CN103594976A - Combined stringing tool used for line conductor stringing - Google Patents
Combined stringing tool used for line conductor stringing Download PDFInfo
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- CN103594976A CN103594976A CN201310601964.7A CN201310601964A CN103594976A CN 103594976 A CN103594976 A CN 103594976A CN 201310601964 A CN201310601964 A CN 201310601964A CN 103594976 A CN103594976 A CN 103594976A
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Abstract
The invention discloses a combined stringing tool used for line conductor stringing. The combined stringing tool comprises a fixed pulley, a first stringing tackle, a second stringing tackle, a winching, a haulage cable, a tackle fixing plate and a ball head line clamping device. The fixed pulley is fixed to the top end of a tower. The tackle fixing plate is fixed to a cross arm of the tower. The second stringing tackle is fixed to the tackle fixing plate. The first stringing tackle is fixed at the bottom end of the tower. The winching is fixed to the ground. The haulage cable is wound around the winching. The haulage cable which is drawn out from the winching is sequentially wound around the first stringing tackle, the fixed pulley and the second stringing tackle, and then is fastened up to the ball head line clamping device. In the stringing process, a line conductor can be strung as long as the winching is rotated to pull the haulage cable. The combined stringing tool has the advantages of being capable of improving safety and reliability of electric transmission line conductor stringing, improving stringing efficiency and lowering labor intensity of workers on the tower, reducing the number of the workers, being low in construction difficulty and the like.
Description
Technical field
The present invention relates to a kind of combination stringing instrument for line conductor stringing, especially a kind of combination stringing instrument of the overhead line conductor stringing for electric power system.
Background technology
At present, transmission line wire stringing mode mainly, is fixed on pull rope on strain clamp.After wire tightens up, due to Action of Gravity Field, porcelain vase string is under circuit, need manpower by porcelain vase twisted with wire level after be arranged on cross arm of tower, the method not only wastes time and energy, and can not get good guarantee in workmen's safety, circuit stringing efficiency is low, and construction cost is higher.
At present; during transmission line wire stringing, be generally that coaster is fixed on shaft tower or concrete bar with No. 8 iron wires or seizing wire, often can be subject to the suddenly big or suddenly small pulling force of stringing, coaster can jump; when serious, meeting landing, to ground, causes very large potential safety hazard to stringing personnel and ground staff.
During transmission line list insulator string string wire stringing, generally pull rope to be fixed on strain clamp near (steel wire rope and insulator contact position pad gunnysack) below second porcelain vase of cross-arm with a steel wire rope colligation, after wire tightens up, due to Action of Gravity Field, porcelain vase string issues and gives birth to pendant at circuit, need manpower by porcelain vase twisted with wire level after be arranged on cross arm of tower, the method not only makes stringing on bar waste time and energy, and safety on can not get good guarantee.
During the two insulator string string wire stringing of transmission line, generally on two coasters, to promote insulator and wire with a steel wire rope colligation, after wire tightens up, due to Action of Gravity Field, two porcelain vase strings issue and give birth to pendant at circuit, need with coaster by porcelain vase twist with wire level after be arranged on cross arm of tower, two porcelain vase strings left and right is uneven, traction stringing, very difficult this porcelain vase is hung on cross-arm hanging point, method not only makes stringing on bar waste time and energy, and can not get good guarantee in safety.
Summary of the invention
The present invention is the weak point existing in above-mentioned prior art for avoiding, and a kind of combination stringing instrument for line conductor stringing is provided, to solve the problems such as transmission line wire stringing poor stability, inefficiency, difficulty of construction be large.
The present invention be technical solution problem by the following technical solutions.
Combination stringing instrument for line conductor stringing, its design feature is, comprises fixed pulley, the first prestretch block, the second prestretch block, strand mill, pull rope, for fixing the coaster fixed head of the second prestretch block and for clamping the bulb fixing-line device of single string porcelain vase; Described fixed pulley is fixed on the top of electric pole; Described coaster fixed head is fixed on the cross-arm of electric pole, and described the second prestretch block is fixed on described coaster fixed head; Described the first prestretch block is fixed on the bottom of electric pole; Described strand mill is fixed on ground; It is upper that described pull rope is wound in described strand mill, and the pull rope of drawing on strand mill is walked around the first prestretch block, fixed pulley and the second prestretch block successively, then fastens on described bulb fixing-line device; During stringing, only need to rotate strand mill pulling traction rope, can realize the stringing of line conductor.
