CN108155599B - All-weather spreading device for crossing guide rope above overhead transmission line - Google Patents
All-weather spreading device for crossing guide rope above overhead transmission line Download PDFInfo
- Publication number
- CN108155599B CN108155599B CN201810154077.2A CN201810154077A CN108155599B CN 108155599 B CN108155599 B CN 108155599B CN 201810154077 A CN201810154077 A CN 201810154077A CN 108155599 B CN108155599 B CN 108155599B
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- China
- Prior art keywords
- swing arm
- snake
- rope
- transmission line
- festival
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 27
- 230000007480 spreading Effects 0.000 title abstract description 11
- 241000270295 Serpentes Species 0.000 claims abstract description 34
- 239000003381 stabilizer Substances 0.000 claims abstract description 11
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000003365 glass fiber Substances 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses an all-weather spreading device for crossing guide ropes above an overhead transmission line, which comprises a supporting rod, an auxiliary swing arm rod, a snake section swing arm, a rotating device, a stabilizer bar, a stable connecting rope, a connecting rope and a base, wherein the bottom of the rotating device is provided with a flange plate structure, the lower part of the supporting rod is positioned in a central hole of the base, the snake section swing arm is movably connected with the auxiliary swing arm rod at the end part, a connecting point is arranged on the snake section swing arm, the connecting rope is arranged at the connecting point and the upper end of the supporting rod, the supporting rod is vertically connected with the stabilizer bar at the middle part, and the stabilizer bar is connected with the snake section swing arm at the two ends through the stable connecting rope. The invention is characterized in that the spanning rope for spanning the power transmission line, the expressway, the electrified railway and the like is realized, and the purpose of spanning the overhead line for spanning the power transmission line is realized. The method can effectively reduce the safety risk of crossing construction operation, does not influence the normal operation of the crossed object, and realizes the maximization of economic benefit.
Description
Technical Field
The invention relates to the technical field of construction on overhead transmission lines, in particular to an all-weather spreading device for crossing a guide rope above an overhead transmission line.
Background
In the construction assumption of overhead power transmission lines, overhead power lines, communication lines, highway highways, electrified railways, high-speed railways and the like which span different voltage classes are often carried out. In order to reduce the operation of the spanned object and ensure the safety, an operation method of performing the construction of the wire for deployment after the spanned object is closed by suspending operation is generally adopted, and the wire for deployment is deployed or recovered after the spanned electric line traction rope to be spanned is spanned. The device for realizing crossing and unwinding of the guide rope without power failure of a crossed power line, shutdown of a ferroelectric gasification railway and closure of a highway is explored, and is a key technology to be solved in numerous power grid engineering construction, particularly in ultra-high voltage power transmission line engineering.
Defects of the prior art:
1. From the aspect of field investigation, the electric power lines, highways, railways and the like in the crossing operation above the overhead transmission line all adopt crossing frame bodies with structures such as metal, bamboo and the like which are erected on two sides of a crossing object, and a net sealing device is hung above the crossing object through a fixed rope on the frame bodies to protect the crossing object and realize economic operation. In order to ensure the safety operation of the spanned object and the safety of the construction operation of the spanned object, the spanned electric power line is cut off, the spanned road is suspended and closed, the spanned railway is suspended, the rope is manually overturned above the spanned object, the two ends of the spanned object are retracted and separated from the upper side of the spanned object, and the spanned object is fixed on a spanning frame body to maintain a certain safety distance for the spanned object, and then the operation of the spanned object is restored. The scheme causes certain economic loss to the operation of the spanned object, and has certain difficulty and time limit in manually turning over the spanned object.
2. The spreading and guiding rope above the spanned object is that after a rope with the diameter of 8-12mm is manually thrown to pass over the spanned object, two ends of the manually tightening rope are lifted to the upper part of the spanned object. The work has the advantages of long preparation time in advance, more tools, more labor consumption and low work efficiency.
3. The primary guide rope with the light weight and the diameter not more than 5mm is transmitted in the air by utilizing the remote control unmanned plane, when the defect exists, the guide rope is in a loose state and is easy to fall off when flying over a spanning object, so that the safety risk exists on the spanning object, the primary rope is gradually transited to be 8-16 mm by a manual stretching method, the operation time is long, the efficiency is low, the labor consumption is high, the flow is complex, and the like.
Disclosure of Invention
The invention aims to develop a mechanical device which can rapidly spread or recover a guide rope (cables and the like) above a spanned object and can normally run under various spanned conditions without hatching, and the mechanical device which can rapidly spread or recover the spanned object and can ensure safe operation, time and labor saving of the spanned object, is not limited by an operation site and space, has wide applicability and safety and high efficiency in the construction and spanning field of overhead power transmission lines, and has popularization and practicability.
