JPH0630587U - Pipe clamp - Google Patents

Abstract

(57) [Abstract] [Purpose] The present invention aims to provide a pipe clamp having good workability and high work efficiency. A pipe clamp of the present invention comprises a clamp part for gripping a pipe, a first flange part extending from one end of the clamp part and having a first bolt hole, and a second bolt hole extending from the other end of the clamp part. And a second flange portion having the first flange portion and the second flange portion overlapped with each other, a bolt is inserted into the first bolt hole and the second bolt hole, and is fixed to an attached portion by a synthetic resin. A pipe clamp consisting of one of the first flange portion and the second flange portion,
A nut portion having a through hole coaxially with the first bolt hole or the second bolt hole is integrally connected by a thin film, and the bolt can be engaged with the first bolt hole or the second bolt hole. It is characterized in that a different engaging projection is provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a pipe clamp used to hold various pipes arranged at a desired position in a fixed manner, for example.

[0002]

[Prior art]

 As shown in FIG. 5, for example, a conventional pipe clamp 1A includes a clamp portion 10A that holds a pipe 6A through a sponge rubber 7A, and a first flange that extends from one end of the clamp portion 10A and has a first bolt hole 110A. It is composed of a portion 11A and a second flange portion 12A extending from the other end of the clamp portion 10A and having a second bolt hole 120A. The bolt 4A is inserted into the first bolt hole 110A and the second bolt hole 120A, and the bolt 4A is inserted. The first flange portion 11A and the second flange portion 12A are superposed and fixed and held on the attached portion 3A by the tightening force of the nut 2A screwed to the belt 4A.

[0003]

[Problems to be solved by the device]

 In the pipe clamp 1A having the above-mentioned conventional configuration, while holding the pipe 6A, the bolt 4A of the mounted portion 3A, the first bolt hole 110A of the first flange portion 11A, and the second bolt portion 2A of the second flange portion 12A. After inserting the bolt 4A into the bolt hole 120A, the nut 2A cannot be temporarily fixed unless the nut 2A is screwed into the bolt 4A.

Therefore, when using a plurality of pipe clamps 1A to grip a plurality of longitudinal portions of the pipe 6A and fix and hold the pipes 6A at a plurality of positions on the attached portion 3A, the operator must For each pipe clamp 1A used at multiple positions, one hand must be used to hold it down while the other hand is used to grip the nut 2A and screw it onto the bolt 4A, which is difficult to do. .

Therefore, for example, when the pipe is arranged at a high place such as a ceiling, the work is more difficult to perform, the workability is poor, and the work efficiency is low, so that the work cost is high. An object of the present invention is to provide a pipe clamp that has good workability and high work efficiency.

[0006]

[Means for Solving the Problems]

 The pipe clamp of the present invention comprises a clamp part for holding a pipe, a first flange part extending from one end of the clamp part and having a first bolt hole, and a second flange part extending from the other end of the clamp part and having a second bolt hole. A synthetic resin that is composed of two flange portions, and that the first flange portion and the second flange portion are overlapped, a bolt is inserted into the first bolt hole and the second bolt hole, and is fixed to the attachment portion. A pipe clamp comprising: a connecting portion capable of breaking a nut portion having a through hole coaxially with the first bolt hole or the second bolt hole in one of the first flange portion and the second flange portion. Are integrally connected with each other, and an engaging protrusion capable of engaging with the bolt is provided in the first bolt hole or the second bolt hole.

[0007]

[Function of the device]

 According to the pipe clamp of the present invention, when it is used, (1) first, the nut portion is provided with a through hole for the first flange portion or the second flange portion, and It is held at a position coaxial with the bolt hole or the second bolt hole of the second flange. (2) Then, after mounting the pipe to be mounted on the mounted portion on the clamp portion of the pipe clamp, the first flange portion and the second flange portion are overlapped and the pipe is gripped by the clamp portion.

At this time, the first bolt hole, the second bolt hole, and the through hole of the nut portion are coaxially aligned. (3) Then, in the pipe clamp holding the pipe, the bolt is inserted into the first bolt hole, the second bolt hole, and the through hole of the nut portion which are coaxially aligned with each other.

Then, the pipe clamp is attached to the pipe clamp by engaging the bolt with the engagement protrusion provided in the first bolt hole or the second bolt hole in a state where the first flange portion and the second flange portion are overlapped with each other. Temporarily fixed to the department. (4) In the pipe clamp temporarily fixed to the attached portion, when the nut portion is rotated, the nut portion integrated with the flange portion and the breakable connection portion is separated. Then, the nut portion is rotated and screwed to the bolt, and by the tightening force thereof, the first flange portion and the second flange portion are fixed and held on the mounted portion in a state of being overlapped with each other. Here, the rupturable connection part may be a continuous or intermittent thin film, or may be a partially crosslinked structure.

