CN117277195A - Inbound guiding down positioning bracket and positioning method for OPGW optical fiber composite ground wire of power line - Google Patents
Inbound guiding down positioning bracket and positioning method for OPGW optical fiber composite ground wire of power line Download PDFInfo
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- CN117277195A CN117277195A CN202311233162.5A CN202311233162A CN117277195A CN 117277195 A CN117277195 A CN 117277195A CN 202311233162 A CN202311233162 A CN 202311233162A CN 117277195 A CN117277195 A CN 117277195A
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- 239000002131 composite material Substances 0.000 title claims abstract description 70
- 239000013307 optical fiber Substances 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 11
- 125000003003 spiro group Chemical group 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims 3
- 238000010276 construction Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
- G02B6/48—Overhead installation
- G02B6/483—Installation of aerial type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention relates to the technical field of design and construction of OPGW optical fiber composite ground wires of an electric power system, in particular to an inbound guiding down positioning bracket and a positioning method of an OPGW optical fiber composite ground wire of an electric power circuit, comprising the following steps: the positioning bracket comprises a positioning bracket body, wherein a supporting frame is arranged on one side of the positioning bracket body, and a clamping block is arranged on the side wall of the end part of the supporting frame; the limiting block is arranged on the upper surface of the supporting frame, and one end of the limiting block is in threaded connection with a fixing bolt; the first clamping plate is arranged above the limiting block, and the second clamping plate is arranged above the first clamping plate; the beneficial effects are as follows: the height of the supporting frame can be adjusted according to the height of the optical fiber composite ground wire, so that the optical fiber composite ground wires with different heights can be adapted, the distance between the two groups of limiting blocks can be properly adjusted to prevent too close or too far distance between the multiple groups of optical fiber composite ground wires, the distance between the two groups of optical fiber composite ground wires can be adjusted, the space of the supporting frame is saved to the maximum extent, and meanwhile, the first clamping plate and the second clamping plate which are adjustable can clamp the optical fiber composite ground wires with different diameters.
Description
Technical Field
The invention relates to the technical field of design and construction of OPGW optical fiber composite ground wires of power systems, in particular to an inbound guiding down positioning bracket and a positioning method of an OPGW optical fiber composite ground wire of a power line.
Background
The OPGW optical fiber composite ground wire of the power line integrates the overhead ground wire and the communication optical cable, integrates the two functions of lightning protection and grounding of the power line and power communication, and is widely applied to power transmission and distribution lines in China at present. Compared with the common optical cable of the power line, the OPGW optical cable shortens the construction period and saves the construction cost, and the OPGW can realize the actual engineering requirements of communication, information, automation, light difference protection and the like of the power system. The reliable installation of the OPGW optical fiber composite ground wire has very important engineering application value for the safety and reliability of a power system.
Along with the massive delivery of the OPGW optical fiber composite ground wire of the power line in the power grid, the down-lead mode of the OPGW optical fiber composite ground wire in a converter station or a transformer substation is continuously updated. When the traditional OPGW optical fiber composite ground wire is led down along the terminal tower, as different numbers of optical cable OPGW optical fiber composite ground wires and different phase power wires are required to be led down, reliable intervals are required between different wire types, insulation between the different wire types is ensured, looseness and deviation among the different wire types can be avoided, and displacement influence of different natural environment factors on different wire types is reduced. At present, the OPGW optical fiber composite ground wire down-guiding positioning support is poor in flexibility, and the positioning support cannot be adaptively adjusted according to actual conditions such as height, position, insulation interval, wire diameter and the like, so that the positioning support has certain limitation in the use process. Therefore, the development of the power line OPGW optical fiber composite ground wire inbound down-leading positioning bracket has popularization value for improving the design and construction level of the power line.
