JP3005765B1 - Support equipment for pipes, etc. - Google Patents

Abstract

Abstract: PROBLEM TO BE SOLVED: To be able to fix and support at least two types of pipes having different outer diameters with one touch,
Provided is a support device that can be easily, reliably, and quickly performed by anyone, is excellent in airtightness and durability, has a simple configuration, and is easy to handle. SOLUTION: A base cylinder 1, a small-diameter cylindrical elastic body 30 accommodated in the base cylinder 1, and an inner cylinder 10 slidably housed in the base cylinder 1.
A large-diameter cylindrical elastic body 15 accommodated in the inner cylinder 10, a pusher 20 slidably attached to the inner cylinder 10 at the inner end thereof, and an outer cylinder 25 screwed to the front end of the base cylinder 1. And the outer cylinder 25
When the base end of the base cylinder 1 moves to the side, the large-diameter cylindrical elastic body 15 is pressed by the pusher 20 and the small-diameter cylindrical elastic body 30 is pressed against the inner cylinder 10.
The large-diameter cylindrical elastic body 15 and the small-diameter cylindrical elastic body 3
The pipes P having different outer diameters can be tightened by the tightening holes 16 and 31 having different inner diameters.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a pipe or the like (for example, oxygen is supplied from a base end, and a tip is burned.
The ends (mainly the base end) of lance pipes, oxygen gas injection pipes, other pipes, rods, etc., which can be appropriately ground, can be easily cut. The present invention relates to a pipe and other supporting device that can be fixed and supported reliably and can easily fix and support at least two types of pipes having different outer diameters.

[0002]

2. Description of the Related Art Conventionally, most of such pipe supporting devices have, for example, a holder configured to fixedly support a pipe or the like having a predetermined outer diameter. In order to be able to fix and support such components, the internal components (for example, packing and other members) of the holder are replaced or the holder itself suitable for the dimensions is replaced.

[0003]

Therefore, when fixing and supporting pipes and the like having different outer diameters, it takes time to exchange the internal parts of the holder and the holder itself, and to cope with each dimension. There were difficulties, such as the need to keep a large number of internal parts and holders.

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention solves the above-mentioned difficulties and the like, and can fix and support pipes having different outer diameters with a single touch. It has been created to provide a support device for pipes and the like that can be reliably performed, has a simple configuration, is excellent in durability and airtightness, and is easy to handle. A base cylinder 1 having a small-diameter elastic body accommodating portion 3 at the base end and an inner cylinder housing portion 2 at the distal end;
A small-diameter cylindrical elastic body 30 accommodated in the small-diameter elastic body accommodating portion 3 of the base cylinder 1, and a small-diameter cylindrical elastic body 30 accommodated in the inner cylinder accommodating section 2 of the base cylinder 1 so as to be slidable in the cylinder center direction. Inner cylinder 10 and inner cylinder 1
The large-diameter cylindrical elastic body 15 accommodated in the large-diameter elastic body accommodating portion 11 inside the inner cylinder 10 and a pusher 20 mounted so that the tip inside the inner cylinder 10 is slidable in the direction of the cylinder center. And an outer cylinder 25 which is screwed to the distal end portion of the base cylinder 1 and can be moved in the direction of the center of the cylinder by a rotation operation thereof. The diameter cylindrical elastic body 15 is a pusher 2
0, the small-diameter cylindrical elastic body 30 is compressed by the inner cylinder 10 in the cylindrical direction, and provided on the large-diameter cylindrical elastic body 15 and the small-diameter cylindrical elastic body 30. A means is employed in which the pipes P having different outer diameters can be tightened by the tightening holes 16 and 31 having different inner diameters.

