JP5527864B1 - Temporary transfer tool for pole pole hole reconstruction and pole pole hole rebuilding method - Google Patents

Abstract

[PROBLEMS] To construct a new utility pole for a utility pole for reconstructing a utility pole and to install a utility pole in the same position as a utility pole to be removed without opening a new construction pole hole even in a relatively small place where large heavy machinery cannot be placed. Provide the original hole rebuilding method.
A temporary column body 12 is supported by a support base 11 so as to rise in a vertical direction. A support weight 13 is placed on the support base 11. One end of the communication line support arm 14 and the low voltage line support arm 15 is detachably provided on the temporary column body 12 so as to extend from the temporary column body 12 in the horizontal direction. The communication line support arm 14 and the low voltage line support arm 15 are detachably bridged to the existing utility pole 1 or the new utility pole 2 when the temporary pole body 12 is installed side by side on the existing utility pole 1 or the new utility pole 2. The communication line and the low-voltage line removed from the existing utility pole 1 can be supported.
[Selection] Figure 1

Description

  The present invention relates to an electric pole base hole rebuilding overhead wire temporary transfer tool and an electric pole base hole rebuilding method.

  In general, when a utility pole is rebuilt, a new utility pole is built in the vicinity of the existing utility pole to be reconstructed, and an overhead wire such as an electric wire is transferred from the existing utility pole to the new utility pole, and then the existing utility pole is removed. However, in this method, since it is necessary to secure land for constructing a new utility pole, when it is not possible to secure the land, it is necessary to construct a new utility pole at the position of the existing utility pole.

  Conventionally, as a method of building a new utility pole at the position of an existing utility pole, attach a utility pole replacement tool to the existing utility pole, transfer the overhead wire such as an electric wire to the holder of the utility pole rebuilding tool, and then install the utility pole rebuilding tool. Remove from the existing utility pole and hang it with a crane, remove the existing utility pole and build a new utility pole at that position, then attach the utility pole rebuilding tool to the new utility pole, and transfer the overhead wires such as wires to the new utility pole (For example, refer to Patent Document 1).

JP 2010-41798 A

  However, since the method described in Patent Document 1 uses a crane of a large heavy machine, a large work space is required, and there is a problem that it cannot be performed in a narrow place where a large heavy machine cannot enter.

  The present invention has been made paying attention to such a problem, and it is possible to build a new utility pole at the same position as the utility pole to be removed, even in a relatively small place where large heavy machinery cannot be placed, risk of damage to buried objects and site negotiation The purpose is to provide a utility pole temporary hole replacement tool and a pole pole hole rebuilding method (a pole pole replacement pole and a pole construction method) that do not require a new pole hole with a pole. .

  In order to achieve the above object, the utility pole rebuilding pole according to the present invention is a utility pole rebuilding pole used when removing an existing utility pole and building a new utility pole at the same position, A support base, a temporary pillar body supported by the support base and provided to rise in a vertical direction, a support weight placed on the support base, and one end extending in a horizontal direction from the temporary pillar body. A support arm detachably provided on the temporary column main body, a bow branch arm provided on the temporary column main body so as to extend horizontally from the temporary column main body to the left and right sides, and one end above the bow branch arm A pair of bow branches that are fixed to the temporary column body and hung downward via the ends on the different sides of the bow branch line arms, and a pair of vibrations that are suspended from the ends of the respective bow branch lines, respectively. And the temporary pole body is the existing electric pole. When installed on the new power pole, the support arm is detachably mounted on the existing power pole or the new power pole, and is configured to be able to support the overhead wire removed from the existing power pole. It is characterized by.

