JP7423288B2 - Fixing jig and fixing method - Google Patents

Description

The present invention relates to a fixing jig and a fixing method, and particularly to a fixing jig and a fixing method suitable for connecting and fixing single pipes, etc. at construction sites.

Conventionally, a flexible clamp has been used as a jig for connecting and fixing single pipes together in construction work (for example, see Patent Document 1). FIG. 4 is an example of fixing a single pipe using a conventional flexible clamp. As shown in this figure, the flexible clamp 1 has two clamp bodies 5 rotatably connected, each having a holding part 4 for holding a single pipe P between a fixed piece 2 and a holding piece 3. . When connecting and fixing two single pipes P arranged in parallel with this flexible clamp 1, after attaching the holding part 4 of each clamp body 5 along the outer periphery of each single pipe P, each fixing piece The bolt 6 provided at one end of the holding piece 2 is held by the holding part 7 of the holding piece 3, and the nut 8 is screwed onto the bolt 6. Thereby, the two single pipes P can be connected and fixed.

Japanese Patent Application Publication No. 2014-141781

However, in the fixing method using the conventional flexible clamp 1 described above, since the clamp body 5 has a large wall thickness, there is a problem that the clamp body 5 protrudes to the outside of the single pipe P to a large extent. Furthermore, since the ends of the bolts 6 protrude outward, there is a risk of injury to passersby if they come into contact with them. To prevent this, it is necessary to cure this part, which is a problem in that it takes time and effort. Therefore, a simple fixing technique that does not require curing has been required.

The present invention has been made in view of the above, and an object of the present invention is to provide a simple fixing jig and a fixing method that do not require curing.

In order to solve the above-mentioned problems and achieve the objects, a fixing jig according to the present invention is a fixing jig for fixing a plurality of fixing objects arranged in close proximity to each other, and is formed in a claw shape. The two jig bodies are arranged in a ring shape along the circumference of a plurality of objects to be fixed, and one of the jig bodies is It is characterized in that it is used by hooking the claw parts of the main body and the claw parts of the other jig main body to each other.

Further, in the above-mentioned invention, another fixing jig according to the present invention has a bolt hole provided near the U-shaped bottom of one jig main body, and is screwed into this bolt hole to secure the object to be fixed. It is characterized by having a bolt for pressing.

Further, another fixing jig according to the present invention is characterized in that, in the above-mentioned invention, the plurality of fixing objects are two single pipes arranged in parallel.

Further, the fixing method according to the present invention is a fixing method for fixing a plurality of fixing objects disposed close to each other, and the fixing method includes a U-shaped jig body having claw portions formed in a claw shape at both ends. These two jig bodies are arranged in a ring shape along the circumference of the plurality of objects to be fixed, and the claw part of one jig body and the claw part of the other jig body are connected to each other. The feature is that the parts are hooked together and fixed.

Further, in another fixing method according to the present invention, in the above-mentioned invention, one jig main body is screwed into a bolt hole provided near the bottom of the U-shape, and the object to be fixed is screwed into the bolt hole. It has a bolt for pressing, and after hooking the claws of one jig body and the claws of the other jig body to each other, the bolt is turned to press the object to be fixed. do.

Further, another fixing method according to the present invention is characterized in that, in the above-described invention, the plurality of fixing objects are two single pipes arranged in parallel.

According to the fixing jig according to the present invention, the fixing jig is for fixing a plurality of objects to be fixed closely arranged to each other, and the fixing jig is a U-shaped jig having claw portions formed in a claw shape at both ends. Two jig bodies are provided, and these two jig bodies are arranged in a ring shape along the periphery of a plurality of objects to be fixed, and the claw part of one jig body and the claw part of the other jig body are connected to each other. Since the claws are used by hooking each other, the bolts do not protrude outward like in conventional flexible clamps, so there is no need for curing. Therefore, it is possible to provide a simple fixing jig that does not require curing.

Further, according to another fixing jig according to the present invention, the bolt hole provided near the U-shaped bottom of one of the jig bodies is screwed into the bolt hole to press the object to be fixed. Since it has a bolt, it is possible to press the object to be fixed and firmly fix it by turning the bolt. Furthermore, the fixing has the effect of preventing the bolt from popping out.

