JP4795836B2 - High load rebar fastener - Google Patents

Description

  The present invention relates to a high load reinforcing bar fastener for firmly fastening and fixing two reinforcing bars to which a high load is applied.

  Conventionally, as a reinforcing bar fastener that fastens and fixes a first reinforcing bar and a second reinforcing bar in a mutually parallel state, for example, as shown in FIG. 10, an interval at which the first reinforcing bar 101 and the second reinforcing bar 102 can be inserted in a mutually parallel state. Are formed in a substantially U-shape from a pair of parallel two-surface portions 103 and 104 having a long hole 103a on one side and a bolt hole 102a on the other side, and a back surface portion 105 connecting the two surface portions 103 and 104. The clip main body 100, the terminal end portion 106a larger than the long hole 103a, the screw portion 106c that can be inserted through the bolt hole 104a protruding so as to extend the tip portion 106b, and the screw portion 106c are screwed together. A wedge 106 having a nut 107, and the nut 107 is screwed into a threaded portion 106c of the wedge 106 inserted into the elongated hole 103a and the bolt hole 104a and tightened. More, those so firmly fastened to the first reinforcing bar 101 and the second reinforcing bars 102 parallel to each other is known (for example, see Patent Document 1.). -Conventional example 1.

Moreover, as a fastener which fixes a reinforcing bar crossing part, as shown, for example in FIG.11, 12, two U-bolts 202 and 202 with which one reinforcing bar 201 is mounted | worn, and the recessed part of a center part are provided in the other reinforcing bar 203 204a and a plate 204 with which the abutment 204a is brought into contact. Both end male threaded portions of the two U bolts 202 and 202 are respectively inserted into bolt insertion holes formed at two positions on both ends of the plate 204, and a nut 205 is inserted. There is one in which the intersecting portions of both the reinforcing bars 201 and 203 are firmly fastened and fixed between the two U bolts 202 and 202 and the plate 204 by screwing and fastening. ..Conventional example 2
JP 2002-81171 A

  However, in the above-described conventional examples 1 and 2, only the first rebar and the second rebar are fastened and fixed in parallel with each other, or the intersection of the first rebar and the second rebar is fastened and fixed. Therefore, it is necessary to manufacture two types of fasteners, resulting in high manufacturing costs, and it is cumbersome to use the two types of fasteners on site, resulting in poor workability.

  Further, in the above-described conventional example 2, the cost is increased because the number of parts is large, and the mounting to the reinforcing bar intersection is troublesome because the number of parts is large, and screwing and fastening work of the four nuts 205 is performed. Since it is necessary, the fixing work takes time and effort, and there is a problem that workability is poor.

  The problem to be solved by the present invention is only one type of high-load reinforcing bar fastener, and not only fastening and fixing at the intersection of the first reinforcing bar and the second reinforcing bar, but also the first reinforcing bar and the second reinforcing bar are parallel to each other. An object of the present invention is to provide a high-load reinforcing bar fastener that can be fastened and fixed and can improve workability when fastening and fixing an intersection of a first reinforcing bar and a second reinforcing bar.

  In order to solve the above-mentioned problem, the high load reinforcing bar fastener according to claim 1 is a high load reinforcing bar fastener for fastening and fixing the first reinforcing bar and the second reinforcing bar, and includes one U bolt, a nut and a fastening plate. The fastening plate is provided with a first pressing piece that comes into contact with the first rebar when the crossing portion of the first rebar and the second rebar is fastened and fixed at the center of the substantially square plate member. A second pressing piece whose end edge is bent downward at approximately 90 ° and whose tip is in contact with the second reinforcing bar and a locking piece bent the other end edge downward are provided. Formed at a position closer to the second pressing piece side of the first pressing piece, a first bolt insertion hole is formed through which both male screw portions of the U bolt engaged with the second rebar can be inserted; The first iron on a line intersecting a line connecting the first bolt insertion holes of the first pressing piece. A second bolt insertion hole is formed through which both male threaded portions of the U-bolt engaged with the first and second rebars can be inserted when the first and second rebars are fastened and fixed in parallel. It was set as means.

  The high-load reinforcing bar fastener according to claim 2 is the high-load reinforcing bar fastener according to claim 1, wherein the first pressing piece includes a second one of the pair of second bolt insertion holes on the locking piece side. Instead of the 2-bolt insertion hole, at least one third bolt insertion hole is formed at a side position where one male thread portion of the U bolt can be inserted.

