KR102064272B1 - Hanger device for holding up underground line - Google Patents

Abstract

According to the present invention, the present invention relates to a hanger device for supporting underground lines which comprises a power tunnel (10), a steel pipe support fixture (20), an extension fixture (30), a hanger (40), a separation prevention unit (50), a closing member (60), a wire (70), a cleat (80) and a wire support fixture (90). Accordingly, the hanger in which sagging occurs due to a cantilever shape is supported by the wire and the plurality of hangers can be stably installed in accordance with installation of the wire. Mutual connection and separation between components can be quickly performed and a part of the mutual connection can be formed in multiple angles to limit rotation so as to prevent an installation angle of the underground distribution lines from being changed without permission.

Description

Hanger device for underground distribution line support {HANGER DEVICE FOR HOLDING UP UNDERGROUND LINE}

The present invention relates to a hanger device for supporting underground distribution lines.

In general, the underground distribution line in the power zone should be fixed in the power zone in order to facilitate the maintenance after installation, with the convenience of installation. A hanger is installed in the power port to fix such underground distribution lines.

1 is a perspective view showing a conventional hanger.

The conventional hanger (H) is bolted to fix the cleat through the hole formed in the upper surface. Crete then supports the underground distribution line.

However, the conventional underground distribution line hanger (H) has a problem that the crete or hanger installed according to the weight of the plurality of underground distribution lines could be damaged, it is difficult to align and fix the number of cables individually.

Patent 1876571 has been disclosed to improve this conventional problem.

The disclosed patent allows the cables to be individually aligned and secured so that the cables can be prevented from leaving the cable hangers, which is advantageous in terms of maintenance of the cables.

However, this conventional patent has a problem that the support capacity of the hanger is reduced by the cantilever shape because there is no wire when installing a plurality of underground distribution lines, there is a problem that can not install a plurality of hangers when installing the hanger. In addition, the conventional registered patent has an inconvenience when connecting and disconnecting each of the bolted parts when installing and repairing the underground distribution line. In addition, the conventional patent has a problem that can not cope with the underground distribution line is formed in a multi-angle hanger.

1. Republic of Korea Patent No. 10-1876571 (2018.07.03)

The present invention has been made in order to solve the above problems, while supporting the hanger in which deflection occurs due to the cantilever shape with a wire, it is possible to stably install a plurality of hangers in accordance with the installation of the wire, The purpose of this invention is to provide a hanger device for supporting underground distribution lines that can proceed the joint and separation quickly and restrict the rotation by forming the interconnected parts in multiple angles to prevent the installation angle of the underground distribution lines from being tampered with. have.

The underground distribution line support hanger device of the present invention,

A power outlet buried in the ground and accommodating underground distribution lines therein;

A steel pipe support including a fixing part fixed to the inner wall of the electric power tool, and a mounting part extending from the fixing part to be orthogonal to the fixing part;

A sub-mount consisting of a connecting part which is detachably fixed to the mounting part via a fastening means, a supporting part extending from the connecting part and parallel to the fixing part, and a polygonal tube extending from the supporting part in the longitudinal direction and extending in the longitudinal direction of the connecting part. Configured extensions;

It extends from one end of the water pipe part by having a multi-faceted surface corresponding to the multi-faceted pipe so as to be removably inserted into the multi-faceted pipe. And an angle adjusting arm comprising an arm tube portion having a second fitting hole communicating with a first fitting hole of the water pipe portion introduced into the inner surface thereof, and a first crete mounting portion and a first crete disposed on the upper surface of the female pipe portion. A plurality of hangers composed of an angle member having an 'b' shape formed of a second concrete mounting portion extending from one end of the mounting portion to be orthogonal to the first concrete mounting portion;

A fastener made of a truncated cone-shaped elastic body protruding from the head portion with a head portion and a locking jaw so as to be removably inserted into the first and second fitting holes, and a conical surface of the elastic body placed on the tip of the elastic body so as to retract the elastic body. The collar, one end is connected to the collar by penetrating the fixture, the pull string to pull the collar to move the collar toward the elastic body, is connected to the other end of the pull string to be placed in the head portion to pull the string Breakaway prevention unit consisting of a fixture withdrawing means consisting of a ring;

A closure member having a polygonal surface corresponding to the arm tube part, the body part being removably fitted to the arm tube part, and a ring part formed on one surface of the body part;