  The utility pole rebuilding method according to the present invention is a utility pole rebuilding method for constructing a new utility pole at the same position by removing the existing utility pole using the utility pole rebuilding temporary pole according to the present invention, At the other end of the support arm, after the support arm is horizontally attached to the existing power pole, the overhead wire is detached from the existing power pole, transferred to the support arm, and supported by the support arm. The temporary pole main body is erected on the existing power pole in a range where the support arm reaches the support base, the support weight is placed on the support base, and extends horizontally from the temporary pillar main body to the left and right sides. The bow branch line arm is attached to the temporary column body, one end of each bow branch line is fixed to the temporary column body above the bow branch line arm, and each bow branch line is connected to an end portion on a different side of the bow branch line arm. Hang down through each Temporary pole installation process for suspending a stop weight at the tip of each bow branch line, and arm transfer process for fixing one end of the support arm to the temporary pole body and then removing the other end of the support arm from the existing power pole And a utility pole removal process for removing the existing utility pole, a utility pole new installation process for setting up the new utility pole at the same location as the existing utility pole, and an overhead wire attaching movement for removing the overhead wire from the support arm and transferring it to the new utility pole And a temporary column removing step of removing each of the anti-vibration weights, each bow branch line, the bow branch line arm, the support arm, the support weight, the temporary column main body, and the support base. To do.

  The utility pole rebuilding pole and the utility pole rebuilding method according to the present invention use the temporary pole body supported by the support base, and without using a heavy machinery such as a crane, replace the overhead wire and rebuild the utility pole. It can be performed. For this reason, a new utility pole can be built at the same position as the utility pole to be removed even in a relatively small place where large heavy machinery cannot be placed. As a result, there is no need for a new pillar hole with the risk of damage to buried objects and land negotiations. The utility pole rebuilding pole and the utility pole rebuilding method according to the present invention support and stand the temporary pole body with the support base, so it is not necessary to make a hole for the foundation of the temporary pole body on the ground, and easily and quickly. The temporary pole body can be set up and can be constructed and removed on the day. Further, the bow column arm, each bow branch line, and each anti-vibration weight can prevent the temporary column body from swinging left and right, and can prevent the temporary column body from overturning. It is preferable that the supporting weight has a predetermined weight and a position on the support base so as to prevent the temporary column main body from falling down.

  In the utility pole rebuilding temporary pole according to the present invention, the temporary pole body is preferably formed by detachably connecting a plurality of connecting pillars. In this case, by dividing the temporary column main body into a plurality of connecting columns, the temporary column main body can be easily transported without being bulky. Moreover, since a temporary pole main body can be assembled by connecting a plurality of connecting poles at the site of a utility pole rebuilding, the work of standing the temporary pole main body in a relatively narrow space can be performed. Further, when removing the temporary column main body, the work can be performed in a narrow space. When not in use, it can be stored in a small space.

  In the temporary pole for electric pole rebuilding according to the present invention, the temporary pole main body has an insulating portion made of FRP in one or a plurality of sections along the height direction, and the support arm is configured to connect an electric wire of the overhead wire. It is preferable to have an FRP wire support arm attached to the insulating portion so as to support it. In this case, the insulation of the FRP (fiber reinforced plastic) and the electric wire support arm allow the temporary column to be cut off even when the electric current is flowing through the electric wire, so that the work can be performed more safely. . For this reason, the utility pole can be rebuilt with almost no power failure. When the temporary column main body is composed of a plurality of connection columns, it is preferable that some connection columns are made of FRP, and the connection columns made of FRP are used at the mounting position of the wire support arm.

  The utility pole replacement pole according to the present invention has an arm tie having one end attached to the central portion of the support arm, and the arm tie is installed side by side with the existing utility pole or the new utility pole. The other end can be replaced between the existing utility pole or the new utility pole and the temporary pole main body, and is rotated within a vertical plane including the support arm below the support arm with the one end as a center. It may be provided. In this case, the support arm mounted horizontally can be reinforced by the arm tie. In addition, since the other end of the arm tie is configured to be replaceable between an existing utility pole or a new utility pole and a temporary pole body, the arm tie can always be kept horizontal with the support arm reinforced.

