KR20120118164A - Entrance device and method for inserting heating cable of flexible pipe - Google Patents

Entrance device and method for inserting heating cable of flexible pipe Download PDF

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Publication number
KR20120118164A
KR20120118164A KR1020110035576A KR20110035576A KR20120118164A KR 20120118164 A KR20120118164 A KR 20120118164A KR 1020110035576 A KR1020110035576 A KR 1020110035576A KR 20110035576 A KR20110035576 A KR 20110035576A KR 20120118164 A KR20120118164 A KR 20120118164A
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KR
South Korea
Prior art keywords
heating cable
corrugated pipe
vibrating body
vibration
belt
Prior art date
Application number
KR1020110035576A
Other languages
Korean (ko)
Inventor
강필구
Original Assignee
강필구
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 강필구 filed Critical 강필구
Priority to KR1020110035576A priority Critical patent/KR20120118164A/en
Publication of KR20120118164A publication Critical patent/KR20120118164A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
    • B23P13/02—Making metal objects by operations essentially involving machining but not covered by a single other subclass in which only the machining operations are important
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
    • B23P19/033—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using vibration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L7/00—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic
    • F16L7/02—Supporting of pipes or cables inside other pipes or sleeves, e.g. for enabling pipes or cables to be inserted or withdrawn from under roads or railways without interruption of traffic and sealing the pipes or cables inside the other pipes, cables or sleeves

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

PURPOSE: A device and a method for automatically leading a heating cable into a corrugated tube are provided to reduce a labor cost as the heating cable laying work is finished by a worker. CONSTITUTION: A device for automatically leading a heating cable into a corrugated tube comprises a vibration body(20), a corrugated tube fixing unit, and a vibration unit. The vibration body is fitted into the internal part of the corrugated tube. The corrugated tube fixing unit fixes the corrugated tube to the vibration body. The vibration unit is loaded on the vibration body. The vibration unit generates rotary vibration around a vertical axis(Z) to the bottom of the vibration body.

Description

Apparatus and method for inserting heating cable into corrugated pipe {Entrance device and method for inserting heating cable of flexible pipe}

The present invention relates to a device for introducing a heating cable into a flexible pipe or corrugated pipe, and a method thereof, and more particularly, by applying rotational vibration in a state without spreading a corrugated pipe or a flexible pipe wound a plurality of times in a circular shape, the heating cable is sucked into the corresponding pipe line. The present invention relates to an apparatus and a method for introducing a heating cable into a corrugated pipe which is automatically inserted and made inlet.

For example, a corrugated pipe made of metal may be used to form a heating pipe. Since the corrugated pipe can be curved in a curved shape, it is easy to arrange in a desired direction.

Corrugated pipes are typically produced by winding in a multi-circuit circular state at a manufacturing plant. Therefore, the heating pipe manufacturer has to pull in the heating cable into the corrugated pipe afterwards.

In order to insert the heating cable into the conventional corrugated pipe, at least two workers first work to extend the corrugated pipe in a straight line. Next, the wire is drawn into the corrugated pipe. Then connect the rear end of the incoming wire to the end of the heating cable and pull the wire so that the heating cable is fully inserted into the corrugated pipe. At this time, the pulling distance of the iron wire corresponds to the entire length of the corrugated pipe.

In order to connect the heating cable to the conventional corrugated pipe as described above, the productivity of the heating pipe is lowered because it relies on manual labor. In addition, labor costs increase because at least two workers are required. There is also a need for a long work space to straighten the corrugated pipe rolled into a straight line. In addition, the manual operation of straightening the corrugated pipe, inserting the wire and pulling the wire leads to cumbersome and inconvenient production work.

Accordingly, the present invention has been made in view of the above circumstances, and it is possible to apply a rotational vibration in the state without expanding the corrugated pipe wound in a circle a plurality of times, so that the heating cable is sucked into the corrugated pipe so that the inlet is automatically made. An apparatus and a method for introducing a heating cable are provided.

An apparatus for introducing a heating cable into a corrugated pipe according to a preferred embodiment of the present invention,

A device for introducing a heating cable into a corrugated pipe wound several times in a circle,

A vibrating body fitted to the inner diameter of the corrugated pipe;

Corrugated pipe fixing means for fixing the corrugated pipe to the vibrating body;

It is mounted on the vibrating body, characterized in that it comprises a vibration means for generating a rotational vibration about a vertical axis with respect to the bottom horizontal plane of the vibrating body.