Disclosure of Invention
The invention aims to provide an inbound down-lead positioning bracket and a positioning method for an OPGW optical fiber composite ground wire of a power line, which are used for solving the problems of inbound down-lead insulation interval and position positioning of the OPGW optical fiber composite ground wire of the power line, and the like, which are proposed in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: an electrical power line OPGW optical fiber composite ground wire inbound down-positioning bracket, the electrical power line OPGW optical fiber composite ground wire inbound down-positioning bracket comprising:
the positioning support comprises a positioning support body, wherein a supporting frame is arranged on one side of the positioning support body, and a clamping block is arranged on the side wall of the end part of the supporting frame;
the limiting block is arranged on the upper surface of the supporting frame, and one end of the limiting block is in threaded connection with a fixing bolt;
the first grip block, first grip block setting is in the top of stopper, and the top of first grip block is provided with the second grip block.
Preferably, the cross section of locating support body is "" type structure, and the inside slip of locating support body is provided with the support frame, and the size of support frame and the inside size phase-match of locating support body, and the fixed slider that is provided with in one end tip central point of support frame puts, and the cross section of slider is "T" type structure.
Preferably, the sliding block is arranged in the sliding groove in a sliding way, the sliding groove is formed in the central position of the inner central wall of the positioning support body, the inner size of the sliding groove is matched with the size of the sliding block, the supporting frame slides in the positioning support body through the matching of the sliding block and the sliding groove, fixing grooves are formed in the central positions of the side walls of the two sides of the inner part of the positioning support body, multiple groups of fixing grooves are formed in the fixing grooves, and the multiple groups of fixing grooves are uniformly and symmetrically distributed.
Preferably, the support frame is close to the both sides lateral wall central point of slider and puts and has all been seted up heavy groove, and the inside of two sets of heavy grooves is all pegged graft and is provided with the block, and the size of block and the inside size phase-match of heavy groove, and the transversal L of block's personally submits "L" structure, and the upper and lower both sides lateral wall of block's center is all fixed and is provided with the guide block.
Preferably, the two groups of guide blocks are respectively arranged in the two groups of guide grooves in a sliding manner, the guide grooves are formed in the upper side wall and the lower side wall of the interior of the sinking groove, the inner size of the guide grooves is matched with the size of the guide blocks, first reset springs are fixedly arranged on the inner side walls of the clamping blocks, the two groups of first reset springs are arranged, the two groups of first reset springs are symmetrically distributed by taking the clamping blocks as the center, and one end part of each first reset spring, which is far away from the clamping block, is fixedly connected with the inner wall of the sinking groove.
Preferably, the ends of the two groups of clamping blocks are respectively inserted into two groups of fixing grooves, the inner sizes of the fixing grooves are matched with the sizes of the ends of the clamping blocks, and the support frame is fixed in the positioning support body through the cooperation of the two groups of elastically arranged clamping blocks and the fixing grooves.
Preferably, the upper end face central position of support frame has seted up the spacing groove, and the transversal T type structure of personally submitting of spacing groove, and the inside central position of spacing groove has seted up flutedly, and the multiunit is seted up to the recess, and multiunit recess even symmetric distribution, the inside of multiunit recess all peg graft and is provided with the dog, the inside size phase-match of the size of dog and recess, and the chamfer has been seted up to up on one side of the upper end face of dog.
Preferably, the inside of recess is provided with the second reset spring, and the fixed setting of second reset spring is between the lower terminal surface of the bottom of recess and dog, and the dog passes through the inside of second reset spring elasticity grafting at the recess, and the screw hole has been seted up to the inside of spacing groove, and the multiunit has been seted up to the screw hole, multiunit screw hole corresponds multiunit dog respectively.
