CN105743040A - Conductor vertically arranged power transmission tower - Google Patents
Conductor vertically arranged power transmission tower Download PDFInfo
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- CN105743040A CN105743040A CN201410773186.4A CN201410773186A CN105743040A CN 105743040 A CN105743040 A CN 105743040A CN 201410773186 A CN201410773186 A CN 201410773186A CN 105743040 A CN105743040 A CN 105743040A
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Abstract
The invention relates to a conductor vertically arranged power transmission tower. Span wires of insulating strings are arranged between tower bodies. The insulating strings are connected with conductors. Stay wires are arranged at the top ends of the tower bodies. The span wires are provided with the V-type or I-type insulating strings. Compared with the prior art, the conductor vertically arranged power transmission tower is suitable for a direct-current circuit and an alternating-current circuit. By means of the V-type suspension strings, structural structure of fittings is improved, overall strength of the suspension strings is improved, and normal operation of a power transmission line is guaranteed; meanwhile, the length of the suspension strings is effectively reduced, and therefore, the height of the tower bodies of the power transmission tower is reduced, and manufacturing cost, transport cost and construction cost of the fittings and the tower are reduced.
Description
Technical field
The present invention relates to a kind of electric power line tower structure, particularly a kind of for direct current and alternating current circuit Guywire tower.
Background technology
Tangent tower, as a kind of iron tower structure, is widely used in UHV Overhead Transmission Line, is used for supporting wire and ground wire, is commonly used between the strain section of circuit, be the shaft tower type that in a transmission line of electricity, usage quantity is more.Conventional tower structure pattern is self-supporting tower, Guywire tower and suspension cable tower.The conventional pattern of Guywire tower draws V tower (tower body is V-type twin columns) and single-column Guywire tower (tower body is single-column).The horizontally arranged mode of the alternate employing of wire；The conventional pattern of suspension cable tower is twin columns suspension cable towers.But owing to Guywire tower and suspension cable tower mostly are horizontally arranged, natural transmission power is low, can not be effectively compressed power transmission line corridor width, unit corridor transmission line capability is few.And HVDC and the alternating current circuit suspension string overwhelming majority adopt I string and V string two ways both at home and abroad at present, construction along with extra-high voltage, electric pressure is more and more higher, conductor cross-section certainly will be strengthened and increase the division radical of wire, what so certainly will increase wire makes consumption, the tonnage of hardware string and the size of gold utensil and the physical dimension and line corridor width etc. of tonnage, steel tower, thus increasing construction investment.
Technical scheme provided by the invention provides a kind of Guywire tower.Guywire tower is mainly made up of tower body and bracing wire, and the steel construction cross-arm of tower body then uses suspension cable replacement instead and insulator string hangs on suspension cable, and bracing wire is arranged vertically.And provide a kind of V-type suspension string, so that, while ensureing engine request, physical dimension and the type of attachment of gold utensil in suspension string can be optimized, this not only lowers gold utensil manufacture, transport and construction cost, it is also possible to reduce steel tower investment.
Summary of the invention
The technical problem to be solved in the present invention is: provide one for direct current and alternating current circuit, stabilized structure, the wire transmission tower arranged vertically that materials are saved more.
A kind of wire transmission tower arranged vertically, is provided with the suspension cable being connected to insulator string between described shaft tower, described shaft tower top is provided with bracing wire, it is characterised in that described suspension cable is provided with V-type or I type insulator string.
Described V-type insulator string is distributed in described hanging yoke plate suspension string constitutes by hanging yoke plate and one end is V-shaped, and described suspension string is formed by composite insulator concatenation；One end of V-type insulator string is connected with suspension cable connector, and its other end is connected with hanging yoke plate rotating shaft.
The connector of connection, U-shaped link one, DB adjustment plate, Z-type right angle link plate one, LT type yoke plate, parallel link plate, LZ type yoke plate, ZBD type right angle link plate and U-shaped link two it is sequentially provided with between the composite insulator string of described suspension string and suspension cable；It is provided with the connector yoke plate one both being connected and Z-type right angle link plate two between the composite insulator string of one of them described suspension string and hanging yoke plate, between the composite insulator string of another described suspension string and hanging yoke plate, is provided with the connector yoke plate two both being connected and right angle link plate.
