JPH09279848A - Device for dividing interval for reinforcing bar arrangement - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make it possible to quickly and accurately arrange bars to carious arrangement width by forming a hook to part of a link member pin-connecting alternately a plurality of freely slidable sliders to parallel guide supports and by restricting the slide of the slider. SOLUTION: Sliders 14A, 14B..., 14a, and 14b... are arranged in a freely slidable manner at proper intervals on guide supports 11 and 12 held in parallel by a restricting member 13, and slider 14a and slider 14A are coupled in a rotatable manner by a link member 15a coupling the slider 14a and slider 14A by pins. A hook 17 is formed at the end of link member 15a, The sliders inserted to the guide supports 11 and 12 are respectively coupled by link member 15 and a coupling link 18, and the interval of adjacent hooks 17, 17 always becomes equal. Also, a screw 19 is attached to the slider 14a, and the slider 14a is fixed to the guide support 11 by tightening the screw 19. Then, by changing the intervals between the guide supports 11 and 12, arrangement pitch of reinforcing bars can be adjusted.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bar arrangement interval indexing device for binding longitudinal bars and horizontal bars at equal intervals and then tying them with a tie bar in construction and civil engineering work sites. It is a thing.

[0002]

2. Description of the Related Art Generally, in the conventional bar arrangement work, for example, in the case of constructing a concrete wall, first the vertical bars are arranged at predetermined pitches according to the marking of the foundation and then the horizontal bars are arranged. After using the scale to determine the dimensions, mark the vertical lines that should be the reference with chalk, oil-based writing implements, etc., and then arrange the horizontal lines sequentially as a guide, and after that, the vertical lines And the horizontal stripes were tied together with a numbered line, etc.

In order to construct a concrete floor slab, first, a pillar, which is a pipe support, is constructed in accordance with the allocation, a large pull and a joist are arranged on this, and a floor form board is pasted on the pillar to form a floor mold. The frame is assembled, and the slab reinforcement is arranged vertically and horizontally at a predetermined pitch above the floor formwork. This time,
As in the case of concrete wall construction, the reinforcing bar operator had previously marked the standard lines with a scale, chalk, and an oil-based writing tool, and the slab streaks were sequentially arranged using these standard lines as a guide.

[0004]

However, as described above, in the conventional bar arrangement work, various bar arrangement pitches are required according to the set strength, and each time the bar arrangement position of the reinforcing bar is measured by the scale, Had to fill in. For this reason, the work is complicated and time-consuming and inefficient. In addition, there is a drawback that a skilled worker is required to accurately perform the bar arrangement pitch. Further, when binding the horizontal reinforcing bars for walls, the worker must perform the binding work while supporting the reinforcing bars at the bar arrangement position, which is difficult.

The object of the present invention has been made in view of these problems of the conventional bar arrangement work, and is to provide a bar arrangement interval indexing device which can quickly and accurately perform the bar arrangement work adapted to various bar arrangement widths. To provide.

[0006]

In order to achieve the above object, the bar arrangement spacing indexing device of the present invention comprises first and second guide columns arranged in parallel, and the first and second guide columns. A restricting member that restricts the intervals between the columns in parallel, a plurality of sliders that are slidably arranged on the guide columns at appropriate intervals, a slider that slides the first guide columns within the slider, and a second slider. And a plurality of link members for alternately pin-connecting a slider sliding on the guide column of the above, a hook is formed in a part of the link member, and a fixing mechanism for restricting sliding of the slider is provided. It is a thing.

Further, the hook formed on a part of the link member is arranged outside the second guide column. Further, a fixed clamp is attached to a part of the link member. The hook is provided with an index indicating a pitch.

A plurality of link elements, in which first and second link members having the same length are pin-coupled at their intermediate points, are pin-coupled at the ends of the link members, respectively. It is characterized in that hooks are respectively attached to the end portions and the opening degree fixing tools are arranged at both end portions of the link elements connected to each other. Further, a fixing clamp is attached to the opening degree fixing tool. Further, a height adjusting tool is provided below the opening fixing tool.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
This will be described with reference to the drawings. FIG. 1 is a configuration diagram of a main part of a bar arrangement interval indexing device that is an embodiment of the present invention, and FIG. 2 shows a case where the interval between the first and second guide columns is narrowed and the bar arrangement pitch is increased. Explanatory drawing, FIG. 3 is a cross-sectional view of a main part of the same bar arrangement interval indexing device.

