JP2017082503A - Spacer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a spacer having high stability with a simple constitution.SOLUTION: A bar arrangement spacer 1 comprises a baseplate 3, an angle material 5 and a bar material 7. The angle material 5 is a substantially L-shaped plate material, and is substantially vertically provided to an upper surface of the baseplate 3. The angle material 5 is arranged so that a corner part is positioned in a central part of the baseplate 3. The bar material 7 is provided in the upper end part vicinity of one surface 5a of the angle material 5 so as to become parallel to the upper surface of the baseplate 3. The bar material 7 is arranged so that the central part in the length direction is positioned in the corner part of the angle material 5, and one end projects from the corner part. When executing bar arrangement, a reinforcement is arranged in this projection part.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a spacer used for reinforcing bars and the like.

  When placing concrete such as dirt, reinforcing bars to be embedded in the concrete are arranged using support brackets (spacers). An example of such a support fitting for reinforcing bars is a reinforcing bar 101 shown in FIG.

  The reinforcing bar 101 is manufactured by bending a reinforcing bar. At the time of bar arrangement, the reinforcing bar 101 is placed on the discarded concrete or crushed stone, and the reinforcing bar is placed on the horizontal portion at the upper end of the reinforcing bar 101. The position of the reinforcing bar used for the reinforcing bar 101, the position and shape of the reinforcing bar 101 are determined according to the diameter, position, height, etc. of the reinforcing bar to be arranged.

  In Patent Document 1, as a reinforcing jig, a support arm that protrudes in the horizontal direction is provided on a support column. When using this jig, after adjusting the height and level of the support arms, fix the jig to the floor via the incisors, and support the horizontal bars with the support arms of each column, and vertically Place the muscles and bind the horizontal and vertical bars at the intersection.

JP-A-9-328901

  The conventional reinforcing bar 101 has a problem in terms of stability and the like, and there is a case where the position of the reinforcing bar cannot be maintained due to the displacement of the reinforcing bar due to the impact or the like due to the collapse of the reinforcing bar 101 or the like. For example, when the reinforcing bar 101 is placed on abandoned concrete, the balance of the reinforcing bar 101 collapses and falls, or when the reinforcing bar 101 is placed on the crushed crushed stone, a load is applied from the reinforcing bar and the reinforcing bar 101 sinks. Sloppy. In such a case, it was necessary to correct the bar arrangement before placing the concrete, which was troublesome.

  Moreover, the jig of Patent Document 1 has a large and complicated structure, which is costly and takes time and effort.

  The present invention has been made in view of the above-described problems, and an object thereof is to provide a spacer having a simple configuration and high stability.

  The present invention for achieving the above-described object includes a base plate, and a plate material that is provided substantially perpendicular to the upper surface of the base plate and has a substantially L-shape when viewed from above the base plate. And a first bar provided on one side of the plate so that one end protrudes from a substantially L-shaped corner of the plate and is parallel to the base plate. It is a spacer.

  In the present invention, a substantially L-shaped plate material is provided substantially perpendicular to the upper surface of the base plate, and a first bar for arranging reinforcing bars or the like is provided on one side surface of the first bar material from one end of the plate material. It is provided so as to protrude and to be parallel to the base plate. As a result, a spacer having a simple configuration and high stability and strength can be obtained, and the rebar can be held with high accuracy and stability. Reinforcing bars and the like need only be placed on the bar, and work such as rebaring is reduced, leading to a reduction in construction work.

It is desirable that the corner portion of the plate material is located at a central portion of the base plate. Moreover, it is preferable that the center part of the length direction of a said 1st bar is located in the said corner | angular part of the said board | plate material.
If the corner of the plate is positioned at the center of the base plate and the center of the first bar in the length direction is positioned at the corner of the plate, the balance is good and the stability of the spacer can be further enhanced. .

It is also desirable that a second bar is provided on a side surface substantially orthogonal to the side surface of the plate material so that one end protrudes from the corner portion of the plate material and is parallel to the base plate. Moreover, it is preferable that the center part of the length direction of a said 2nd rod is located in the said corner | angular part of the said board | plate material.
If the second bar is provided on the other side of the plate as described above, reinforcing bars and the like can be arranged in a plurality of upper and lower stages, the balance is improved, and the stability is further increased. Also in this case, if the center part of the length direction of the 2nd bar is located in the corner | angular part of a board | plate material, a balance will be good and it will contribute to the improvement of the stability of a spacer.