The invention aims at adopting the following technical scheme: the utility model provides an overhead transmission line top strides across guide rope all-weather exhibition puts device, includes bracing piece, auxiliary swing arm, snake festival swing arm, rotary device, stabilizer bar, stable connecting rope, base, the snake festival swing arm is formed by hollow pipe at tip interconnect, and the rotary device bottom is equipped with the ring flange structure, utilizes the bolt fastening on striding across the support body, and ring flange base center is equipped with the hole, bracing piece and auxiliary swing arm pass through cross connection, and the bracing piece lower part is located the base centre bore, snake festival swing arm and auxiliary swing arm are at tip swing joint, and snake festival swing arm can relative tie point rotate, be equipped with the tie point on the snake festival swing arm, connect and be equipped with connecting rope in tie point and bracing piece upper end, the bracing piece is connected perpendicularly at the middle part with the stabilizer bar, the stabilizer bar vertically sets up perpendicular to bracing piece and auxiliary swing arm place plane, vertical horizontal stabilizer bar is connected on snake festival swing arm through stable connecting rope at both ends.
Preferably, the snake section swing arm is formed by mutually connecting insulating epoxy resin glass fiber hollow round pipes at the end parts, aluminum magnesium alloy material connecting ends are fixedly inlaid at the end parts of the insulating pipes, grooves and flanges are respectively arranged on the connecting ends, and adjacent hollow round pipes are mutually connected with the flanges through the grooves formed in the end parts.
Preferably, the length of the hollow round tube is 4.5-9 meters.
Preferably, the grooves and the flanges of the connecting end are correspondingly provided with a rotary positioning pin eyelet I and a positioning pin eyelet II respectively.
The invention has the beneficial effects that:
the invention is characterized in that the spanning rope for spanning the power transmission line, the expressway, the electrified railway and the like is realized, and the purpose of spanning the overhead line for spanning the power transmission line is realized. The method can effectively reduce the safety risk of crossing construction operation, does not influence the normal operation of the crossed object, and realizes the maximization of economic benefit.
Drawings
The following is further described in conjunction with the accompanying drawings and detailed description:
fig. 1 is a schematic structural diagram of an all-weather spreading device for crossing a guide rope above an overhead transmission line.
Fig. 2 is a schematic structural view of a flange base of the present invention.
Fig. 3 is a schematic structural view of the snake joint swing arm connection of the invention.
Fig. 4 is a schematic structural view of the right overhang condition of the swing arm of the snake section of the all-weather spreading device for crossing the guide rope above the overhead transmission line.
Fig. 5 is a diagram showing the process of lifting the snake swing arm of the all-weather spreading device of the crossing guide rope above the overhead transmission line from the right suspension state to the horizontal state.
Fig. 6 is a schematic diagram of a manual rotating swing arm transfer rope of the over-the-air span guide rope paying-off device of the overhead transmission line of the present invention.
Fig. 7 is a schematic diagram of a transition rope transferred after the swing arm of the all-weather spreading device for crossing a guide rope above an overhead transmission line of the invention completes the crossing process of a spanned object.
Detailed Description
As shown in fig. 1-7, the invention discloses an all-weather span guide rope unfolding device above an overhead transmission line, which comprises a supporting rod 1, a secondary swing arm 3, a snake section swing arm 4, a rotating device, a stabilizing rod 2, a stable connecting rope 5, a connecting rope 6 and a base 7, wherein the snake section swing arm 4 is formed by mutually connecting hollow round pipes at the end parts, a flange plate structure is arranged at the bottom of the rotating device, the flange plate structure is fixed on a span frame body by using bolts, a hole is arranged at the center of the flange plate base, the supporting rod 1 and the secondary swing arm 3 are connected through a four-way joint, the lower part of the supporting rod 1 is positioned in the center hole of the base, the snake section swing arm 4 and the secondary swing arm 3 are movably connected at the end parts, the snake section swing arm 4 can rotate relative to the connecting point, the connecting point is arranged on the snake section swing arm 4, the connecting rope 6 is arranged at the upper ends of the connecting point and the supporting rod 1, the supporting rod 1 and the stabilizing rod 2 are vertically connected at the middle part, the stabilizing rod 2 is longitudinally arranged perpendicular to the plane where the supporting rod and the secondary swing arm 3 are positioned, and the longitudinal horizontal stabilizing rod is connected at the two ends through the stable connecting rope 5.