Further, in the supporting device for a pipe or the like according to the second aspect, the small-diameter elastic body accommodating portion 3 is provided at the base end with the step portion 4 substantially at the center in the cylinder center direction as a boundary, and the distal end is provided. A base cylinder 1 having an alligator inner cylinder housing part 2 and a small-diameter elastic body housing part 3 of the base cylinder 1
A small-diameter cylindrical elastic body 30 housed therein, an inner cylinder 10 housed in the inner cylinder housing portion 2 of the base cylinder 1 so as to be slidable in the cylinder center direction, and a large diameter inside the inner cylinder 10. Large-diameter cylindrical elastic body 15 accommodated in the elastic body accommodating portion 11 and a pusher 2 mounted so that the tip inside the inner cylinder 10 is slidable in the direction of the cylinder center.
0, and an outer cylinder 25 which is screwed to the distal end portion of the base cylinder 1 and can be moved in the direction of the cylinder center by its rotation operation. The base cylinder 1 has a communication hole 6 near its base end. The inner wall 10 is formed so that the connecting pipe 35 can be attached to the base end thereof, and the inner cylinder 10 has the communication hole 13 formed in the base end thereof. 12 is formed, and its base end portion is a small-diameter cylindrical elastic body 30.
Is formed so as to be able to press the end face portion of
Is formed so that a communication hole 21 is drilled and a base end portion thereof can press the end surface portion of the large-diameter cylindrical elastic body 15. The pusher 20 is pressed by the movement, and the pusher 20 causes the large-diameter cylindrical elastic body 15 to be elastically deformed.
The inner surface of the base 6 is configured to be able to tighten a pipe P or the like having a large outer diameter by the inner surface. The small-diameter cylindrical elastic body 30 is elastically deformed by the inner cylinder 10 so that the pipe P or the like having a small outer diameter can be tightened by the inner surface of the tightening hole 31. 15 or means for configuring the connecting pipe 35 and the pipe P to be in a communicating state when in the tightened state by the small-diameter cylindrical elastic body 30.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to illustrated examples. The present invention provides a pipe P or the like (e.g., such that oxygen is supplied from the base end, the tip is burned, and the object to be cut is appropriately cut by the heat of oxidation reaction or oxidation-reduction reaction. (Mainly the base end) of a lance pipe, a pipe for injecting oxygen gas, another pipe, a rod, etc., which can be easily and securely fixed and supported, and at least the outer Two types of pipes P having different diameters can be easily fixed and supported.
Within, for example, oxygen gas, air, and other appropriate gas,
The present invention relates to a supporting device such as a pipe P capable of appropriately supplying a liquid or the like, and more specifically, has a small-diameter elastic body accommodating portion 3 at a base end of which is bounded by a step portion 4 substantially at the center in the cylinder center direction. A base cylinder 1 having an inner cylinder housing part 2 at the tip, a small-diameter cylindrical elastic body 30 housed in the small-diameter elastic body housing part 3 of the base cylinder 1, and an inner cylinder housing part of the base cylinder 1 2, a large-diameter cylindrical elastic body 15 accommodated in a large-diameter elastic body accommodating portion 11 in the inner cylinder 10, and an inner cylinder 10
A pusher 20 which is mounted so that its inner end is slidable in the direction of the cylinder core, and an outer cylinder which is screwed to the distal end portion of the base cylinder 1 and can be moved in the cylinder direction by its rotation operation. 25.

The base cylinder 1 is formed such that a partition wall 5 having a communication hole 6 is formed near the base end thereof, and a connection pipe 35 can be attached to the base end thereof. The inner cylinder 10 is formed such that a partition wall 12 in which a communication hole 13 is formed is formed at a base end portion thereof, and that the base end portion can press the end face portion of the small-diameter cylindrical elastic body 30. The presser 20 has a communication hole 21 formed therein, and is formed such that a base end thereof can press the end surface of the large-diameter cylindrical elastic body 15. Then, while the base end of the base cylinder 1 of the outer cylinder 25 moves to the side, the pusher 20 is pressed and the pusher 20 causes the large-diameter cylindrical elastic body 15 to be elastically deformed. It is configured to be able to tighten a pipe P or the like having a large outer diameter (see FIG. 2). On the other hand, when the base end of the base cylinder 1 of the outer cylinder 25 moves to the side, the inner cylinder 10 is pressed via the pusher 20. At the same time, the small-diameter cylindrical elastic body 30 is elastically deformed by the inner cylinder 10, and a pipe P having a small outer diameter can be tightened by the inner surface of the tightening hole 31 (see FIG. 3). Moreover, when the pipe P or the like is in a tightened state by the large-diameter cylindrical elastic body 15 or the small-diameter cylindrical elastic body 30, the connection pipe 35 and the pipe P and the like are in a communicating state.