  The high load rebar fastener according to claim 3 is the high load rebar fastener according to claim 1 or 2, wherein the locking piece is formed in an arc shape substantially along the outer surface of the first rebar. It was set as the characteristic feature.

  The high load reinforcing bar fastener according to claim 4 is the high load reinforcing bar fastener according to any one of claims 1 to 3, wherein the first bolt insertion hole extends toward the locking piece. It was made into the means characterized by being formed in the long hole.

  The high load reinforcing bar fastener according to claim 5 is the high load reinforcing bar fastener according to any one of claims 1 to 4, wherein the intersection of the first reinforcing bar and the second reinforcing bar is fastened and fixed. Further, an engaging recess for engaging the second reinforcing bar is formed at the center of the lower end of the second pressing piece.

  The high load reinforcing bar fastener according to claim 6 is the high load reinforcing bar fastener according to claim 5, wherein the engaging recess has an opening width and a depth so that both end portions thereof are in contact with the second reinforcing bar. Is set as a feature.

  The high load rebar fastener according to claim 7 is the high load rebar fastener according to any one of claims 1 to 6, wherein at least one of the second bolt insertion holes is the second A long elongated hole is formed along a line intersecting with a line connecting the 1-bolt insertion holes.

  In the high load reinforcing bar fastener according to claim 1, as described above, it is composed of one U-bolt and nut and a fastening plate, and the fastening plate is the central part of the substantially rectangular plate member and the first reinforcing bar and the second reinforcing bar. When fastening and fixing the crossing part of the reinforcing bar, the first pressing piece that contacts the first reinforcing bar remains, and one end edge is bent downward at approximately 90 °, and the tip of the reinforcing bar contacts the second reinforcing bar. A second pressing piece that contacts and a locking piece that is bent with the other edge facing downward are formed, and the first pressing piece is engaged with the second rebar at a position closer to the second pressing piece. With the configuration in which the first bolt insertion hole into which both male screw portions of the U bolt are inserted is formed, the second bolt insertion hole of the fastening plate in which the first pressing piece is brought into contact with the first reinforcing bar is second. Insert both male threaded parts of U-bolts attached to the rebar, and screw nuts into both male threaded parts. The lower end portion of the second pressing piece comes into contact with the second reinforcing bar, and when the nut is further screwed in from this state, the fastening plate is moved with the lower end portion of the second pressing piece coming into contact with the second reinforcing bar as a fulcrum. By rotating in the protruding direction of the locking piece, the first rebar is strongly pressed against the second rebar by the first pressing piece, thereby firmly fastening and fixing the intersection of the first rebar and the second rebar. can do.

  Further, when the first reinforcing bar and the second reinforcing bar are fastened and fixed in a parallel state on a line intersecting the line connecting the first bolt insertion holes of the first pressing piece, the first reinforcing bar and the second reinforcing bar are engaged with each other. Since the second bolt insertion hole into which both male screw portions of the combined U-bolts can be inserted is formed, the first and second rebars in parallel are engaged from the second rebar side. The both male screw portions of the U-bolt are inserted into the second bolt insertion holes of the first pressing piece in the fastening plate, and nuts are screwed into the male screw portions so that the first pressing piece in the fastening plate becomes the first rebar. When the nut is further screwed in from this state, the first rebar and the second rebar are strongly sandwiched between the U-bolt and the first pressing piece, whereby the first rebar and the second rebar are parallel. It can be firmly fixed in a state.

  Therefore, it is possible to fasten and fix the first reinforcing bar and the second reinforcing bar in parallel with each other with only one type of high-load reinforcing bar fastener, in addition to fastening and fixing the intersection of the first reinforcing bar and the second reinforcing bar. As a result, it is possible to reduce the cost and improve the workability.

  And since it is composed of only one U-bolt, nut and fastening plate, the cost can be reduced by reducing the number of parts compared to the conventional example 2, and since the number of parts is small, it can be attached to the reinforcing bar intersection. Since it is easy and only two nuts are screwed and fastened, the workability can be improved.

  In the high load rebar fastener according to claim 2, as described above, one of the U bolts is replaced with the second bolt insertion hole on the locking piece side of the pair of second bolt insertion holes in the first pressing piece. When at least one third bolt insertion hole is formed at a side position through which the male thread portion of the first screw can be inserted, the first rebar and the second rebar with a small diameter in a parallel state are fastened and fixed. The one male threaded portion of the U-bolt engaged with the first reinforcing bar and the second reinforcing bar from the second reinforcing bar side is inserted into the second bolt insertion hole closer to the second pressing piece, and the other male threaded portion is Since the line connecting the second bolt insertion hole and the third bolt insertion hole is inclined by a predetermined angle with respect to the line connecting the two bolt insertion holes by inserting the three bolt insertion holes, the diameter Even when tightening and fixing the first and second reinforcing bars Made without large gap occurs as the first reinforcing bar and the second reinforcing bar can be stabilized well fastened in a parallel state between the two external thread portion in the bolt.

