CN108736426B - Single-string tension insulator wire releasing and tightening connecting device - Google Patents
Single-string tension insulator wire releasing and tightening connecting device Download PDFInfo
- Publication number
- CN108736426B CN108736426B CN201810821139.0A CN201810821139A CN108736426B CN 108736426 B CN108736426 B CN 108736426B CN 201810821139 A CN201810821139 A CN 201810821139A CN 108736426 B CN108736426 B CN 108736426B
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- angle iron
- connecting angle
- insulator
- adjusting unit
- adjusting
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- 239000012212 insulator Substances 0.000 title claims abstract description 45
- 229910000746 Structural steel Inorganic materials 0.000 claims abstract description 48
- 235000000396 iron Nutrition 0.000 claims description 8
- 239000012211 strain insulator Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- Insulators (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to the technical field of wire tightening and wire releasing of a power system, in particular to a wire tightening and connecting device for a single-string tension insulator, which comprises the following components: comprises a U-shaped hanging ring, a connecting angle iron, a fixed hoop and an adjusting unit; the connecting angle iron comprises a connecting angle iron I and a connecting angle iron II which are connected together in a matched mode through an adjusting unit, and the other ends of the connecting angle iron I and the connecting angle iron II are respectively connected with a U-shaped hanging ring; the fixed anchor ear is arranged on the connecting angle iron for at least two, is used for fastening the insulator, changes the cooperation length of connecting angle iron through the adjusting unit, and then puts, tightly operates the wire. The size of the fixed anchor ear of the insulator can be changed according to actual needs, meanwhile, the diameter of the fixed anchor ear can be adjusted according to the diameter of the insulator, the fixed anchor ear can adapt to insulators of different sizes and types, the wire is put and tightly operated through the fixed pin and the driving handle in the operation wire tightening unit, replacement, maintenance and the like of the insulator are further completed, and the operation is simple and convenient.
Description
Technical Field
The invention relates to the technical field of wire tightening and wire releasing of power systems, in particular to a wire tightening and connecting device for single-string tension insulators.
Background
The insulator is a common insulating facility on the transmission tower and is divided into a tension insulator and a post insulator according to the installation modes of the insulator. When the insulator is overhauled and replaced in daily, the wire clamping device is required to be connected to the wire end, so that the insulator cannot be kept horizontal with the steel wire rope, a worker on the tower is required to stretch out of the body, the insulator is pulled to a wire hanging point by two hands, another worker is required to connect the insulator with the wire hanging point at the cross arm of the pole tower by bolts, the operation time is long, the labor intensity of the worker is high, and the danger coefficient is high.
Disclosure of Invention
Aiming at the technical problems, the invention provides a single-string tension insulator paying-off and tightening wire connecting device, which is characterized in that an insulator is fixed and kept in a horizontal state through a fixed hoop, and paying-off and tightening of a wire are realized through a tightening unit, so that replacement of the insulator is completed, and the operation is simple and convenient.
The aim of the invention is realized by the following technical scheme:
A single string tension insulator wire releasing and tightening connection device comprises: the device comprises a U-shaped hanging ring, a connecting angle iron, a fixed hoop and an adjusting unit; the connecting angle iron comprises a connecting angle iron I and a connecting angle iron II which are connected together in a matched mode through an adjusting unit, and the other ends of the connecting angle iron I and the connecting angle iron II are respectively connected with a U-shaped hanging ring; the fixed anchor ear is two at least, arranges on connecting angle bar for the fastening insulator, changes the cooperation length of connecting angle bar through the adjusting unit, and then puts, tightly operates the wire.
Furthermore, the U-shaped grooves are formed in one end, matched with the adjusting unit, of each of the connecting angle iron I and the connecting angle iron II, the two U-shaped grooves are matched with each other, and meanwhile gear teeth are further arranged on the bottoms of the two U-shaped grooves and matched with the adjusting unit.
Further, the adjusting unit includes: the device comprises a clamping groove, a driving handle, a connecting rod, a gear shaft, an adjusting gear and a fixing pin; the clamping groove is C-shaped and is sleeved and hung on the two connecting angle irons; the adjusting gear is arranged in the clamping groove through a gear shaft, and gear teeth of the adjusting gear are matched with gear teeth on the bottom surface of the U-shaped groove of the connecting angle iron; the other end of the gear shaft is connected with one end of a connecting rod, and the other end of the connecting rod is connected with a driving handle; the fixed pin is installed on the draw-in groove and fixes a position adjusting gear.
Further, the adjusting gear is also provided with a plurality of pin holes of the circumferentially arranged plug-in fixing pins.