It is bolted to the mounting part, the horizontal guide hole is formed through the horizontal length direction, and a plurality of locking holes are formed at regular intervals orthogonal to the horizontal guide hole, and the bolt body and the surface penetrated through the locking holes A wire support having a nut body for fastening an end portion of the bolt body protruding from the side and configured to guide the bolt body inserted into the locking hole along the horizontal guide hole to another locking hole;

A wire having one end connected to the bolt body of the guide part and the other end connected to the ring part to hold sag of the hanger fitted to the extension;

A crete consisting of a distribution line support disposed on the angle member, a distribution line cover disposed on the distribution line support and surrounding the underground distribution line together with the distribution line support, and a fixing means fixed to the angle member through the distribution line support and the distribution line cover. It is characterized by.

The present invention can freely change the position of the guide portion connected to the wire can stably increase the number of installation of the hanger and the crete in accordance with the installation position of the wire, there is an advantage that the wire can prevent the creep.

In addition, the present invention can freely change the installation angle of the underground distribution line, it is possible to quickly proceed with the joints and separation between each component without a separate connection means, it is possible to limit the rotation by forming a multi-connected parts in multiple angles Since there is an advantage that can prevent the installation angle of the underground distribution line to be tampered with.

1 is a perspective view showing a conventional hanger.
Figure 2 is an overall cross-sectional view of the hanger device for supporting the underground distribution line according to the present invention.
Figure 3 is an overall perspective view of a hanger device for supporting the underground distribution line according to the present invention.
4 is a perspective view seen from another direction in FIG.
5 is an exploded perspective view of a hanger device for supporting underground distribution lines according to the present invention.
Figure 6 is a cross-sectional view taken separately from the hanger and departure prevention unit in the underground distribution line support hanger device according to the present invention.
Figures 7a and 7b is an exploded perspective view and exploded perspective view showing a separate extraction prevention unit in the underground distribution line support hanger device according to the present invention.
Figure 8 is a perspective view showing another embodiment of the underground distribution line support hanger device according to the present invention.
Figure 9 is a view showing the removal of the separation prevention unit to the hanger in the underground distribution line support hanger device according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in more detail.

2 is a cross-sectional view of the hanger device for supporting underground distribution lines according to the present invention, Figure 3 is an overall perspective view of the hanger device for supporting the underground distribution line according to the present invention, Figure 4 is a perspective view seen from another direction in FIG. 5 is an exploded perspective view of the underground distribution line support hanger device according to the present invention, Figure 6 is a cross-sectional view taken separately from the hanger and departure prevention unit in the underground distribution line support hanger device according to the present invention, Figure 7a 7B is a combined perspective view and an exploded perspective view showing an extraction prevention unit separately from the underground distribution line support hanger device according to the present invention, and FIG. 8 is a view showing another embodiment of the underground distribution line support hanger device according to the present invention. 9 is a perspective view showing the removal of the separation prevention unit in the hanger in the hanger device for supporting underground distribution lines according to the present invention.

2 to 9, the underground distribution line support hanger device according to the present invention, the power tool 10 and the steel pipe support 20, the extension 30, the hanger 40, the departure prevention unit 50 , Consisting of a closing member 60, the wire 70, the crete 80 and the wire support 90, according to this can support a hanger in which deflection occurs due to the cantilever shape with a wire, mutually between each component Joints and separation can proceed quickly, and by forming a plurality of interconnected portions to limit the rotation there is a feature that can prevent the installation angle of the underground distribution line to be tampered with.

Referring to FIG. 2, the power tool 10 is a underground tunnel-type underground structure that is embedded in the ground and accommodates underground distribution lines L therein. In this embodiment, the steel pipe support 20 and the extension 30 are provided. ), The hanger 40, the separation prevention unit 50, the closing member 60, the wire 70, the crete 80 and the wire support 90 provides a space in which to install them, It protects you.

In addition, the power tool 10 is preferably formed of a structure that allows the operator to perform maintenance and repair work.

2 to 5, the steel pipe support 20 is a metal member forming a '-' shape as a whole, consisting of a fixing portion 21 and the mounting portion 22, in the present embodiment power sphere 10 It is installed at regular intervals along the longitudinal direction of the inner wall.