Described connector is the platy structure that one end level is provided with Hollow Cylindrical Shaft, other end level is provided with perforate, described perforate direction is vertical with the axis direction of Hollow Cylindrical Shaft, arranges stud in described Hollow Cylindrical Shaft, and described stud two ends are sequentially provided with packing ring, nut and closed pin from the inside to the outside；Described perforate is connected with U-shaped link one by bolt, and described connector is connected with suspension cable stud.
The circular hole that two linear edge intersections of described DB adjustment plate are arranged is arranged in U-shaped link one, and the circular hole being equipped with along its arc-shaped side interval is connected with Z-type right angle link plate one.
Link plate one two ends, described Z-type right angle are respectively provided with groove, and the fluting direction of described groove is mutually perpendicular to, and described groove two side is respectively equipped with through hole along same level line direction；Described groove is connected with the DB spaced circular hole of adjustment plate arc-shaped side and LT type yoke plate respectively by bolt.
Described parallel link plate two ends are connected with LT type yoke plate and LZ type yoke plate respectively by bolt.
Described ZBD type right angle link plate is the platy structure that one end is provided with U-shaped groove, and other end level is provided with circular hole；The perforate direction of described circular hole is consistent with the fluting direction of U-shaped groove, and described U-shaped groove two side is provided with the through hole vertical with described circular hole perforate direction along same level line direction；Arranging LZ type yoke plate in described U-shaped groove, the circular hole of described ZBD type right angle link plate is connected with U-shaped link two by bolt.
Described yoke plate one one end is placed equidistant the hole one, hole two and the hole three that are connected respectively with composite insulator string along same linear interval, and the other end is provided with Kong Si that is be positioned at same catenary with hole three and that be connected with Z-type right angle link plate two.
It is provided with grading ring between described composite insulator, described grading ring is made up of symmetrically arranged two semi-rings, described semi-ring end arranges end-blocking ball, described grading ring is connected with yoke plate one and yoke plate two respectively by support, is respectively equipped with and loosens packing ring and packing ring between described support and yoke plate one and yoke plate two.
Described Z-type right angle link plate two and link plate one end, right angle level are provided with the platy structure of Hollow Cylindrical Shaft, other end level is provided with perforate, described perforate direction is vertical with the axis direction of Hollow Cylindrical Shaft, arranging stud in described Hollow Cylindrical Shaft, described bolt two ends are sequentially provided with packing ring, nut and closed pin from the inside to the outside；Described yoke plate one and yoke plate two are connected with Z-type right angle link plate two and right angle link plate respectively by bolt, and perforate described in the other end is connected with hanging yoke plate by rotating shaft.
Described hanging yoke plate is provided with the wire clamp connecting hole along same circle distribution being connected with suspension clamp, and described hanging yoke plate center is provided with heavy punch piece.
Described heavy punch piece includes lamellar body and is in a suit hole at lamellar body center, and the side in described suit hole arranges a construction opening；It is provided above a locking plate, for by described construction opening locking at described construction opening.
Described locking plate 28 is by being fixed on above described construction opening on the lamellar body of both sides.
Described suspension clamp includes the pressing plate being provided at its inner portion and the UB link plate being arranged on its top；Tied by fastening screw between described pressing plate and suspension clamp and connect；Described UB link plate is connected with hanging yoke plate by bolt.
It is provided with plain washer and spring washer between described pressing plate and fastening bolt.
Transmission pressure is arranged in the cavity of described pressing plate and suspension clamp composition.
Described transmission pressure surface is provided with wire wrap.
Described I type insulator string includes hanging yoke plate and the suspension string being distributed in " I " font, and described suspension string includes being formed by composite insulator concatenation,
Connector, U-shaped link one, DB adjustment plate, Z-type right angle link plate one, LT type yoke plate, parallel link plate, LZ type yoke plate, ZBD type right angle link plate and U-shaped link two it is sequentially provided with respectively between the composite insulator string of described suspension string and suspension cable；Yoke plate one and Z-type right angle link plate two it is sequentially provided with between composite insulator string and the hanging yoke plate of described suspension string.
