CN210622428U

CN210622428U - Stay wire structure for emergency repair of medium and low voltage distribution network

Info

Publication number: CN210622428U
Application number: CN201921024492.2U
Authority: CN
Inventors: 杨平; 杨筱文
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-05-26
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a stay wire structure for emergency repair of a medium and low voltage distribution network, belonging to the technical field of power grid maintenance equipment, comprising a tower body arranged in a combined mode and a stay wire structure used for fixing the tower body on the ground; the stay wire structure comprises a plurality of stay wires arranged on the circumference of the tower body, a quick tightening assembly for connecting the tops of the stay wires with a corner bracket of the tower body, and a stable installation assembly for connecting the bottoms of the stay wires with the ground; the quick tightening assembly comprises a lifting ring screw arranged at the bottom of the corner bracket and a first U-shaped ring for connecting the lifting ring screw and the pull wire; the stable assembly of packing into includes that locate the subaerial earth anchor, connect the second U type ring of earth anchor and acting as go-between. The utility model discloses realize that the fixed tower body of rapid stabilization is in ground, it is convenient to dismantle and shift the acting as go-between.

Description

Stay wire structure for emergency repair of medium and low voltage distribution network

Technical Field

The utility model belongs to the technical field of the electric wire netting maintenance of equipment, especially, relate to a middle and low voltage distribution network emergency repair is with structure of acting as go-between.

Background

The heavy construction machinery cannot reach the site for a while due to the particularity of the environment of part of areas, and brings great difficulty to the emergency repair and power restoration. The existing combined tower pole needs to be installed, the problem that the tower pole needs to be fixed to the ground by a stay wire after being erected, the stay wire and the tower body are locked and positioned on a bolt through a winding wire, and the disassembly is difficult.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving above-mentioned technical problem, and provide a well low voltage distribution network emergency repair is with structure of acting as go-between to realize that the fixed tower body of rapid stabilization is in ground, dismantle the transfer convenience of acting as go-between. In order to achieve the above purpose, the utility model discloses technical scheme as follows:

the stay wire structure for emergency repair of the medium and low voltage distribution network comprises a tower body and a stay wire structure, wherein the tower body is arranged in a combined mode, and the stay wire structure is used for fixing the tower body to be stabilized on the ground;

the stay wire structure comprises a plurality of stay wires arranged on the circumference of the tower body, a quick tightening assembly for connecting the tops of the stay wires with a corner bracket of the tower body, and a stable installation assembly for connecting the bottoms of the stay wires with the ground;

the quick tightening assembly comprises a lifting ring screw arranged at the bottom of the corner bracket and a first U-shaped ring for connecting the lifting ring screw and the pull wire;

the stable assembly of packing into includes that locate the subaerial earth anchor, connect the second U type ring of earth anchor and acting as go-between.

Specifically, it is a plurality of when the body of the tower piles up each other, the corresponding laminating setting between the square pipe of the body of the tower that is located the lower part and the square pipe of the body of the tower that is located the upper portion, and connect through bolt or bolt and nut sub-assembly.

Specifically, the bottom of the corner bracket is arranged corresponding to the top of the tower body, and the corner bracket is connected with the square tube of the tower body through a bolt or a bolt and nut assembly.

Specifically, the screw portion of rings screw is to inserting in the square tube that is located the tower body top and extend to the corner rack and lock fixedly, the lock joint has first U type ring in rings mouth of rings screw, and it has acted as go-between to hang in the first U type ring.

Specifically, a first pre-installation hole is formed in the opening end of the first U-shaped ring in a penetrating mode, and the first pre-installation hole is fixed to the opening of the lifting ring in a penetrating mode through a bolt and nut assembly.

Specifically, a second pre-installation hole which penetrates through is formed in the opening position end of the second U-shaped ring, a pin hole which penetrates through horizontally is formed in the top of the ground anchor, the opening position of the second U-shaped ring is buckled to the top of the ground anchor, and a pin penetrates through the second pre-installation hole and the pin hole to be fixed.

