KR101999093B1 - Cable protect pipe for high tension wire of corruqated pipe type - Google Patents

Abstract

The invention relates to a wave tube type high voltage wire protection tube. The disclosed wave tube type high voltage wire protective tube comprises: a tube member formed in a longitudinal direction and having an opening formed therein for inserting a wire in a lateral direction; And a coupling portion that is provided at the other end of the other tubular member adjacent to one end of the tubular member and interconnects the tubular members, wherein the tubular member is formed with a first insertion portion at the bottom so that the electric wire is inserted into the opening, A corrugated tube having a length section formed to be wrinkled; And a fixing pipe formed at both sides of the corrugated pipe at a position narrower than the diameter of the corrugated tube so that the circumference of the wire is fixed and the second inserting portion is connected to the first inserting portion so that the electric wire is inserted through the opening, And a control unit.

Description

{CABLE PROTECT PIPE FOR HIGH TENSION WIRE OF CORRUQATED PIPE TYPE}

The present invention relates to a corrugated pipe type high-voltage wire protection tube, and more particularly, at least a part of a corrugated pipe is formed into a corrugated pipe portion so that the length thereof is easily adjustable, and the wire insertion portion is opened in a V- And a wave tube type high-voltage wire protection tube that can be used by connecting a plurality of arc-absorbing tubes according to a protection length.

In general, high-voltage electric wires for powering buildings are located close to various workpieces, so electric shocks are caused by proximity to or contact with high-voltage electric wires when working close to a power line. In addition, foreign matter contact with the electric workpiece due to rain, wind and tidal current can cause a blackout.

In order to prevent such electric shock and power outage, a rectilinear insulation pipe is constructed to protect the straight part of the high-voltage electric wire at the construction site, thereby contributing to the safety of the worker in the proximity of the power line.

The existing rectilinear arc tube is made to be about 1.5m long and the opening part cut in the lower direction is formed so as to be installed by inserting the high voltage electric wire in a state in which the opening part is forcibly opened when the high voltage electric wire is inserted.

BACKGROUND ART [0002] The background art for a conventional arc tube is disclosed in Korean Registered Utility Model No. 20-0415196 (entitled "Front Rear View").

The conventional arc tube has a problem that the worker is forced to work during the installation work by inserting the electric wire by forcing the opening portion to open, and the workability is considerably deteriorated because the installation and detachment work is troublesome when the arc tube installation section is large.

In addition, since the conventional arc tube is formed in an intuitive manner, it is difficult to apply to the curved portion, and when the length of the arc tube is not precise, it is inconvenient to use a part of the arc tube by connecting it to another arc tube.

In addition, since the conventional arc tube is connected to the other arc tube in a clipped manner, the connection structure of the arc tube is complicated, and connection work is troublesome.

Therefore, there is a need to improve this.

It is an object of the present invention to provide a high-voltage wire protection tube of a wave tube type which is formed by at least a part of a rib tube as a corrugated tube and whose length is easily adjusted.

The present invention provides a corrugated tube type high-voltage wire protection tube that can be easily drawn out by opening a wire insertion portion into a V-shape so that a wire can be easily inserted and a wire can be easily taken out by opening an inner lid portion by pressing one open- There is a purpose.

An object of the present invention is to provide a wave tube type high-voltage wire protection tube having a fixing tube for pressing and fixing electric wires on both sides of a corrugated tube so as to easily fix an electric wire.

It is an object of the present invention to provide a wave tube type high-voltage wire protection tube which is provided with a binding portion bound to other fixing tubes adjacent to both ends of the fixing tube, thereby facilitating detachment and attachment between the rib tubes.

According to an aspect of the present invention, there is provided a corrugated tube type high voltage wire protective tube comprising: a tube member formed in a longitudinal direction and having an opening to allow a wire to be inserted laterally; And a coupling portion provided at the other end of the other tubular member adjacent to one end of the tubular member and interconnecting the tubular member, wherein the tubular member is formed with a first insertion portion at a lower portion thereof so that the electric wire is inserted into the opening A corrugated tube formed in a whole or a part of a length of the corrugation; And a second inserting portion formed on both sides of the corrugated tube so as to be narrower than the diameter of the corrugated tube so as to fix the circumference of the electric wire and to be connected to the first inserting portion so that the electric wire is inserted through the opening, A fixed tube provided; And a control unit.