Outside two described shaft towers, structure entirety is connected by totally four bracing wires with ground, and bracing wire initial tension is the 15%-20% of its design bearing capacity.
Described shaft tower is that two ends are angle steel or the cancelled structure of steel pipe composition, and its lattice section form is triangle, square, circular or polygon.
Described insulator string is that double; two V goes here and there vertical arrangement or VIV hang or VVV hang or III hang.
Described suspension cable, bracing wire are galvanized strand wires.
The present invention compared with the prior art, has the advantages that
1, V-type suspension string provided by the invention, adopts ripe processing technique, greatly improves the structural strength of gold utensil and gold utensil is connected as the bulk strength after suspension string, it is ensured that transmission line of electricity properly functioning.
2, V-type suspension string provided by the invention, by optimizing structure and the connected mode thereof of gold utensil, effectively shorten the length of suspension string, thus reducing the tower body height of electric power pylon, reduce gold utensil and the manufacture of steel tower, transport and construction cost, there is good economic benefit.
3, V-type suspension string provided by the invention, adopts the yoke plate one of new structure, becomes two in suspension string upper end by LZ type yoke plate simultaneously, optimizes suspension string structure, alleviates suspension string weight and string is long.
4, V-type suspension string provided by the invention, improve a strength grade of the right angle link plate being positioned at left side suspension string weak spot namely higher than one strength grade of Z-type right angle link plate of right side co-located, when construction, left side suspension string is placed in outside the tower body of electric power pylon, when suspension string occurs string disconnected, owing to the strength grade of right angle link plate is higher than the strength grade of Z-type right angle link plate, right side suspension string first breaks, ensure that resolving string because clashing into steel tower, and will not cause secondary injury.
5, heavy punch piece is a kind of simple in construction, heavy punch piece easy for installation.
6, wire transmission tower arranged vertically can reduce steel using amount, save construction investment；
7, a kind of wire transmission tower arranged vertically can save floor space；
8, wire is arranged vertically is a kind of compact arrangement, it is possible to play the purpose improving unit corridor transmission line capability and economizing the land resource；
9, suspension cable 24, bracing wire 1 adopt galvanized strand wires not only can meet requirement of strength, it is also possible to play antisepsis.
Accompanying drawing explanation
Fig. 1: the structural representation of V-type suspension string provided by the invention；
Fig. 2: the structural representation of one of them suspension string provided by the invention；
Fig. 3: the structural representation of another suspension string provided by the invention
Fig. 4: suspension clamp provided by the invention hangs the structural representation of transmission pressure；
Fig. 5: connector provided by the invention face structural representation；
Fig. 6: the side-looking structural representation of connector provided by the invention；
Fig. 7: U-shaped link provided by the invention face structural representation；
Fig. 8: the side-looking structural representation of U-shaped link provided by the invention；
Fig. 9: the structural representation of DB adjustment plate provided by the invention；
Figure 10: Z-type right angle provided by the invention link plate face structural representation；
Figure 11: the side-looking structural representation of Z-type right angle provided by the invention link plate；
Figure 12: the structural representation of LT type yoke plate provided by the invention；
Figure 13: parallel link plate provided by the invention face structural representation；
Figure 14: the side-looking structural representation of parallel link plate provided by the invention；
Figure 15: the structural representation of LZ type yoke plate provided by the invention；
Figure 16: ZBD type right angle provided by the invention link plate face structural representation；
Figure 17: the side-looking structural representation of ZBD type right angle provided by the invention link plate；
Figure 18: the plan structure schematic diagram of grading ring provided by the invention；
Figure 19: grading ring provided by the invention face structural representation；
Figure 20: the structural representation of yoke plate provided by the invention；
Figure 21: suspension clamp provided by the invention face structural representation；
Figure 22: the side-looking structural representation of suspension clamp provided by the invention；
Figure 23: the structural representation of hanging yoke plate provided by the invention；
Figure 24: the structural representation of wire wrap provided by the invention；
Figure 25: heavy punch piece structural representation provided by the invention；
Figure 26 is double; two V string Guywire tower schematic diagram arranged vertically of the present invention.