  ADVANTAGE OF THE INVENTION According to this invention, the utility pole for utility pole reconstruction and the utility pole rebuilding method which can build a new utility pole in the same position as the utility pole to remove even in the comparatively narrow place where a large sized heavy machine cannot enter can be provided.

It is a front view which shows the use condition of the temporary pole for utility pole reconstruction of embodiment of this invention. It is the (a) enlarged plan view of the support stand vicinity which shows the use condition of the temporary pole for utility pole reconstruction shown in FIG. 1, (b) It is an enlarged side view.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 and 2 show a utility pole rebuilding temporary pole according to an embodiment of the present invention.
As shown in FIGS. 1 and 2, the utility pole rebuilding temporary pole 10 is a utility pole rebuilding temporary pole 10 used when the existing utility pole 1 is removed and a new utility pole 2 is built at the same position. The support base 11, the temporary column body 12, the support weight 13, the communication line support arm 14, the low-voltage line support arm 15, the high-voltage line support arm 16, the arm tie 17, the bow branch line arm 18, the bow branch line 19, and the weight for stabilization. 20.

  As shown in FIG. 1 and FIG. 2, the support base 11 includes two rectangular frames 21 formed by combining steel prisms, a pair of connecting steels 22 that connect the frames 21, and A frame steel 23 for fixing the temporary column main body 12 and three breath steels 24 are provided. The frame bodies 21 are arranged parallel to each other with a predetermined interval on the installation surface, and are connected by connecting steels 22 at positions slightly closer to the center than both ends. Each frame body 21 and each connecting steel 22 are provided so as to occupy a predetermined planar spread range. In addition, by changing the length of the connecting steel 22, it is possible to change the area occupied by the road and to install in a narrower area.

  As shown in FIG. 1, the temporary column main body 12 has a cylindrical shape, and is formed by detachably connecting a plurality of connecting columns 25 a to 25 e. Each of the connecting columns 25a to 25e is made of steel or FRP, has a flange at the end, and can be connected by connecting the flanges with bolts and nuts. In the specific example shown in FIG. 1, the temporary column main body 12 is formed by connecting five connection columns 25 a to 25 e. The temporary column body 12 includes, in order from the bottom, a steel connection column 25a having a length of about 5 m, a connection column 25b made of FRP having a length of about 2 m, a steel connection column 25c having a length of about 2 m, and a length of about 2 m. The steel connecting column 25d and the FRP connecting column 25e having a length of about 2 m are configured. Further, the position of the FRP connecting pillar can be changed in accordance with the position of the charging unit.

  As shown in FIGS. 1 and 2, the lower end of the temporary column main body 12 is detachably fixed to the center position of one frame body 21 of the support base 11 with a metal fitting. Moreover, the temporary column main body 12 is detachably fixed by a frame steel 23 that rises from the frame body 21 along the temporary column main body 12 so that the temporary column main body 12 rises in the vertical direction. Further, it is detachably fixed above the frame steel 23 by three breath steels 24 extending obliquely from both end portions of one frame body 21 and the central portion of the other frame body 21. Furthermore, the temporary column main body 12 has a function which can hold | maintain the temporary column main body 12 vertically also on an inclined ground by shifting the attachment position of the frame steel 23 and the brace steel 24. As described above, the temporary column body 12 is supported by the support base 11.

  As shown in FIGS. 1 and 2, the support weight 13 has a rectangular parallelepiped shape and has a weight of 300 kg or more. The supporting weight 13 has a pair of handles 13a at both upper ends. Four support weights 13 are placed side by side on each frame body 21 of the support base 11 so that the support base 11 does not fall over due to the weight of the temporary column main body 12.