Compared with the prior art, the utility model discloses well low voltage distribution network emergency repair is with structure of acting as go-between's beneficial effect mainly embodies:

the flying ring screw of the U-shaped ring quick adaptation corner bracket of the stay wire structure and the ground anchor on the ground achieve the effect of quickly disassembling and assembling when the tower body is stabilized in a multi-direction manner, and the emergency repair safety performance and stability of a power grid are improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic top view of a round tube in the present embodiment;

FIG. 3 is a schematic structural view of a base plate in the present embodiment;

FIG. 4 is a schematic view of the installation of the base plate structure in the present embodiment;

FIG. 5 is a schematic view of the installation of the tower and the mounting of the poles into the foundation structure in this embodiment;

FIG. 6 is a schematic structural view of the ground anchor exposed out of the ground during the installation of the base plate in the present embodiment;

FIG. 7 is a schematic view of the tower of this embodiment before it is hoisted;

FIG. 8 is a schematic view of the tower lifting process in this embodiment;

FIG. 9 is a second schematic view illustrating the tower lifting process in the present embodiment;

FIG. 10 is a schematic view of the tower of this embodiment after completion of hoisting;

FIG. 11 illustrates the handlebar and the pulling wire before the critical state in this embodiment;

FIG. 12 illustrates the grip and pull wire in the critical state of the present embodiment;

FIG. 13 illustrates the over-threshold condition of the stick and pull wire in this embodiment;

FIG. 14 is a schematic view of a pull ring configuration of the present embodiment;

FIG. 15 is a schematic view of the connection between the guy wire structure and the corner bracket in this embodiment;

FIG. 16 is a schematic view of the connection between the guy wire structure and the ground in this embodiment;

the figures in the drawings represent:

1, a tower body, 11 round pipes, 111 reinforcing ribs, 12 square pipes, 13 diagonal bracing pipe fittings, 14 corner brackets, 15 wing cross arms and 151 corner profiles;

2, a base plate structure, a 21 bottom plate, 22 barres, 221 aluminum plates, 23 bottom plate butt joint jacks, 24 sleeves, 25 first mounting plates, 26 second mounting plates, 261 mounting holes and 27 fixing holes;

3, a traction wire structure, 31 traction wires, 32 traction rings, 33 flat ring bodies and 34 traction holes;

4, a stay wire structure, 41 stay wires, 42 lifting ring screws, 421 screw parts, 422 lifting ring openings, 43 first U-shaped rings, 431 first pre-installing holes, 44 second U-shaped rings and 441 second pre-installing holes;

5 ground anchor, 51 pin hole, 52 pin, 53 shim.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention.

Example 1:

referring to fig. 1-2, the combined self-erecting pole for emergency repair of medium and low voltage distribution networks in the embodiment includes a tower body 1, a base plate structure 2 installed at the bottom of the tower body 1 and used for fixing the tower body 1, a pull line structure 3 installed at the upper part of the tower body 1 and used for hoisting and pulling up the tower body 1, and a pull line structure 4 used for fixing the tower body 1 and stabilizing on the ground.

Use the aluminum alloy as the main part material of body of the tower 1 in this embodiment, the aluminum alloy has light in weight, characteristics that intensity is high, convenient transportation, construction convenience avoids the inconvenient puzzlement of large-scale mechanical transportation.

The tower body 1 comprises a plurality of vertically hollow round pipes 11 arranged in a surrounding manner, a plurality of horizontally arranged square pipes 12 arranged between the adjacent round pipes 11, and an inclined strut pipe fitting 13 arranged between the adjacent square pipes 12 and used for reinforcing and fixing the round pipes; a plurality of square pipes 12 with equal intervals are arranged between the adjacent round pipes 11. The inclined strut pipe 13 is connected between the adjacent circular pipes 11 in an inclined manner.

The cross-shaped reinforcing ribs 111 are arranged in the hollow circular tube 11, so that the compression resistance and the bending strength of the circular tube 11 are improved.

In this embodiment, the tower body 1 is a frame body enclosed by four circular tubes 11, an inclined strut pipe 13 is arranged between one pair of opposite circular tubes 11, and no inclined strut pipe 13 is arranged between the other pair of opposite circular tubes 11.

Because the height requirement of well low voltage distribution network is different, the demand is equipped with not tower body 1 of co-altitude, and when a plurality of tower bodies 1 piled up each other, the corresponding laminating setting between the square pipe 12 of the tower body 1 that is located the lower part and the square pipe 12 of the tower body 1 that is located the upper portion, and connect through bolt or bolt and nut sub-assembly. The multi-stage stacked tower body 1 has the advantage of being quickly adjusted to be suitable for a working site at any time.

The top of the tower body 1 is provided with a plurality of wing cross arms which are horizontally butted or vertically butted through a corner bracket 14. The bottom of corner frame 14 and the corresponding setting in top of body of the tower 1, corner frame 14 is the square structure including enclosing a plurality of seven style of calligraphy's of assembling, corner frame 14 in this embodiment, is connected through bolt or bolt and nut sub-assembly between the square pipe 12 of section bar and body of the tower 1.