The base cylinder 1 is made of a suitable metal material, for example,
A step portion 4 is disposed substantially at the center of the inner surface in the cylinder center direction, and a step portion 4 is formed as a boundary, and the base end is a substantially columnar space. The small-diameter elastic body accommodating section 3 is provided, and an inner cylinder accommodating section 2 which is a substantially columnar space having a diameter larger than that of the small-diameter elastic body accommodating section 3 is provided at a tip end of the step section 4. ing. Further, a male screw portion 7 to which the female screw portion 27 of the outer cylinder 25 can be screwed is formed on the outer surface of the distal end, and a partition wall 5 having a communication hole 6 formed at the center is formed near the base end. For example, a female screw portion 8 is formed in the base end portion so that the male screw portion 36 of the connection pipe 35 can be screwed. The female screw portion 8 includes
A valve or the like may be appropriately mounted instead of the connection pipe 35. Moreover, the communication hole 6 of the partition wall 5 is provided with the small-diameter cylindrical elastic body 3.
0 is set smaller than the tightening hole 31.

The inner cylinder 10 is suitably formed of a metal material, for example, in a substantially cylindrical shape, and has a base end serving as a large-diameter elastic body accommodating portion 11 having a substantially cylindrical space inside. Has a partition wall 12 having a communication hole 13 formed in the center.
Are formed. Then, the base end portion of the inner cylinder 10 can be inserted into the small-diameter elastic body accommodating portion 3 of the base cylinder 1, and its base end surface is in close contact with the end surface portion of the small-diameter cylindrical elastic body 30,
The small-diameter cylindrical elastic body 30 is formed so as to be pressed in the cylinder center direction. Moreover, the base end of the inner cylinder 10 is
Is formed so that it cannot be inserted into the small-diameter elastic body accommodating portion 3 any more. still,
The communication hole 13 of the partition wall 12 has a size larger than the tightening hole 31 of the small-diameter cylindrical elastic body 30 and has a large-diameter cylindrical elastic body 15.
Are set smaller than the tightening holes 16.

The large-diameter cylindrical elastic body 15 is made of, for example, a suitable rubber material having sufficient elasticity, a suitable synthetic resin material, or a substantially thick cylindrical shape made of such a synthetic material. It is formed so as to fit smoothly in the large-diameter elastic body accommodation portion 11 of the cylinder 10.

In the figure, reference numeral 17 denotes a substantially thick ring-shaped metal spacer interposed between the large-diameter cylindrical elastic body 15 and the pusher 20. The large-diameter elastic body of the inner cylinder 10 is provided. The inside of the accommodating portion 11 can be slid along the direction of the cylinder center, and the amount of pressing of the large-diameter cylindrical elastic body 15 by the pusher 20 can be finely adjusted. The spacer 17 need not be interposed between the large-diameter cylindrical elastic body 15 and the pusher 20.

The pusher 20 is, for example, formed in a substantially thick cylindrical shape by a metal material as appropriate, and can slide within the large-diameter elastic body accommodating portion 11 of the inner cylinder 10 along the direction of the center of the cylinder. A flange is provided on the front surface of the inner cylinder 10 so as to be in contact with the distal end surface. Moreover, the communication hole 21 at the center of the pusher 20 is
The size is set to be larger than the tightening hole 16 of the large-diameter cylindrical elastic body 15. The pusher 20 may be provided integrally with the outer cylinder 25.

The outer cylinder 25 is formed, for example, in a substantially cylindrical shape having a bottom with an appropriate metal material, and has, at its base end, a female screw portion 27 which can be screwed to the male screw portion 7 of the base cylinder 1. A communication hole 26 through which a pipe P or the like can be inserted is formed at the center of the tip.

The small-diameter cylindrical elastic body 30 is made of, for example, a suitable rubber material having sufficient elasticity, or a suitable synthetic resin material, or a substantially thick cylindrical member made of such a synthetic material. It is formed so as to fit smoothly in the small-diameter elastic body accommodation portion 3.