The VIV inverted triangle arrangement Guywire tower schematic diagram of Figure 27 present invention.
The VVV inverted triangle arrangement Guywire tower schematic diagram of Figure 28 present invention.
The III inverted triangle arrangement row Guywire tower schematic diagram of Figure 29 present invention.
Wherein: 1, connector；2, U-shaped link one；3, DB adjustment plate；4, Z-type right angle link plate one；5, LT type yoke plate；6, parallel link plate；7, LZ type yoke plate；8, ZBD type right angle link plate；9, U-shaped link two；10, composite insulator；11, grading ring；12, yoke plate one；13, Z-type right angle link plate two；14, suspension clamp；15, hanging yoke plate；16, heavy punch piece；17, wire wrap；18, yoke plate two；19, right angle link plate；101, stud；102, packing ring；103, nut；104, closed pin；201, bolt；202, nut；203, closed pin；400, packing ring；401, bolt；402, nut；403, closed pin；601, bolt；602, nut；603, closed pin；801, bolt；802, nut；803, closed pin；1101, support；1102, end-blocking ball；1103, bolt；1104, nut；1105, packing ring is loosened；1106, packing ring；1201, Kong Yi；1202, hole two；1203, hole three；1204, Kong Si；1401, pressing plate；1402, fastening bolt；1403, UB link plate；1404, bolt；1405, nut；1406, closed pin；1407, plain washer；1408, spring washer；1409, bolt；20, bracing wire；21, drag-line；22, insulator string；23, shaft tower；24, suspension cable；25, middle hanging point；26, suit hole；27, construction opening；28, locking plate；
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
A kind of wire transmission tower arranged vertically being applicable to direct current and alternating current circuit that the embodiment of the present invention provides, if Fig. 1 is to shown in 26, including: connector 1, U-shaped link 1, DB adjustment plate 3, Z-type right angle link plate 1, LT type yoke plate 5, parallel link plate 6, LZ type yoke plate 7, ZBD type right angle link plate 8, U-shaped link 29, composite insulator 10, grading ring 11, yoke plate 1, Z-type right angle link plate 2 13, suspension clamp 14, hanging yoke plate 15, heavy punch piece 16, wire wrap 17, yoke plate 2 18, right angle link plate 19.Two suspension strings of V-shaped distribution are connected with steel tower cross-arm and hanging yoke plate 15 respectively, suspension string includes, by the composite insulator string of composite insulator 10 concatenation, being all sequentially connected with connector 1, U-shaped link 1, DB adjustment plate 3, Z-type right angle link plate 1, LT type yoke plate 5, parallel link plate 6, LZ type yoke plate 7, ZBD type right angle link plate 8 and U-shaped link 29 between composite insulator string and the steel tower cross-arm of two suspension strings；It is sequentially provided with yoke plate 1 and Z-type right angle link plate 2 13 between composite insulator string and the hanging yoke plate 15 of one of them suspension string, between composite insulator string and the hanging yoke plate 15 of another suspension string, is sequentially provided with yoke plate 2 18 and right angle link plate 19.
Wherein, as shown in FIG. 5 and 6, connector 1 includes the hinge 29 with Hollow Cylindrical Shaft and the otic placode 30 being provided with connecting hole 1, hinge 29 and otic placode 30 end are hinged, the other end of otic placode 30, the perforate direction of connecting hole 1 is vertical with the axis direction of Hollow Cylindrical Shaft, arranges stud 101 in described Hollow Cylindrical Shaft, and described stud 101 two ends are sequentially provided with packing ring, nut and closed pin from the inside to the outside；Connector is fixed on connector 34 by nut by described hinge 29, and described connector 34 is provided with the connecting hole 2 32 that perforate direction is identical with connecting hole 1, and described connecting hole 2 32 connects connecting hole 1 connecting bolt described in suspension cable 24 and U-shaped link 1.