The fixing portion 21 is in close contact with the inner wall of the power tool 10 is fixed via the anchor bolt, the mounting portion 22 extends from the fixing portion 21 to form orthogonal to the fixing portion 21.

Here, the mounting portion 22 is provided with a plurality of mounting holes (22a), the mounting portion 22, the extension 30 described later, the wire 70 and the abnormality check unit 90 is installed, respectively do.

2 to 5, the extension 30 is a member of a metal material consisting of the sub-mounting table 31 and the polygonal pipe 32, in the present embodiment, the steel pipe support 20 and the hanger 40 It serves to interconnect the.

The sub-mounting table 31 has a 'b' shape as a whole, and consists of a connecting portion 31a and a supporting portion 31b.

The connection part 31a is detachably fixed to the mounting hole 22a formed in the mounting part 22 by a fastening means (for example, a bolt and a nut), and the support part 31b extends from the connection part 31a. Orthogonal to the connecting portion 31a and parallel to the fixing portion 21.

In addition, the support part 31b is provided with a polygonal hole, in which the water pipe part 41a of the hanger 40 described later is removably fitted.

The polygonal tube 32 is a member integrally with the support part 31b. In the present embodiment, the polygonal tube 32 extends from the support part 31b in the longitudinal direction of the connection part 31a, and the inner part communicates with the hole of the support part 31b. It has a structure, and one side of the polygonal surface is provided with a polygonal tube hole 32a in communication with the inside.

For example, the water pipe portion 41a is inserted into the polygonal pipe 32 so that the water pipe portion 41a is removably inserted, and the polygonal pipe hole 32a of the polygonal pipe 32 is the first fitting hole 41a-1 of the water pipe portion 41a. Communicate with each other.

In this way, in the state in which the polygonal tube hole 32a and the first fitting hole 41a-1 communicate with each other, the detachment preventing unit 50 is inserted in a detachable manner, and the polygonal tube 32 is inserted by the detachment preventing unit 50. ) And the water pipe part 41a form an integrated structure, whereby the hanger 40 is able to be fixed to the steel pipe support 20 via the extension 30.

On the contrary, when the separation prevention unit 50 is separated from the polygonal tube hole 32a and the first fitting hole 41a-1, the water pipe part 41a can be separated from the polygonal tube 32. Thus, the hanger 40 can be separated from the extension 30.

2 to 5, the hanger 40 is a member made of a metal material consisting of the angle adjusting arm 41 and the angle member 42, in the present embodiment is detachably connected to the extension (30) It serves to support the underground distribution line (L) fixed to the crete (80).

The angle adjusting arm 41 is a tube formed in a polygonal shape (octagonal) to penetrate the inside and correspond to the polygonal tube 32 or the arm tube portion 41b, and is composed of a water pipe portion 41a and a dark tube portion 41b. .

The water pipe part 41a is removably fitted to the polygonal pipe 32 or the dark pipe part 41b, and the first fitting hole 41a-1 communicating with the inside is integrally formed on each surface thereof.

The female pipe portion 41b extends from one end of the water pipe portion 41a, and one of the surfaces is integrally formed with a second fitting hole 41b-1 communicating with the inside.

For example, when the water pipe part 41a is introduced into the dark pipe part 41b, the second fitting hole 41b-1 of the dark pipe part 41b and the first fitting hole 41a of the water pipe part 41a are introduced. -1) is to be in communication with each other, when the separation prevention unit 50 to be described later in the state of mutual communication in this way, the arm tube part 41b and the water pipe part 41a mediate the separation prevention unit 50. It becomes an integral structure.

Therefore, it is possible to interconnect neighboring hangers 40 by the above method.

On the other hand, when the separation prevention unit 50 is released from the first and second fitting holes 41a-1 and 41b-1, the water pipe part 41a can be separated from the dark pipe part 41b. Accordingly, the interconnected hangers 40 can be separated.

In particular, since the angle adjusting arm 41 has a polygonal (octagonal) structure having an angle of 45 ° between the surfaces, the angle of the angle member 42 is taken into consideration when mutually coupling the water pipe part 41a and the arm pipe part 41b. Can be set.

In the present embodiment, the angle adjusting arm 41 is described and illustrated as an octagonal polygon, but this is only one embodiment, and the installation angle is modified in various embodiments such as 16 and 32 angles as necessary. May diversify.