Wing cross arm 15 includes a plurality of pipe supports of piling up that set up with the body of the tower 1 with the structure, and the concatenation department of a plurality of pipe supports is equipped with the angular form material 151 that is used for consolidating the concatenation, and angular form material 151 sets up around the square pipe 12 periphery in the pipe support. The section bar is connected with the square pipe 12 of the wing cross arm 15 through bolts or bolt and nut assemblies. The splicing position of the wing cross arm 15 in butt joint with the tower body 1 is suitable for different wire connecting structures, and the tower body 1 and the wing cross arm 15 can be spliced into a single-loop linear tower structure, a single-loop linear disconnection tower structure, a single-loop linear T-connection tower structure, a double-loop corner tower structure, a four-loop linear tower structure and a multi-loop linear tower structure according to field requirements.

Referring to fig. 3-6, the base plate structure 2 includes a bottom plate 21 firmly installed on the ground, a lever foot rotating member installed on the bottom plate 21 for inserting the lever 22, and a rotating installation plate for fixing the tower body 1;

in the embodiment, the bottom plate 21 is a plate-shaped structure made of steel materials, the peripheral angular positions of the bottom plate 21 are respectively fixed in the ground through the ground anchor 5, the top of the ground anchor 5 is provided with a pin hole 51 which transversely penetrates through, the ground anchor 5 is vertically driven into the ground, the top part of the ground anchor 5 is exposed out of the surface of the bottom plate 21, the pin 52 penetrates into the pin hole 51 to be transversely positioned, and a gasket 53 is clamped between the pin 51 and the bottom plate 21. The base plate structure 2 is suitable for the working condition that can be installed everywhere, can be constructed fast and carry out the location operation.

Two sides of the middle part of the bottom plate 21 are respectively provided with a bottom plate butt joint jack 23, and the bottom plate butt joint jacks 23 are arranged by protruding out of the surface of the bottom plate 21; the handle bar foot rotating piece comprises a sleeve 24 for accommodating the handle bar 22 and a single jack arranged at the bottom of the sleeve 24 and corresponding to the bottom plate butt joint jack 23, and the bottom plate butt joint jack 23 is connected with the single jack through a bolt or a bolt and nut assembly. The sleeve 24 is connected with the bottom plate butt joint jack 23 through the single jack, and the rotation angle can be flexibly rotated. The sleeve 24 may be mounted to one side or the other of the base plate 21.

The rotating installation plate comprises a first installation plate 25 with one end fixed on the bottom plate 21 in a rotating mode and a second installation plate 26 with one end fixed between the first installation plate 25 in a rotating mode and the symmetry arranged between the first installation plate 25 in a rotating mode, the first installation plate 25 and the second installation plate 26 are enclosed to form a frame structure, and the rotating installation plate has the function of stable supporting. The two ends of the first mounting plate 25 are respectively provided with a through mounting hole 261, the bottom plate 21 is provided with a clamping patch hole which is correspondingly butted with the mounting hole 261, the mounting hole 261 is connected with the clamping patch hole through a bolt or a bolt-nut assembly, the first mounting plate 25 is flexibly turned over on the bottom plate 21 through the mounting hole 261, and the clamping patch hole can be mounted on one side or the other side of the bottom plate 21. The rotation center of the first mounting plate 25 is adjusted according to the position of the rotating member of the bottom foot of the handle rod, and the tower body erection device is suitable for the tower body erection operation conditions of different direction angles. The first mounting plate 25 has as its centre of rotation the end facing away from the position of the lever foot rotating member.

The surface of the rotary mounting plate is provided with a plurality of fixing holes 27, the rotary mounting plate is arranged corresponding to the bottom of the tower body 1, and the rotary mounting plate is connected with the fixing holes 27 through fixing parts for positioning. The fixing piece is a bolt or a bolt and nut assembly.

Referring to fig. 7-14, the traction wire structure 3 includes a handle bar 22 disposed in a rotating member connected to a bottom leg of the handle bar, a retractable traction wire 31 connecting the top end of the tower body 1 to the ground, and a traction ring 32 disposed on the traction wire 31 and fastened to the handle bar 22;

the top of the handle bar 22 is provided with an aluminum plate 221 which is vertically upward, and the bottom of the handle bar 22 is inserted into the sleeve 24 in a butt joint manner. The top of the pulling wire 31 is fixed to the square tube 12 of the tower 1, and the bottom of the pulling wire 31 is connected to a reel (not shown). The tower body 1 rotates with the end of the rotating mounting plate on the side away from the rotating member of the bottom foot of the stick as the center.