Wherein, if Fig. 7 is to shown in 8, U-shaped link 2 is connected by bolt 301 with the perforate of connector 1, and bolt 301 is fastened by nut 302, and bolt 301 end is provided with the closed pin 303 preventing nut 302 from coming off；U-shaped link 2 other end is connected with DB adjustment plate 3.
Wherein, as it is shown in figure 9, the circular hole that 3 liang of linear edge intersections of DB adjustment plate are arranged is arranged in U-shaped link 1, the circular hole being equipped with along its arc-shaped side interval is connected with Z-type right angle link plate 1.
Wherein, if Figure 10 is to shown in 11, link plate 1 two ends, Z-type right angle are respectively provided with groove, the fluting direction of groove is mutually perpendicular to, groove two side is respectively equipped with through hole along same level line direction, one end of Z-type right angle link plate 1 is connected with the circular hole being arranged on DB adjustment plate 3 arc-shaped side by bolt 401, and bolt 401 installs, after fastening with nut 402, the closed pin 403 preventing nut 402 from coming off；Its other end is connected with LT type yoke plate 5 by bolt.
Wherein, if Figure 13 is to shown in 14, parallel link plate 6 two ends are connected with LT type yoke plate 5 and LZ type yoke plate 7 respectively by bolt.
Wherein, as shown in figure 15, LZ type yoke plate 7 one end connects two parallel link plates 6, and the other end connects three ZBD type right angle link plates 8.
Wherein, if Figure 16 is to shown in 17, ZBD type right angle link plate 8 is provided with the platy structure of U-shaped groove for one end, and other end level is provided with circular hole；The perforate direction of circular hole is consistent with the fluting direction of U-shaped groove, and U-shaped groove two side is provided with the through hole vertical with circular hole perforate direction along same level line direction.Being connected with LZ type yoke plate 7 by bolt 801 in the U-shaped groove of ZBD type right angle link plate 8, bolt 801 nut 802 fastens, and is provided with the closed pin 803 preventing nut 802 from coming off in bolt 801 end；The circular hole of ZBD type right angle link plate 8 other end and U-shaped link 29 are bolted, and U-shaped link 29 is connected with suspension string.
Wherein, if Figure 18 is to shown in 19, grading ring 11 is between composite insulator, it is made up of symmetrically arranged two semi-rings, the end of semi-ring arranges end-blocking ball 1102, grading ring 11 is connected with yoke plate 1 and yoke plate 2 18 respectively by support 1101, is respectively equipped with and loosens packing ring 1105 and packing ring 1106 between support 1101 and yoke plate 1 and yoke plate 2 18.
Wherein, as shown in figure 20, Z-type right angle link plate 2 13 and right angle link plate 19 one end level are provided with the platy structure of Hollow Cylindrical Shaft, other end level is provided with perforate, described perforate direction is vertical with the axis direction of Hollow Cylindrical Shaft, arranging stud 105 in described Hollow Cylindrical Shaft, described bolt 401 two ends are sequentially provided with packing ring 400, nut 402 and closed pin 403 from the inside to the outside；Described yoke plate 1 and yoke plate 2 18 are connected with Z-type right angle link plate 2 13 and right angle link plate 19 respectively by bolt, and perforate described in the other end is connected with hanging yoke plate 15 by rotating shaft.
Wherein, if Figure 21 is to shown in 22, suspension clamp 14 includes pressing plate 1401 on its interior and is positioned at the UB link plate 1403 at its top；Place transmission pressure between pressing plate 1401 and suspension clamp 14 and fix by fastening bolt 1402, fastening with nut 1405 after fastening bolt 1402 installs plain washer 1407 and spring washer 1408；UB link plate 1403 is connected with hanging yoke plate 15 by bolt 1404, and bolt 1404 installs, after fastening with nut 1405, the closed pin 1406 preventing nut 1405 from coming off.
Wherein, as shown in figure 23, hanging yoke plate 15 is provided with the wire clamp connecting hole along same circle distribution being connected with the suspension clamp 14 for hanging transmission pressure, is provided with the heavy punch piece 16 of pendulum angle for controlling suspension string at hanging yoke plate 15 center.