  According to the present invention, a spacer having a simple configuration and high stability can be provided.

The figure which shows the bar arrangement spacer 1 The figure which shows the bar arrangement spacer 1 The figure which shows the state which has arrange | positioned the reinforcing bar 15 by the bar arrangement spacer 1 The figure which shows the bar arrangement spacer 1a The figure which shows the rebar horse 101

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

[First embodiment]
1 and 2 are views showing a bar arrangement spacer 1 (spacer) according to a first embodiment of the present invention. FIG. 1 is a perspective view of the bar arrangement spacer 1. 2A is a view of the bar arrangement spacer 1 as viewed from above. FIGS. 2B and 2C show the bar arrangement spacer 1 from the lower side and the left side of FIG. FIG.

  The bar arrangement spacer 1 includes a base plate 3, an angle member 5, a rod member 7 (first rod member), and the like.

  The base plate 3 is a steel plate having a substantially rectangular plane, for example, and has a substantially square shape in the present embodiment. An angle member 5 is fixed to the base plate 3 by welding. The base plate 3 has such a size that the angle member 5 does not protrude at least on a plane. The base plate 3 has a thickness that does not warp when the angle member 5 is welded.

  The angle member 5 is provided substantially perpendicular to the upper surface of the base plate 3. The angle member 5 is a plate member having a substantially L-shaped shape that is bent at a substantially right angle when viewed from above the base plate 3, and for example, angle steel is used. The angle member 5 is disposed so that the substantially L-shaped corners are located in the center of the base plate 3 and the substantially L-shaped sides are parallel to the sides of the base plate 3. The angle member 5 is welded to the base plate 3 over the entire length of each side of the substantially L shape.

  The bar 7 is for arranging a reinforcing bar at the time of bar arrangement. The bar 7 is provided horizontally in the vicinity of the upper end portion of one side surface 5 a outside the angle member 5 so as to be parallel to the upper surface of the base plate 3. In addition, the outer side of the angle member 5 refers to a direction in which a side substantially orthogonal to the side does not protrude with respect to each of the substantially L-shaped sides of the angle member 5. In the example of FIG. 1, the substantially L-shaped sides of the angle member 5 protrude from the corners to the back or the right side, and therefore the outer side surface of the angle member 5 is the front side or the left side surface of each side. It becomes.

  The bar 7 is arranged such that the central portion in the length direction is positioned at the corner of the angle member 5 and one end protrudes from the corner. At the time of bar arrangement, a reinforcing bar is arranged on this protruding part. For example, a deformed reinforcing bar having a spiral convex portion on the outer peripheral surface can be used for the bar member 7 and is fixed to the angle member 5 by welding over substantially the entire width of the side surface 5a.

  When the bar arrangement is performed using the bar arrangement spacer 1, for example, the bar arrangement spacer 1 is installed on the upper surface of the discarded concrete 13 as shown in FIG. 3. And the reinforcing bar 15 is arrange | positioned on the protrusion part of the bar 7 of the bar arrangement spacer 1, and the some reinforcing bar 15 is assembled. After that, by placing concrete (not shown) on the discarded concrete 13, a high-quality structure such as soil between which the reinforcing bars 15 are arranged with high accuracy is formed.

  According to the first embodiment, the angle member 5 is provided substantially perpendicularly to the upper surface of the base plate 3, the reinforcing bar arranging rod 7 is provided on one side surface 5 a thereof, and one end of the angle member 5 is provided at the corner of the angle member 5. It is provided so as to protrude from the portion and to be parallel to the base plate 3. Thereby, the bar arrangement spacer 1 with a simple configuration and high stability and strength is obtained. Further, in the bar arrangement spacer 1, the corner portion of the angle member 5 is located at the center portion of the base plate 3, and the center portion in the length direction of the bar member 7 is located at the corner portion of the angle member 5, so that the balance is good. The stability of the bar arrangement spacer 1 is further increased, and the possibility of falling down during use is extremely small.

  By improving the stability and the like of the reinforcing bar spacer 1, the horizontal accuracy and height accuracy of the bar 7 for arranging the reinforcing bars 15 are also improved, and the reinforcing bars 15 can be held with high accuracy and stability. The reinforcing bars 15 need only be placed on the bar 7 and work such as reworking of the reinforcing bars is reduced, so that the construction labor is reduced. Further, the bar arrangement spacer 1 can be manufactured according to the position and height of the reinforcing bar 15 by using a steel plate, an angle steel, a reinforcing bar, etc., and the manufacturing cost is also low.