The angle member 42 is composed of a first concrete mounting portion 42a and a second concrete mounting portion 42b to form a 'b' shape as a whole.

The first concrete mounting portion 42a is disposed on the upper surface of the arm tube portion 41b and has a hole (see FIG. 3) to which the fixing means 83 of the crete 80 can be fastened.

The second concrete mounting portion 42b extends from one end of the first concrete mounting portion 42a to be orthogonal to the first concrete mounting portion 42a, and similarly to the first concrete mounting portion 42a, the fixing means of the crete 80 is formed. 83 has a hole to which it can be fastened (see FIG. 3).

For example, if you want to change the installation angle to the angle member 42 constituting the hanger 40, as shown in Figure 8, the angle adjusting arm 41 is rotated and then inserted into the polygonal tube (32) Put it in.

4 to 5 and 9, the departure prevention unit 50 is composed of a fixture 51 and a fixture withdrawing means 52, in the present embodiment between the extension 30 and the hanger 40 It controls the connection and controls the connection between the hangers 40 adjacent to each other.

The fastener 51 is composed of a head portion 51a and an elastic body 51b, which are integrally formed.

The head portion 51a is a circular plate having a center penetrated therebetween, and faces the surface on which the polygonal tube hole 32a and the second fitting hole 41b-1 are formed, and the through hole is the polygonal tube hole 32a or the first hole. The two fitting holes 41b-1 communicate with each other.

The elastic body 51b protrudes from the head portion 51a and is disposed radially with respect to the hole of the head portion 51a, and has an outer circumferential surface on the inner surface of the polygonal tube hole 32a or the first fitting hole 41a-1. A catching jaw 51b-1 is provided to be hooked, and the distal end has a truncated cone shape so that it can be easily inserted into the polygonal tube hole 32a and the first and second fitting holes 41a-1 and 41b-1. .

In addition, the elastic bodies 51b are arranged to be spaced apart from each other so as to be pinched by the fixture extraction means 52.

The fixture extracting means 52 is composed of a solid collar (52a), a pull string (52b) and a ring (52c), in the present embodiment, the polygonal tube hole (32a) and the first fitting hole (41a-1), or It serves to easily detach the fixture 51 fitted in the one-two fitting holes (41a-1, 41b-1) to the outside.

The collar 52a is a member of a truncated conical shape, and in the present embodiment, is disposed at the tip of the truncated cone of the elastic body 51b to press the conical surface of the elastic body 51b so that the elastic body 51b is retracted.

For reference, the size of the shell 52a is relatively smaller than the inner diameter of the polygonal tube hole 32a and the first and second fitting holes 41a-1 and 41b-1.

The pull string 52b is disposed to be movable through the interior of the fixture 51, one end is fixed to the collar 52a, the other end is fixed to the ring 52c.

The ring 52c is disposed in the head portion 51a and is connected to the other end of the pulling line 52b and used for pulling the pulling line 52b.

For example, as illustrated in FIG. 9A, in the state where the separation preventing unit 50 is retracted into the first and second fitting holes 41a-1 and 41b-1, the locking step 51b-1 is formed. Since it is caught by the inner surface of the water pipe part 41a, it is difficult to draw out outside.

At this time, as shown in Figure 9 (b), when pulling the ring 52c of the fixture extraction means 52, the pull string 52b is pulled by the ring 52c, pull string 52b As a result, the collar 52a is pulled and moved along the conical surface of the fixture 51 to gradually press the fixture 51.

As a result, the elastic body 51b of the fastener 51 is collapsed and deformed to the same size as the inner diameter of the first and second fitting holes 41a-1 and 41b-1, whereby the first and second fitting holes 41a. -1, 41b-1 will be able to easily detach from the separation prevention unit 50.

Therefore, according to the present embodiment, the hangers 40 interconnected through the fasteners 51 constituting the detachment preventing unit 50 may be fixed so as not to be separated without permission, in particular, the fastener drawing means 52. Since it can be easily detached to the outside without damaging the fastener 51 has the advantage that it is possible to reuse.

4 and 5, the closing member 60 is formed of a body portion 61 and a ring portion 62. In the present embodiment, the closing member 60 is inserted into the arm tube portion 41b of the hanger 40 to wire 70. ) And hanger 40 serves to interconnect.

The body portion 61 is a block having a polygonal surface corresponding to the arm tube portion 41b. In the present embodiment, the body portion 61 is removably inserted into the arm tube portion 41b.