The design feature of the combination stringing instrument for line conductor stringing of the present invention is also:
Described coaster fixed head comprises plate-like body, for the coaster fixed structure that is connected with described the second prestretch block, for described plate-like body being fixed on to the backup plate on the cross-arm of described electric pole; In described plate-like body, be provided with the U-shaped groove that penetrates described plate-like body along the thickness direction of described plate-like body; In described plate-like body, the both sides of described U-shaped groove respectively have a thickness direction along described plate-like body to penetrate the first through hole of described plate-like body; On described backup plate, be also provided with two the second through holes; Described two the second through holes are corresponding with the position of described two the first through holes; Described backup plate is fixed in described plate-like body by two bolts; Described coaster fixed structure is arranged at the top of described plate-like body, and described coaster fixed structure comprises two risers, and two risers are arranged in parallel, and each riser in two risers is provided with a third through-hole; The third through-hole of two risers of a screw bolt passes and be fixed on described two third through-holes within.
Described plate-like body is arc, and described coaster fixed structure is positioned at the place, arc top of described plate-like body.
Described bulb fixing-line device comprises a L shaped plate, a square plate, three screws with draw ring and a top board, and described L shaped plate comprises the first straight plate and the second straight plate being fixedly connected with the described first straight plate; One end away from the described second straight plate on the described first straight plate is provided with the oblong openings groove that a thickness direction along the described first straight plate runs through the described first straight plate; On the described first straight plate, in the both sides of oblong openings groove, respectively offer first screw; On described side's plate, offer two fourth holes;
Described top board is fixedly installed on the described second straight plate on the plate face away from a side of the described first straight plate, is provided with the second screw that penetrates described top board along the thickness direction of described top board on described top board; On the described second straight plate, be provided with the 3rd screw that penetrates the described second straight plate along the thickness direction of the described second straight plate; The axis of the axis of described the second screw and described the 3rd screw point-blank.
Described top board is inverted U-shaped plate, and the supporting bracket of top board both sides is fixed on the plate face of the described second straight plate.
The described combination stringing instrument for line conductor stringing also comprises yoke plate wire grip; Described yoke plate wire grip comprises V-arrangement body, and described V-arrangement body comprises two supporting legs, on each supporting leg in described two supporting legs, is provided with a hook; Described supporting leg comprises the first supporting leg and the second supporting leg, is provided with a fixed head on described the first supporting leg, is provided with the fifth hole that a thickness direction along described fixed head penetrates described fixed head on described fixed head.
Two supporting leg intersections of described V-arrangement body are arc.
Compared with the prior art, beneficial effect of the present invention is embodied in:
Combination stringing instrument for line conductor stringing of the present invention, adopts coaster fixed head to fix and is positioned at aerial prestretch block, and coaster can be fixed on the cross-arm of electric pole by coaster fixed head, avoids occurring the phenomenon of prestretch block from dropping in the air.By bulb fixing-line device and yoke plate wire grip, be connected respectively single string porcelain vase and two string porcelain vase, by strand, grind pulling traction rope stringing stringing, overall structure is simple, convenient and practical, improve circuit stringing efficiency, fully ensure construction safety, reduce construction cost, there is labour intensity on the shaft tower of reduction, reduce the advantages such as number of workers.Through the test in static 15 minutes of 4 tons of pulling force, prove that the combination stringing instrument for line conductor stringing of the present invention is safe and reliable.