The first insertion portion may include a first entry surface portion formed at one side edge of the corrugated tube so as to allow a wire to enter the opening of the corrugated tube; And a second entry surface portion formed at the other edge of the corrugated tube so as to face the first entry surface portion; And a control unit.

The first entry surface portion and the second entry portion are formed in an inverted V shape so that the opening is gradually opened as the electric wire is inserted.

The first inserting portion may include a lid portion formed at the other edge of the corrugated tube and disposed inside the corrugated tube so as to be bent and connected to the second entering surface portion so as to prevent the inserted electric wire from being detached, And an open space for separating the inner circumferential surface of the corrugated pipe from the electric wire is provided when the entrance surface portion is pivoted to the inside of the corrugated pipe with reference to the other edge of the corrugated pipe.

In addition, the fixing pipe may be formed in the central portion of the corrugated pipe so as to protrude toward the center of the corrugated pipe, and an inner circumferential surface of the corrugated pipe may include a flow preventive member surrounding the circumferential surface of the electric wire to prevent the flow of the electric wire. .

The flow prevention member may include a pad portion formed on an inner peripheral surface of the fixing pipe; And a plurality of elastic contact protrusions provided on an inner surface of the pad portion and capable of elastically pressing the electric wires, wherein the elastic contact protrusions are attached to the inner surface of the pad portion at a predetermined interval so as to be bent in one direction And the end is spaced apart from the inner peripheral surface of the pad portion.

In addition, the binding portion may be formed at one end of the fixing pipe, and may have a locking protrusion formed continuously or discontinuously on the outer peripheral surface of the fixing pipe. And a locking groove portion which is continuously or discontinuously protruded from the outer circumferential surface of the fixing tube so that the locking groove is engaged. The locking groove portion continuously connects the fixing tube as the locking groove portion is caught by another neighboring locking groove portion do.

The second inserting portion includes first and second fixing surface portions protruding from both side edges of the fixing pipe so as to have an opening to enter the fixing pipe, and the first and second fixing surface portions are fixed by the fixing portion, So that the inserted electric wire is pressed and fixed.

The restricting portion may include: a fitting hole formed on the first and second fixing surface portions; A butterfly bolt inserted into the fitting hole; And a butterfly nut fastened to the wing bolt and screwing the first and second fastening surfaces, respectively.

As described above, the corrugated tube type high-voltage wire protection tube according to the present invention can be easily formed by forming at least a part of the arc tube into a corrugated tube so that the length thereof can be easily controlled.

Further, in the present invention, the wire inserting portion is opened in a V-shape to easily insert the electric wire, and when the electric wire is separated, the one opening side portion is pressed to open the inner lid portion and the electric wire can be easily drawn out.

In addition, the present invention has a fixing pipe for pressing and fixing electric wires to both sides of the corrugated tube, so that the electric wire can be easily fixed.

In addition, the present invention can facilitate detachment and attachment between the arc tube by providing a binding portion bound to the other stationary tube adjacent to both ends of the stationary tube.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view of a corrugated tube type high-voltage wire protective tube according to an embodiment of the present invention,
FIG. 2 is a bottom view of a corrugated tube type high voltage wire protection tube according to an embodiment of the present invention;
3 is a cross-sectional view of a corrugated pipe type high-voltage wire guard according to an embodiment of the present invention.
FIG. 4 is a cross-sectional view of a fixing tube according to an embodiment of the present invention, FIG.
5 is a detailed perspective view of a corrugated tube according to an embodiment of the present invention,
6 is a view illustrating a process of separating a wire from a corrugated tube according to an embodiment of the present invention;
7 is a view showing a flow preventing member according to another embodiment of the present invention.

Hereinafter, a wave tube type high-voltage wire protection tube according to an embodiment of the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a perspective view of a corrugated pipe type high-voltage wire protective tube according to an embodiment of the present invention, FIG. 2 is a bottom view of a corrugated tube type high-voltage wire protective tube according to an embodiment of the present invention, Sectional view of a corrugated tube type high voltage wire according to an embodiment of the present invention. 5 is a detailed perspective view of a corrugated pipe according to an embodiment of the present invention. FIG. 6 is a cross-sectional view of a corrugated pipe according to an embodiment of the present invention. FIG. 7 is a view showing a flow preventing member according to another embodiment of the present invention. FIG.