The traction ring 32 comprises a flat ring body 33 correspondingly buckled with the aluminum plate 221 and traction holes 34 arranged at two ends of the flat ring body 33, and the traction holes 34 are fixedly connected with the traction wires 31.

The winder contracts to tighten the traction wire 31, the traction ring 32 is buckled with the handle rod 22 to pull the traction wire, before the handle rod 22 and the traction wire 31 are in a critical state, the traction wire 31 on two sides of the handle rod 22 has an included angle, the traction ring 32 is pressed on the handle rod 22 under the stress, and meanwhile, the tensile force is changed into the upward rotating force of the tower body 1; with the gradual rising and erection of the tower body 1, when the traction lines 31 on the two sides of the traction ring 32 are in a straight line state, namely in a critical state, the traction lines 31 and the handlebar 22 are not stressed any more; after the critical state is exceeded, the rod 22 is separated from the traction ring 32, and the tower body 1 is erected in place. The pull wire structure 3 is automatically sleeved or separated from the handle rod 22, manual assembly and disassembly are avoided, and working efficiency is improved.

Referring to fig. 15 to 16, after the tower body 1 is pulled from a ground horizontal state to a vertical standing state, it is stably fixed to the ground through the guy wire structure 4. The stay wire structure 4 comprises a plurality of stay wires 41 arranged on the circumference of the tower body 1, a quick tightening assembly for connecting the tops of the stay wires 41 with the corner bracket 14, and a stable installation assembly for connecting the bottoms of the stay wires 41 with the ground;

in the present embodiment, the number of the stay wires 41 is four, and the stay wires are respectively located at four positions of the tower body 1. The quick-fastening assembly includes an eye screw 42 disposed at the bottom of the corner bracket 14, and a first U-shaped ring 43 cooperatively connected with the eye screw 42. The screw portion 421 of the suspension ring screw 42 is inserted into the square tube 12 at the top of the tower 1 in a reverse direction and extends to the corner bracket 14 for locking and fixing, the suspension ring opening 422 of the suspension ring screw 42 is internally buckled with a first U-shaped ring 43, and the pull wire 41 is hung in the first U-shaped ring 43. The opening end of the first U-shaped ring 43 is provided with a first pre-installing hole 431, and the first pre-installing hole 431 is penetrated and fixed to the lifting ring opening 422 through a bolt and nut assembly.

The stable assembly comprises an earth anchor 5 arranged below the ground and a second U-shaped ring 44 connecting the earth anchor 5 and the pull wire 41, the pull wire 41 is hung in the second U-shaped ring 44, a second penetrating pre-installing hole 441 is formed in the opening position end of the second U-shaped ring 44, a pin hole 51 penetrating horizontally is formed in the top of the earth anchor 5, the opening position of the second U-shaped ring 44 is buckled to the top of the earth anchor 5, and the pin 52 penetrates through the second pre-installing hole 441 and the pin hole 51 to be fixed. The U-shaped ring is respectively matched with the lifting ring screw and the ground anchor, so that the pull wire 41 can be quickly fixed, and the effect of simple disassembly is achieved; the pull wires 41 stabilize the tower body from all directions, so that the tower body is prevented from falling, and the stability is improved.

Example 2:

the construction method of the combined self-supporting rod for emergency repair of the medium and low voltage distribution network comprises the following steps:

s1, constructing the tower body 1, enclosing a plurality of vertical circular tubes 11 to form a square column structure, and constructing a plurality of horizontal square tubes 12 and inclined bracing tube fittings 13 between the adjacent circular tubes 11 for supporting;

when a plurality of tower bodies 1 are stacked, the square tubes 12 of the tower bodies 1 positioned at the lower part and the square tubes 12 of the tower bodies 1 positioned at the upper part are correspondingly attached and arranged and are connected through bolts or bolt and nut assemblies;

s2, constructing a wing cross arm 15, installing a corner bracket 14 at the top of the tower body 1, and installing pipe frames with the same structure as the tower body 1 at all directions of the corner bracket 14;

the corner bracket 14 is connected with the square tube 12 of the tower body 1 or the square tube 12 of the wing cross arm 15 through bolts or bolt-nut assemblies;

s3, installing the foundation plate structure 2, installing the bottom plate 21 on the ground through the ground anchor 5, installing the rotating member of the bottom foot of the handle bar and the rotating installation plate on the bottom plate 21, and installing the bottom of the tower body 1 on the rotating installation plate;