Preferably, the inside slip of spacing groove is provided with the stopper, the inside size phase-match of size and spacing groove of stopper, and one side spiro union of stopper is provided with fixing bolt, fixing bolt passes stopper and spiro union in the inside of screw hole, one side that fixing bolt was kept away from to the stopper is contacted with the lateral wall of dog, and the last fixed surface of stopper is provided with first grip block, first grip block is arc structure, the both ends of first grip block are all fixed to be equipped with and are given way the board, two sets of boards of giving way all peg graft the inside that sets up in the groove of giving way, the size of the board of giving way and the inside size phase-match of groove of giving way, two sets of grooves of giving way are offered respectively at the both sides lateral wall of second grip block, the second grip block is connected with the cooperation of groove of giving way through the board, and the inner wall of first grip block and second grip block is all fixed to be provided with rubber gasket, the groove of letting way is linked together with the groove, and the outside of leading to the groove is provided with the fixed plate, the inboard fixed setting up the inserted bar of fixed rod of fixed plate is provided with the inserted bar, the inserted bar is kept away from the inside of fixed screw rod of the fixed screw rod of setting up at the inside the same set up at the inside of the screw rod of the multiple sets of counter bore, the counter bore is kept away from the inside the screw, the counter bore is set up in the inside the counter bore, the counter bore is kept away from the inside the screw, the screw is set evenly distributed in the counter bore is kept away from the inside the screw bore and the screw bore.
The positioning method of the power line OPGW optical fiber composite ground wire inbound guiding down positioning bracket comprises the following steps:
height adjustment: firstly, fixing a positioning support body at a designated position, after the positioning support body is fixed, adjusting the positioning height of a support frame according to actual needs, when the height of the support frame is adjusted, firstly inwards extruding two groups of clamping blocks, wherein the extrusion of the clamping blocks can compress a first reset spring, meanwhile, the end parts of the clamping blocks are not spliced in the fixing groove any more, at the moment, the support frame is slid up and down along a sliding groove through the cooperation of sliding blocks, the height adjustment of the support frame is realized, after the adjustment is finished, the acting force on the clamping blocks is removed, and under the action of the first reset spring, the two groups of clamping blocks are respectively clamped in the fixing groove of the other group;
adjusting the distance between the optical fiber composite ground wires: when the distance between the two groups of optical fiber composite ground wires is required to be adjusted according to the diameters of the optical fiber composite ground wires, the limiting block is pushed to the inside of the limiting groove, and as one side of the limiting block is in an inclined state, the limiting block is propped by the limiting block and can retract to the inside of the containing groove, and after the limiting block is pushed to a proper position, the limiting block is fixed through the cooperation of the fixing bolt and the threaded hole;
fixing the optical fiber composite ground wire: inserting the optical fiber composite ground wire between the first clamping plate and the second clamping plate, after the insertion is finished, pressing the second clamping plate downwards, enabling the abdicating plate to shrink into the abdicating groove until the size between the first clamping plate and the second clamping plate is matched with the diameter of the optical fiber composite ground wire, protecting the surface of the optical fiber composite ground wire by the rubber gasket, rotating the screw rod, driving the fixing plate to move by the rotation of the screw rod, and finishing the interval adjustment between the first clamping plate and the second clamping plate when the inserting rod is inserted into the counter bore
Compared with the prior art, the invention has the beneficial effects that:
according to the inbound guiding and positioning bracket and the positioning method for the OPGW optical fiber composite ground wire of the power line, the height of the supporting frame can be adjusted according to the heights of the optical fiber composite ground wires, so that the optical fiber composite ground wires with different heights are adapted, in order to prevent the distances among multiple groups of optical fiber composite ground wires from being too close or too far, the distances among two groups of limiting blocks can be properly adjusted, the distances among the two groups of optical fiber composite ground wires are adjusted, the space of the supporting frame is saved to the greatest extent, and meanwhile, the adjustable first clamping plate and the second clamping plate can clamp the optical fiber composite ground wires with different diameters.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure A in FIG. 1;
FIG. 3 is a schematic diagram showing the connection of the supporting frame and the locking block structure according to the present invention;
FIG. 4 is a schematic view of the structure of the support frame of the present invention;
FIG. 5 is a schematic view showing the connection of the snap-fit block and the first return spring according to the present invention;
FIG. 6 is a cross-sectional view of a support structure of the present invention;
FIG. 7 is an enlarged schematic view of the structure shown at B in FIG. 6;
FIG. 8 is a schematic diagram of a stopper and a first clamping plate according to the present invention;
fig. 9 is an enlarged schematic view of the structure at C in fig. 8.