Incidentally, the specific configuration, shape, dimensions, and material of the base cylinder 1, the specific configuration, shape, dimensions of the inner cylinder housing portion 2, and the specific configuration, shape, dimensions, and steps of the small-diameter elastic body housing portion 3 will be described. Part 4
Specific configuration, shape, dimensions, arrangement position, specific configuration of partition 5, shape, dimensions, arrangement position, specific configuration of communication hole 6,
Shape, dimensions, arrangement position, specific configuration of male screw portion 7, specific configuration of female screw portion 8, specific configuration of inner cylinder 10, shape, size, material, specific configuration of large-diameter elastic body accommodation portion 11 Specific configuration, shape, dimensions, specific configuration, shape, dimensions, arrangement position of partition 12, specific configuration, shape, dimensions, arrangement position of communication hole 13,
Specific configuration, shape, dimensions, and material of the large-diameter cylindrical elastic body 15, specific configuration, shape, and dimensions of the tightening holes 16, specific configuration, shape, dimensions, and materials of the spacer 17, and specific examples of the presser 20 Configuration, shape, size, material, specific configuration, shape, size, arrangement position of communication hole 21, specific configuration, shape, size, material, specific configuration, shape, size of communication hole 26, Arrangement position, specific configuration of female screw portion 27, specific configuration, shape, size, material, tightening hole 3 of small-diameter cylindrical elastic body 30
The specific configuration, shape, dimensions of the connecting pipe 35, the specific configuration, shape, dimensions, material of the connecting pipe 35, the specific mounting means to the base cylinder 1, and the like are not limited to those in the illustrated example and the like, and can be freely changed as appropriate. It can be set.

[0016]

According to the first aspect of the present invention, there is provided a supporting device for a pipe or the like having a small diameter elastic body accommodating portion 3 at the base end and an inner cylinder accommodating portion 2 at the distal end. The small-diameter cylindrical elastic body 30 accommodated in the small-diameter elastic body accommodating portion 3 of the base cylinder 1
An inner cylinder 10 slidably mounted in the inner cylinder housing 2 of the base cylinder 1 in the direction of the center of the cylinder, and a large diameter housed in the large-diameter elastic body housing 11 in the inner cylinder 10. A cylindrical elastic body 15, a pusher 20 which is mounted so that the distal end in the inner cylinder 10 is slidable in the direction of the cylinder center, and which is screwed to the distal end portion of the base cylinder 1 to rotate the same. An outer cylinder 25 that can be moved in the direction of the center of the cylinder by moving the base end of the base cylinder of the outer cylinder 25 aside. On the other hand, the small-diameter cylindrical elastic body 30 is
0, the cylindrical elastic body 15 for the large diameter
The pipes P having different outer diameters can be tightened by the tightening holes 16 and 31 having different inner diameters provided in the cylindrical elastic body 30 for small diameter.
Can be tightened by using the tightening holes 16 of the large-diameter cylindrical elastic body 15, while the pipes P having a relatively small outer diameter can tighten the tightening holes 31 of the small-diameter cylindrical elastic body 30. It is possible to tighten and use the pipes P and the like having at least two kinds of outer diameters different from each other so that they can be fixed and supported with one touch. In addition, anyone can easily, reliably and quickly perform the fixing and supporting operations. In particular, when the pipe P is supported, the pipe P has excellent airtightness. For example, oxygen is supplied from the base end, the tip burns, and the pipe P is appropriately melted by the heat of oxidation or redox reaction. This is the most suitable support device for lance pipes that can grind and grind the cuttings and pipes for blowing oxygen gas. In addition, a support device having a simple configuration, excellent durability, and easy handling can be provided at relatively low cost.