[0010]

【Example】

 The pipe clamp 1 of this embodiment will be described with reference to FIGS. In addition, in the present embodiment, a plurality of pipe clamps 1 are used, and a plurality of longitudinal portions of the pipe 6 are respectively gripped and fixed and held at a plurality of positions of an attached portion 3 at a high place such as a ceiling during an installation work. The case where it is applied will be described.

The pipe clamp 1 of the present embodiment is a substantially plate-shaped member made of nylon and integrally molded, and includes a clamp portion 10, a first flange portion 11 extending from one end of the clamp portion 10 to the left side, A second flange portion 12 extending from the other end of the clamp portion 10 to the right side, and formed by integrally connecting the nut member 2 to the first flange portion 11 with a thin film portion 111 that is a breakable connecting portion. It is a thing.

The clamp part 10 is a part for gripping the pipe 6 arranged at a predetermined position, and is a thin and flexible hinge part 100 provided in the central part in the longitudinal direction of the plate-like member, and this hinge part. It is composed of a first arm 101 formed on the left side of FIG. 1 and a second arm 102 formed on the right side of 100. In the hinge portion 100, the first arm 101 and the first flange portion 11 on the left side of the second arm 102 and the second flange portion 12 on the right side of the hinge portion 100 are bent at approximately 180 ° so as to face each other ( (See FIG. 2).

When the first arm 101 and the second arm 102 are in positions facing each other, the centers of the first arm 101 and the second arm 102 are substantially parallel to each other, and both ends thereof have a semicircular shape to form a substantially elliptical space. Has become. The first flange portion 11 and the second flange portion 12 are portions that are fixedly held by the mounted portion 3 by the nut portion 2 screwed onto the stud bolt 4.

The first flange portion 11 is formed so as to extend from one end side (the side opposite to the hinge 100) of the first arm 101 of the clamp portion 10. The first flange portion 11 has a first bolt hole 110 formed on the plane, and a nut portion 2 integrally connected by four thin film portions 111 so as to be coaxial with the first bolt hole 110, It has two locking holes 112 formed at both ends.

The second flange portion 12 is formed so as to extend from the other end side of the second arm 102 of the clamp portion 10. The second flange portion 12 faces the first bolt hole 110 of the first flange portion 11 when the first arm 101 and the second arm 102 of the clamp portion 10 are at the positions (see FIG. 2) facing each other. The second bolt hole 120 formed on the flat surface, the two positioning protrusions 122 formed on the flat surface at the position facing the two locking holes 112 of the first flange portion 11, and the tip It has an engaging claw 123 that engages with the tip portion 113 of the first flange portion 11. The second bolt hole 120 is provided with four engaging projections 120a that project toward the center of the hole.

The nut portion 2 is formed by being integrally connected to the first flange portion by four thin film portions 111, and includes a through hole having an inner peripheral hole diameter smaller than the screw outer diameter of the stat bolt 4 of the mounted portion 3. It has a press-fitted inner peripheral portion 20 and a hexagonal portion 21 formed on the outer peripheral portion side. Further, a taper hole portion 200 serving as a guide portion at the time of press-fitting is formed on the inlet side of the press-fitting inner peripheral portion 20.

According to the pipe clamp 1 of the present embodiment configured as described above, when the pipe clamp 1 is used, (1) a plurality of pipes 6 for the purpose of disposing are connected to the pipe clamp 1 through the sponge rubber 7. The clamp unit 10 is mounted on the first arm 101. (See Figure 2).

Positions where the second arm 102 and the second flange portion 12 are bent counterclockwise about the hinge 100 by about 180 ° with respect to the first arm 101 and the first flange portion 11 and face each other. (See FIG. 2). Then, the second flange portion 12 overlaps with the first flange portion 11, and the second bolt hole 120, the first bolt hole 110 of the first flange portion 11 and the press-fitted inner peripheral portion 20 of the nut portion 2 are coaxial with each other. Matches with.

Further, at this time, in the second flange portion 12, the two positioning protrusions 122 are inserted into the two locking holes 112 of the first flange portion 11 to prevent the positional deviation, and the engaging claw 123 is It engages with the tip portion 113 of the first flange portion 11. As a result, when the first flange portion 11 and the second flange portion 12 overlap each other and when the first arm 101 and the second arm 102 of the clamp portion 10 face each other, the gripping state of the pipe 6 with the sponge rubber 7 interposed therebetween. Is retained. (2) In the pipe clamp 1 in which the clamp 6 holds the pipe 6, the first bolt hole 110, the second bolt hole 120, and the press-fitted inner peripheral portion 20 of the nut portion 2 are coaxial with each other. It is inserted into the stat bolt 4 at the same position (see FIG. 3).