Further, a plurality of anchor ear adjusting holes are formed in the connecting angle iron.
Further, the fixed anchor ear is bilayer structure, and the inlayer is the rubber tape, and the inlayer is soft strap, and one end is fixed on the connection angle bar, and the other end is with insulator hoop fastening.
The beneficial effects of the invention are as follows:
1. The size of the insulator fixing anchor ear can be changed according to actual needs, and meanwhile, the diameter of the insulator fixing anchor ear can be adjusted according to the diameter of the insulator, so that the insulator fixing anchor ear can be suitable for insulators of different sizes and types.
2. The fixing pin and the driving handle in the wire tightening unit are operated to put and tighten the wires, so that replacement, maintenance and the like of the insulator are completed, and the operation is simple and convenient.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the device.
Fig. 2 is a schematic partial structure of the adjusting unit.
Fig. 3 is a cross-sectional view of the adjustment unit at A-A.
Specifically, 1.U types of hanging rings I,2 types of connecting angle irons I,2-1 types of connecting angle irons II,3 types of hoop adjusting holes, 4 types of connecting bolts, 5.U types of hanging rings II,6 types of fastening bolts, 7 types of fixing hoops, 8 types of adjusting units, 8-1 types of clamping grooves, 8-2 types of driving handles, 8-3 types of adjusting gears, 8-4 types of fixing pins, 8-5 types of connecting rods, 8-6 types of gear shafts and 8-7 types of pin holes.
Detailed Description
The invention is described in detail below with reference to the drawings and examples.
Embodiment 1, as shown in fig. 1, a single string tension insulator pay-off and wire tightening connection device includes: the U-shaped hanging ring, a connecting angle iron, a fixed hoop 7 and an adjusting unit 8; the two connecting angle irons are uniformly provided with 2-6 anchor ear adjusting holes 3 along the length direction of the connecting angle iron, one end of each connecting angle iron I2 and one end of each connecting angle iron II2-1 are connected together through an adjusting unit 8, the other end of each connecting angle iron I2 connected together is connected with a U-shaped hanging ring I1, the other end of each connecting angle iron II2-1 is connected with a U-shaped hanging ring II5, one matched end of each two connecting angle irons and the adjusting unit 8 is provided with a U-shaped groove, the two U-shaped grooves are mutually matched, the whole width of each connecting angle iron I2 and the whole width of each connecting angle iron II2-1 are unchanged, and meanwhile, the bottom surface of each U-shaped groove is also provided with gear teeth matched with the adjusting unit 8;
the fixed anchor ear 7 is bilayer structure, the inlayer is the rubber tape, the inlayer is soft strap, one end is fixed on connecting the angle bar, the other end is fastened the insulator hoop, the rubber tape reduces the damage to the insulator, the structural strength of fixed anchor ear 7 is strengthened to soft strap, adopt two in this example, one end passes through connecting bolt 4 to be fixed on the anchor ear regulation hole 3 of connecting the angle bar, the other end passes through fastening bolt 6 to fix the insulator in fixed anchor ear 7, make the insulator keep horizontal gesture, change the cooperation length of connecting angle bar I2 and connecting angle bar II2-1 through adjusting unit 8, and then put, tight operation to the wire.
As shown in fig. 2-3, the adjustment unit 7 comprises: the clamping groove 8-1, the driving handle 8-2, the connecting rod 8-5, the gear shaft 8-6, the adjusting gear 8-3 and the fixing pin 8-4; the clamping groove 8-1 is a C-shaped groove and is sleeved and hung on two connecting angle irons, the connecting part of the connecting angle iron I2 and the connecting angle iron II2-1 is equivalent to a guide rail, and the clamping groove 8-1 is equivalent to a sliding block and can slide on the connecting angle irons; the adjusting gear 8-3 is arranged in the clamping groove 8-1 through the gear shaft 8-6, and gear teeth of the adjusting gear 8-3 are matched with gear teeth on the bottom surfaces of the two U-shaped grooves to drive the connecting angle iron I2 and the connecting angle iron II 2-1; the gear shaft 8-6 passes through the clamping groove 8-1, the other end of the gear shaft is connected with one end of the connecting rod 8-5, and the other end of the connecting rod 8-5 is connected with the driving handle 8-2; the fixing pin 8-4 is arranged on the clamping groove 8-1 and is parallel to the gear shaft 8-6, the adjusting gear 8-3 is also provided with a plurality of pin holes which are circumferentially arranged and can be used for inserting and extracting the fixing pin 8-4, and the fixing pin 8-4 is matched with the pin holes to fix the rotation position of the adjusting gear 8-3.