In the figure: the positioning bracket comprises a positioning bracket body 1, a sliding chute 2, a fixed slot 3, a sliding block 4, a supporting frame 5, a limiting slot 6, a threaded hole 7, a stop block 8, a storage slot 9, a limiting block 10, a first clamping plate 11, a second clamping plate 12, a rubber gasket 13, a fixing bolt 14, a clamping block 15, a sinking slot 16, a guide slot 17, a guide block 18, a first return spring 19, a chamfer 20, a groove 21, a second return spring 22, a yielding plate 23, a yielding slot 24, a through slot 25, a fixed plate 26, a screw 27, a plug rod 28 and a counter bore 29.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: an electrical power line OPGW optical fiber composite ground wire inbound down-positioning bracket, the electrical power line OPGW optical fiber composite ground wire inbound down-positioning bracket comprising:
the positioning bracket body 1, one side of the positioning bracket body 1 is provided with a supporting frame 5, the end side wall of the supporting frame 5 is provided with a clamping block 15, the cross section of the positioning bracket body 1 is of a structure, the inside of the positioning bracket body 1 is slidably provided with the supporting frame 5, the size of the supporting frame 5 is matched with the inside size of the positioning bracket body 1, the center position of one end of the supporting frame 5 is fixedly provided with a sliding block 4, the cross section of the sliding block 4 is of a T-shaped structure, the sliding block 4 is slidably arranged in the sliding groove 2, the sliding groove 2 is arranged in the center position of the inner center wall of the positioning bracket body 1, the inside size of the sliding groove 2 is matched with the size of the sliding block 4, the supporting frame 5 slides in the positioning bracket body 1 through the matching of the sliding block 4 and the center positions of the side walls of the two sides of the inside of the positioning bracket body 1 are provided with fixing grooves 3, the fixing grooves 3 are provided with a plurality of groups, the fixing grooves 3 are uniformly and symmetrically distributed, the center positions of the side walls of the support frame 5, which are close to the sliding blocks 4, are provided with sinking grooves 16, the interiors of the two groups of sinking grooves 16 are respectively provided with a clamping block 15 in a plugging manner, the sizes of the clamping blocks 15 are matched with the interiors of the sinking grooves 16, the cross section of the clamping blocks 15 is in an L-shaped structure, the upper side wall and the lower side wall of the center of the clamping blocks 15 are fixedly provided with guide blocks 18, the two groups of guide blocks 18 are respectively and slidably arranged in the interiors of the two groups of guide grooves 17, the guide grooves 17 are provided with the upper side wall and the lower side wall of the interiors of the sinking grooves 16, the interiors of the guide grooves 17 are matched with the sizes of the guide blocks 18, the interiors of the clamping blocks 15 are fixedly provided with first reset springs 19, the first reset springs 19 are provided with two groups, the two groups of first reset springs 19 are symmetrically distributed by taking the clamping blocks 15 as the center, the end parts of the first reset springs 19 far away from the clamping blocks 15 are fixedly connected to the inner wall of the sinking groove 16, the end parts of the two groups of clamping blocks 15 are respectively inserted into the two groups of fixing grooves 3, and the inner size of the fixing grooves 3 is matched with the end parts of the clamping blocks 15;
the limiting block 10 is arranged on the upper surface of the supporting frame 5, one end of the limiting block 10 is provided with a fixing bolt 14 in a threaded manner, the fixing bolt 14 passes through the limiting block 10 and is in threaded connection with the inside of the threaded hole 7, one side of the limiting block 10 away from the fixing bolt 14 is in contact with the side wall of the stop block 8, the upper surface of the limiting block 10 is fixedly provided with a first clamping plate 11, the supporting frame 5 is fixed in the inside of the positioning frame body 1 through the matching of two groups of elastically arranged clamping blocks 15 and the fixing groove 3, the central position of the upper end surface of the supporting frame 5 is provided with a limiting groove 6, the cross section of the limiting groove 6 is in a T-shaped structure, the central position of the inside of the limiting groove 6 is provided with a groove 21, a plurality of groups of grooves 21 are uniformly and symmetrically distributed, the inside of the plurality of groups of grooves 21 is respectively provided with a stop block 8 in a splicing manner, one side of the upper end surface of the stop block 8 is provided with a second reset spring 22, the inside of the