  As shown in FIG. 1, the communication line support arm 14 is made of steel and includes a pair of connecting arms 26 arranged in parallel to each other, a vertical arm 27 that connects the central portions of the connecting arms 26, and a vertical arm 27. And a plurality of fasteners 28 for fastening the communication line provided on the cable. One end of each connection arm 26 is detachably attached to the temporary column body 12 so that the communication line support arm 14 extends in the horizontal direction from the temporary column body 12. The communication line support arm 14 is configured to support a communication line such as a telephone line by each fastener 28.

  The low-voltage line support arm 15 includes a pair of FRP connection arms 29 arranged in parallel to each other, an FRP vertical arm 30 that connects the central portions of the connection arms 29, and a low-pressure provided on the vertical arm 30. It has a plurality of hooks 31 for fastening the line. One end of each connection arm 29 is detachably attached to the temporary column main body 12 so that the low-voltage line support arm 15 extends in a horizontal direction from the temporary column main body 12. The low-voltage line support arm 15 supports the low-voltage line with each hook 31.

  The communication line support arm 14 and the low voltage line support arm 15 are detachably bridged to the existing utility pole 1 or the new utility pole 2 when the temporary pole body 12 is installed side by side on the existing utility pole 1 or the new utility pole 2. The communication line and the low-voltage line removed from the existing utility pole 1 can be supported.

  The high-voltage line support arm 16 is made of a single steel square bar, and is detachably attached to the temporary column body 12 at the center so as to extend in the horizontal direction. The high-voltage line support arm 16 is adapted to support the high-voltage line.

  In the specific example shown in FIG. 1, the communication line support arm 14 is attached to the second FRP connecting pillar 25b from the bottom. Each of the connecting arms of the low-voltage line support arm 15 is attached to the uppermost FRP connecting column 25e and the second connecting column 25d made of steel from the top. The high-voltage line support arm 16 is attached to the uppermost FRP connecting column 25e.

  The arm tie 17 is made of steel and consists of two pieces, one end of which is attached to the center of a connection arm 26 below the communication line support arm 14 and a connection arm 29 below the low-voltage line support arm 15. Each arm tie 17 is rotatably provided in a vertical plane including the connecting arms 26 and 29 below the connecting arms 26 and 29 with one end as a center. When each of the arm ties 17 is installed side by side with the existing utility pole 1 or the new utility pole 2, the other end can be replaced between the existing utility pole 1 or the new utility pole 2 and the temporary pole body 12. It has become.

  The arch line arm 18 is inclined from both ends of the arm main body 32 to the temporary column main body 12 in order to support the arm main body 32 and the arm main body 32 that extend horizontally from the temporary column main body 12 to the left and right sides. A support arm 33 spanned downward and a pair of pulleys 34 provided at both ends of the arm main body 32 are provided. The bow branch line 19 is composed of a pair, and one end is fixed to the temporary column main body 12 above the bow branch line arm 18 and is hung downward via each pulley 34 of the bow branch line arm 18. The swing weights 20 are composed of a pair, and are suspended from the tips of the respective bow branch lines 19. Each swing weight 20 is made of the same material as the support weight 13.

  The utility pole rebuilding method according to the embodiment of the present invention is suitably implemented using the utility pole rebuilding temporary pole 10. In the utility pole rebuilding method according to the embodiment of the present invention, first, the communication line support arm 14 and the low-voltage line support arm 15 are horizontally attached to the existing utility pole 1 to be removed using the arm tie 17. After these attachments, the communication line and the low-voltage line are removed from the existing utility pole 1 and transferred to the vertical arm 27 and the fastener 28 of the communication line support arm 14 and the vertical arm 30 and the hook 31 of the low-voltage line support arm 15, respectively. Next to the existing utility pole 1, the support base 11 is installed, and the temporary pole main body 12 is erected vertically while connecting the connecting pillars 25a to 25e. At this time, the temporary column main body 12 is installed in a range where the communication line support arm 14 and the low-voltage line support arm 15 can reach.