the rotating element of the bottom foot of the handle rod can rotate along the butt joint jack 23 of the bottom plate 21, and the rotating mounting plate can rotate along the clamping jack of the bottom plate 21;

s4, installing the pull wire structure 3, inserting the handle rod 22 into the handle rod foot rotating part, connecting one end of the pull wire 31 into the top of the tower body 1, connecting the other end of the pull wire 31 into the reel, sleeving the top of the handle rod 22 into the pull ring 32 of the pull wire 31, tightening the reel, gradually erecting the tower body 1 from the horizontal position along the rotation of the rotating installation plate, supporting the pull wire 31 by the handle rod 22 to assist the tower body 1 to lift, when exceeding the critical state, the pull wire 31 and the handle rod 22 are not stressed any more, and the handle rod 22 in the pull ring 32 automatically falls off;

s5, installing the stay wire structure 4, and respectively hanging the U-shaped rings connected with the two ends of the stay wire 41 into the lifting ring screws 42 on the corner bracket 14 and the top end of the ground anchor 5 on the ground;

the opening end of the U-shaped ring is provided with a through pre-installation hole, and the pre-installation hole is connected with a lifting ring opening 422 of the lifting ring screw 42 through a bolt and nut assembly;

the pre-assembling hole is connected with a pin hole 51 of the ground anchor 5 through a pin 52;

the stay wires 41 are attached and fixed from a plurality of positions of the tower body 1.

When the embodiment is applied, the tower body 1 is built in an aluminum alloy combination mode, and can be detached and moved, so that the transportation is convenient and can be recycled, and the inconvenience caused by the fact that large machinery cannot transport is avoided; the tower body 1 and the wing cross arm 15 can be built in various ways through the corner bracket 14, and are suitable for building requirements of linear towers with different loops; the foundation plate structure 2 is built, the bottom plate 21 is fixed on the ground through the ground anchor 5, the bottom plate 21 is provided with a handle bar foot rotating piece for inserting the handle bar 22 and a rotating mounting plate for fixing the tower body 1, the handle bar foot rotating piece and the rotating mounting plate flexibly rotate, the tower body 1 is conveniently lifted, the foundation plate structure is suitable for the working condition that the tower body can be installed anywhere, and the positioning operation can be quickly constructed; the pull wire structure 3 is matched with the pull ring 32 through a winder, the handle rod 22 is used as an auxiliary tool for lifting the tower body 1, and after the tower body 1 is lifted, the handle rod 22 is automatically separated, so that manual disassembly is avoided, and the effect of quick lifting is achieved; the flying ring screw 42 of the U-shaped ring quick adaptation corner bracket 14 of the stay wire structure 4 and the ground anchor 5 on the ground achieve the effect of quick disassembly and installation while achieving the effect of stabilizing the tower body in a multi-direction manner, and improve the safety performance and the stability of emergency repair of a power grid.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. Well low voltage distribution network emergency repair is with acting as go-between structure, its characterized in that: comprises a tower body arranged in a combined mode and a stay wire structure used for fixing the tower body on the ground stably;

2. The pull wire structure for emergency repair of medium and low voltage distribution network of claim 1, characterized in that: when a plurality of the tower bodies are stacked, the square pipes of the tower bodies located at the lower part and the square pipes of the tower bodies located at the upper part are correspondingly attached and arranged and are connected through bolts or bolt and nut assemblies.

3. The pull wire structure for emergency repair of medium and low voltage distribution network of claim 2, characterized in that: the bottom of the corner bracket is arranged corresponding to the top of the tower body, and the corner bracket is connected with the square tube of the tower body through a bolt or a bolt and nut assembly.

4. The pull wire structure for emergency repair of medium and low voltage distribution network of claim 2, characterized in that: the screw portion of rings screw is to inserting in the square tube that is located the tower body top and extend to the corner brace and lock fixedly, the lock mouth lock joint of rings screw has first U type ring, and the interior concatenation of first U type ring has acted as go-between.

5. The pull wire structure for emergency repair of medium and low voltage distribution network of claim 4, characterized in that: the opening position end of the first U-shaped ring is provided with a first penetrating preassembly hole, and the first preassembly hole is internally fixed to the ring opening through a bolt and nut assembly in a penetrating mode.

6. The pull wire structure for emergency repair of medium and low voltage distribution network of claim 1, characterized in that: the opening position end of the second U-shaped ring is provided with a penetrating second pre-installing hole, the top of the ground anchor is provided with a horizontally penetrating pin hole, the opening position of the second U-shaped ring is buckled at the top of the ground anchor, and the pin penetrates through the second pre-installing hole and the pin hole to be fixed.