According to another suitable embodiment of the present invention, the vibrating body is characterized by consisting of a cylindrical made of synthetic rubber.

According to another suitable embodiment of the present invention, the vibrating body is characterized in that the cylindrical body consisting of any one of steel, synthetic resin, composite material and the lower portion is supported by a plurality of springs.

According to another suitable embodiment of the present invention, the vibration means may be any one of an unbalanced vibration motor causing unbalanced vibration by an electromagnet, a vibration motor for rotating an eccentric weight on a rotating shaft, a horizontal vibration motor, and a linear vibration motor. have.

According to another suitable embodiment of the present invention, there is further included a heating cable inlet guide device for guiding the inlet of the heating cable in a straight line to the inlet side of the corrugated pipe;

Heating cable entry guide,

It is arranged in the form of a circular track connected to the heating cable feed support, the belt drive motor fixed to one end of the heating cable feed support, the drive pulley and the driven pulley installed on the upper side of the heating cable feed support, and is driven to rotate by the belt drive motor. And a belt support positioned below the upper belt of the friction belt and preventing the slack of the upper belt of the friction belt while supporting the upper belt of the friction belt.

According to another suitable embodiment of the present invention, the corrugated pipe fixing means is characterized in that the rubber band or tie band connected to the vibrating body.

According to another suitable embodiment of the present invention, the suction port of the vacuum suction pump is further connected to introduce the vacuum suction force to the outlet side of the corrugated pipe.

According to an embodiment of the method of introducing a heating cable into the corrugated pipe of the present invention,

Winding the heating cable in the bobbin, and fixing the corrugated pipe wound around the round several times to the vibrating body;

Rotating and vibrating the vibrating body by a vibrating motor about a vertical axis perpendicular to the floor horizontal plane;

Inserting the front end of the heating cable by a predetermined depth to the inlet side of the corrugated pipe; through the heating cable is a centrifugal vibration contact with the inner peripheral surface wall of the corrugated pipe is characterized in that the inlet of the heating cable is automatically made.

At this time, the heating cable on the inlet side of the corrugated pipe may be placed on the friction belt which rotates, and the feeding may be made by linearly guiding the transfer.

In addition, by connecting the vacuum suction pump to the outlet side of the corrugated pipe to introduce a vacuum suction force it is possible to increase the pulling speed of the heating cable.

According to the apparatus and the method for introducing the heating cable into the corrugated pipe according to the present invention, the heating cable is sucked into the corrugated pipe and is automatically drawn in by applying rotational vibration in the state without spreading the corrugated pipe wound in a circle many times.

This automatic heating cable entry takes place, which is easier and less time-consuming than manual operation, resulting in increased productivity. In addition, even if only one worker completes the laying of heating cable, labor costs can be reduced. In addition, since the corrugated pipe rolled in a circular state is placed in the state and the heating cable is drawn in, the work space can be taken up less than before.

Therefore, the present invention has the advantage that the heating cable can be easily introduced into the flexible pipe as well as the metal corrugated pipe.

The following drawings, which are attached in the present specification, illustrate exemplary embodiments of the present invention, and together with the detailed description of the present invention, serve to further understand the technical spirit of the present invention. It should not be construed as limited.
1 is a front view of a heating cable insertion device as an embodiment according to the present invention.
2 is a plan view of Fig.
Figure 3 is an exemplary view showing a ready state for automatic insertion of the heating cable using the heating cable insertion apparatus as an embodiment according to the present invention.
Figure 4 is an exemplary view showing a state in which the heating cable is automatically drawn into the corrugated pipe by using the heating cable insertion device as an embodiment according to the present invention.
5 is a schematic perspective view of a corrugated pipe rolled up in a circle.
Figure 6 is a schematic front view showing another installation state of the vibrating body applied to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings, but the present invention is not limited thereto.

In the method of introducing the heating cable into the corrugated pipe according to the present invention, as shown in FIGS. 1 to 3, the heating cable 100 is wound around the bobbin 300, and the corrugated pipe 10 wound in a plurality of circles is vibrated. It is fixed to the sieve 20. At this time, the bobbin 300 is rotatably installed so that the heating cable 100 can be freely released and the vibrating body 20 is fixed to the bottom thereof.