More traditional with hanging coaster under suspension centre rope, remote stringing mode ratio, the combination stringing instrument for line conductor stringing of the present invention, has the following advantages:
1) not affected by landform, landforms, stringing floor space is little, and civil coordination, compensation for crops are few, reduces the artificial impact obstructing construction;
2) alleviate labor strength on shaft tower, on former shaft tower, workload changes by ground and completes, and has alleviated staff's risk on shaft tower;
3) reduce staff on shaft tower, reason 2～3 people's operations, existing 1 people can complete whole work;
4) on stringing commanding, shaft tower, staff, terrestrial operation personnel, in a sight line region, are beneficial to safety guarantee;
5) only traction in stringing process, reduced traction stressed to the imbalance of cross arm of tower;
6) porcelain vase string does not drop during stringing, parallel stressed, very easily connects cross-arm hanging point.
Combination stringing instrument for line conductor stringing of the present invention, has security reliability, the operating efficiency that improves stringing that can improve the work of transmission line wire stringing, reduces labour intensity on shaft tower, reduces the advantages such as number of workers, difficulty of construction are little.
Accompanying drawing explanation
Fig. 1 is the Construction State schematic diagram of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 2 is the partial enlarged drawing in Fig. 1.
Fig. 3 is the front view of the coaster fixed head of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 4 is the vertical view of the coaster fixed head of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 5 is the front view of backup plate of the coaster fixed head of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 6 is the front view of the bulb fixing-line device of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 7 is the left view of the bulb fixing-line device of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 8 is the square plate front view of the bulb fixing-line device of the combination stringing instrument for line conductor stringing of the present invention.
Fig. 9 is the front view of the yoke plate wire grip of the combination stringing instrument for line conductor stringing of the present invention.
Figure 10 is the left view of the yoke plate wire grip of the combination stringing instrument for line conductor stringing of the present invention.
Label in accompanying drawing 1～accompanying drawing 10: 1 fixed pulley, 2 first prestretch blocks, 3 second prestretch blocks, 4 strand mills, 5 pull ropes, 6 coaster fixed heads, 601 plate-like body, 6011U shape groove, 6012 first through holes, 602 coaster fixed structures, 6021 risers, 60211 third through-holes, 603 backup plates, 6031 second through holes, 7 bulb fixing-line devices, 701L shape plate, 7011 first straight plates, 70111 oblong openings grooves, 70112 first screws, 7012 second straight plates, 702 side's plates, 7021 fourth holes, 703 top boards, 7031 supporting brackets, 8 yoke plate wire grips, 801V shape body, 8011 first supporting legs, 8012 second supporting legs, 802 hooks, 803 fixed heads, 8031 fifth holes, 9 electric poles, 10 cross-arms, 11 single string porcelain vases, 1101 links, 1102 joint pins, 12 pairs of string porcelain vases, 1201 connecting plates, 13 wires, 14 bolts, 15 screws, 1501 draw rings.
Below pass through embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment
Referring to Fig. 1～Figure 10, for the combination stringing instrument of line conductor stringing, it comprises fixed pulley 1, the first prestretch block 2, the second prestretch block 3, strand mill 4, pull rope 5, for fixing the coaster fixed head 6 of the second prestretch block 3 and for clamping the bulb fixing-line device 7 of single string porcelain vase 11; Described fixed pulley 1 is fixed on the top of electric pole 9; Described coaster fixed head 6 is fixed on the cross-arm 10 of electric pole 9, and described the second prestretch block 3 is fixed on described coaster fixed head 6; Described the first prestretch block 2 is fixed on the bottom of electric pole 9; Described strand mill 4 is fixed on ground; Described pull rope 5 is wound on described strand mill 4, and the pull rope 5 of drawing on strand mill 4 is walked around the first prestretch block 2, fixed pulley 1 and the second prestretch block 3 successively, then fastens on described bulb fixing-line device 7; During stringing, only need to rotate strand mill 4 pulling traction ropes 5, can realize the stringing of line conductor 13.