groove 21 is fixedly provided with a lower end surface of the stop block 8, the bottom of the second reset spring 22 is fixedly arranged between the bottom of the groove 21 and the lower end surface of the stop block 8, the inside of the stop block 8 is provided with a plurality of the corresponding large groups of the limiting block 7, the threaded hole 10 is provided with a plurality of groups of the limiting blocks 7 in a large number of the threaded hole 7 is provided with a plurality of the corresponding threaded hole 7, and the inside of the limiting block 7 is provided with a large number of the large number of groups of the limiting block 7 is provided with the threaded groove 21, and the inside the limiting block 21 is provided with a large number of the corresponding threaded hole 7 is provided with a large number of the limiting block 7, and is provided with the inside is 6 is provided with the inside 6 is 6;
the first clamping plate 11, first clamping plate 11 sets up the top at stopper 10, the top of first clamping plate 11 is provided with second clamping plate 12, first clamping plate 11 is the arc structure, the both ends of first clamping plate 11 are all fixed and are equipped with the board 23 of stepping down, two sets of boards 23 of stepping down all peg graft the inside that sets up at the groove 24 of stepping down, the size of the board 23 of stepping down and the inside size phase-match of the groove 24 of stepping down, two sets of grooves 24 of stepping down are offered respectively at the both sides lateral wall of second clamping plate 12, the second clamping plate 12 is connected with first clamping plate 11 through the cooperation of the board 23 of stepping down with the groove 24 of stepping down, and the inner wall of first clamping plate 11 and second clamping plate 12 is all fixed and is provided with rubber gasket 13, the both sides lateral wall of second clamping plate 12 is all offered and is put down the groove 25, put down the groove 25 and is linked together with the groove 24 of stepping down, and the outside of groove 25 is provided with fixed plate 26, the inboard fixed setting up the inserted bar 28 of fixed plate 26, the one end that fixed plate 28 kept away from the fixed plate 26 is pegged down in the inside of counter bore 29, the cooperation of the second clamping plate 12 is offered at the second clamping plate 29, the inside the counter bore 29 evenly distributed, the counter bore is kept away from the screw 25, the outer surface of the screw rod is evenly distributed at the inside of the counter bore 29 is kept away from the counter bore 29, and the screw 25 is evenly distributed to the counter bore is offered at the inside the counter bore 29, and the counter bore is evenly distributed to the counter bore 29.
The positioning method of the power line OPGW optical fiber composite ground wire inbound guiding down positioning bracket comprises the following steps:
height adjustment: firstly, fixing the positioning support body 1 at a designated position, after the positioning support body 1 is fixed, adjusting the positioning height of the support frame 5 according to actual needs, when adjusting the height of the support frame 5, firstly inwards extruding two groups of clamping blocks 15, wherein the extrusion of the clamping blocks 15 can compress a first reset spring 19, meanwhile, the end parts of the clamping blocks 15 are not spliced in the fixing grooves 3 any more, at the moment, the support frame 5 is slid up and down along the sliding grooves 2 and through the matching of the sliding blocks 4, the height adjustment of the support frame 5 is realized, after the adjustment is finished, the acting force on the clamping blocks 15 is removed, and under the action of the first reset spring 19, the two groups of clamping blocks 15 are respectively clamped in the other groups of fixing grooves 3;
adjusting the distance between the optical fiber composite ground wires: when the distance between two groups of optical fiber composite ground wires is required to be adjusted according to the diameters of the optical fiber composite ground wires, the limiting block 10 is pushed to the inside of the limiting groove 6, and as one side of the limiting block 8 is in an inclined state, the limiting block 8 is propped by the limiting block 10 and can retract to the inside of the containing groove 9, and after being pushed to a proper position, the limiting block 10 is fixed through the cooperation of the fixing bolt 14 and the threaded hole 7;
fixing the optical fiber composite ground wire: inserting the optical fiber composite ground wire between the first clamping plate 11 and the second clamping plate 12, after the insertion, pressing the second clamping plate 12 downwards, retracting the abdicating plate 23 into the abdicating groove 24 until the size between the first clamping plate 11 and the second clamping plate 12 is matched with the diameter of the optical fiber composite ground wire, protecting the surface of the optical fiber composite ground wire by the rubber gasket 13, rotating the screw 27 to drive the fixing plate 26 to move, and adjusting the distance between the first clamping plate 11 and the second clamping plate 12 when the inserting rod 28 is inserted into the counter bore 29