Further, according to another fixing jig according to the present invention, since the plurality of objects to be fixed are two single pipes arranged in parallel, single pipes used at construction sites etc. can be easily and easily fixed. It has the effect of being able to be fixed safely.

Further, according to the fixing method according to the present invention, the fixing method is for fixing a plurality of fixing objects disposed close to each other, and the fixing method is a fixing method for fixing a plurality of fixing objects disposed in close proximity to each other. Two jig bodies are used, and these two jig bodies are arranged in a ring shape along the circumference of a plurality of objects to be fixed, and the claw part of one jig body and the other jig body are connected to each other. Since the claws of the clamps are hooked together and fixed, the bolts do not protrude outwards like in conventional flexible clamps, so there is no need for curing. Therefore, it is possible to provide a simple fixing method that does not require curing.

Further, according to another fixing method according to the present invention, one jig main body is screwed into a bolt hole provided near the bottom of the U-shape to press the object to be fixed. It has a bolt, and after hooking the claws of one jig body and the claws of the other jig body to each other, the bolt is turned to press the object to be fixed, so it can be firmly fixed. Can be done. Furthermore, the fixing has the effect of preventing the bolt from popping out.

Further, according to another fixing method according to the present invention, since the plurality of objects to be fixed are two single pipes arranged in parallel, single pipes used at construction sites etc. can be easily and safely fixed. This has the effect of being able to be fixed to.

FIG. 1 is a perspective view showing an embodiment of a fixing jig according to the present invention. FIG. 2 is a partial perspective view of the jig main body. FIG. 3 is a perspective view showing an embodiment of the fixing method according to the present invention. FIG. 4 is a perspective view showing an example of fixation using a conventional flexible clamp.

DESCRIPTION OF EMBODIMENTS Embodiments of a fixing jig and a fixing method according to the present invention will be described below in detail based on the drawings. Note that the present invention is not limited to this embodiment.

[fixing jig]
First, an embodiment of a fixing jig according to the present invention will be described.
As shown in FIG. 1, a fixing jig 10 according to the present embodiment is for fixing two single pipes P (objects to be fixed) that are arranged close to each other in parallel.

This fixing jig 10 includes U-shaped jig bodies 12A and 12B. The jig bodies 12A and 12B each have a holding portion 14 which is a substantially band-shaped thin plate curved into a U-shape, and claw portions 16 formed at both ends of the U-shape of the holding portion 14. The holding part 14 is for holding the single pipe P. The jig bodies 12A and 12B are arranged in a long ring shape along the periphery of the two single pipes P, and the claw parts 16 of the jig main bodies 12A and the claw parts 16 of the jig main bodies 12B are connected to each other. are used by hooking them together. The jig bodies 12A and 12B can be made of a highly rigid metal material such as steel, for example.

As shown in FIG. 2, a recess 18 for increasing rigidity is formed along the U-shaped direction in the central portion of the holding portion 14 in the height direction. At both ends of the U-shape of the holding portion 14, bent pieces 20 are provided that are bent toward the outside of the U-shape. The height of the folding line of the folded piece 20 decreases toward the distal end. The claw portion 16 includes a base portion 22 and a claw portion 24. The base portion 22 is connected to the tip of the bent piece 20 and has a tongue shape having a surface facing in the height direction of the holding portion 14 . The claw portion 24 is bent in a claw shape from the tip of the base portion 22 to the side overlapping the base portion 22.

As shown in FIGS. 1 and 2, a bolt hole 26 having a threaded groove is provided near the U-shaped bottom of the holding portion 14 of the jig main body 12A, and a bolt 28 is screwed into the bolt hole 26. are doing. The bolt 28 consists of a hexagonal head 28A located on the outside of the jig main body 12A, and a shaft 28B having a thread that is screwed into the bolt hole 26. When the head 28A is turned, the shaft 28B is attached to the holding part. Advance and retreat against 14. When the head 28A is turned to advance the shaft portion 28B toward the inside of the jig main body 12A, the shaft portion 28B presses the outer surface of the single pipe P disposed opposite to the holding portion 14. Since the two single pipes P are pressed toward each other, they can be firmly fixed. Since the shaft portion 28B of the bolt 28 is located inside the jig main body 12A, it does not get in the way of passage. Further, although the head 28A of the bolt 28 is located outside the jig main body 12A, the protruding length is generally small so that it does not obstruct passage. In addition, in the example of FIG. 1, the bolt hole 26 is similarly provided in the jig main body 12B, but the bolt hole 26A on the jig main body 12B side may not be provided.