  In the high load reinforcing bar fastener according to claim 3, as described above, the locking piece is formed in an arc shape substantially along the outer surface of the first reinforcing bar. The contact area is increased, and thus the stability in a fixed state can be increased.

  In the high load reinforcing bar fastener according to claim 4, as described above, the bolt insertion hole is formed as a long hole extending toward the locking piece, so that the long hole of the first reinforcing bar is formed. Since the U-bolt is moved along the first reinforcing bar, even if the diameter of the first reinforcing bar changes, it is possible to fasten and fix the reinforcing bar intersection with the first reinforcing bar sandwiched between the U-bolt and the locking piece. The stability in the fixed state can be further increased, and a plurality of types of reinforcing bars having different diameters can be fixed, so that the cost can be reduced.

  In the high load reinforcing bar fastener according to claim 5, as described above, when the intersection of the first reinforcing bar and the second reinforcing bar is fastened and fixed, the second reinforcing bar is engaged with the lower end central part of the second pressing piece. As a result of the engagement recess being formed, the engagement recess of the second pressing piece engages with the second rebar, while the engagement piece engages with the first rebar. The crossing angle can be maintained.

  In the high load reinforcing bar fastener according to claim 6, as described above, the opening width and depth of the recess for engagement are set so that both end portions thereof are in contact with the second reinforcing bar. Thus, the crossing angle of the reinforcing bar intersection can be reliably maintained, and the larger the diameter of the second reinforcing bar, the smaller the amount of bite into the recess for engagement, so the diameter of the reinforcing bar to be fixed changes. Thus, the amount of inclination of the first pressing piece can be reduced.

  In the high load reinforcing bar fastener according to claim 7, as described above, at least one of the second bolt insertion holes is long along a line intersecting a line connecting the first bolt insertion holes. Since it is possible to use a plurality of types of U-bolts having different intervals between the male screw parts by forming the elongated holes, the first rebar and the second rebar are fastened and fixed in a parallel state. By using U-bolts adapted to the diameters of the reinforcing bar and the second reinforcing bar, a plurality of types of first reinforcing bars and second reinforcing bars having different diameters can be fastened and fixed stably in a parallel state.

  Embodiments of the present invention will be described below with reference to the drawings.

  The high load reinforcing bar fastener of this embodiment corresponds to the invention described in claims 1 to 6.

First, the high load reinforcing bar fastener of this embodiment will be described with reference to the drawings.
FIG. 1 is a plan view showing a fastening plate before bending in the high load reinforcing bar fastener of this embodiment, and FIG. 2 is a plan view showing a state at the time of reinforcing bar crossing fastening in the high load reinforcing bar fastener of this embodiment. 3 is a longitudinal sectional view taken along the line AA in FIG. 1, FIGS. 4 and 5 are explanatory diagrams of the operation, FIG. 6 is a plan view showing a use state when the reinforcing bar parallel part is fastened, and FIG. FIG. 8 is a longitudinal sectional view taken along line B, FIG. 8 is a plan view showing a case where a reinforcing bar having a small diameter is fastened and fixed in a use state when fastening a reinforcing bar parallel part, and FIG. 9 is a longitudinal sectional view taken along line CC in FIG.

  This high-load reinforcing bar fastener is not only fastened and fixed at the intersection of the first reinforcing bar 4 and the second reinforcing bar 5, but also can fasten and fix the first reinforcing bar 4 and the second reinforcing bar 5 in a mutually parallel state. It is comprised, and is comprised by the one U volt | bolt 1, the two nuts 2, and the fastening plate 3. FIG.

  More specifically, the U bolt 1 has male screw portions 11 and 11 formed at both ends thereof, and the nuts 2 and 2 are respectively screwed into the male screw portions 11 and 11.

  As shown in FIGS. 2 to 5, the fastening plate 3 has one end edge portion leaving a first pressing piece 31 in contact with one first reinforcing bar 4 at the center portion of the substantially rectangular plate material shown in FIG. 1. The second pressing piece 32 that is bent downward at approximately 90 ° and the tip of which is in contact with the other second reinforcing bar 5 is bent downward on both sides of the other edge. Locking pieces 33 and 33 are respectively formed. The locking pieces 33 and 33 are formed in an arc shape substantially along the outer surface of the first reinforcing bar 4.