When in use, the positioning bracket body 1 is fixedly arranged at a designated position, after the positioning bracket body 1 is fixed, the positioning height of the supporting frame 5 is adjusted according to actual needs, when the height of the supporting frame 5 is adjusted, the two groups of clamping blocks 15 are firstly pressed inwards, the pressing of the clamping blocks 15 can compress the first reset spring 19, meanwhile, the end parts of the clamping blocks 15 are not spliced in the fixing groove 3 any more, at the moment, the supporting frame 5 is slid up and down along the sliding groove 2 and through the matching of the sliding blocks 4, the height adjustment of the supporting frame 5 is realized, after the adjustment is finished, the acting force on the clamping blocks 15 is removed, under the action of the first reset spring 19, the two groups of clamping blocks 15 are respectively clamped in the other group of fixing groove 3, then the spacing between the two groups of optical fiber composite ground wires is adjusted according to the diameters of the optical fiber composite ground wires, the limiting block 10 is pushed into the limiting groove 6, because one side of the stop block 8 is in an inclined state, the stop block 8 is propped against by the stop block 10 and can retract towards the inside of the storage groove 9, after being pushed to a proper position, the stop block 10 is fixed through the cooperation of the fixing bolt 14 and the threaded hole 7, then the optical fiber composite ground wire is inserted between the first clamping plate 11 and the second clamping plate 12, after the insertion is finished, the second clamping plate 12 is pressed downwards, the yielding plate 23 is contracted into the inside of the yielding groove 24 until the size between the first clamping plate 11 and the second clamping plate 12 is matched with the diameter of the optical fiber composite ground wire, meanwhile, the rubber gasket 13 protects the surface of the optical fiber composite ground wire, then the screw 27 is rotated, the rotation of the screw 27 drives the fixing plate 26 to move, and when the inserting rod 28 is inserted into the inside of the counter bore 29, the space between the first clamping plate 11 and the second clamping plate 12 is adjusted.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An inbound guiding down positioning bracket for an OPGW optical fiber composite ground wire of a power line is characterized in that: the power line OPGW optical fiber composite ground wire inbound down-leading positioning bracket comprises:
the positioning bracket comprises a positioning bracket body (1), wherein a supporting frame (5) is arranged on one side of the positioning bracket body (1), and a clamping block (15) is arranged on the side wall of the end part of the supporting frame (5);
the limiting block (10), the limiting block (10) is arranged on the upper surface of the supporting frame (5), and one end of the limiting block (10) is in threaded connection with a fixing bolt (14);
the first clamping plate (11), first clamping plate (11) set up in the top of stopper (10), and the top of first clamping plate (11) is provided with second clamping plate (12).
2. The power line OPGW optical fiber composite ground wire inbound down-draw positioning bracket of claim 1, wherein: the cross section of locating support body (1) is in a type structure, the inside of locating support body (1) is provided with support frame (5) in a sliding mode, the size of support frame (5) is matched with the inside of locating support body (1), the center of one end of support frame (5) is fixedly provided with a sliding block (4), and the cross section of sliding block (4) is in a T type structure.
3. The power line OPGW optical fiber composite ground wire inbound down-draw positioning bracket of claim 2, wherein: the sliding block (4) is arranged in the sliding groove (2) in a sliding mode, the sliding groove (2) is formed in the center position of the inner center wall of the positioning support body (1), the inner size of the sliding groove (2) is matched with the size of the sliding block (4), the supporting frame (5) is matched with the sliding groove (2) through the sliding block (4), the sliding groove slides in the positioning support body (1), fixing grooves (3) are formed in the center positions of the side walls of the two sides of the inner portion of the positioning support body (1), multiple groups of fixing grooves (3) are formed in the fixing grooves (3), and the multiple groups of fixing grooves (3) are uniformly and symmetrically distributed.