Then, the four engagement protrusions 120 a of the second bolt hole 120 and the press-fitted inner peripheral portion 20 of the nut portion 2 elastically engage with the stat bolt 4 having a larger diameter than this. Therefore, the pipe clamp 1 is temporarily fixed to the attached portion 3 and the stat bolt 4 with the first flange portion 11 and the second flange portion 12 overlapped with each other (see FIG. 3). At this time, the pipe clamp 1 does not come out of the stat bolt 4 even if the operator releases his hand. (3) Next, when the nut part 2 is rotated by a tightening tool (not shown) engaged with the hexagonal part 21, the thin film part 111 connecting the first flange part 11 and the nut part 2 is broken. Then, it is separated from the first flange portion 11, and the inner wall surface 201 of the press-fitted inner peripheral portion 20 bites into the male screw of the stat bolt 4 and is screwed while forming a female screw.

Due to the tightening force of the nut portion 2, the pipe clamp 1 is securely fixed and held to the mounted portion 3 in a state where the first flange portion 11 and the second flange portion 12 are overlapped with each other, rather than the temporarily fixed state. . As described above, according to the pipe clamp 1 of the present embodiment, when a plurality of the pipe clamps 1 are used, and the pipe 6 is gripped at a plurality of positions in the longitudinal direction, and is fixed and held at a plurality of positions of the mounted portion 3, the first flange is used. The first bolt hole 110, the second bolt hole 120, and the press-fitted inner peripheral portion 20 of the nut portion 2 are overlapped with the portion 11 and the second flange portion 12 and the pipe 6 is gripped by the clamp portion 10. By simply inserting the stud bolt 4, the stud bolt 4 can be easily temporarily fixed to the attachment part 3.

Further, in the pipe clamp 1, since the nut portion 2 is held by the first flange portion 11 so as to be easily separable, the attached portion can be simply rotated by rotating the nut portion 2 from the temporarily fixed state. It is fast and surely fixed and held on 3. Therefore, as in the conventional case shown in FIG. 5, for each pipe clamp 1A used at a plurality of positions of the attached portion 3A, the nut 2A carried from the other place is held down while holding it with one hand each time. It is not necessary to perform the troublesome operation of grasping it with your hand and screwing it onto the bolt 4A. Further, after the nut portion 2 is rotationally fixed, both the first flange portion and the second flange portion are fixed and held, so that the pipe and the like held by the clamp portion 1 are also fixed and held reliably.

Therefore, the pipe clamp 1 of the present embodiment has good workability and high work efficiency when the pipe is arranged at a high place such as a ceiling, and is also advantageous in terms of work cost. It will be

[0024]

[Effect of device]

 In the pipe clamp of the present invention, the nut part having the through hole is connected to one of the first flange part and the second flange part by a connection part which is rupturable coaxially with the first bolt hole or the second bolt hole. Is held. Then, the pipe clamp can be temporarily fixed by inserting the first bolt hole of the first flange part and the second bolt hole of the second flange part into the bolt of the attached part while holding the pipe by the clamp part. .

Further, in the pipe clamp, the nut portion connected and held by the breakable connection portion to one of the first flange portion and the second flange portion can be immediately rotated and separated from the temporarily fixed state. And, it can be fixed and held quickly on the mounted part simply by rotating. For this reason, a worker carries the pipe clamp inserted into the bolt of the attached portion and the pipe gripped by the clamp portion with the other hand while holding the pipe clamp at the attached portion with one hand. It is not necessary to grasp the nut with the other hand and screw it onto the bolt.

Therefore, when the pipe clamp of the present invention is used to arrange a pipe at a high place such as a ceiling, the workability is improved, the work efficiency is increased, and the work cost is also advantageous. Will be things.

[Brief description of drawings]

FIG. 1 is a front view showing a pipe clamp according to an embodiment of the present invention.

FIG. 2 is a front view showing a state where a clamp portion holds a pipe.

FIG. 3 is a cross-sectional view showing a state in which the pipe clamp after the pipe is gripped by the clamp portion is temporarily attached to the stat bolt of the attached portion.

FIG. 4 is a cross-sectional view showing a state in which a pipe clamp is fixed and held together with a pipe on an attached portion.

FIG. 5 is a cross-sectional view showing a state in which a conventional pipe clamp is fixed and held together with a pipe on an attached portion.

[Explanation of symbols]

 1 Pipe Clamp 10 Clamp Part 100 Hinge 101 First Arm 102 Second Arm 11 First Flange Part 111 Breakable Connection Part (Thin Film Part) 12 Second Flange Part 120a Engaging Protrusion 2 Nut Part 20 Press-fitting Inner Part 3 Covered Mounting part 4 Stat bolt

Claims (1)

[Scope of utility model registration request] 1. A clamp portion for holding a pipe, a first flange portion extending from one end of the clamp portion and having a first bolt hole, and a second flange portion extending from the other end of the clamp portion and having a second bolt hole. A pipe clamp made of a synthetic resin, comprising: the first flange portion and the second flange portion, the bolt is inserted into the first bolt hole and the second bolt hole, and fixed to a mounted portion. A nut portion having a through hole coaxially with the first bolt hole or the second bolt hole is integrally formed on one of the first flange portion and the second flange portion with a breakable connection portion. Connected,
A pipe clamp, characterized in that an engaging protrusion capable of engaging with the bolt is provided in the first bolt hole or the second bolt hole.