  When the temporary column main body 12 is erected, first, the lower two connection columns 25a and 25b are attached to the support base 11, and then one end of the communication line support arm 14 is attached to the second connection column 25b. The end is also replaced with the lower connecting column 25a. The support weight 13 is placed on the support base 11 so that the support base 11 and the temporary column main body 12 do not fall down. Further, the connecting pillars 25 a and 25 b are supported by the frame steel 23 and the brace steel 24. Next, the third to fifth connecting columns 25c, 25d, and 25e are connected, and the bow branch arm 18 is attached to the third connecting column 25c. One end of each arch support line 19 is fixed to the fourth connecting column 25d, each arch support line 19 is hung downward via each pulley 34 of the arch support line arm 18, and each anti-sway weight 20 is attached to each arch support line 19. Suspend each at the tip.

  One end of the low-voltage line support arm 15 is attached to the fourth and fifth connecting columns 25d and 25e, and the other end of the arm tie 17 is also replaced with the fourth connecting column 25d. After the high-voltage line support arm 16 is attached to the upper part of the fifth connecting column 25e, the high-voltage line is transferred from the existing utility pole 1 to the high-voltage line support arm 16. After the other ends of the communication line support arm 14 and the low voltage line support arm 15 are removed from the existing power pole 1, the existing power pole 1 is removed.

  Next, a new utility pole 2 is set up at the same place as the existing utility pole 1. The communication line and the low-voltage line are detached from the communication line support arm 14 and the low-voltage line support arm 15 and transferred to the new utility pole 2. Further, the high-voltage line is also moved from the high-voltage line support arm 16 to the new utility pole 2. The high-voltage line support arm 16, the low-voltage line support arm 15, the anti-vibration weight 20, the bow branch line 19, the bow branch line arm 18, the communication line support arm 14, the support weight 13, the temporary column body 12 and the support base 11 are sequentially removed. To do. Thus, the existing utility pole 1 can be removed and a new utility pole 2 can be built at the same position.

  The utility pole rebuilding pole 10 and the utility pole rebuilding method according to the embodiment of the present invention use the temporary pole body 12 supported by the support base 11 without using a large heavy machine such as a crane. Can be replaced or the pole can be rebuilt. For this reason, the new utility pole 2 can be built at the same position as the utility pole to be removed without opening a new construction pole hole, even in a relatively narrow place where large heavy machinery cannot enter. Since the utility pole rebuilding pole 10 and the utility pole rebuilding method according to the embodiment of the present invention support and stand the temporary pole body 12 by the support base 11, it is necessary to make a hole for the foundation of the temporary pole body 12 on the ground. The temporary pole main body 12 can be easily and quickly set up, and can be constructed and removed on the day. Further, the arch support arm 18, each arch support line 19, and each stabilization weight 20 can prevent the temporary column main body 12 from swinging left and right, and prevent the temporary column main body 12 from falling.

  In the utility pole replacement temporary pole 10 and the utility pole rebuilding method according to the embodiment of the present invention, the temporary pole main body 12 can be easily transported without being bulky by dividing the temporary pole main body 12 into a plurality of connecting pillars 25a to 25e. Moreover, since the temporary pole main body 12 can be assembled by connecting the plurality of connecting pillars 25a to 25e at the site of the utility pole rebuilding, the work of standing the temporary pole main body 12 in a relatively narrow space can be performed. Moreover, when removing the temporary column main body 12, the work can be performed in a narrow space. When not in use, it can be stored in a small space.

  Since the low-voltage line support arm 15 and the connecting columns 25b and 25e that support it are made of FRP, the conductor of the temporary column can be cut off even when a current is passed through the electric wire, so that the work can be performed more safely. It can be performed. For this reason, the utility pole can be rebuilt with almost no power failure. Further, during the operation, the arm tie 17 allows the communication line support arm 14 and the low-voltage line support arm 15 to be always kept horizontal in a reinforced state.