  Further, first bolt insertion holes 34, 34 through which the male screw portions 11, 11 of the U bolt 1 can be inserted are formed at positions closer to the second pressing piece 32 side in the first pressing piece 31. The first bolt insertion holes 34, 34 are formed as long holes extending toward the locking piece 33 so that the insertion position of the U bolt 1 can be moved.

  Further, a bulging portion 35 in which the center portion in the width direction of the second pressing piece 32 bulges outward is formed, and a substantially V-shaped engagement concave portion 35a with which the second rebar 5 engages at the lower end portion of the bulging portion 35. Is formed. The opening width and depth of the engaging recess 35 a are set so that both end portions thereof are in contact with the second reinforcing bar 5.

  As shown in FIGS. 6 to 9, the first reinforcing bar and the second reinforcing bar 5 are fastened and fixed in a parallel state on a line intersecting the line connecting the first bolt insertion holes of the first pressing piece 31. In this case, a second bolt insertion hole 36 is formed through which both male screw portions 11, 11 of the U bolt 1 engaged with the first reinforcing bar 4 and the second reinforcing bar 5 can be inserted. The second bolt insertion hole 36 on the first pressing piece 31 side is formed in an elliptical shape that is long in the width direction of the first pressing piece 31.

  In addition, one male screw portion 11 of the U bolt 1 can be inserted into the first pressing piece 31 instead of the second bolt insertion hole 36 on the locking piece 33 side of the pair of second bolt insertion holes 36, 36. Third bolt insertion holes 37, 37 are formed at positions closer to both ends in the width direction of the first pressing piece 31, respectively. Since the positions of the third bolt insertion holes 37 and 37 are formed in the arc-shaped inclined portion of the locking piece 33, the third bolt insertion holes 37 and 37 are parallel to the upper surface of the first pressing piece 31. A burring portion 37a is formed to extend the opening of 37.

  Next, functions and effects of the embodiment will be described.

First, the case where the crossing part of a 1st reinforcing bar and a 2nd reinforcing bar is fastened and fixed is demonstrated based on FIGS.
Since the high-load reinforcing bar fastener of this embodiment is configured as described above, the first bolt insertion holes 34 and 34 of the fastening plate 3 in which the first pressing piece 31 is in contact with the first reinforcing bar 4 are used. By inserting the male screw parts 11 and 11 of the U bolt 1 attached to the second rebar 5 and screwing the nuts 2 and 2 into the male screw parts 11 and 11, respectively, the bulge in the second pressing piece 32 is obtained. Both end portions of the engaging recess 35a formed at the lower end of the portion 35 are positioned in contact with the second reinforcing bar 5, and when the nuts 2 and 2 are further screwed from this state, the second end of the engaging recess 35a contacts the second reinforcing bar 5. The first rebar 4 is turned into the second rebar 5 by the first pressing piece 31 by rotating the fastening plate 3 in the protruding direction of the locking piece 33 with the lower end of the bulging part 35 in the 2 pressing piece 32 as a fulcrum. Strongly pressed, so that The intersection of reinforcing bars 4 and the second reinforcing bar 5 can be fastened firmly.

  Since the high load reinforcing bar fastener of this embodiment is composed of only one U-bolt 1 and nuts 2 and 2 and the fastening plate 3 as described above, the cost can be reduced by reducing the number of parts. In addition, since the number of parts is small, it is easy to attach to the crossing part of the reinforcing bars, and it is only necessary to screw and fasten the two nuts 2 and 2, so that the workability can be improved. The effect is obtained.

  Further, since the locking piece 33 is formed in an arc shape substantially along the outer surface of the first reinforcing bar 4, the contact area with the first reinforcing bar 4 is expanded, thereby stabilizing in a fixed state. It becomes possible to improve the sex.

  Further, the bolt insertion holes 11 and 11 are formed as long holes extending in the direction of the locking piece 33, so that the U bolt 1 is moved along the long hole of the first bolt insertion hole 34. Thus, even if the diameter of the first reinforcing bar 4 is changed from D22, D19, D16 as shown in FIG. 4, for example, the reinforcing bar is sandwiched between the U-bolt 1 and the locking piece 33. Since the crossing portion can be fastened and fixed, the stability in the fixed state can be further increased, and a plurality of types of reinforcing bars having different diameters can be fixed, so that the cost can be reduced.

