizontal member 65 at the upper part, and the piston rods of the two shift cylinders 66 arranged on the left and right beams 55b are connected to the horizontal member 65, respectively. It is possible to adjust the distance between the holding columns 58A, 58B by moving the front and rear holding columns 58A, 58B toward and away from each other in the front-rear direction.

As shown in FIG. 13 and FIG. 14, each of the holding columns 58A, 58B has openings 67 formed at four positions at regular intervals on the front and rear side surfaces, and the holding columns 58A, 58B corresponding to the openings 67, A support claw 57 is mounted in 58B via a horizontal shaft 68 in the left-right direction so as to be rotatable in the directions of arrows P and Q. And the holding column 58
In A and 58B, from the bracket above the horizontal shaft 68, each support claw 57
The support claws 57 can be
Is in the retracted position and the opening 67
It is configured to be rotatable in the directions of arrows P and Q between a protruding position that horizontally protrudes from.

According to the above configuration, the overhead crane device 1 is operated to move the lifting frame 55 above the four floor members D stacked via the sleepers G, and the winch device 51 lowers the lifting frame 55. Each holding column 58A, 58B to the suspension hole E of the floor material D
When the support claws 55 at the lower end of the bottom floor material D are inserted downward, all the retracting cylinders 69 are contracted to rotate the support claws 57 in the arrow P direction from the retracted position to the projected position. Then, the lift frame 55 is slightly lifted by the winch device 51 to lift the four floor materials D. At this time, the sleeper G may be removed. Furthermore, after lifting the elevating frame 55 and operating the overhead crane 1, the floor material D is conveyed to the target installation location and positioned, and then the lowermost stage of the moving cylinder.
Extend 69 to return the support pawl 57 to the retracted position,
55 is lifted and the holding supports 58A and 58B are pulled out from the hanging hole E. Further, the floor material D may be sequentially conveyed from the lower stage side, and the floor material D may be similarly lowered.

In addition, since the floor material holding device 21 can adjust the distance between the holding columns 58A and 58B by the distance adjusting device 59, the floor material D may have a large size, or a hanging hole may be provided at the edge of the floor material D. It may have a notch instead of E. further,
As shown by the phantom line in FIG. 10, the spacing between the holding columns 58A and 58B can be made extremely small, and the beam F can be held in a horizontal posture by the support claws 57. Therefore, it is extremely versatile and can perform a wide range of work.

15 to 17 show another embodiment of the support member holding device.

In this strut material holding device 71, the axis R of the strut B holding a swivel table (an example of a table) 72 having a U-shape in a plan view in which the front is open to both support frames 23 and the strut B can be inserted and removed. It is disposed so as to be rotatable around (relatively movable in the front-rear direction on the support frame 23), and the support B is attached to each swing table 72.
And a hanging member (an example of a strut member) 74 that supports the arm C, and a turning table.
A posture adjusting device 98 for driving the column member A around the axis R by driving 72 is provided.

That is, the turning table 72 is composed of a pair of left and right arm portions 72a along each support frame 23 and a connecting portion 72b for connecting the base end portions of the arm portions 72a, and each arm portion 72a is a supporting frame.
23 While being movably supported by the receiving roller 75 on the upper surface,
The outer peripheral surface of the vertical guide plate 76 that hangs inside the support frame 23 in an arc shape centered on the axis R of the support column B is guided by the guide rollers 77 of the support frame 23, and further, the outer surface of each arm portion 72a has a shaft. The side guide plate 78 that hangs in an arc shape with the center R as the center is guided by the side rollers 79 of the support frame 23, so that the revolving table 72 can freely rotate in the r and s directions with the center R as the center. It is supported.

The clamp device 73 is a first clamp that holds the left and right side surfaces of the column B.
A third clamp portion 73C that clamps the support pillar B from the front and back by a clamp portion 73A, a second clamp portion 73B that contacts the rear side surface of the support pillar B, and a second clamp portion 73B that contacts the front side surface of the support pillar B.
Composed of and.

In the first clamp portion 73A, a first clamp lever 81 having a first clamp plate 80 rotatably attached to one end thereof rotates an intermediate portion in a direction of an arrow h, i to an arm portion 72a via a first vertical shaft 82. The other ends of the left and right first clamp levers 81, which are movably supported, are connected to crank links 84a, 84b, 84c rotatably arranged in the connecting portion 72b via an intermediate vertical shaft 83, One end of the link 84a is pin-connected to the piston rod of the first clamp cylinder 85. Therefore, the first clamp cylinder 85 causes the crank links 84a, 84b, 84c to
Both the first clamp plates 80 can be moved toward and away from each other via the clamp lever 81, and the column B can be held from both the left and right sides.

The second clamp portion 73B has a second clamp plate 8 at the tip.
A second clamp lever 87 having 6 is supported by the arm portion 72a via the first vertical shaft 82 so as to be rotatable in the directions of arrows j and k.

Further, in the third clamp portion 73C, a third clamp lever 90 having a third clamp plate 89 at its tip is supported by an arm portion 72a via a third vertical pin 91 so as to be rotatable in the directions of arrows l and m. . Further, the third clamp lever 90 is interlockingly connected to the second crank lever 87 via two interlocking links 92a and 92b, and the third clamp lever 90 is connected to the third clamp cylinder 93.
When it is rotated in the direction of arrow l by the interlocking links 92a, 92b
The second clamp lever 87 is rotated in the j direction via the second clamp lever 86 and the second and third clamp plates 86, 89 are brought closer to each other, and the strut B is clamped from the front and rear sides.