The snake section swing arm 4 is formed by mutually connecting end parts of insulating epoxy resin glass fiber hollow round tubes, aluminum magnesium alloy material connecting ends are fixedly inlaid at the end parts of the insulating tubes, grooves and flanges are respectively arranged on the connecting ends, and adjacent hollow round tubes are mutually connected with the flanges B through the grooves A arranged at the end parts.
The invention has the key points that the device system for transferring or recovering the guide rope solves the problem that the construction of the power transmission line crossing various obstacles for spreading wires is safe, quick and reliable. The device is not limited by spanned electrified lines, spanned electrified railways, highways and the like in the field of power transmission line construction and overhaul, can realize operation without influencing the safety of spanned objects, ensures the personal safety of spanned operations, realizes quick spanned, and has wide application prospect and practical value.
1. Rotary device
The bottom of the rotating device adopts a flange plate structure made of aviation aluminum alloy material (LY 12), as shown in an enlarged view of a C part in fig. 1, the rotating device is fixed on a crossing frame body by bolts, and the supporting rod 1 and the auxiliary swing arm rod 3 are embedded into a flange plate base through four-way combination.
In fig. 2, 8 is a four-way joint, 9 is a positioning pin, 10 is a flange base, and 11 is a flange fixing hole.
2. Snake joint swing arm
The snake section device adopts insulating epoxy resin glass fiber hollow round tube materials with fixed length of 4.5-9 meters, and the end part of each section is connected by concave-convex slots which are embedded and fixed at the end part of the insulating tube by aluminum magnesium alloy (LC 4) materials. The slot is divided into a groove A and a flange B, the groove A at one end and the flange B at the other end are respectively connected with each other, after the flange B is inserted into the groove A and connected with the flange B at the other end by utilizing a rotary positioning pin eyelet 1, after the snake section swing arm is gradually retracted to a horizontal state from a hanging state by a nylon pull rope on the swing arm, the positioning pin eyelet 2 in the groove A is inserted into a pin for fixation after being overlapped, so that the length of the swing arm in the horizontal state is in order to meet the distance required by the width of a spanned object.
3. Transmission rope
A G point on a hanging ring at the extreme end of the swing arm is used for fixing a high-strength Dinima rope with the diameter of 8-16 at the C end of the swing arm, and the rope is slightly tightened to be parallel along the swing arm rod. The auxiliary swing arm DC horizontally rotates the swing arm rod frame body to span the upper part of a spanned object by manpower, so that the G point of the end head of the swing arm reaches the other end spanned frame required by the spanned object span, and the spanned rope (CG) is transmitted by manually receiving the transmission rope and then releasing from the G point and then tightening. (the principle is the same when dismantling).
The all-weather spreading device for the overhead transmission line upper crossing guide rope is characterized in that:
1. The method is applied to various spans in the field of wide power transmission line construction spans, is not limited by the properties of the terrain and the objects to be spanned, is not influenced by weather, and can effectively construct at night.
2. The device has the characteristics of high construction efficiency and high safety coefficient of crossing construction, and can rapidly spread and recover the guide rope above the crossed object.
3. The crossing device has the advantages of convenient operation, high strength, light weight and easy operation, and is used as a swing arm support frame and a rotating frame by using a light aviation aluminum material (LY 12).
4. The snake section swing arm is made of a hollow glass fiber reinforced plastic round tube. The folding combination is carried out by adopting the snake section principle of fixed length in the assembling process. After the length of the spanned object is determined to meet the requirement, the snake section rod is retracted by the stay rope, the horizontal state of the snake section rod is locked by the locating pin, a long arm (a spanning swing arm) is connected after the long arm is sequentially installed and is larger than the width of the spanned object, and a rope with the diameter of 8-16 mm is fixed at the end part and the root part of the spanning swing arm to tighten and span the swing arm. A fixed rotating shaft is arranged at a base part of the device, the small arm is pushed to rotate for 360 degrees by applying small external force by manpower, the crossing swing arm passes over the spanned object, one end of the crossing swing arm reaches the crossing frame body of the other side, the manual connecting rope on the frame body is separated from the swing arm, the whole process of expanding or recovering the rope above the spanned object is completed by tightening the rope,