  In addition, since the engaging recess 35 a with which the second reinforcing bar 5 is engaged is formed at the lower end of the bulging part 35 in the second pressing piece 32, the second pressing piece 32 is engaged with the second reinforcing bar 5. As a result of the engagement of the joint recess 35 and the engagement of the locking piece 33 with the first reinforcing bar 4, the crossing angle of the reinforcing bar intersection can be maintained.

  Further, the engaging recess 35a is configured such that the opening width and depth thereof are set so that both end portions thereof are in contact with the second reinforcing bar 5, so that the crossing angle of the reinforcing bar crossing portion can be reliably maintained. As shown in FIG. 5, as the diameter of the second reinforcing bar 5 increases, the amount of biting into the engaging recess 35a decreases, so that the diameter of the reinforcing bar to be fixed is, for example, as shown in FIG. Thus, the amount of inclination of the first pressing piece 31 generated by changing to D22, D19, and D16 can be reduced.

Next, a case where the first reinforcing bar 4 and the second reinforcing bar 5 are fastened and fixed in a parallel state will be described with reference to FIGS.
Since the high-load reinforcing bar fastener of this embodiment is configured as described above, the U-bolt 1 engaged with the first reinforcing bar 4 and the second reinforcing bar 5 in the parallel state from the second reinforcing bar 5 side. The male screw parts 11 and 11 are inserted into the second bolt insertion holes 36 and 36 of the first pressing piece 31 in the fastening plate 3, and the nuts 2 and 2 are screwed into the male screw parts 11 and 11, respectively. When the first pressing piece 31 on the plate 3 abuts on the first reinforcing bar 4 and the nuts 2 and 2 are further screwed from this state, the first reinforcing bar 4 and the second reinforcing bar 5 become the U-bolt 1 and the first pressing piece 31. Thus, the first reinforcing bar 4 and the second reinforcing bar 5 can be firmly fastened and fixed in a parallel state.

Next, the case where the first rebar 4 and the second rebar 5 having a smaller diameter than those shown in FIGS. 6 and 7 are fastened and fixed in a parallel state will be described with reference to FIGS.
In this embodiment, as described above, the first pressing piece 31 is replaced with the second bolt insertion hole 36 on the locking piece 33 side of the pair of second bolt insertion holes 36, 36. Since the third bolt insertion holes 37, 37 through which one male screw portion 11 can be inserted are formed at positions closer to both ends in the width direction of the first pressing piece 31, the first rebar 4 having a thin diameter in a parallel state. One of the U bolts 1 engaged with the first reinforcing bar 4 and the second reinforcing bar 5 from the second reinforcing bar 5 side using the U bolt 1 having the same size as the above even when the second reinforcing bar 5 is fastened and fixed. By inserting the male screw portion 11 into the second bolt insertion hole 36 on the side closer to the second pressing piece 32 and inserting the other male screw portion 11 into one of the third bolt insertion holes 37 and 37, the second A line connecting between the bolt insertion hole 36 and the third bolt insertion hole 37 Since both the second bolt insertion holes 36 and 36 are inclined at a predetermined angle with respect to the line connecting the two, the male screws in the U-bolt 1 are used even when the first and second reinforcing bars 4 and 5 having a small diameter are fastened and fixed. The first rebar 4 and the second rebar 5 can be stably fastened and fixed in a parallel state without causing a large gap between the portions 11 and 11.

  As described above in detail, according to the high load reinforcing bar fastener of this embodiment, only one type of high load reinforcing bar fastener is used to fasten and fix the intersection of the first reinforcing bar 4 and the second reinforcing bar 5. In addition, the first reinforcing bar 4 and the second reinforcing bar 5 can be fastened and fixed in parallel with each other, thereby obtaining the effects of being able to reduce costs and improve workability.

  Although the present embodiment has been described above, the present invention is not limited to the above-described embodiment, and design changes and the like within a scope not departing from the gist of the present invention are included in the present invention.

  For example, in the embodiment, the locking piece 33 is formed in an arc shape substantially along the outer surface of the first reinforcing bar 4, but it may be linear.

  In the embodiment, the bolt insertion holes 11 and 11 are formed as long holes extending in the direction of the locking piece 33, but a plurality of types of reinforcing bars can be fixed even in a circular shape.

  In the embodiment, the engaging recess 35a with which the second reinforcing bar 5 is engaged is formed at the lower end of the bulging portion 35 of the second pressing piece 32, but this is not always necessary.