Here, the bar arrangement interval indexing device 10 includes a first guide column 11 and a second guide column 12 which are vertically arranged.
And are held in parallel by a restricting member 13 that restricts the interval in parallel. The restricting members 13 are arranged at both upper and lower ends of the guide column. In addition, in the present embodiment, the first guide column 11 and the second guide column 12 are hollow pipes in order to reduce the weight.

A plurality of sliders 14 are arranged on the guide columns 11 and 12 so as to be slidable at appropriate intervals, and a slider 14a for sliding the first guide column 11 within the sliders.
And a slider 14A that slides on the second guide column 12 are connected by a link member 15a that is pin-connected. Link member 15a, slider 14a, and slider 1
4A is rotatably connected by pins 16 and 16, and a hook 17 on which a reinforcing bar material can be placed is formed at an end of the link member 15a. Further, as shown in FIGS. 1 and 2, a scale 11a is displayed on the guide column 11, so that the amount of movement of the slider can be displayed.

On the outside of the hook 17, the index protrusion 1
7a are formed. The distance between the reinforcing bars can be easily measured by the index protrusion 17a. Furthermore, the first guide column 1
One of the inserted sliders 14a, 14b, 14c, ...
14x, and the sliders inserted in the second guide columns 12 are 14A, 14B, 14C, ... 14X,
The slider 14A and the slider 14b are connected by a link 18
It is pin-coupled with. The slider 14a and the slider 14A are pin-coupled to each other by a link member 15a. In a zigzag manner, the slider 14b and the slider 14B are pin-coupled to each other by the link member 15b, and the slider 14B and the slider 14c are pin-coupled to each other by the connecting link 18.

As described above, the slider inserted in the first guide column 11 and the second guide column 12 is the link member 1
5. The hooks 17 are connected to each other by the connecting links 18, and the intervals between the adjacent hooks 17 are always the same.
In other words, the first guide column 11 and the second guide column 12 kept in parallel by the restricting members 13, 13 keep the distance between the hooks 17, 17 depending on the effective length (angle) of the link member 15 and the connecting link 18. decide.

A screw 19 which is a fixing mechanism is attached to the slider 14a, and by tightening the screw 19, the slider 14a can be fixed to the first guide column 11. In the present embodiment, the screw 19 has been described as being attached to the uppermost slider 14a, but the present invention is not limited to this and may be attached to another slider. Further, the regulation member 13 may be fixed, and thus the interval between the hooks 17 can be held and fixed.

As shown in FIG. 3, a fixed clamp 20 is attached to the portion of the link member 15a located on the second guide column 12 at an appropriate height. Fixed clamp 20
The vertical reinforcing bars 23 can be sandwiched by the sandwiching portions 22 that are biased in the closing direction by the springs 21 to hold and fix the bar arrangement interval indexing device 10.

Next, a method of using the bar arrangement interval indexing device configured as described above will be described. First, when increasing the bar arrangement pitch, as shown in FIGS. 2 and 5, the interval between the first guide column 11 and the second guide column 12 is narrowed to increase the pitch of the sliders 14A, 14B ... 14X. On the contrary, when the bar arrangement pitch is reduced, the distance between the first guide column 11 and the second guide column 12 is increased as shown in FIGS. After the distance between the hooks 17, 17 is determined in this manner, the hooks 17 are fixed to the vertical reinforcing bar 23 by the fixing clamp 20.

After fixing the bar arrangement interval indexing device 10 to the vertical reinforcing bar 23, the horizontal reinforcing bar 24 is hooked as shown in FIGS.
Put on 7 and set temporarily. Only by setting the horizontal reinforcing bars 24 on the hooks 17 at the respective heights, the reinforcing bar widths can be automatically assigned, and it is not necessary to bind them while supporting them by hand, so that the working efficiency can be remarkably improved. In addition, in order to adjust the height of the bar arrangement interval indexing device 10 itself, a pier 25 or the like can be used.

FIG. 8 is a schematic view of the essential parts of another embodiment of the present invention. The bar arrangement interval indexing device 10 has a plurality of link elements 29 each having a first link member 26 and a second link member 27 of equal length rotatably supported by a pin 28 at an intermediate point therebetween. The ends of the link members 26 and 27 are connected by pins 30 and 31. A hook 32 is formed on the side end of the first link member 26. The hook 32 is shaped so that a reinforcing bar can be placed on it. Further, on the outside of the hook 32, the index protrusion 3
2a is formed, and the pitch of the hooks 32 can be easily measured.