The operation and effect of the above configuration will be explained.
The jig bodies 12A and 12B are arranged in a long annular shape around the outside of two single pipes P arranged close to each other in parallel, and the claw part 16 of the jig body 12A and the claw part 16 of the jig body 12B are connected to each other. hook each other. Here, it is desirable that the jig main body 12A, in which the head 28A of the bolt 28 extends outward, is placed on the side where it does not interfere with traffic, and the jig main body 12B, in which the bolt 28 is not provided, is placed on the passage side.

Next, in order to fix it more firmly, turn the head 28A of the bolt 28 of the jig main body 12A, move the shaft part 28B toward the inside of the jig main body 12A, and fix the single pipe P with the shaft part 28B. Press the outer surface. By tightening the bolts 28, the two single pipes P can be firmly fixed to each other.

According to the fixing jig 10 of this embodiment, the end portion (shaft portion 28B) of the bolt 28 is located inside the jig main body 12A, so that it does not protrude outward like a conventional flexible clamp. Since it does not obstruct traffic, there is no need to protect the edges. Further, the holding portions 14 of the jig bodies 12A and 12B are made of thin plates and are not thick like conventional flexible clamps, so they do not protrude outside the single pipe P to a large extent. Therefore, it does not obstruct traffic. Therefore, it is possible to provide a simple fixing jig 10 that does not require curing. Further, by using this fixing jig 10, it is possible to easily and safely fix a single pipe used at a construction site or the like.

In the embodiment described above, the bolt 28 is provided only in the jig main body 12A to press the single pipe P, but the present invention is not limited to this. A configuration may also be adopted in which bolts 28 are provided in the bolt holes 26 of both the jig bodies 12A and 12B, and the single pipe P is pressed from both sides. Even in this case, the same effects as described above can be achieved.

[Fixing method]
Next, an embodiment of the fixing method according to the present invention will be described.
As shown in FIG. 3, the fixing method according to the present embodiment uses the fixing jig 10 described above to fix two single pipes P arranged close to each other in parallel to each other. In the example of FIG. 3, the spacer S is placed between the single pipes P, and the spacer S is fixed to one of the single pipes P with tape T. However, if there is no gap between the single pipes P, the spacer S is placed between the single pipes P. S etc. may be omitted.

First, a spacer S is placed on the outside of one of the single pipes P and fixed with tape T. Subsequently, the other single pipe P is placed in contact with the spacer S. Next, the jig bodies 12A and 12B are arranged in a long annular shape around these outer peripheries, and the claw parts 16 of the jig main body 12A and the claw parts 16 of the jig main body 12B are hooked to each other. Here, it is desirable that the jig main body 12A, in which the head 28A of the bolt 28 extends outward, is placed on the side where it does not interfere with traffic, and the jig main body 12B, in which the bolt 28 is not provided, is placed on the passage side.

Next, in order to fix it more firmly, turn the head 28A of the bolt 28 of the jig main body 12A, move the shaft part 28B toward the inside of the jig main body 12A, and use the shaft part 28B to secure the single pipe P. Press the tape T on the outside. By tightening the bolts 28, the two single pipes P can be firmly fixed to each other.

According to the fixing method of the present embodiment, the end portion (shaft portion 28B) of the bolt 28 is located inside the jig main body 12A, so that it does not protrude outside like a conventional flexible clamp. Since it does not obstruct traffic, there is no need to protect the edges. Further, the holding portions 14 of the jig bodies 12A and 12B are made of thin plates and are not as thick as conventional flexible clamps, so they do not protrude to the outside of the single pipe P. Therefore, it does not obstruct traffic. Therefore, a simple fixing method that does not require curing can be provided. This makes it possible to easily and safely fix single pipes used at construction sites and the like.