4. The power line OPGW optical fiber composite ground wire inbound down-draw positioning bracket of claim 3 wherein: the support frame (5) is close to both sides lateral wall central point that slider (4) puts and has all offered heavy groove (16), and the inside of two sets of heavy grooves (16) is all pegged graft and is provided with block (15), and the size of block (15) and the inside size phase-match of heavy groove (16), and the transversal structure of personally submitting "L" of block (15), and the center upper and lower both sides lateral wall of block (15) is all fixed and is provided with guide block (18).
5. The power line OPGW fiber composite ground wire inbound down-draw positioning bracket and positioning method of claim 4, characterized by: the two groups of guide blocks (18) are respectively arranged in the two groups of guide grooves (17) in a sliding mode, the guide grooves (17) are formed in the upper side wall and the lower side wall of the interior of the sinking groove (16), the inner size of the guide grooves (17) is matched with the size of the guide blocks (18), first reset springs (19) are fixedly arranged on the inner side walls of the clamping blocks (15), the two groups of first reset springs (19) are arranged, the two groups of first reset springs (19) are symmetrically distributed by taking the clamping blocks (15) as the center, and one end part of each first reset spring (19) far away from the clamping block (15) is fixedly connected with the inner wall of the sinking groove (16).
6. The power line OPGW optical fiber composite ground wire inbound down-draw positioning bracket of claim 5 wherein: the ends of the two groups of clamping blocks (15) are respectively inserted into two groups of fixing grooves (3), the inner size of the fixing grooves (3) is matched with the end size of the clamping blocks (15), and the support frame (5) is fixed in the positioning support body (1) through the cooperation of the two groups of elastically arranged clamping blocks (15) and the fixing grooves (3).
7. The power line OPGW fiber composite ground wire inbound down-lead positioning bracket of claim 6 wherein: limiting groove (6) has been seted up to up end central point of support frame (5), and the transversal T type structure of personally submitting of limiting groove (6), and recess (21) have been seted up to the inside central point of limiting groove (6), multiunit recess (21) have been seted up, multiunit recess (21) even symmetric distribution, the inside of multiunit recess (21) is all pegged graft and is provided with dog (8), the inside size phase-match of the size of dog (8) and recess (21), and chamfer (20) have been seted up on one side of the up end of dog (8).
8. The power line OPGW optical fiber composite ground wire inbound down-draw positioning bracket of claim 7 wherein: the inside of recess (21) is provided with second reset spring (22), and second reset spring (22) is fixed to be set up between the bottom of recess (21) and the lower terminal surface of dog (8), and dog (8) are pegged graft in the inside of recess (21) through second reset spring (22) elasticity, and screw hole (7) have been seted up to the inside of spacing groove (6), and the multiunit screw hole (7) have been seted up, multiunit screw hole (7) correspond multiunit dog (8) respectively.
9. The power line OPGW fiber composite ground wire inbound down-lead positioning bracket of claim 8 wherein: the inside slip of spacing groove (6) is provided with stopper (10), the inside size phase-match of the size of stopper (10) and spacing groove (6), and one side spiro union of stopper (10) is provided with fixing bolt (14), fixing bolt (14) pass stopper (10) and spiro union are in the inside of screw hole (7), one side that fixing bolt (14) was kept away from to stopper (10) contacts with the lateral wall of dog (8), and the upper surface fixation of stopper (10) is provided with first grip block (11), first grip block (11) are arc structure, the both ends of first grip block (11) all are fixed and are equipped with and give way board (23), two sets of give way board (23) all peg graft the inside that sets up in giving way groove (24), the inside size phase-match of giving way board (23) and giving way groove (24), two sets of giving way groove (24) are seted up respectively in the both sides lateral wall of second grip block (12), second grip block (12) are equipped with first grip block (11) through giving way board (23) and giving way groove (24), and the both sides (25) are all connected with second grip block (12) through the cooperation of giving way board (24), and the both sides (12) are all connected with the first grip block (12) through the same, and lead to the outside of groove (25) and be provided with fixed plate (26), fixed being provided with inserted bar (28) in fixed plate (26) inboard, inserted bar (28) are kept away from the one end of fixed plate (26) and are pegged graft in the inside of counter bore (29), the surface at second grip block (12) is seted up to counter bore (29), and multiunit counter bore (29) are seted up, multiunit counter bore (29) even symmetric distribution, and the inside spiro union of fixed plate (26) is provided with screw rod (27), the one end that fixed plate (26) was kept away from to screw rod (27) is passed through groove (25) and is rotated and connect the inside at giving way board (23).