Opening fixtures 33 are provided at both ends of the link elements 29, which are connected to each other. In the opening fixing tool 33, the end portion of the second link member 27 is connected to the fixed end 33a by a pin 34. Further, the end portion 26 a of the first link member 26 is movably arranged in the elongated hole 35.
A bolt 36 and a wing nut 37 are attached to the end of the first link member 26, and by tightening the wing nut 37, the movement of the bolt 36 in the elongated hole 35 is restricted.

As a result, the first link member 26 and the second link member 26
The angle of the link member 27 of the
2, 32 intervals can be set. Further, a scale 38 is formed on the opening fixing tool 33, so that the interval between the hooks 32 can be determined in advance without measuring with a scale. Further, as shown in FIG. 10, the link element 29 is provided with a spring-biased sandwiching portion 22, which can be easily attached to the vertical reinforcing bar 23.

With the above configuration, the distance between the hooks 32, 32 can be adjusted as shown in FIGS. Further, in this embodiment, since there is no guide pillar, the guide pillar does not interfere when shortened.

Below the opening fixing tool 33, a height adjusting tool 39 is provided.
Is attached. The height adjuster 39 is composed of a leg member 40 rotatably attached by a pin and a leg member 42 movably fitted in an elongated hole 41.
The leg member 42 is connected with a pin 43 at the center. Therefore, the leg members 40 and 42 form a link mechanism having the same length, and the opening degree fixing tool 33 can be moved up and down in parallel.

The height adjusting tool 39 constructed as described above
The height can be adjusted by moving the ends of the leg members 42 in the elongated holes 41.

FIG. 11 is a plan view showing another embodiment of the fixed clamp 44. Here, the fixed clamp 44 is composed of a press fitting 46, which is supported by a pin 45 so as to be openable and closable, a tightening bolt 47, a wing nut 48, and the like. The tightening bolt 47 rotates in the direction of arrow A, sandwiches the vertical reinforcing bar 23, and then tightens the wing nut 48 to fix it.

FIG. 15 is an explanatory view showing a case where the same bar arrangement spacing indexing device is used for bar arrangement of a floor slab. The bar arrangement interval indexing device 10 includes bar arrangement position adjusting mechanisms 49 on both sides. By the bar arrangement position adjusting mechanism 49, the bar is fixed on the slab mold 50 and the position from the mold is adjusted.

As shown in FIGS. 16 and 17, the bar arrangement position adjusting mechanism 49 comprises a mounting base 51, parallel links 52 and 53, an adjusting bolt 54, an adjusting nut 55 and the like. In the bar arrangement position adjusting mechanism 49 having such a configuration, by tightening the adjusting nut 55, the parallel link 5
2, 53 fall and the hook 17 approaches the slab formwork 50. Conversely, when the adjustment nut 55 is loosened, the parallel link 52.
53 rises and can be moved away from the slab formwork 50 while keeping the first guide column 11 and the second guide column 12 in a vertical state.

As described above, the reinforcing bar spacing indexing device 10 of the present invention can also be used for reinforcing bar of a floor slab.

[0028]

As described above, in the bar arrangement spacing indexing device of the present invention, the spacing between the first and second guide struts arranged in parallel and the spacing between the first and second guide struts are parallel. A regulating member for regulating, a plurality of sliders slidably arranged on the guide column at appropriate intervals, a slider for sliding the first guide column within the slider, and a second guide column for sliding. A plurality of link members for alternately pin-connecting the slider to each other, forming a hook on a part of the link member, and including a fixing mechanism for restricting sliding of the slider,
Since the hook formed in a part of the link member is arranged outside the second guide column, it is not necessary to mark the bar arrangement pitch with a scale or a choke, which makes the bar arrangement work remarkably efficient. You can do it. Further, the bar arrangement pitch can be accurately performed, and reliable bar arrangement and binding work can be performed without requiring a skilled bar arrangement worker.

Further, since a fixing clamp is attached to a part of the link member, the bar arrangement indexing device can be easily fixed to the vertical reinforcing bar. Further, since an index indicating the pitch is arranged on the hook, the distance between the hooks can be easily measured.

A plurality of link elements, in which the first and second link members having the same length are pin-connected at the intermediate points thereof, are pin-connected at the ends of the link members, respectively. Since the hooks are attached to the ends and the opening fixing tools are arranged at both ends of the link element in which a plurality of links are connected, there is no need for guide struts and there is no hindrance to work.

Since the height adjuster is provided under the opening fixing tool, the height position of the bar arrangement interval indexing device can be adjusted. In addition, by using it horizontally on the slab formwork, it can be used for reinforcing the floor slab.