The ring portion 62 is integrally formed on the outer surface of the body portion 61 to limit the insertion depth of the body portion 61 fitted to the arm tube portion 41b, the ring portion 62 of the wire 70 One end is connected.

3, 4, and 8, the wire support 90 forms a horizontal guide hole 91 and a locking hole 92, and includes a guide part 93. It is bolted against the 22, and by connecting and fixing one end of the wire 70, the wire 70 serves to support the hanger 40, the deflection occurs due to the cantilever shape.

The horizontal guide hole 91 is formed so that both sides of the wire support 90 penetrate in the horizontal longitudinal direction except for a portion that is bolted to the mounting portion 22. In addition, the horizontal guide hole 91 is formed in the orthogonal direction the engaging hole 92 is extended downward.

The catching hole 92 is formed to penetrate in a '-' shape, and is installed orthogonal to the horizontal guide hole 91. In addition, it is preferable that a plurality of the engaging holes 92 are formed at a predetermined interval below the horizontal guide hole 91.

The guide part 93 is provided with a bolt body 93a and a nut body 93b and is fitted to be movable along the horizontal guide hole 91 and the locking hole 92 so as to be connected to each other.

The bolt body 93a is inserted to penetrate the locking hole 92. In addition, the bolt body 93a is connected to one end of the wire 70 and is fixed to a plurality of locking holes 92 along the horizontal guide hole 91 to change the position of one end of the wire 70.

The nut body 93b is fixed to the locking hole 92 by fastening and fixing an end portion of the bolt body 93a protruding from the surface penetrating the locking hole 92.

3 or 8, the operator can freely change the position of the guide portion 93 to which the wire 70 is connected, so that the hanger 40 and the crete can be adapted to the position where the wire 70 is installed. The number of installation of the 80 can be increased stably, there is an advantage that the wire 70 can prevent the cleat (80).

2 to 4, one end of the wire 70 is connected to the bolt body 93a of the guide portion 93 and the other end of the wire 70 is connected to the ring portion 62. It catches the deflection of the hanger 40 fitted in, and is connected to the guide portion 93 installed in the horizontal guide hole 91 serves to be fixed to the engaging hole 92 according to the direction desired by the operator.

For example, when a plurality of hangers 40 are mounted on the extension 30, the installed state becomes cantilevered, so that the end hanger 40 sags downward due to its own weight. By grasping through the media can be structural stability.

Further, as another example, the operator changes the number of installation of the hanger 40 and the crete 80 when one end of the wire 70 changes the guide portion 93 from the state shown in FIG. 3 to the state shown in FIG. 8. It can increase stably, the wire 70 can prevent the cleats 80 from being caught.

3, 4, and 8, the crete 80 is divided into a distribution line support 81 and a distribution line cover 82 and mutually coupled by fixing means 83, and in the present embodiment, a hanger ( Removably installed on the 40) serves to fix the underground distribution line (L).

The distribution line support 81 and the distribution line cover 82 are rectangular parallelepiped-shaped blocks each having a groove on one surface, and wrap and fix the underground distribution line L through the grooves of the distribution line support 81 and the distribution line cover 82. .

The fixing means 83 is a conventional bolt and nut, in the case of the present embodiment, the bolt is inserted through the power distribution line support 81 and the power distribution line cover 82, which are in contact with each other, and the nut is fastened to the penetrated bolt to the power distribution line support. The 81 and the distribution line cover 82 serves to prevent the separation from each other.

For example, the bolt passes through the power distribution line cover 82 and the power distribution line support 81 and passes through the angle member 42 of the hanger 40, and the nut is fastened to the penetrated bolt, thereby providing the power distribution line support 81 and the power distribution cover ( 82 can be easily fixed to the hanger 40.

Referring to the installation process and the effect of the present invention made of the configuration as described above are as follows.

First, the installation process will be described, and the extension 30 is disposed on the steel pipe support 20 fixed to the inner wall of the power tool 10, and then fixed to each other via a bolt and a nut.

When the installation of the extension 30 is completed as described above, the hanger 40 is installed on the extension 30, which will be described in more detail as follows.

Insert the water pipe portion 41a of the hanger 40 into the polygonal tube 32 of the extension 30 to interconnect the extension 30 and the hanger 40, wherein the polygonal tube of the extension 30 The hole 32a and the first fitting hole 41a-1 of the hanger 40 form a structure in communication with each other.