  If at least one of the second bolt insertion holes 36, 36 is formed as a long long hole along a line intersecting the line connecting the first bolt insertion holes 34, 34, both male screw portions Since the use of a plurality of types of U-bolts 1 having different distances from each other is possible, when the first reinforcing bar 4 and the second reinforcing bar 5 are fastened and fixed in a parallel state, the first reinforcing bar 4 and the second reinforcing bar By using the U-bolt 1 adapted to the diameter of 5, a plurality of types of first reinforcing bars 4 and second reinforcing bars having different diameters can be fastened and fixed in a stable state in a stable manner.

It is a top view which shows the fastening plate before the bending process in the high load reinforcement fastener of an Example. It is a top view which shows the state at the time of the reinforcement crossing part fastening in the high load reinforcement fastener of an Example. It is a longitudinal cross-sectional view in the AA line of FIG. It is effect | action explanatory drawing which shows the reinforcing bar fastener for high loads of an Example. It is effect | action explanatory drawing which shows the reinforcing bar fastener for high loads of an Example. It is a top view which shows the state at the time of rebar parallel part fastening in the high load rebar fastener of an Example. It is a longitudinal cross-sectional view in the BB line of FIG. It is a top view which shows the case where a rebar with a thin diameter is fastened and fixed in the use state at the time of rebar parallel part fastening in the reinforcing bar fastener for high loads of an Example. It is a longitudinal cross-sectional view in the CC line of FIG. It is sectional drawing which shows the reinforcing bar parallel part fastener of the prior art example 1. FIG. It is a front view which shows the reinforcing bar crossing fastener of the prior art example 2. It is a side view which shows the reinforcing bar crossing fastener of the prior art example 2.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 U bolt 11 Male thread part 2 Nut 3 Fastening plate 31 1st press piece 32 2nd press piece 33 Locking piece 34 1st bolt insertion hole 35 Swelling part 35a Engaging recessed part 36 2nd bolt insertion hole 37 3rd bolt insertion hole 4 1st bar 5 2nd bar

Claims (7)

A high load reinforcing bar fastener for fastening and fixing a first reinforcing bar and a second reinforcing bar, which is composed of one U bolt and nut and a fastening plate,
The fastening plate has a first pressing piece that comes into contact with the first rebar when the crossing portion of the first rebar and the second rebar is fastened and fixed at the center of the substantially square plate member, and one end edge portion is lowered downward. A second pressing piece that is bent at approximately 90 ° toward the top and the tip of the second pressing piece is in contact with the second reinforcing bar, and a locking piece that is bent downward toward the other edge,
A first bolt insertion hole through which both male screw portions of the U bolt engaged with the second rebar can be inserted is formed at a position closer to the second pressing piece side in the first pressing piece,
When the first reinforcing bar and the second reinforcing bar are fastened and fixed in a parallel state on a line intersecting the line connecting the first bolt insertion holes of the first pressing piece, the first reinforcing bar and the second reinforcing bar are engaged with each other. A high load reinforcing bar fastener, characterized in that a second bolt insertion hole is formed through which both male screw parts of the combined U bolt can be inserted.   2. The high load reinforcing bar fastener according to claim 1, wherein the first pressing piece is replaced with a second bolt insertion hole on the locking piece side of the pair of second bolt insertion holes, and one of the U bolts. A high load reinforcing bar fastener, wherein at least one third bolt insertion hole is formed at a side position through which the male screw portion can be inserted.   The high load reinforcing bar fastener according to claim 1 or 2, wherein the locking piece is formed in an arc shape substantially along an outer surface of the first reinforcing bar.   The high load reinforcing bar fastener according to any one of claims 1 to 3, wherein the first bolt insertion hole is formed as a long hole extending toward the locking piece. Rebar fastener for load.   5. The high-load reinforcing bar fastener according to claim 1, wherein when the intersection of the first reinforcing bar and the second reinforcing bar is fastened and fixed, the second pressing piece is connected to the lower center portion of the second pressing piece. 2. A high load rebar fastener, wherein a recess for engagement with two rebars is formed.   6. The high load reinforcing bar fastener according to claim 5, wherein an opening width and a depth of the engaging recess are set so that both end portions thereof are in contact with the second reinforcing bar. Reinforcing bar fastener.   The high load reinforcing bar fastener according to any one of claims 1 to 6, wherein at least one of the second bolt insertion holes intersects a line connecting the first bolt insertion holes. A high-load reinforcing bar fastener, characterized in that it is formed into a long slot along the axis.

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