[Brief description of drawings]

FIG. 1 is a main part configuration diagram showing a bar arrangement interval indexing device that is an embodiment of the present invention.

FIG. 2 is an explanatory diagram showing a case where a distance between first and second guide columns of the same bar arrangement interval indexing device is narrowed and a bar arrangement pitch is increased.

FIG. 3 is a lateral cross-sectional view of a main portion showing a fixed clamp portion of the bar arrangement indexing device.

FIG. 4 is an explanatory view showing a state in which horizontal reinforcing bars of wall reinforcing bars are arranged by using the same bar arrangement interval indexing device.

FIG. 5 is an explanatory view showing a stretched state of the bar arrangement indexing device.

FIG. 6 is an explanatory view showing a shortened state of the same bar arrangement interval indexing device.

FIG. 7 is a side view showing a usage state of the bar arrangement indexing device.

FIG. 8 is a main part configuration diagram showing another embodiment of the bar arrangement interval indexing device of the present invention.

FIG. 9 is a cross-sectional view showing an opening degree fixing tool of the same bar arrangement interval indexing device.

FIG. 10 is an explanatory view showing a fixed clamp portion of the bar arrangement indexing device.

FIG. 11 is an explanatory view showing another embodiment of the fixed clamp section.

FIG. 12 is an explanatory view showing a stretched state of the bar arrangement indexing device.

FIG. 13 is an explanatory diagram showing a shortened state of the same bar arrangement interval indexing device.

FIG. 14 is an explanatory view showing a case where horizontal bars of wall reinforcing bars are arranged by using the same bar arrangement indexing device.

FIG. 15 is an explanatory diagram showing a case where the same bar arrangement interval indexing device is used for bar arrangement of a floor slab.

FIG. 16 is an explanatory view showing a bar arrangement position adjusting mechanism when the same bar arrangement interval indexing device is used for a floor slab.

FIG. 17 is an operation explanatory view of a bar arrangement position adjusting mechanism of the bar arrangement interval indexing device.

[Explanation of symbols]

 10 Bar arrangement interval indexing device 11 First guide column 11a Scale 12 Second guide column 13 Control member 14a-x Slider 14A-X Slider 15 Link member 16 Pin 17 Hook 17a Index protrusion 18 Connection link 19 Screw 20 Fixed clamp 21 Spring 22 Clamping Part 23 Vertical Reinforcing Bar 24 Horizontal Reinforcing Bar 25 Bark 26 First Link Member 27 Second Link Member 28 Pin 29 Link Element 30,31 Pin 32 Hook 32a Index Protrusion 33 Opening Fixture 33a Fixed End 34 Pin 35 Long hole 36 Bolt 37 Wing nut 38 Scale 39 Height adjuster 40 Leg member 41 Long hole 42 Leg member 43 Pin 44 Fixed clamp 45 pin 46 Holding metal fitting 47 Tightening bolt 48 Wing nut 49 Bar arrangement position adjusting mechanism 50 Slab formwork 51 mounting base 52,53 parallel link 54 horse mackerel Cast bolt 55 Adjustment nut

Claims (7)

[Claims] 1. A parallelly arranged first and second guide column, a regulating member for regulating the interval between the first and second guide columns in parallel, and slidable at an appropriate interval on the guide column. A plurality of sliders arranged, a slider sliding on the first guide column and a slider sliding on the second guide column in the slider, and a plurality of link members for alternately pin-connecting A bar arrangement interval indexing device, wherein a hook is formed on a part of the link member and a fixing mechanism for restricting sliding of the slider is provided. 2. The bar arrangement interval indexing device according to claim 1, wherein the hook formed on a part of the link member is arranged outside the second guide column. 3. The bar arrangement interval indexing device according to claim 1, wherein a fixed clamp is attached to a part of the link member. 4. The bar arrangement interval indexing device according to claim 1, wherein an index indicating a pitch is provided on the hook. 5. A first link comprising a plurality of link elements, each of which has a first and a second link member having the same length and which are pin-coupled at an intermediate point thereof, by a pin coupling at each end of the link member. A bar arrangement interval indexing device, characterized in that hooks are respectively attached to the end portions of the members, and opening degree fixing tools are arranged at both end portions of link elements connected to each other. 6. The bar arrangement interval indexing device according to claim 5, wherein a fixing clamp is attached to the opening degree fixing tool. 7. The bar arrangement interval indexing device according to claim 5, wherein a height adjusting tool is provided below the opening degree fixing tool.