Wherein, as shown in figure 24, wire wrap 17 is wrapped up on transmission pressure surface, it is prevented that transmission pressure is excessive and impaired because of external pressure.
Wherein, as shown in figure 25, heavy punch piece 16 includes lamellar body and is in a suit hole 26 at lamellar body center, it is characterised in that: in the side in described suit hole 26, a construction opening 27 is set；It is provided above a locking plate 28, for by described construction opening 27 locking at described construction opening 27.
Locking plate 28 is by being fixed on above described construction opening 27 on the lamellar body of both sides.
Wherein, as shown in figure 26, structure entirety is connected by totally four bracing wires 20 of shaft tower 23 both sides of each wire transmission tower arranged vertically with ground, and bracing wire 20 initial tension is the 15% of its design bearing capacity.
Shaft tower 23 is the angle steel cancelled structure of taper for two ends, and its section form is triangle.
Insulator string 22 is that double; two V goes here and there vertical arrangement, and V-type insulator string 22 two ends are connected on shaft tower 23, and two V-type insulator strings 22 are on same straight line and arranged vertically.
Suspension cable 24, bracing wire 20 are galvanized strand wires.
When by vertical force, mainly undertaken by two shaft towers 23.When by Lateral Force, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.When being subject to longitudinal body effect, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.A kind of wire transmission tower arranged vertically is by the structure of shaft tower 23 and bracing wire 20 so that whole system keeps balance under force.
Wherein, as shown in figure 27, structure entirety is connected by totally four bracing wires 20 of shaft tower 23 both sides of each wire transmission tower arranged vertically with ground, and bracing wire 20 initial tension is the 18% of its design bearing capacity.
Suspension cable 24 has middle hanging point 25, and in this, hanging point 25 is 1, and insulator string 22 is connected in this hanging point 25.
Shaft tower 23 is the cancelled structure of steel pipe for two ends, and its section form is circular.
Insulator string 22 is VIV hang, and V-type insulator string 22 one end is fixed on suspension cable 24 end points, and the other end is fixed on middle hanging point 25, and two V-type insulator strings 22 are horizontally arranged.A piece I type insulator string 22 is fixed on middle hanging point 25.Three insulator strings 22 form VIV shape.
Suspension cable 24, bracing wire 20 are galvanized strand wires.
When by vertical force, mainly undertaken by two shaft towers 23.When by Lateral Force, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.When being subject to longitudinal body effect, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.A kind of wire transmission tower arranged vertically is by the structure of shaft tower 23, suspension cable 24 and bracing wire 20 so that whole system keeps balance under force.
Wherein, as shown in figure 28, structure entirety is connected by totally four bracing wires 20 of shaft tower 23 both sides of each wire transmission tower arranged vertically with ground, and bracing wire 20 initial tension is the 20% of its design bearing capacity.
Suspension cable 24 has middle hanging point 25, and in this, hanging point 25 is 1, and insulator string 22 is connected in this hanging point 25.
Shaft tower 23 is the cancelled structure of steel pipe for two ends, and its section form is hexagon.
Insulator string 22 is VVV hang, and V-type insulator string 22 one end is fixed on suspension cable 24 end points, and the other end is fixed on middle hanging point 25, and two V-type insulator strings 22 are horizontally arranged.Other V-type insulator string 22 two ends are connected on shaft tower 23, and fixing V-type insulator string 22 parallel with two is on same straight line and arranged vertically.
Suspension cable 24, bracing wire 20 are galvanized strand wires.
When by vertical force, mainly undertaken by two shaft towers 23.When by Lateral Force, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.When being subject to longitudinal body effect, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.A kind of wire transmission tower arranged vertically is by the structure of shaft tower 23, suspension cable 24 and bracing wire 20 so that whole system keeps balance under force.
Wherein, as shown in figure 29, structure entirety is connected by totally four bracing wires 20 of shaft tower 23 both sides of each wire transmission tower arranged vertically with ground, and bracing wire 20 initial tension is the 19% of its design bearing capacity.