The working process of the device is as follows:
1. The U-shaped hanging ring I1 is connected with a traction steel wire rope on the cross arm, the U-shaped hanging ring II5 is connected with a wire through a wire clamping device, and after the connection of the two U-shaped hanging rings is completed, the insulator is tightly bound and fixed through a fixing hoop 7;
2. The fixing pin 8-4 arranged on the clamping groove 8-1 is pulled out, the driving handle 8-2 is rotated anticlockwise to drive the adjusting gear 8-3, the distance between the connecting angle iron I2 and the connecting angle iron II2-1 is shortened, the lead is tensioned, the insulator naturally sags, the fixing pin 8-4 is inserted into the pin hole, and the relative positions of the connecting angle iron I2 and the connecting angle iron II2-1 are fixed;
3. The two ends of the insulator are detached from the cross arm and the wire, then the insulator is detached from the fixed anchor ear 7, a new insulator is replaced, and the two ends of the new insulator are respectively connected with the cross arm and the wire;
4. Holding the driving handle 8-2, drawing out the fixing pin 8-4 on the clamping groove 8-1, rotating the driving handle 8-2 clockwise to drive the adjusting gear 8-3, lengthening the distance between the connecting angle iron I2 and the connecting angle iron II2-1, recovering the lead, tensioning the insulator, and detaching the U-shaped hanging ring I1 and the U-shaped hanging ring II5 from the traction steel wire rope and the wire clamping device on the cross arm to finish the replacement operation.
Claims (3)
1. A single string strain insulator puts, tight line connecting device, its characterized in that: comprises a U-shaped hanging ring, a connecting angle iron, a fixed hoop and an adjusting unit; the connecting angle iron comprises a connecting angle iron I and a connecting angle iron II which are connected together in a matched mode through an adjusting unit, and the other ends of the connecting angle iron I and the connecting angle iron II are respectively connected with a U-shaped hanging ring; the at least two fixed hoops are arranged on the connecting angle iron and used for fastening the insulator, and the matching length of the connecting angle iron is changed through the adjusting unit so as to further carry out the operations of placing and tightening the lead;
the U-shaped grooves are formed in one end, matched with the adjusting unit, of each of the connecting angle iron I and the connecting angle iron II, the two U-shaped grooves are matched with each other, and meanwhile gear teeth are formed in the bottoms of the two U-shaped grooves and matched with the adjusting unit;
The adjusting unit includes: the device comprises a clamping groove, a driving handle, a connecting rod, a gear shaft, an adjusting gear and a fixing pin; the clamping groove is C-shaped and is sleeved and hung on the two connecting angle irons; the adjusting gear is arranged in the clamping groove through a gear shaft, and gear teeth of the adjusting gear are matched with gear teeth on the bottom surface of the U-shaped groove of the connecting angle iron; the other end of the gear shaft is connected with one end of a connecting rod, and the other end of the connecting rod is connected with a driving handle; the fixing pin is arranged on the clamping groove to position the adjusting gear;
And a plurality of anchor ear adjusting holes are formed in the connecting angle iron.
2. The single string tension insulator pay-off and take-up connection device according to claim 1, wherein: the adjusting gear is also provided with a plurality of pin holes for inserting and pulling the fixing pins which are circumferentially arranged.