  In this embodiment, the bar arrangement spacer 1 is installed on the discarded concrete 13, but the arrangement is not limited to this, and the bar arrangement spacer 1 may be installed on the crushed crushed stone. Since the reinforcing bar spacer 1 can disperse the load by the base plate 3 and does not sink even if it is placed on the crushed stone, the position of the reinforcing bar can be reliably held.

  However, the present invention is not limited to this. For example, in this embodiment, the corner portion of the angle member 5 is located at the center portion of the base plate 3, and the center portion in the length direction of the bar member 7 is located at the corner portion of the angle member 5. These positions may be different. Further, the planar shape of the base plate 3 can be other than a substantially rectangular shape. Furthermore, what is disposed on the bar 7 is not limited to the reinforcing bar 15, and a surface plate or the like may be disposed on the bar 7 to serve as a surface plate receiving spacer.

  Next, a second embodiment of the present invention will be described. The second embodiment will be described with respect to differences from the first embodiment, and the same points will be denoted by the same reference numerals in the drawings and the like, and description thereof will be omitted.

[Second Embodiment]
FIG. 4A is a perspective view of the bar arrangement spacer 1a according to the second embodiment, and FIG. 4B is a view of the bar arrangement spacer 1a as viewed from above.

  The bar arrangement spacer 1a is obtained by further providing a bar 9 (second bar) for arranging a reinforcing bar at the time of bar arrangement on the bar arrangement spacer 1 of the first embodiment.

  In the angle member 5, the bar 9 is provided on the outer side surface 5b orthogonal to the side surface 5a. The bar 9 is provided horizontally at the intermediate portion in the height direction of the side surface 5 b so as to be parallel to the upper surface of the base plate 3.

  The bar 9 is arranged such that the central portion in the length direction is positioned at the corner of the angle member 5 and one end protrudes from the corner. At the time of bar arrangement, a reinforcing bar is arranged on this protruding part. As the bar member 9, for example, a deformed reinforcing bar having a spiral convex portion on the outer peripheral surface can be used, and the rod member 9 is fixed to the angle member 5 by welding over substantially the entire width of the surface 5 b.

  As shown in FIG. 4 (c), when reinforcing bars such as soil, the reinforcing bars 21 are also arranged on the protruding portion of the bar 9 of the reinforcing spacer 1a, and the reinforcing bars 15 and 21 are assembled in a plurality of stages. be able to.

  In the second embodiment, the same effect as that of the first embodiment can be obtained. Further, by providing the bar 9 on the side surface 5b of the angle member 5, the reinforcing bars 15 and 21 can be arranged in a plurality of upper and lower stages, the balance is improved, and the stability of the bar arrangement spacer 1a is further enhanced. Moreover, since the center part of the length direction of the bar 9 is located in the corner | angular part of the angle material 5, it has good balance and contributes to an improvement in stability.

  As mentioned above, although embodiment of this invention was described referring an accompanying drawing, the technical scope of this invention is not influenced by embodiment mentioned above. It is obvious for those skilled in the art that various modifications or modifications can be conceived within the scope of the technical idea described in the claims, and these are naturally within the technical scope of the present invention. It is understood that it belongs.

1, 1a; bar arrangement spacer 3; base plate 5; angle members 5a and 5b; surfaces 7 and 9; bar 13;

Claims (5)

A base plate,
A plate material provided substantially perpendicular to the upper surface of the base plate and having a substantially L-shape when viewed from above the base plate;
A first bar provided on one side of the plate so that one end protrudes from a substantially L-shaped corner of the plate and is parallel to the base plate;
The spacer characterized by comprising.   The spacer according to claim 1, wherein the corner portion of the plate member is located at a central portion of the base plate.   The spacer according to claim 1 or 2, wherein a central portion in the length direction of the first bar is located at the corner of the plate.   The second bar material is provided on a side surface substantially orthogonal to the side surface of the plate material so that one end protrudes from the corner portion of the plate material and is parallel to the base plate. Item 4. The spacer according to any one of Items 3.   The spacer according to claim 4, wherein a central portion in the length direction of the second bar is located at the corner of the plate.

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