1 to 7, a wave tube type high voltage wire protective tube according to an embodiment of the present invention includes a tube member 10, a wave tube 20, a first insertion portion 30, a fixing tube 40, And includes a second insertion portion 50 and a binding portion 60.

The pipe member 10 is formed so as to penetrate in the longitudinal direction, and an opening is formed so as to insert the electric wire in the lateral direction.

The opening is a gap portion for inserting a high-voltage electric wire (hereinafter, referred to as a wire) with a configuration in which one side portion is cut in the longitudinal direction in the pipe member 10.

The tube member 10 is a protective tube for preventing electric wires from being broken from the outside by the electric wire 12 being laid through the opening, damaging the electric wire due to falling objects, and preventing electric shock to the electric wire.

The tube member (10) includes a wave tube (20) and a fixing tube (40).

The corrugated pipe 20 has a first insertion portion 30 formed at the lower portion thereof so that the wire 12 is inserted into the opening, and at least a portion of the corrugated pipe 20 is formed to be corrugated.

The corrugated pipe (20) can be pulled or pinched by the corrugation in the form of wave, thereby enabling the length adjustment of the pipe.

The corrugated pipe 20 is formed to be much larger than the diameter of the wire 12, so that the wire 12 can be safely protected.

It is preferable that the corrugated tube 20 is formed to have a slightly elliptical cross-sectional shape by forming the width of the corrugated tube 20 to be larger than the width of the upper and lower portions with respect to the center.

The first inserting portion 30 is formed around the opening of the corrugated pipe 20 to help the electric wire stably enter through the opening.

The first insertion portion 30 includes a first entrance surface portion 32 formed at one side edge of the corrugated pipe 20 so that the electric wire 12 enters the opening of the corrugated pipe 20, And a second entry surface portion 34 formed at the other edge of the corrugated pipe 20 so as to face each other.

The first entry surface portion 32 and the second entry portion 34 are formed in an inverted V shape so that the opening is gradually opened as the electric wire 12 is inserted.

It is preferable that the opening of the corrugated tube 20 is formed to be narrower than the diameter of the electric wire 12.

On the other hand, when the electric wire 12 is mounted, the electric wire 12 is not in contact with the end of the first entry surface portion 32 and the second entry surface portion 34. However, as the electric wire 12 is gradually moved upward, 12 are brought into contact with the first entry surface portion 32 and the second entry surface portion 34 while opening the respective suppression surface portions 32 and 34 to the both sides, And is mounted inside.

At this time, when the entry of the electric wire 12 is completed, the first entering surface portion 32 and the second entering surface portion 34 spread out are torn off by the elastic restoring force to narrow the opening, thereby preventing the wire 12 from coming off.

The first insertion portion 30 is formed at the other side edge of the corrugated pipe 20 and is connected to the second entrance surface portion 34 in a bent manner so as to prevent the inserted electric wire 12 from being separated. (36).

Since the lid part 36 is arranged in a Y-shape on the basis of the second entry face part 34 and the other edge of the corrugated pipe 20, the lid part 36 is configured to be covered on the inner side face of the corrugated pipe 20 do.

The lid part 36 is pivoted to the inside of the corrugated pipe 20 with reference to the other edge of the corrugated pipe 20 when the second entering surface part 34 is pressed and the inner circumferential surface of the corrugated pipe 20 and the electric wire 12 An open space 38 for separating is provided.

A process of separating the wire 12 from the corrugated pipe 20 will be described with reference to FIG.

6, if the second entry surface 34 is pressed from the outside as shown in the second diagram of FIG. 6, if the wire 12 is to be separated from the wave tube 20 in the first drawing, The lid portion 36 is pivoted to the inside of the corrugated pipe 20 with respect to the other side edge of the opening 20 and the open space 38 through which the electric wire 12 can be drawn is formed.

Subsequently, the electric wire 12 is drawn out through the open space 38 and the first entry surface portion 32 and the second entry surface portion 34 are pulled to both sides to open the opening, as shown in the third drawing of FIG. 6, When the electric wire 12 is drawn out to the space portion between the first entry surface portion 32 and the second entry surface portion 34 through the opened opening, separation is performed.