As described above, the fixing jig according to the present invention is a fixing jig for fixing a plurality of objects to be fixed closely arranged to each other, and the fixing jig has claw portions formed in a claw shape at both ends. Two U-shaped jig bodies are provided, and these two jig bodies are arranged in a ring shape along the circumference of a plurality of objects to be fixed, and the claw portion of one of the jig bodies, Since the claws of the other jig body are hooked together, the bolts do not protrude outward like in conventional universal clamps, so there is no need for curing. Therefore, a simple fixing jig that does not require curing can be provided.

Further, according to another fixing jig according to the present invention, the bolt hole provided near the U-shaped bottom of one of the jig bodies is screwed into the bolt hole to press the object to be fixed. Since it has a bolt, it is possible to press the object to be fixed and firmly fix it by turning the bolt. Further, by fixing the bolt, it is possible to prevent the bolt from popping out.

Further, according to another fixing jig according to the present invention, since the plurality of objects to be fixed are two single pipes arranged in parallel, single pipes used at construction sites etc. can be easily and easily fixed. Can be safely fixed.

Further, according to the fixing method according to the present invention, the fixing method is for fixing a plurality of fixing objects disposed close to each other, and the fixing method is a fixing method for fixing a plurality of fixing objects disposed in close proximity to each other. Two jig bodies are used, and these two jig bodies are arranged in a ring shape along the circumference of a plurality of objects to be fixed, and the claw part of one jig body and the other jig body are connected to each other. Since the claws of the clamps are hooked together and fixed, the bolts do not protrude outwards like in conventional flexible clamps, so there is no need for curing. Therefore, a simple fixing method that does not require curing can be provided.

Further, according to another fixing method according to the present invention, one jig main body is screwed into a bolt hole provided near the bottom of the U-shape to press the object to be fixed. It has a bolt, and after hooking the claws of one jig body and the claws of the other jig body to each other, the bolt is turned to press the object to be fixed, so it can be firmly fixed. Can be done. Further, by fixing the bolt, it is possible to prevent the bolt from popping out.

Further, according to another fixing method according to the present invention, since the plurality of objects to be fixed are two single pipes arranged in parallel, single pipes used at construction sites etc. can be easily and safely fixed. can be fixed to.

As described above, the fixing jig and fixing method according to the present invention are useful for connecting and fixing single pipes, etc. at construction sites, etc., and are particularly useful for simply and safely fixing single pipes, etc. Are suitable.

10 Fixing jig 12, 12A, 12B Jig body 14 Holding part 16 Claw part 18 Recessed part 20 Bend piece 22 Base part 24 Claw part 26 Bolt hole 28 Bolt 28A Head 28B Shaft part P Single pipe (object to be fixed)

Claims (4)

A fixing jig for fixing a plurality of fixing objects arranged close to each other,
Two U-shaped jig bodies having claw portions formed in a claw shape at both ends are provided, and these two jig bodies are arranged in a ring shape along the periphery of the plurality of objects to be fixed. , is used by hooking the claw parts of one jig body and the claw parts of the other jig body to each other, and a bolt hole provided near the U-shaped bottom of one jig body, and this bolt hole. A fixing jig characterized by having a bolt that is screwed into the fixture and presses an object to be fixed . The fixing jig according to claim 1 , wherein the plurality of fixing objects are two single pipes arranged in parallel. A fixing method for fixing a plurality of fixed objects arranged close to each other,
Two U-shaped jig bodies having claw-shaped claw portions at both ends are used, and these two jig bodies are arranged in a ring shape around a plurality of objects to be fixed. At the same time, the claws of one jig main body and the claws of the other jig main body are hooked together and fixed, and one jig main body has a bolt hole provided near the bottom of the U-shape, It has a bolt that is screwed into the bolt hole and presses the object to be fixed. After hooking the claws on one jig body and the claws on the other jig body to each other, turn the bolt. A fixing method characterized by pressing the fixing object with a hand . 4. The fixing method according to claim 3 , wherein the plurality of fixing objects are two single pipes arranged in parallel.

Images