The vibrating body 20 may be a rubber tube made of synthetic rubber to have vibration restoring force by elasticity. The vibrating body 20 may be made of steel, hard synthetic resin, or composite material, which is hard to have vibration restoring force by elasticity. As such, when the vibrating body 20 is made of steel, a hard synthetic resin, or a composite material, the vibrating body 20 may be supported and installed with one or more springs 25 as shown in FIG. 6 to obtain vibration restoring force.

Next, the vibrating body 20 is rotated and vibrated about a vertical axis Z perpendicular to the floor horizontal plane. Therefore, the corrugated pipe 10 fixed to the vibrator 20 vibrates horizontally and integrally with the vibrator 20. At this time, the vibration causes the rotation vibration to have a centrifugal force on the corrugated pipe (10).

Then, when the front end of the heating cable 100 is inserted into the inlet 10a side of the corrugated pipe 10 by a predetermined depth, the heating cable 100 is centrifugal vibration contact with the inner peripheral surface wall of the corrugated pipe 10 The incoming is made automatically. At this time, the coating layer surface of the heating cable 100 is substantially in contact with the inner wall of the corrugated pipe 10 as shown in FIG.

Here, it is preferable that the heating cable 100 is guided linearly into a predetermined section at the inlet side of the corrugated pipe 10.

On the other hand, by connecting the suction port of the vacuum suction pump 400 to the outlet side of the corrugated pipe 10 to introduce a vacuum suction force it can be increased the inlet speed of the heating cable 100.

Here, the heating cable 100 may be a constant power heater heating wire or a constant temperature heating wire. And according to the size of the inner diameter of the corrugated pipe 10, the heating cable 100 can be introduced into a plurality of wires at a time.

In addition, the corrugated pipe 10 used in the present invention may be made of a metal as well as a flexible pipe or a flexible hose made of a synthetic resin.

It will be described in detail a device for pulling in the heating cable according to an embodiment of the present invention that can implement such a method.

1 to 3 is provided with a vibrating body 20 is fixed to the corrugated pipe 10 is mounted.

In the present embodiment, the vibrating body 20 is made of synthetic rubber to form a circular cross section and has a structure in which the upper part is closed flat and the lower part is open in a cylindrical shape having an inclination. As such, when the vibrating body 20 is made of synthetic rubber, the lower end may be fixed to the ground or fixed to the mounting table 5 as shown in FIG. 1. In the present embodiment, the vibrating body 20 is configured to fasten with bolts which are screwed to the mounting table 5 by forming flanges at regular intervals at the lower end thereof, but the fixing method is not limited to the illustrated form, and any known method Fixed structure is also good.

However, when the vibrating body 20 is formed of a cylindrical material having a circular cross section composed of any one material of steel, synthetic resin, or composite material as another embodiment, the lower portion may be fixed through a plurality of springs 25 as shown in FIG. 6. Can be. At this time, the spring 25 may be used in the form of a coil to support the horizontal rotation of the vibrating body 20.

The vibrating body 20 is provided with corrugated pipe fixing means for fixing the corrugated pipe 10. In the present embodiment, the fixing means is composed of a rubber band 30 connected to the vibrating body 20, but may be a well-known tie band. At this time, the rubber band 30 or the tie band not shown may be used by holding on to the vibrator 20. Rubber band 30 is preferably to use a large tension. In this embodiment, the rubber band 30 is fixed to bundle the pipe 28 penetrated through the vibrating body 20 and the corrugated pipe 10 inserted into the vibrating body 20. At this time, the rubber band 30 is preferably wound so that the bundle tension is increased by winding the corrugated pipe 10 several times. On the other hand, when the tie band is configured to be fixed to the vibrating body 20 a plurality or more along the circumference of the corrugated pipe 10 can be fixed to the corrugated pipe (10). Tie bands include those made of metal or synthetic resin.

Vibration means for causing rotational vibration about a vertical axis (Z) with respect to the bottom horizontal surface of the vibrating body 20 is provided.

The vibration means in this embodiment is an unbalanced vibration motor 40 causing unbalanced vibration by an electromagnet. The vibration motor 40 is fixedly mounted on the upper surface of the vibration body 20.