When the separation prevention unit 50 is inserted into the polygonal tube hole 32a and the first fitting hole 41a-1 which communicate with each other as described above, the extension 30 and the hanger 40 are the separation prevention unit 50. ) Can be firmly fixed to each other to prevent separation from each other.

On the other hand, in the case where the hanger 40 is to be continuously connected, the water pipe part 41a of the hanger 40 to be installed later into the dark pipe part 41b of the hanger 40 pre-installed is In this case, the second fitting hole 41b-1 of the female pipe part 41b and the first fitting hole 41a-1 of the water pipe part 41a form a mutually communicated structure.

When the separation prevention unit 50 is inserted into the first and second fitting holes 41a-1 and 41b-1 communicated with each other as described above, the hangers 40 adjacent to each other are separated by the separation prevention unit 50. It is firmly fixed to prevent it from being separated from each other.

The hanger 40 may be continuously constructed in the same manner as described above.

On the other hand, when the interconnection of the extension 30 and the hanger 40 is completed as described above, the finishing member 60 in a state that the ring portion 62 is directed upward to the arm tube portion 41b of the hanger 40. ).

Then, one end of the wire 70 is connected to the ring portion 62, and the other end of the wire 70 is connected to the bolt body 93a of the guide portion 93 so as to penetrate through the wire support 90. Is fixed to the ball 92. The wire 70 prevents the hanger 40 shaped like a cantilever from sagging.

On the other hand, in the installed state as shown in Figure 3, if the operator wants to change the position where one end of the wire 70 is installed, the guide portion 93 is moved to the horizontal guide hole 91, as shown in FIG. Likewise, it is fixed to the position of the desired locking hole 92.

 In the above-described method, the present invention can stably change and extend the number of installation of the hangers 40 and the creats 80 by changing the position of the wires 70 and the creats 80 and the wires 70. There is an advantage that the jam is prevented.

Next, the underground distribution line L is disposed between the distribution line support 81 and the distribution line cover 82 constituting the crete 80, and the fixing means 83 are disposed on the distribution line support 81 and the distribution line cover 82. The cleats 80 are disposed on the angle members 42 of the hangers 40 in a state where the bolts are penetrated to be separated from each other.

At this time, the bolt as the fixing means 83 is exposed to the outside through the angle member 42, and when the nut which is the fixing means 83 is fastened to the exposed bolt in this way, the cleat 80 is hanger 40 only. Can be fixed to

What is necessary is just to install the crete 80 in the hanger 40 by the above-mentioned method.

As shown in FIG. 3 or 8, the position of the guide portion 93 to which the wire 70 is connected can be freely changed, so that the hanger 40 and the crete 80 are adapted to the position of the wire 70. The number of installation of the can be increased stably, there is an advantage that the wire 70 can prevent the cleat (80).

In addition, the present invention, as shown in Figure 3, in the installation of the hanger 40 in a continuous angle member 42 may be provided at the same angle, as shown in Figure 8, underground distribution line (L) In consideration of the angle to be installed, the angle member 42 may be installed differently between neighboring hangers 40, which is possible because the angle adjusting arm 41 is composed of a polygonal tube (an octagonal tube in the present embodiment). For example, when a polygonal tube with an increased number of angles, such as 16 and 32 angles, is applied, more precise angle control is possible.

On the other hand, when the hanger 40 is damaged and needs to be replaced, or when the interconnected hangers 40 need to be separated from each other due to a change in the angle at which the underground distribution line L is installed, the following may be performed.

First, as illustrated in FIG. 9A, in the state where the separation preventing unit 50 is inserted into the first and second fitting holes 41a-1 and 41b-1, the locking jaw 51b-1 may be closed. Since it is caught by the inner surface of the pipe part 41a, it is difficult to pull out outside.

At this time, as shown in Figure 9 (b), when pulling the ring 52c of the fixture extraction means 52, the pull string (52b) is pulled by the ring 52c, pull string (52b) By the collar 52a is pulled and moved along the conical surface of the fixture 51 to gradually press the fixture 51.

As a result, the elastic body 51b of the fastener 51 is collapsed and deformed to the same size as the inner diameter of the first and second fitting holes 41a-1 and 41b-1, whereby the first and second fitting holes 41a. -1, 41b-1) will be able to easily detach from the separation prevention unit 50.