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. The utility model provides an overhead transmission line top stride across guide rope all-weather exhibition puts device, its characterized in that includes bracing piece, auxiliary swing arm, snake festival swing arm, rotary device, stabilizer bar, stable connecting rope, base, the snake festival swing arm is formed by hollow pipe at tip interconnect, and rotary device bottom is equipped with the ring flange structure, utilizes the bolt fastening on crossing over the support body, and ring flange base center is equipped with the hole, bracing piece and auxiliary swing arm pass through the cross connection, and the bracing piece lower part is located in the base centre bore, snake festival swing arm and auxiliary swing arm are at tip swing joint, and snake festival swing arm can rotate relative tie point, be equipped with the tie point on the snake festival swing arm, be equipped with connecting rope between tie point and bracing piece upper end, bracing piece and stabilizer bar are at middle part vertical connection, the stabilizer bar is vertically set up and is perpendicular to bracing piece and auxiliary swing arm place plane, the stabilizer bar is at both ends through stable connecting rope connection on the snake festival swing arm;
the snake section swing arm is formed by mutually connecting insulating epoxy resin glass fiber hollow round pipes at the end parts, aluminum magnesium alloy material connecting ends are fixedly inlaid at the end parts of the insulating pipes, grooves and flanges are respectively arranged on the connecting ends, and adjacent hollow round pipes are mutually connected with the flanges through the grooves arranged at the end parts;
the length of the hollow round tube is 4.5-9 meters;
And the grooves and the flanges of the connecting end are correspondingly provided with a rotary positioning pin eyelet I and a positioning pin eyelet II respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154077.2A CN108155599B (en) | 2018-02-22 | 2018-02-22 | All-weather spreading device for crossing guide rope above overhead transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810154077.2A CN108155599B (en) | 2018-02-22 | 2018-02-22 | All-weather spreading device for crossing guide rope above overhead transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108155599A CN108155599A (en) | 2018-06-12 |
| CN108155599B true CN108155599B (en) | 2024-05-31 |
Family
ID=62458944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810154077.2A Active CN108155599B (en) | 2018-02-22 | 2018-02-22 | All-weather spreading device for crossing guide rope above overhead transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108155599B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9607049D0 (en) * | 1996-04-03 | 1996-06-05 | Bicc Plc | Method of replacing conductor |
| JP2005333789A (en) * | 2004-05-20 | 2005-12-02 | Kawakita Electrical Construction Engineering Co Ltd | Construction method of hanging sheave type line shifting by forming net |
| CN203967625U (en) * | 2014-07-14 | 2014-11-26 | 国网上海市电力公司 | A kind of overhead facility crossing frame |
| CN104577871A (en) * | 2014-12-11 | 2015-04-29 | 江苏省电力公司常州供电公司 | Portable power transmission overhead line crossing construction device |
| CN105552776A (en) * | 2015-12-30 | 2016-05-04 | 国网山西省电力公司 | Novel construction method crossing high-speed rail without interruption |
| CN105625795A (en) * | 2016-03-23 | 2016-06-01 | 国家电网公司 | Adjustable leading rope spreading arm frame |
| CN205985947U (en) * | 2016-07-01 | 2017-02-22 | 浙江浙电经济技术研究院 | Tower of london bridge type transmission line leap system that does not have a power failure |
| CN107394678A (en) * | 2017-06-27 | 2017-11-24 | 国家电网公司 | A kind of telescopic arm block crossing frame |
| CN208284910U (en) * | 2018-02-22 | 2018-12-25 | 国网甘肃省电力公司经济技术研究院 | The round-the-clock unfolding device of guide rope is crossed over above overhead transmission line |
-
2018
- 2018-02-22 CN CN201810154077.2A patent/CN108155599B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9607049D0 (en) * | 1996-04-03 | 1996-06-05 | Bicc Plc | Method of replacing conductor |
| JP2005333789A (en) * | 2004-05-20 | 2005-12-02 | Kawakita Electrical Construction Engineering Co Ltd | Construction method of hanging sheave type line shifting by forming net |
| CN203967625U (en) * | 2014-07-14 | 2014-11-26 | 国网上海市电力公司 | A kind of overhead facility crossing frame |
| CN104577871A (en) * | 2014-12-11 | 2015-04-29 | 江苏省电力公司常州供电公司 | Portable power transmission overhead line crossing construction device |
| CN105552776A (en) * | 2015-12-30 | 2016-05-04 | 国网山西省电力公司 | Novel construction method crossing high-speed rail without interruption |
| CN105625795A (en) * | 2016-03-23 | 2016-06-01 | 国家电网公司 | Adjustable leading rope spreading arm frame |
| CN205985947U (en) * | 2016-07-01 | 2017-02-22 | 浙江浙电经济技术研究院 | Tower of london bridge type transmission line leap system that does not have a power failure |
| CN107394678A (en) * | 2017-06-27 | 2017-11-24 | 国家电网公司 | A kind of telescopic arm block crossing frame |
| CN208284910U (en) * | 2018-02-22 | 2018-12-25 | 国网甘肃省电力公司经济技术研究院 | The round-the-clock unfolding device of guide rope is crossed over above overhead transmission line |
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| Publication number | Publication date |
|---|---|
| CN108155599A (en) | 2018-06-12 |
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