When needs carry out stringing to transmission line wire 13, at electric pole 9(shaft tower or concrete bar) top installation fixed pulley, the first prestretch block is fixed in the position on the adjacent ground, bottom of electric pole, and motor-driven grinding mill is set on ground.Coaster fixed head is fixed on the cross-arm 10 of described electric pole, and the second prestretch block is fixed on coaster fixed head.Bulb fixing-line device is connected on single string porcelain vase 11, or yoke plate wire grip is arranged on two connecting plates 1201 of going here and there between porcelain vases of two string porcelain vases 12.After walking around the first prestretch block, fixed pulley and the second prestretch block successively, the pull rope of drawing on strand mill fastens on bulb fixing-line device or yoke plate wire grip, then start motor-driven grinding mill, by the tight pull rope of strand grain, thereby to transmission line wire 13 is carried out to stringing.
Pull rope one end is fixed on bulb fixing-line device, pull rope by the fixed pulley of snatch block, shaft tower top after the other end be fixed on and on motor-driven grinding mill, carry out stringing.After stringing has operated, these equipment are pulled down, can be continued to use.This stringing mode, more firm between porcelain vase and pull rope, and also prestretch block is fixed on cross-arm, can not drop, thereby can improve circuit stringing efficiency, yet abundant safeguard work personnel's construction safety, the thing that can not drop injures staff's phenomenon by a crashing object, has reduced construction cost.
Described coaster fixed head 6 comprises plate-like body 601, for the coaster fixed structure 602 that is connected with described the second prestretch block 3, for described plate-like body 601 being fixed on to the backup plate 603 on the cross-arm 10 of described electric pole 9; In described plate-like body 601, be provided with the U-shaped groove 6011 that penetrates described plate-like body 601 along the thickness direction of described plate-like body 601; In described plate-like body 601, the both sides of described U-shaped groove 6011 respectively have a thickness direction along described plate-like body 601 to penetrate the first through hole 6012 of described plate-like body 601; On described backup plate 603, be also provided with two the second through holes 6031; Described two the second through holes 6031 are corresponding with the position of described two the first through holes 6012; Described backup plate 603 is fixed in described plate-like body 601 by two bolts 14; Described coaster fixed structure 602 is arranged at the top of described plate-like body 601, described coaster fixed structure 602 comprises two risers 6021, two risers 6021 are arranged in parallel, and each riser 6021 in two risers 6021 is provided with a third through-hole 60211; Within a bolt 14 passes successively the third through-hole 60211 of two risers 6021 and is fixed on described two third through-holes 60211.
Coaster fixed head consists of three parts: plate-like body, coaster fixed structure and backup plate.In plate-like body, be provided with U-shaped groove, opening part at U-shaped groove arranges two the first through holes, on backup plate, also correspondence arranges two the second through holes, two the first through holes and two the second through holes are basic identical dimensionally, and the distance between the distance between two the first through holes and two the second through holes equates, while making backup plate be attached in plate-like body, the axis of the first through hole and the second through hole can be point-blank, thereby so that a bolt can insert two through holes that backup plate and plate-like body are fixed together.Backup plate is positioned at the left end of plate-like body.Coaster fixed structure is arranged on the middle of plate-like body, is positioned at the top of plate-like body.Two risers lay respectively at the both sides of plate-like body, opposing parallel setting.On two risers, be respectively provided with a third through-hole, two third through-holes are coaxial lines.The third through-hole of two risers of a screw bolt passes, screwing can be by bolted after nut.By bolt, fix the second prestretch block, to avoid the second prestretch block to drop on ground and to injure staff by a crashing object, or drop and affect on the ground the operating efficiency of stringing.
During concrete operations, first the bolt in the first screw is unloaded, take away backup plate, then a side of the U-shaped groove opening of plate-like body is pressed close on the cross-arm of described electric pole, cross-arm is clamped between backup plate and plate-like body, then two bolts is inserted respectively to two the first screws and two the second screws, screw nut, backup plate, cross-arm and plate-like body are fixed together tightly, thereby coaster fixed head are locked at securely on the cross-arm of electric pole.Then, the second prestretch block is fixed on described coaster fixed structure, thereby securely the second prestretch block is fixed on cross-arm, avoid the second prestretch block to drop in the stringing course of work and accidentally injure staff, improve the security reliability of work on the spot, fully ensured construction safety.
On the axle of the second prestretch block, be fixed with a stock, the lower end of this stock is provided with an annulus, and this annulus is enclosed within on the bolt through two third through-holes, and annulus is stuck on two positions between riser.