3. The single string tension insulator pay-off and take-up connection device according to claim 1, wherein: the fixed anchor ear is bilayer structure, and the inlayer is the rubber tape, and the inlayer is soft strap, and one end is fixed on the connection angle bar, and the other end is with insulator hoop fastening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810821139.0A CN108736426B (en) | 2018-07-24 | 2018-07-24 | Single-string tension insulator wire releasing and tightening connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810821139.0A CN108736426B (en) | 2018-07-24 | 2018-07-24 | Single-string tension insulator wire releasing and tightening connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108736426A CN108736426A (en) | 2018-11-02 |
| CN108736426B true CN108736426B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810821139.0A Active CN108736426B (en) | 2018-07-24 | 2018-07-24 | Single-string tension insulator wire releasing and tightening connecting device |
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Citations (16)
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|---|---|---|---|---|
| GB363952A (en) * | 1931-05-22 | 1931-12-31 | Pirelli General Cable Works | Improvements in or relating to strings of insulators on overhead electric lines or conductors |
| CN2912028Y (en) * | 2006-06-16 | 2007-06-13 | 冯海潮 | Live replacing device for compact six-line insulator string |
| CN201263063Y (en) * | 2008-07-21 | 2009-06-24 | 云南电网公司曲靖供电局 | Tool for replacing straight-line simply connected double-string overhang insulator |
| CN201515166U (en) * | 2009-07-26 | 2010-06-23 | 江西赣州供电公司 | Adjustable expansion resistant airfoil card |
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| JP2014183688A (en) * | 2013-03-21 | 2014-09-29 | Chugoku Electric Power Co Inc:The | Load cancellation device for insulator |
| CN104201614A (en) * | 2014-09-23 | 2014-12-10 | 国家电网公司 | Method and device for replacing double-string strain insulators in twin bundled lines by remote operations |
| CN204464865U (en) * | 2015-03-20 | 2015-07-08 | 国网山西省电力公司晋城供电公司 | A kind of instrument changing 110kV strain insulator list insulator string |
| CN106300138A (en) * | 2016-10-27 | 2017-01-04 | 国网浙江省电力公司绍兴供电公司 | A kind of fixture of live-line replacing strain single insulator |
| CN206506249U (en) * | 2017-02-21 | 2017-09-19 | 新兴铸管股份有限公司 | Outdoor track movable hoisting equipment power line wire tensioning device |
| CN206684741U (en) * | 2017-04-18 | 2017-11-28 | 河南应用技术职业学院 | Anti-theft device based on computer control |
| CN108001366A (en) * | 2017-12-28 | 2018-05-08 | 张城 | A kind of automobiles roof luggage carrier fixing device |
| CN108277999A (en) * | 2018-01-09 | 2018-07-13 | 济宁新宇商标代理有限公司 | The detachable convenient support device of steel structure building template |
| CN208479114U (en) * | 2018-07-24 | 2019-02-05 | 国网辽宁省电力有限公司本溪供电公司 | A kind of single string strain insulator puts, stringing attachment device |
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2018
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Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB363952A (en) * | 1931-05-22 | 1931-12-31 | Pirelli General Cable Works | Improvements in or relating to strings of insulators on overhead electric lines or conductors |
| CN2912028Y (en) * | 2006-06-16 | 2007-06-13 | 冯海潮 | Live replacing device for compact six-line insulator string |
| CN201263063Y (en) * | 2008-07-21 | 2009-06-24 | 云南电网公司曲靖供电局 | Tool for replacing straight-line simply connected double-string overhang insulator |
| CN201515166U (en) * | 2009-07-26 | 2010-06-23 | 江西赣州供电公司 | Adjustable expansion resistant airfoil card |
| CN101931181A (en) * | 2010-03-26 | 2010-12-29 | 福建省电力有限公司厦门电业局 | Strain tower double-hanging-point single-link-plate insulator chain ground potential live exchange device |
| CN202503218U (en) * | 2012-04-17 | 2012-10-24 | 重庆市电力公司检修分公司 | Insulator replacing apparatus |
| CN202872248U (en) * | 2012-06-15 | 2013-04-10 | 国家电网公司 | Hanging bracket for replacing porcelain insulator on strain tower |
| JP2014183688A (en) * | 2013-03-21 | 2014-09-29 | Chugoku Electric Power Co Inc:The | Load cancellation device for insulator |
| CN104201614A (en) * | 2014-09-23 | 2014-12-10 | 国家电网公司 | Method and device for replacing double-string strain insulators in twin bundled lines by remote operations |
| CN204464865U (en) * | 2015-03-20 | 2015-07-08 | 国网山西省电力公司晋城供电公司 | A kind of instrument changing 110kV strain insulator list insulator string |
| CN106300138A (en) * | 2016-10-27 | 2017-01-04 | 国网浙江省电力公司绍兴供电公司 | A kind of fixture of live-line replacing strain single insulator |
| CN206506249U (en) * | 2017-02-21 | 2017-09-19 | 新兴铸管股份有限公司 | Outdoor track movable hoisting equipment power line wire tensioning device |
| CN206684741U (en) * | 2017-04-18 | 2017-11-28 | 河南应用技术职业学院 | Anti-theft device based on computer control |
| CN108001366A (en) * | 2017-12-28 | 2018-05-08 | 张城 | A kind of automobiles roof luggage carrier fixing device |
| CN108277999A (en) * | 2018-01-09 | 2018-07-13 | 济宁新宇商标代理有限公司 | The detachable convenient support device of steel structure building template |
| CN208479114U (en) * | 2018-07-24 | 2019-02-05 | 国网辽宁省电力有限公司本溪供电公司 | A kind of single string strain insulator puts, stringing attachment device |
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| Publication number | Publication date |
|---|---|
| CN108736426A (en) | 2018-11-02 |
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