When the separation prevention unit 50 is separated as described above, the neighboring hanger 40 is separated, and then the damaged one is replaced or recombined after changing the angle.

According to the present embodiment, the hangers 40 interconnected via the fasteners 51 constituting the detachment preventing unit 50 may be fixed so as not to be separated without permission, and in particular, the fastener drawing means 52 may be mediated. Since the furnace can be easily detached to the outside without damaging the fixture 51, there is an advantage that can be reused.

The detailed description of the present invention described above has been described with reference to the preferred embodiments of the present invention, so those skilled in the art or those skilled in the art will have the idea of the present invention described in the claims to be described later. It will be understood that various modifications and variations can be made in the present invention without departing from the scope of the present invention.

10: electric bulb 20: steel pipe support
30: extension 40: hanger
50: release prevention unit 60: finishing member
70: wire 80: crete
90: wire support

Claims (1)

An electric power outlet 10 buried in the ground and into which the underground distribution line L is accommodated;
A steel pipe support 20 including a fixing part 21 fixed to an inner wall of the electric power tool 10 and a mounting part 22 extending from the fixing part 21 to be orthogonal to the fixing part 21;
Sub-mounting table (31) consisting of a connecting portion (31a) that is fitted to the mounting portion 22 detachably fixed via a fastening means, and a support portion (31b) extending from the connecting portion (31a) and parallel to the fixing portion (21) And an extension 30 which extends in the longitudinal direction of the connection portion 31a from the support portion 31b and consists of a polygonal tube 32 penetrated therein;
A water pipe portion 41a having a polygonal surface corresponding to the polygonal tube 32 and being removably fitted to the polygonal tube 32, and having a first fitting hole 41a-1 communicating with an inside thereof on each surface thereof. A second surface extending from one end of the water pipe portion 41a having a polygonal surface corresponding to the 41a, and in communication with the first fitting hole 41a-1 of the water pipe portion 41a which is drawn inwardly on one surface thereof; Of the angle adjustment arm 41 formed of the arm tube portion 41b having the fitting hole 41b-1, the first concrete mounting portion 42a and the first concrete mounting portion 42a disposed on the upper surface of the arm tube portion 41b. A plurality of hangers 40 formed of an angle member 42 having an 'a' shape formed of a second concrete mounting portion 42b extending from one end to be orthogonal to the first concrete mounting portion 42a;
A conical elastic body having a head portion 51a and a locking jaw 51b-1 and protruding from the head portion 51a to be removably inserted into the first and second fitting holes 41a-1 and 41b-1. A fastener 51 made of 51b, a solid 52a disposed at the distal end of the elastic body 51b to press the conical surface of the elastic body 51b so that the elastic body 51b is retracted, and one end thereof penetrates the fixture 51 A pull string 52b which is interconnected with the collar 52a and which is pulled on the collar 52a to move the collar 52a toward the elastic body 51b, is arranged on the head portion 51a and pulls 52b. Departure prevention unit 50 consisting of a fixture withdrawing means 52 made of a ring 52c connected to the other end of the pulling line 52b to pull the pull;
A body portion 61 having a polygonal surface corresponding to the arm tube portion 41b so as to be removably fitted to the arm tube portion 41b, and a ring portion 62 formed on one surface of the body portion 61. Finishing member 60;
Bolted to the mounting portion 22, the horizontal guide hole 91 is formed through the horizontal longitudinal direction, a plurality of engaging holes 92 are formed at regular intervals orthogonal to the horizontal guide hole 91, horizontally A wire support 90 composed of a guide part 93 made of a bolt body 93a and a nut body 93b which are inserted to be movable along the guide hole 91 and the locking hole 92 and connected to each other;
A wire connected at one end to the bolt body 93a of the guide part 93 and the other end to the ring part 62 so as to catch the sagging of the plurality of hangers 40 fitted in the extension 30 in the cantilever shape ( 70);
Distribution line support 81 disposed on an angle member 42, distribution line cover 82 disposed on the distribution line support 81 to cover and fix the underground distribution line L together with the distribution line support 81, and the distribution line support 81 Crit (80) consisting of a fixing means 83 is fixed to the angle member 42 through the power distribution line cover 82);
Underground distribution line support hanger device comprising a.

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