In addition, the vibration means may be any one of a vibration motor, a horizontal vibration motor, a linear vibration motor for rotating the eccentric weight body on a horizontal axis of rotation. Since these vibration motors are well known techniques, detailed descriptions thereof will be omitted.

A heating cable insertion guide device 200 may be provided to guide the heating cable 100 to the inlet 10a side of the corrugated pipe 10 in a straight line direction.

The heating cable inlet guide device 200 includes a heating cable conveying support 202 installed on the mounting table 5, a belt drive motor 204 fixed to one end of the heating cable conveying support 202, and a heating cable conveying support ( The friction belt 208 and the friction belt 208 which are connected to the drive pulley 204 and the driven pulley 206 provided on the upper side of the 202, are arranged in the form of a circular track, and are rotationally driven by the belt drive motor 205. Located below the upper side of the belt of the friction belt 208 includes a belt support 210 to support the upper belt of the friction belt 208 at the same time to prevent the rocking. At this time, the friction belt 208 is a flat belt is installed so that the upper belt portion thereof is located on the same straight line as the inlet 10a side of the corrugated pipe 10 or located on the upper side, and the rotational force of the belt drive motor 205 The drive pulley 204 is to rotate.

The belt support 210 has a cross-sectional shape in the longitudinal direction so that the bottom surface supports the upper side of the friction belt 208 from below and both sides suppress the widthwise movement of the heating cable 100.

In addition, the belt support 210 may be further provided with a plurality of support rollers 212 rotatably on the upper side to prevent the heating cable 100 is bent upward during the transfer. Therefore, the heating cable 100 that passes through the heating cable inlet guide device 200 is introduced into the inlet 10a of the corrugated pipe 10 through the upper belt portion of the friction belt 208 and the support roller 212. It is supposed to be. In this case, the friction belt 208 may be driven such that its rotation speed is rotated at least equal to or greater than the automatic drawing speed of the heating cable 100.

The operation of the drawing device of the heating cable configured as described above will be described.

First, as shown in FIG. 5, the corrugated pipe 10 wound in a circular shape is inserted into the vibrating body 20 as shown in FIG. 1, and then firmly tied and fixed with a rubber band 30. At this time, the corrugated pipe 10 is fixed to the vibrating body 20 by the tension generated by the elastic contracting force of the rubber band 30.

Next, the heating cable 100 wound around the bobbin 300 is sandwiched between the friction belt 208 and the roller 212 positioned on the belt linear guide 210 side to prepare for pulling.

Then, when the vibration motor 40 is driven, the vibrating body 20 is rotated on a horizontal plane about the vertical axis (Z) perpendicular to the floor horizontal plane.

Therefore, the corrugated pipe 10 fixed to the vibrator 20 rotates vibrating with respect to the horizontal plane integrally with the vibrator 20.

Then, when the tip of the heating cable 100 is inserted into the inlet 10a side of the corrugated pipe 10 by a predetermined depth, the heating cable 100 is centrifugal vibration with the inner circumferential surface wall of the corrugated pipe 10 as shown in FIG. Contact is generated and wire entry is automatic.

At this time, the heating cable 100 is drawn in a straight line at a predetermined section at the inlet side of the corrugated pipe 10 by the heating cable inlet guide device 200. The friction belt 208, which is rotationally driven by the belt drive motor 204, is driven at a rotational speed equal to or faster than the automatic retraction speed of the heating cable 100. When the rotational speed of the friction belt 208 is faster than the automatic drawing speed of the heating cable 100, the friction belt 208 is rotated while slipping in the heating cable 100.

As described above, the heating cable 100 is linearly guided to the inlet side of the corrugated pipe 10 for a predetermined period so that no drawback obstacle occurs.

On the other hand, by connecting the suction port of the vacuum suction pump 300 shown in Figs. 1 and 2 to the outlet side of the corrugated pipe 10 to introduce a vacuum suction force it is possible to increase the inlet speed of the heating cable 100. The vacuum suction pump 300 may be fixedly installed on the mounting table 5 or disposed at another position.

In the present embodiment, the vibrating body 20 is fixed to the mounting table 5, but in the present invention, the vibrating body 20 may be separately fixed to the bottom of the use place.

In addition, in this embodiment, the rotary shaft of the bobbin 300 is installed perpendicular to the plane of the mounting table 5, but in the present invention, the rotary shaft of the bobbin 300 may be horizontally installed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention . The invention is not limited by these variations and modifications, but is only limited by the scope of the appended claims.