Described plate-like body 601 is arc, and described coaster fixed structure 602 is positioned at the place, arc top of described plate-like body 601.The plate-like body of arc can make coaster fixed head 6 be fixed on cross-arm more conveniently.
Described bulb fixing-line device 7 comprises the square plate of a L shaped plate 701,702, three screws 15 with draw ring 1501 and top boards 703, and described L shaped plate 701 comprises the first straight plate 7011 and the second straight plate 7012 being fixedly connected with the described first straight plate 7011; One end away from the described second straight plate 7012 on the described first straight plate 7011 is provided with the oblong openings groove 70111 that a thickness direction along the described first straight plate 7011 runs through the described first straight plate 7011; On the described first straight plate 7011, in the both sides of oblong openings groove 70111, respectively offer first screw 70112; On described side's plate 702, offer two fourth holes 7021;
Described top board 703 is fixedly installed on the described second straight plate 7012 on the plate face away from a side of the described first straight plate 7011, is provided with the second screw that penetrates described top board 703 along the thickness direction of described top board 703 on described top board 703; On the described second straight plate 7012, be provided with the 3rd screw that penetrates the described second straight plate 7012 along the thickness direction of the described second straight plate 7012; The axis of the axis of described the second screw and described the 3rd screw point-blank.
The plate face of the described first straight plate is mutually vertical with the plate face of the second straight plate, and the two interfixes in orthogonal mode.Spacing between two the first screws of the first straight plate and the spacing between two fourth holes on square plate are equal, and the diameter of the first screw and fourth hole is also identical.By screwing in successively the screw 15 in fourth hole and the first screw, square plate can be fixed on the described first straight plate, between the screw thread of the screw thread of screw 15 and the first screw, match.
Described bulb fixing-line device is used for connecting single string porcelain vase 11.The end of single string porcelain vase 11 is provided with link 1101, between described link and porcelain vase, by joint pin 1102, is connected.During stringing operation, bulb fixing-line device is arranged on described joint pin 1102, described joint pin 1102 is positioned at described oblong openings groove.Then by the screw 15 with draw ring, square plate is fixed on the described first straight plate, thereby the joint pin 1102 of single string porcelain vase is locked in described oblong openings groove, so just can avoid bulb fixing-line device to come off from single string porcelain vase, improve the security reliability of stringing work, ensured field personnel's personal safety simultaneously.Then pull rope is fastened on described bulb fixing-line device, then start motor-driven grinding mill, by the tight pull rope of strand grain, thereby to transmission line wire is carried out to stringing.
Screw 15 with draw ring screws in the second screw and the 3rd screw successively, and screw is fixed on top board and the second straight plate.
Described top board 703 is inverted U-shaped plate, and the supporting bracket 7031 of top board 703 both sides is fixed on the plate face of the described second straight plate 7012.
The described combination stringing instrument for line conductor stringing also comprises yoke plate wire grip 8; Described yoke plate wire grip 8 comprises V-arrangement body 801, and described V-arrangement body 801 comprises two supporting legs, is provided with a hook 802 on each supporting leg in described two supporting legs; Described supporting leg comprises the first supporting leg 8011 and the second supporting leg 8012, on described the first supporting leg 8011, be provided with a fixed head 803, on described fixed head 803, be provided with the fifth hole 8031 that a thickness direction along described fixed head 803 penetrates described fixed head 803.
Two supporting legs of described yoke plate wire grip are to be made by a steel bar, and steel bar bending is in the shape of the letter V, and bending part is arc.Each supporting leg is provided with a hook.During stringing operation, yoke plate wire grip is used for connecting two string porcelain vases, between two string porcelain vases 12 of two string porcelain vases, is provided with a connecting plate 1201, is provided with a plurality of through holes on connecting plate 1201.Two hooks of yoke plate wire grip are hung on the connecting plate 1201 of described two string porcelain vases 12, then pass through a bolt 14 successively through the fifth hole on fixed head and the through hole on connecting plate 1201, fixed head 803 and connecting plate 1201 are fixed together, thereby avoid yoke plate wire grip to come off from two string porcelain vases, improve the security reliability of stringing work, ensured field personnel's personal safety simultaneously.Improve circuit stringing efficiency, fully ensured construction safety, reduced construction cost.