Further, the supporting device for pipes and the like according to the second aspect has the small-diameter elastic body accommodating portion 3 at the base end with the step portion 4 substantially at the center in the cylinder center direction as the boundary, and the tip at the inside. A base cylinder 1 having a cylindrical housing part 2; a small-diameter cylindrical elastic body 30 housed in the small-diameter elastic body housing part 3 of the base cylinder 1;
The inner cylinder 10 is provided so as to be slidable in the direction of the center of the cylinder.
And a large-diameter cylindrical elastic body 15 accommodated in the large-diameter elastic body accommodating portion 11 in the inner cylinder 10, and mounted such that a tip end in the inner cylinder 10 is slidable in the direction of the tube core. The base cylinder 1 is provided with a pusher 20 and an outer cylinder 25 which is screwed to a distal end portion of the base cylinder 1 and which can be moved in the cylinder center direction by its rotation operation.
A partition wall 5 having a communication hole 6 formed in a portion near the base end is formed, and a connection pipe 35 is formed in the base end portion so as to be attachable. A partition wall 12 having a communication hole 13 formed therein is formed, and a base end portion thereof is formed so as to be able to press the end face portion of the small-diameter cylindrical elastic body 30. The base portion is formed so as to be able to press the end surface portion of the large-diameter cylindrical elastic body 15,
When the base end of the base cylinder 1 of the outer cylinder 25 moves to the side, the pusher 2 is moved.
0, the large-diameter cylindrical elastic body 15 is elastically deformed by the pusher 20, and a pipe P having a large outer diameter can be tightened by the inner surface of the tightening hole 16. When the base end of the base cylinder 1 moves to the side, the inner cylinder 10 is pressed via the pusher 20, and the small-diameter cylindrical elastic body 30 is elastically deformed by the inner cylinder 10. When the pipe P or the like is tightened by the large-diameter cylindrical elastic body 15 or the small-diameter cylindrical elastic body 30, the connecting pipe 35 and the pipe P are tightened. The pipes P and the like having a relatively large outer diameter can be connected to the tightening holes 16 of the cylindrical elastic body 15 for a large diameter.
On the other hand, a pipe P having a relatively small outer diameter can be tightened by using the tightening hole 3 of the cylindrical elastic body 30 for a small diameter.
This makes it possible to tighten and support at least two types of pipes P having different outer diameters by one-touch operation. In addition, anyone can easily, reliably and quickly perform the fixing and supporting operations. Moreover, the structure is simple, excellent in durability,
A support device that is easy to handle can be provided relatively inexpensively.

In particular, when the pipe P is supported, the pipe P becomes excellent in airtightness, and oxygen and the like can be smoothly supplied from the connecting pipe 35 into the pipe P. Optimum support for lance pipes and pipes for injecting oxygen gas, etc., where the tip is burned and the heat of oxidation or heat of oxidation-reduction reaction causes the workpiece to be appropriately cut by the heat of oxidation or oxidation-reduction reaction. Device.

Further, the base cylinder 1 is formed such that a partition wall 5 having a communication hole 6 formed at a base end portion thereof and a connection pipe 35 can be mounted at the base end portion. The inner cylinder 10 is formed such that a partition wall 12 in which a communication hole 13 is formed is formed at a base end portion thereof, and that the base end portion can press the end face portion of the small-diameter cylindrical elastic body 30. The presser 20 has a communication hole 21 formed therein and a base end portion formed so as to be able to press the end face portion of the large-diameter cylindrical elastic body 15. The large-diameter cylindrical elastic body 15 accommodated in the elastic body accommodating portion 11 is uniformly pressed by the pusher 20 so that the tightening hole 16 can exert a uniform and stable tightening force of the pipe P or the like. On the other hand, it is housed in the small-diameter elastic body housing 3 of the base cylinder 1. For small diameter cylindrical elastic body 30 that is, the inner cylinder 1
0 uniformly presses, and the tightening hole 31 can exert a uniform and stable tightening force of the pipe P or the like.

Moreover, the pipe P is made of the small-diameter cylindrical elastic body 30.
Is fixed and supported by the tightening holes 31, the gap between the inner surface of the base cylinder 1 and the outer surface of the pipe P seems to be filled with the small-diameter cylindrical elastic body 30.
Can be reliably supplied into the pipe P through the communication hole 6 of the base cylinder 1, and the pipe P is fixed and supported by the tightening hole 16 of the large-diameter cylindrical elastic body 15. When the gap between the inner surface of the inner cylinder 10 and the outer surface of the pipe P is
The gap between the inner surface of the base cylinder 1 and the outer surface of the inner cylinder 10 is closed by the small-diameter cylindrical elastic body 30 while being filled with the large-diameter cylindrical elastic body 15. Oxygen or the like supplied from the connection pipe 35 is supplied to the communication hole 6 of the base cylinder 1, the tightening hole 31 of the small-diameter cylindrical elastic body 30,
The supply can be reliably performed into the pipe P through the communication hole 13 of the inner cylinder 10.