5: mounting stand
10: corrugated pipe
20: vibrating body
25: spring
30: rubber band
100: heating cable
202: heating cable feed support
205: belt drive motor
208: friction belt
210: belt support
300: bobbin
400: vacuum suction pump

Claims (10)

A device for introducing a heating cable into a corrugated pipe wound several times in a circle,
A vibrating body fitted to the inner diameter of the corrugated pipe;
Corrugated pipe fixing means for fixing the corrugated pipe to the vibrating body;
Apparatus for injecting the heating cable into the corrugated pipe, characterized in that it comprises a vibration means mounted on the vibrating body to cause rotational vibration about a vertical axis of the bottom horizontal plane of the vibrating body. The method of claim 1,
Vibrating body is a device for introducing a heating cable to the corrugated pipe, characterized in that consisting of a cylindrical made of synthetic rubber. The method of claim 1,
Vibrating body is composed of a cylindrical material made of any one of steel, synthetic resin, composite material and its lower portion is a device for introducing a heating cable to the corrugated pipe, characterized in that supported by a plurality of springs. The method of claim 1,
Vibration means is an unbalanced vibration motor for causing an unbalanced vibration by an electromagnet, a vibration motor for rotating the eccentric weight on the rotating shaft, a horizontal vibration motor, a device for introducing a heating cable into the corrugated pipe, characterized in that any one of a linear vibration motor. The method of claim 1,
A heating cable inlet guide device for guiding the inlet of the heating cable to the inlet of the corrugated pipe in a predetermined section in a straight line;
Heating cable entry guide,
It is arranged in the form of a circular track connected to the heating cable feed support, the belt drive motor fixed to one end of the heating cable feed support, the drive pulley and the driven pulley installed on the upper side of the heating cable feed support, and is driven to rotate by the belt drive motor. Heating belt to the corrugated pipe, characterized in that it comprises a friction belt and a belt support positioned below the upper belt of the friction belt to prevent the upper belt of the friction belt from slack and supporting the upper belt of the friction belt. Device to draw in. The method of claim 1,
Corrugated pipe fixing means is a device for introducing a heating cable to the corrugated pipe, characterized in that the rubber band or tie band connected to the vibrating body. The method of claim 1,
Apparatus for introducing a heating cable to the corrugated pipe characterized in that the suction port of the vacuum suction pump is further connected to introduce a vacuum suction force to the outlet side of the corrugated pipe. Winding the heating cable in the bobbin, and fixing the corrugated pipe wound around the round several times to the vibrating body;
Rotating and vibrating the vibrating body by a vibrating motor about a vertical axis perpendicular to the floor horizontal plane;
Inserting the front end of the heating cable into the inlet of the corrugated pipe by a predetermined depth; the heating cable is a centrifugal vibration contact with the inner circumferential surface wall of the corrugated pipe, and thus the heating cable is automatically drawn in. How to draw in. The method of claim 8,
Put the heating cable on the inlet side of the corrugated pipe to the rotating friction belt, the method of drawing the heating cable into the corrugated pipe, characterized in that the introduction is made by the linear guide. The method of claim 8,
A method of introducing a heating cable into a corrugated pipe, characterized in that to generate a vacuum suction force by connecting a vacuum suction pump to the outlet side of the corrugated pipe.
KR1020110035576A 2011-04-18 2011-04-18 Entrance device and method for inserting heating cable of flexible pipe KR20120118164A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110035576A KR20120118164A (en) 2011-04-18 2011-04-18 Entrance device and method for inserting heating cable of flexible pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110035576A KR20120118164A (en) 2011-04-18 2011-04-18 Entrance device and method for inserting heating cable of flexible pipe

Publications (1)

Publication Number Publication Date
KR20120118164A true KR20120118164A (en) 2012-10-26

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KR1020110035576A KR20120118164A (en) 2011-04-18 2011-04-18 Entrance device and method for inserting heating cable of flexible pipe

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180034080A (en) * 2016-09-27 2018-04-04 삼성중공업 주식회사 Heat tracing cable apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180034080A (en) * 2016-09-27 2018-04-04 삼성중공업 주식회사 Heat tracing cable apparatus

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