The attitude adjusting device 98 includes the arm portions 72a of the turning table 72.
The swivel rods 94 extending to the base end side are respectively connected to the swivel rods 94, and the swivel link 96 is pivotally connected to these swivel rods 94 through a vertical pin 95 at the center thereof. And the 17th
As shown in the figure, when the revolving link 96 is rotated by the piston rod of the revolving cylinder 97 in the directions of the arrows n and q, the revolving table 72 is revolved through the revolving rod 94, and the axis B is centered on the column B. It can be rotated in the directions of arrows r and s.

Further, on both arm portions 72 of the swivel table 72, a suspension strut 74a of a suspension member 74 is hung inside the support frame 23, respectively, and a support arm for supporting the arm C at the lower end portion of the suspension strut 74a from below. 74b is projected forward.

In the above configuration, as shown by the phantom line in FIG.
~ The third clamp plates 80, 86, 89 are opened, and the pillar material A is inserted between the arm portions 72a so that the arm C is positioned above the support arm 74b of the hanging member 74. Then, the horizontal beam 19 is slightly raised by the lifting cylinder 18 to support the arm C on the support arm 74b, and the first and third clamp cylinders 85, 9 are also provided.
3 is driven to rotate the first to third clamp plates 80, 86 and 89 in the directions of arrows h, j and l, respectively, to hold the column B. As a result, the overhead crane 1 can be operated to carry the support material A to the installation location, and the swing cylinder and the elevating cylinder 18 can be operated to install the support material A in a desired posture.

Although the support members 20 and 71 are provided on the horizontal beam 19 as a pair with the floor member holding device 21, they may be provided independently on the elevating support column 13.

EFFECTS OF THE INVENTION As described above, according to the present invention, a holding body movable by a crane is provided with a table having a supporting member for supporting arms and a clamp device for clamping a supporting column, and the table is relatively moved. Since the posture adjustment device that rotates the clamped support member around the axis is provided, the support member can be securely held in the vertical position that is the installation position without wire hanging, and the support member can be rotated at the installation position. It can be moved to adjust the installation posture. Therefore, a specialized craftsman is not required, and the transportation work can be performed easily and safely.

[Brief description of drawings]

The drawings show an embodiment of an overhead crane device according to the present invention. Fig. 1 is an overall perspective view, Fig. 2 is a side view showing a supporting member holding device and a flooring material holding device, and Fig. 3 is a flooring material holding device. 4 is a front view of FIG. 4, FIG. 4 is a state of use of the overhead crane, FIG.
FIG. 9 shows a supporting member holding device, and FIG. 5 is a plan view,
FIG. 7 is a front view, FIG. 7 and FIG. 8 are sectional views taken along line I-I and sectional view taken along line II-II shown in FIG. 6, respectively. FIG. 9 is a plan view showing a posture adjustment state, and FIGS. FIG. 14 shows a floor material holding device, FIG. 10 is a side view of the lifting frame, FIG. 11 is a front sectional view of the lifting frame, FIG. 12 is a plan sectional view of the lifting frame, and FIG. Side sectional view, FIG. 14 is the same front view, FIGS. 15 to 17 show another embodiment of the support member holding device, FIG. 15 is a plan view, FIG. 16 is a front sectional view, FIG. FIG. 6 is a plan view showing a posture adjustment state. A: Support material, B: Support material, C: Arms, 1 ... Overhead crane device, 13 ... Lifting support material, 14 ... Swiveling cylinder, 19 ... Horizontal beam, 20 ... Support material holding device, 21 ...... Floor material holding device,
22 …… holding space, 23 …… support frame, 25 …… slide table, 27 …… vertical axis, 28 …… elevation adjustment cylinder, 30 ・ ・ ・
… Lifting table, 31… Posture adjustment jack, 35… Strut clamp device, 35A… First clamp part, 35B… Second clamp part, 35C… Third clamp part, 38… Parallel link arm, 40 ... 1st clamp plate, 42 ... 1st clamp cylinder, 43 ... 2nd clamp plate, 44 ... 2nd clamp lever, 46 ... 3rd clamp plate, 47 ... 3rd clamp lever, 49 ... 3rd clamp cylinder, 50 ... Interlocking arm,
71 …… Supporting device for holding pillars, 72 …… Rotating table, 73 …… Clamping device, 73A …… 1st clamp part, 73B …… 2nd clamp part, 73C …… 3rd clamp part, 74 …… Hanging arm , 7
5 ... Receiving roller, 76 ... Vertical guide plate, 71 ... Guide roller, 80 ... First clamp plate, 81 ... First clamp lever, 85 ... First clamp cylinder, 86 ... Second clamp plate , 87 …… second clamp lever, 89 …… third clamp plate, 90 …… third clamp lever, 93 …… third clamp cylinder, 98 …… posture adjusting device, 99 …… posture adjusting device.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Takanori Kawahara, 3-28 Nishikujo 5-3, Konohana-ku, Osaka City, Osaka Prefecture Hitachi Shipbuilding Co., Ltd. (72) Takashi Kawabata 5--9, Nishikujo, Konohana-ku, Osaka City, Osaka Prefecture No. 3 28 In Hitachi Zosen Co., Ltd. (72) Inventor Suetsuhiro 2293 Nobu-cho, Innoshima City, Hiroshima Prefecture Nichizo Hiroshima Design Co., Ltd.

Claims (1)

(57) [Claims] 1. A support member for a crane, which is capable of holding a support member perpendicular to the support pillar and having arms provided in a symmetrical direction with respect to the support member in a vertical posture, and which is vertically movable and movable on the crane. A pair of support frames are provided on the suspended holding body through a space in which the columns can move relatively horizontally and can be inserted, and a table having a support member for supporting the arms from below is provided on these support frames. Provided on each support frame so as to be relatively movable in the length direction, and provided with a clamp device for holding the columns on these tables, and an attitude adjustment device for relatively moving both tables to rotate the columns around the axis. A column supporting device for a crane, which is characterized in that