While needing stringing, pull rope is fastened in the intersection area of two supporting legs of described yoke plate wire grip V-arrangement body, then start motor-driven grinding mill, by the tight pull rope of strand grain, thereby to transmission line wire is carried out to stringing.
Two supporting leg intersections of described V-arrangement body 801 are arc.
Claims (7)
1. for the combination stringing instrument of line conductor stringing, it is characterized in that, comprise fixed pulley (1), the first prestretch block (2), the second prestretch block (3), strand mill (4), pull rope (5), for fixing the coaster fixed head (6) of the second prestretch block (3) and for clamping the bulb fixing-line device (7) of single string porcelain vase (11); Described fixed pulley (1) is fixed on the top of electric pole (9); Described coaster fixed head (6) is fixed on the cross-arm (10) of electric pole (9), and described the second prestretch block (3) is fixed on described coaster fixed head (6); Described the first prestretch block (2) is fixed on the bottom of electric pole (9); Described strand mill (4) is fixed on ground; It is upper that described pull rope (5) is wound in described strand mill (4), and the pull rope (5) of drawing on strand mill (4) is walked around the first prestretch block (2), fixed pulley (1) and the second prestretch block (3) successively, then fastens on described bulb fixing-line device (7); During stringing, only need to rotate strand mill (4) pulling traction rope (5), can realize the stringing of line conductor (13).
2. the combination stringing instrument for line conductor stringing according to claim 1, it is characterized in that, the solid plate (6) of described coaster comprises plate-like body (601), for the coaster fixed structure (602) that is connected with described the second prestretch block (3), for described plate-like body (601) being fixed on to the backup plate (603) on the cross-arm (10) of described electric pole (9); In described plate-like body (601), be provided with the U-shaped groove (6011) that penetrates described plate-like body (601) along the thickness direction of described plate-like body (601); Described plate-like body (601) is upper, and the both sides of described U-shaped groove (6011) respectively have a thickness direction along described plate-like body (601) to penetrate first through hole (6012) of described plate-like body (601); On described backup plate (603), be also provided with two the second through holes (6031); Described two the second through holes (6031) are corresponding with the position of described two the first through holes (6012); Described backup plate (603) is fixed in described plate-like body (601) by two bolts (14); Described coaster fixed structure (602) is arranged at the top of described plate-like body (601), described coaster fixed structure (602) comprises two risers (6021), two risers (6021) are arranged in parallel, and each riser (6021) in two risers (6021) is provided with a third through-hole (60211); Within a bolt (14) passes successively the third through-hole (60211) of two risers (6021) and is fixed on described two third through-holes (60211).
3. the combination stringing instrument for line conductor stringing according to claim 2, is characterized in that, described plate body (601) is arc, and described coaster fixed structure (602) is positioned at the place, arc top of described plate-like body (601).
4. the combination stringing instrument for line conductor stringing according to claim 1, it is characterized in that, described bulb card line apparatus (7) comprises a L shaped plate (701), a square plate (702), three screws with draw ring (1501) (15) and a top board (703), and described L shaped plate (701) comprises the first straight plate (7011) and the second straight plate (7012) being fixedly connected with the described first straight plate (7011); The upper one end away from the described second straight plate (7012) of the described first straight plate (7011) is provided with the oblong openings groove (70111) that a thickness direction along the described first straight plate (7011) runs through the described first straight plate (7011); The described first straight plate (7011) is upper, in the both sides of oblong openings groove (70111), respectively offers first screw (70112); On described side's plate (702), offer two fourth holes (7021);
Described top board (703) is fixedly installed on the plate face of the upper side away from the described first straight plate (7011) of the described second straight plate (7012), is provided with the second screw that penetrates described top board (703) along the thickness direction of described top board (703) on described top board (703); On the described second straight plate (7012), be provided with the 3rd screw that penetrates the described second straight plate (7012) along the thickness direction of the described second straight plate (7012); The axis of the axis of described the second screw and described the 3rd screw point-blank.