DESCRIPTION OF SYMBOLS 1 Existing utility pole 2 New utility pole 10 Telephone pole rebuilding temporary pole 11 Support stand 21 Frame body 22 Connection steel 23 Frame steel 24 Breath steel 12 Temporary pole main body 25a, 25b, 25c, 25d, 25e Connection pole 13 Supporting weight 13a Holding Hand 14 Communication line support arm 26 Connection arm 27 Vertical arm 28 Fastener 15 Low pressure line support arm 29 Connection arm 30 Vertical arm 31 Hook 16 High voltage line support arm 17 Arm tie 18 Bow branch arm 32 Arm body 33 Support arm 34 Pulley 19 Bow branch line 20 Weight for shaking

Claims (5)

An electric pole former hole rebuilding wire temporary transfer tool used when removing an existing utility pole and building a new utility pole at the same position,
A support base;
A temporary column body that is supported by the support base and is provided so as to rise in the vertical direction;
A supporting weight placed on the supporting table;
A support arm provided with one end detachably attached to the temporary column body so as to extend in a horizontal direction from the temporary column body;
A bow branch arm provided on the temporary column main body so as to extend horizontally from the temporary column main body to the left and right sides;
A pair of bow branches, one end of which is fixed to the temporary column main body above the bow branch arm and hung downward through the ends of different sides of the bow branch arm;
A pair of anti-vibration weights suspended from the tip of each bow branch line,
When the temporary pole body is installed side by side on the existing utility pole or the new utility pole, the support arm is detachably bridged to the existing utility pole or the new utility pole, and the overhead wire removed from the existing utility pole An electric pole former hole rebuilding overhead wire temporary transfer tool characterized by being configured to be capable of supporting   The electric pole main hole rebuilding wire temporary transfer tool according to claim 1, wherein the temporary pole body is formed by detachably connecting a plurality of connecting pillars. The temporary column body has an insulating part made of FRP in one or a plurality of sections along the height direction,
The utility pole base hole reconstruction according to claim 1 or 2, wherein the support arm has an FRP wire support arm attached to the insulating portion so as to support an electric wire of the overhead wire. Temporary transfer tool for overhead wires. One end has an arm tie attached to the center of the support arm;
The arm tie is configured such that when the temporary pole body is installed side by side on the existing utility pole or the new utility pole, the other end can be replaced between the existing utility pole or the new utility pole and the temporary pole body, 4. The utility pole base hole rebuilding according to claim 1, wherein the utility pole base hole rebuilding is provided so as to be rotatable in a vertical plane including the support arm below the support arm with one end as a center. 5. Temporary transfer tool for overhead wires. The utility pole main hole construction for removing the existing utility pole and building a new utility pole at the same position using the utility pole temporary relocation tool for rebuilding the utility pole main hole according to any one of claims 1 to 4. A replacement method,
At the other end of the support arm, after the support arm is horizontally attached to the existing power pole, the overhead wire is detached from the existing power pole, transferred to the support arm, and supported by the support arm. When,
In the range where the support arm reaches the support base, the temporary pole main body is erected on the existing power pole, the support weight is placed on the support base, and extends horizontally from the temporary pole main body to the left and right sides, The bow branch arm is attached to the temporary column main body, one end of each bow branch line is fixed to the temporary column main body above the bow branch line arm, and each bow branch line is respectively connected to an end portion on a different side of the bow branch line arm. A temporary pillar installation process in which each swing weight is suspended at the tip of each bow branch line,
After fixing one end of the support arm to the temporary pole body, an arm moving step of removing the other end of the support arm from the existing utility pole;
A utility pole removal step of removing the existing utility pole;
A utility pole new installation step for setting up the new utility pole in the same place as the existing utility pole,
An overhead wire attaching and moving step of removing the overhead wire from the support arm and moving it to the new utility pole;
A temporary column removing step of removing each of the weights for shaking, each bow branch line, the bow branch line arm, the support arm, the support weight, the temporary column body, and the support base;
A utility pole original hole rebuilding method characterized by having.

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