It is preferable that the fixing pipe 40 is formed so that the entire periphery of the corrugated pipe 20 is pinched in the center direction and is positioned at the central portion of the corrugated pipe 20. [

A flow preventive member 44 is provided on the inner circumferential surface of the fixed pipe 40 so as to surround the circumference of the electric wire 12 so as to prevent the flow of the electric wire 12. [

Preferably, the flow preventing member 44 is made of a cloth or a synthetic resin material attached to the inner circumferential surface of the fixing pipe 40.

7, the flow prevention member 144 includes a pad portion 146 formed on the inner peripheral surface of the fixing pipe 40, a pad portion 146 formed on the inner peripheral surface of the fixing pipe 40, And includes an elastic contact protruding portion 46 which can elastically press the wire 12.

The pad portion 146 is preferably made of a synthetic resin material.

A plurality of the elastic contact protrusions 46 are arranged at predetermined intervals so as to be bent in one direction on the inner surface of the pad portion 146 and are arranged so that their ends are spaced apart from the inner circumferential surface of the pad portion 146.

When the electric wire 12 is inserted into the fixing pipe 40 through the opening and is assembled by the restricting portion 70 described later, the elastic contact portion 46 is bent, and the peripheral surface of the electric wire 12 is elastically pressed and fixed will be.

The binding portion 60 is provided at the other end of the other tubular member 10 adjacent to one end of the tubular member 10 and is configured to connect the tubular members 10 to each other. The pipe member 10 on which the binding portion 60 is formed is a fixed pipe 40.

The engaging portion 60 is formed at one end of the fixing pipe 40 and has a locking projection portion 62 formed continuously or discontinuously protruding from the outer peripheral face of the fixing tube 40, And a locking groove portion 64 formed continuously or discontinuously on the circumferential surface.

The locking groove portion 64 continuously connects the fixing pipe 40 as it is caught by the adjacent other locking projection portion 62. [

The locking groove portion 64 and the locking projection portion 62 may be formed continuously or discontinuously around the end of the fixing pipe 40 except for the opening of the fixing pipe 40. [

In the embodiment of the present invention, the engagement groove portion 64 and the engagement projection portion 62 are formed on the entire peripheral surface except for the opening of the fixing pipe 40. [ At this time, when the locking groove portion 64 and the locking projection portion 62 are assembled to each other, the opening of the fixing tube 40 is opened or opened despite the interlocking step between the locking groove portion 64 and the locking projection portion 62 So that they are elastically bonded to each other in a stable manner.

The second insertion portion 50 includes first and second fixing surface portions 52 and 54 protruding from both side edges of the fixing pipe 40 so as to have an opening into the fixing pipe 40.

The first and second fixing surface portions 52 and 54 pivot the fixing pipe 40 by the restricting portion 70 to press and fix the inserted wire 12.

Since the first and second fixing surface portions 52 and 54 are slightly open at normal times and the interval spreading according to the thickness of the wire 12 is adjusted, the fixing pipe 40 can accommodate most of the wires 12 have.

When the electric wire 12 is inserted into the fixed pipe 40, the first and second fixed face portions 52 and 54 are opened, the electric wire 12 enters the fixed pipe 40 through the opening, 70 to tighten the first and second fixing surface portions 52, 54 so as to fix the electric wire 12,

Here, the restricting portion 70 can be applied to any configuration as long as the first and second fixing surface portions 52 and 54 can be tightened and tightened.

The restricting portion 70 includes a fitting hole 72 formed in the first and second fixing surface portions 52 and 54, a wing bolt 74 fitted in the fitting hole 72, a wing bolt 74, And a butterfly nut 76 fastened to the first and second fixing surface portions 52 and 54, respectively.

By using the butterfly bolt 74 and the butterfly nut 76 that can be fastened by the operator's hand when the first and second fixing surface portions 52 and 54 are engaged, .

Although the butterfly bolt 74 and the butterfly nut 76 are shown as being used in the embodiment of the present invention, hexagonal bolts and nuts and other mechanical fastening elements may be applied. Of course, the butterfly bolt 74 and the butterfly nut 76 are characterized in that a worker can perform a tightening work without a tool, thereby preventing a safety accident caused by a tool falling off.