5. the combination stringing instrument for line conductor stringing according to claim 4, is characterized in that, described top board (703) is inverted U-shaped plate, and the supporting bracket (7031) of top board (703) both sides is fixed on the plate face of the described second straight plate (7012).
6. the combination stringing instrument for line conductor stringing according to claim 1, is characterized in that, also comprises yoke plate wire tensioning device (8); Described yoke plate wire grip (8) comprises V-arrangement body (801), and described V-arrangement body (801) comprises two supporting legs, on each supporting leg in described two supporting legs, is provided with a hook (802); Described supporting leg comprises the first supporting leg (8011) and the second supporting leg (8012), on described the first supporting leg (8011), be provided with a fixed head (803), on described fixed head (803), be provided with the fifth hole (8031) that a thickness direction along described fixed head (803) penetrates described fixed head (803).
7. the combination stringing instrument for line conductor stringing according to claim 1, is characterized in that, two supporting leg intersections of described V-arrangement body (801) are arc.
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Cited By (5)
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| CN103928864A (en) * | 2014-04-09 | 2014-07-16 | 国家电网公司 | 66kV-220kV power transmission line composite wire seam electrified adjusting method |
| CN105262003A (en) * | 2015-09-21 | 2016-01-20 | 国网辽宁省电力有限公司锦州供电公司 | Wire tension method for high-voltage wire in power transmission circuit |
| CN106429614A (en) * | 2016-10-10 | 2017-02-22 | 国家电网公司 | New-built circuit lead unfolding wear protection tool |
| CN107448053A (en) * | 2017-08-04 | 2017-12-08 | 国网江苏省电力公司盐城供电公司 | A kind of tower bar tilts monitoring bracing means |
| CN108336691A (en) * | 2018-05-14 | 2018-07-27 | 国网黑龙江省电力有限公司牡丹江供电公司 | A kind of tight hanging wire clamp device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928864A (en) * | 2014-04-09 | 2014-07-16 | 国家电网公司 | 66kV-220kV power transmission line composite wire seam electrified adjusting method |
| CN103928864B (en) * | 2014-04-09 | 2016-08-31 | 国家电网公司 | 220kV-66kV electric transmission line hot-line adjusts the method for multiple wire linear slit |
| CN105262003A (en) * | 2015-09-21 | 2016-01-20 | 国网辽宁省电力有限公司锦州供电公司 | Wire tension method for high-voltage wire in power transmission circuit |
| CN106429614A (en) * | 2016-10-10 | 2017-02-22 | 国家电网公司 | New-built circuit lead unfolding wear protection tool |
| CN106429614B (en) * | 2016-10-10 | 2022-09-23 | 国家电网有限公司 | Wear tool for protecting newly-built line conductor |
| CN107448053A (en) * | 2017-08-04 | 2017-12-08 | 国网江苏省电力公司盐城供电公司 | A kind of tower bar tilts monitoring bracing means |
| CN108336691A (en) * | 2018-05-14 | 2018-07-27 | 国网黑龙江省电力有限公司牡丹江供电公司 | A kind of tight hanging wire clamp device |
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| CN103594976B (en) | 2016-06-29 |
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Address after: 242000 NO.160 Baocheng Road, Xuanzhou District, Xuancheng City, Anhui Province Patentee after: STATE GRID ANHUI ELECTRIC POWER CO., LTD. XUANCHENG POWER SUPPLY Co. Address before: 242000 Xuancheng Power Supply Company at the intersection of Shuiyangjiang road and Baocheng Road, Xuanzhou District, Xuancheng City, Anhui Province Patentee before: XUANCHENG POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER Corp. |
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Effective date of registration: 20210818 Address after: 242000 Xuancheng Power Supply Company at the intersection of Shuiyangjiang road and Baocheng Road, Xuanzhou District, Xuancheng City, Anhui Province Patentee after: XUANCHENG POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER Corp. Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: State Grid Corporation of China Patentee before: XUANCHENG POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER Corp. |
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