[Brief description of the drawings]

FIG. 1 is a partially cutaway exploded perspective view illustrating a support device for a pipe or the like of the present invention.

FIG. 2 is a cross-sectional view illustrating another support device for a pipe or the like of the present invention.

FIG. 3 is a cross-sectional view illustrating another support device for a pipe or the like of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Base cylinder 2 Inner cylinder accommodating part 3 Elastic body accommodating part for small diameters 4 Step part 5 Partition wall 6 Communication hole 7 Male screw part 8 Female screw part 10 Inner cylinder 11 Elastic body accommodating part for large diameters 12 Partition wall 13 Communication hole 15 Large diameter Tubular elastic body 16 Tightening hole 17 Spacer 20 Pusher 21 Communication hole 25 Outer cylinder 26 Communication hole 27 Female thread part 30 Small diameter cylindrical elastic body 31 Tightening hole 35 Connection pipe 36 Male thread P pipe

Continuation of the front page (58) Field surveyed (Int. Cl. ⁷ , DB name) F16L 19/00 B23K 7/10 F16B 12/40 F16L 25/00

Claims (2)

(57) [Claims] A base end having a small-diameter elastic body accommodating portion;
A base cylinder having an inner cylinder accommodating portion at the tip, a small-diameter cylindrical elastic body accommodated in the small-diameter elastic body accommodating section of the base cylinder, and slidable in the cylinder center direction in the inner cylinder accommodating section of the base cylinder. The inner cylinder is provided so as to be inside, the large-diameter cylindrical elastic body accommodated in the large-diameter elastic body accommodating portion in the inner cylinder, and the tip in the inner cylinder is freely slidable in the direction of the tube core. A pusher that is mounted so as to be mounted on the base tube, and an outer tube that is screwed to the distal end portion of the base tube and that can be moved in the tube center direction by a rotation operation of the base tube. Accordingly, the large-diameter cylindrical elastic body is pressed in the cylinder center direction by the push, while the small-diameter cylindrical elastic body is pressed in the cylinder center direction by the inner cylinder, and the large-diameter cylindrical elastic body and the small-diameter cylinder are pressed. A support device for pipes or the like, characterized in that pipes and the like having different outer diameters can be tightened by tightening holes having different inner diameters provided in the elastic body. 2. A base cylinder having a small-diameter elastic body accommodating portion at its base end and a distal end having an inner cylinder accommodating portion at a substantially central step in the cylinder center direction. A small-diameter cylindrical elastic body accommodated in the elastic body accommodating portion, an inner cylinder slidably provided in the inner cylinder accommodating portion of the base cylinder in the cylinder center direction, and a large-diameter elastic body in the inner cylinder A large-diameter cylindrical elastic body accommodated in the accommodating portion, a pusher mounted so that the distal end in the inner cylinder is slidable in an alligator cylindrical direction, and screwed to a distal end portion of the base cylinder. And an outer cylinder that can be moved in the cylinder center direction by the rotation operation,
The base cylinder is formed such that a communication hole is formed in a portion near the base end thereof and a connection pipe can be attached to the base end portion thereof. A partition wall having a communication hole formed therein is formed, and a base end portion thereof is formed so as to be able to press an end surface portion of the small-diameter cylindrical elastic body, and the presser has a communication hole formed therein. At the same time, the base end portion is formed so as to be able to press the end surface portion of the large-diameter cylindrical elastic body. The cylindrical elastic body for diameter is elastically deformed, and it is configured so that a pipe having a large outer diameter can be tightened by the inner surface of the tightening hole,
On the other hand, by moving the base end of the outer cylinder toward the side, the inner cylinder is pressed via the pusher, and the small-diameter cylindrical elastic body is elastically deformed by the inner cylinder. When the pipe or the like is tightened by the large-diameter cylindrical elastic body or the small-diameter cylindrical elastic body, the connecting pipe and the pipe or the like are in a communicating state. A supporting device for a pipe or the like, wherein the supporting device is configured.