On the other hand, the length ratio between the fixing tube 4 and the corrugated tube 20 of the present invention is preferably in the range of 1: 7, 5 to 15. For example, when the total length of the pipe member 10 is 150 cm, the total length of the two fixing pipes 40 provided on both sides of the corrugated pipe 20 ranges from 10 to 20 cm. That is, one fixing pipe 40 has a range of about 5 to 10 cm.

The corrugated tube 20 is formed much longer than the fixing tube 40. In view of this, the corrugated tube 20 is shown in a state in which the central portion is incised.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

Accordingly, the true scope of protection of the present invention should be defined by the following claims.

10: pipe member 20: corrugated pipe
30: first insertion portion 32: first entry surface portion
34: second entry surface portion 36: lid portion
40: fixed tube 44:
50: first insertion portion 52: first fixing surface portion
54: second fixing surface portion 60:
62: stumbling block 64:
70: restraining part 72:
74: butterfly bolt 76: butterfly nut

Claims (9)

A tubular member formed to penetrate in the longitudinal direction and having an opening for inserting the electric wires in the lateral direction; And a binding portion provided at the other end of another tubular member adjacent to one end of the tubular member and interconnecting the tubular members,
Wherein the tube member comprises:
A corrugated tube having a first inserting portion formed at a lower portion thereof so that the electric wire is inserted into the opening, And
A second inserting portion is formed on both sides of the corrugated tube so as to be narrower than the diameter of the corrugated tube so as to fix the circumference of the electric wire and to be connected to the first inserting portion so that the electric wire is inserted through the opening, A fixed tube; / RTI >
Wherein the first inserting portion includes:
A first entry surface portion formed at one side edge of the corrugated tube so that a wire enters into an opening of the corrugated tube; And
A second entry surface portion formed at the other edge of the corrugated pipe so as to face the first entry surface; / RTI >
Wherein the first insertion portion is provided at the other side edge of the corrugated pipe and is provided in the corrugated pipe so as to be bent to prevent the inserted electric wire from being separated from the second entering surface portion,
The lid part is provided with an open space for separating the inner circumferential surface of the corrugated tube from the electric wire when the second entrance surface part is pivoted to the inside of the corrugated tube with reference to the other edge of the corrugated tube,
When the second entry surface portion is pushed from the outside, the lid portion is pivoted to the inside of the corrugated pipe with respect to the other edge of the corrugated pipe, And a high-voltage wire guiding tube of a wave tube type which is drawn out to the outside through a space.
delete The method according to claim 1,
Wherein the first entry surface portion and the second entry surface portion are formed in an inverted V shape so that the opening is gradually opened as the electric wire is inserted.
delete The method according to claim 1,
Wherein the fixed tube is formed in a center direction of the corrugated tube and is located at a central portion of the corrugated tube,
And a flow preventive member surrounding the circumferential surface of the electric wire so as to prevent the electric wire from flowing on the inner circumferential surface of the fixed pipe.
6. The method of claim 5,
The flow-
A pad portion formed on an inner peripheral surface of the fixing pipe; And
And an elastic contact protrusion provided on an inner surface of the pad portion and capable of elastically pressing the electric wire,
Wherein the plurality of elastic contact protrusions are arranged at predetermined intervals so as to be bent in one direction on the inner side surface of the pad portion, and the end portions of the elastic contact protrusions are spaced apart from the inner circumferential surface of the pad portion.
The method according to claim 1,
The binding portion
A locking protrusion formed on one end of the fixing pipe and continuously or discontinuously protruding from the outer circumferential surface of the fixing pipe; And
And a locking groove portion formed continuously or discontinuously on an outer circumferential surface of the fixing pipe so that the locking projection is engaged,
Wherein the fixing projections are continuously connected with each other as the engaging projections engage with neighboring other engaging groove portions.
The method according to claim 1,
The second insertion portion includes first and second fixing surface portions protruding from both side edges of the fixing pipe so as to have an opening to enter the fixing pipe,
Wherein the first and second fixing surface portions are engaged with the fixing tube by a restricting portion to press-fix the inserted electric wire.
9. The method of claim 8,
The restraining portion
A fitting hole formed in each of the first and second fixing surface portions;
A butterfly bolt inserted into the fitting hole; And
And a wing nut fastened to the wing bolt to tighten the first and second fastening surface portions, respectively.

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