10. The positioning method of the power line OPGW optical fiber composite ground wire inbound down positioning bracket according to any one of claims 1 to 9, comprising the steps of:
height adjustment: firstly, fixing a positioning support body (1) at a designated position, after the positioning support body (1) is fixed, adjusting the positioning height of a support frame (5) according to actual needs, when the height of the support frame (5) is adjusted, firstly inwards extruding two groups of clamping blocks (15), wherein the extrusion of the clamping blocks (15) can compress a first reset spring (19), meanwhile, the end parts of the clamping blocks (15) are not spliced in the fixing groove (3) any more, at the moment, the support frame (5) is slid up and down along a sliding groove (2) and through the matching of a sliding block (4), the height adjustment of the support frame (5) is realized, after the adjustment is finished, the acting force on the clamping blocks (15) is removed, and under the action of the first reset spring (19), the two groups of clamping blocks (15) are respectively clamped in the other group of fixing grooves (3);
adjusting the distance between the optical fiber composite ground wires: when the distance between two groups of optical fiber composite ground wires is required to be adjusted according to the diameters of the optical fiber composite ground wires, the limiting block (10) is pushed to the inside of the limiting groove (6), and as one side of the limiting block (8) is in an inclined state, the limiting block (8) is propped by the limiting block (10) and can retract to the inside of the containing groove (9), and after being pushed to a proper position, the limiting block (10) is fixed through the cooperation of the fixing bolt (14) and the threaded hole (7);
fixing the optical fiber composite ground wire: the optical fiber composite ground wire is inserted between the first clamping plate (11) and the second clamping plate (12), after the insertion is completed, the second clamping plate (12) is pressed downwards, the abdicating plate (23) is contracted into the abdicating groove (24) until the size between the first clamping plate (11) and the second clamping plate (12) is matched with the diameter of the optical fiber composite ground wire, meanwhile, the rubber gasket (13) protects the surface of the optical fiber composite ground wire, then the screw rod (27) is rotated, the rotation of the screw rod (27) drives the fixing plate (26) to move, and when the inserting rod (28) is inserted into the counter bore (29), the distance between the first clamping plate (11) and the second clamping plate (12) is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311233162.5A CN117277195A (en) | 2023-09-22 | 2023-09-22 | Inbound guiding down positioning bracket and positioning method for OPGW optical fiber composite ground wire of power line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311233162.5A CN117277195A (en) | 2023-09-22 | 2023-09-22 | Inbound guiding down positioning bracket and positioning method for OPGW optical fiber composite ground wire of power line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117277195A true CN117277195A (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311233162.5A Pending CN117277195A (en) | 2023-09-22 | 2023-09-22 | Inbound guiding down positioning bracket and positioning method for OPGW optical fiber composite ground wire of power line |
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| Country | Link |
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| CN (1) | CN117277195A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117477475A (en) * | 2023-10-20 | 2024-01-30 | 国网山东省电力公司淄博供电公司 | Positioning bracket and positioning method for power line cable for rush-repair in ponding environment |
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2023
- 2023-09-22 CN CN202311233162.5A patent/CN117277195A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117477475A (en) * | 2023-10-20 | 2024-01-30 | 国网山东省电力公司淄博供电公司 | Positioning bracket and positioning method for power line cable for rush-repair in ponding environment |
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