Suspension cable 24 has middle hanging point 25, and in this, hanging point 25 is 1, and insulator string 22 is connected in this hanging point 25.
Shaft tower 23 is steel pipe lattice type structure for two ends, and its section form is square.
Insulator string 22 is III hang, and two I type insulator string 22 one end are fixed on shaft tower 23, and the other end is fixed on middle hanging point 25, and another I type insulator string 22 is fixed on the middle hanging point 25 being on transmission tower centrage.
Suspension cable 24, bracing wire 20 are galvanized strand wires, concrete model is selected according to the requirement for bearing capacity that engineering is actual, such as, ± 800kV DC power transmission line tower load is bigger, can be selected for the steel strand wires that model is 1x37-28.0-1470-B, for the shaft tower of low-voltage-grade, can be selected for the steel strand wires that model is 1x19-13.0-1270-B.
When by vertical force, mainly undertaken by two shaft towers 23.When by Lateral Force, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.When being subject to longitudinal body effect, bracing wire 20 is by pulling force, and shaft tower 23 is stressed.A kind of wire transmission tower arranged vertically is by the structure of shaft tower 23, suspension cable 24 and bracing wire 20 so that whole system keeps balance under force.
Embodiment 1
As shown in Figure 1, two, the left and right of V-shaped distribution suspension string, it is connected by yoke plate 2 18 and right angle link plate 19 between suspension string with hanging yoke plate 15 on the left of it, is connected by yoke plate 1 and Z-type right angle link plate 2 13 between suspension string with hanging yoke plate 15 on the right side of it.Yoke plate 1 adopts structure as shown in figure 20, and becomes two in suspension string upper end by LZ type yoke plate 7, optimizes suspension string structure, alleviates suspension string weight and string is long；Meanwhile, the strength grade of the right angle link plate 19 of selection is higher than Z-type right angle link plate 2 13 one-level.When construction, left side suspension string is placed in outside the tower body of electric power pylon, when suspension string occurs string disconnected, owing to the strength grade of right angle link plate 19 is higher than the strength grade of Z-type right angle link plate 2 13, right side suspension string first breaks, it is ensured that resolves string and because clashing into steel tower, and will not cause secondary injury.
Above example is only in order to illustrate that technical scheme is not intended to limit; although the present invention being described in detail with reference to above-described embodiment; the specific embodiment of the present invention still can be modified or equivalent replacement by those of ordinary skill in the field; and these without departing from any amendment of spirit and scope of the invention or equivalent are replaced, within the claim protection model of its present invention all awaited the reply in application.
Claims (23)
1. a wire transmission tower arranged vertically, the suspension cable (24) being connected to insulator string (22) it is provided with between described shaft tower (23), described shaft tower top is provided with bracing wire (20), it is characterised in that described suspension cable (24) is provided with V-type or I type insulator string (22).
2. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterized in that, described V-type insulator string (22) is distributed in described hanging yoke plate (15) suspension string constitutes by hanging yoke plate (15) and one end is V-shaped, and described suspension string is formed by composite insulator (10) concatenation；One end of V-type insulator string (22) is connected with suspension cable (24) connector (1), and its other end is connected with rotating shaft with hanging yoke plate (15).
3. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterized in that, between the composite insulator string of described suspension string and suspension cable, be sequentially provided with the connector (1) of connection, U-shaped link one (2), DB adjustment plate (3), Z-type right angle link plate one (4), LT type yoke plate (5), parallel link plate (6), LZ type yoke plate (7), ZBD type right angle link plate (8) and U-shaped link two (9)；It is provided with the connector yoke plate one (12) both being connected and Z-type right angle link plate two (13) between the composite insulator string of one of them described suspension string with hanging yoke plate (15), between the composite insulator string of another described suspension string with hanging yoke plate (15), is provided with the connector yoke plate two (18) both being connected and right angle link plate (19).
4. a kind of wire transmission tower arranged vertically as claimed in claim 3, it is characterized in that, described connector (1) is provided with the platy structure of Hollow Cylindrical Shaft for one end level, other end level is provided with perforate, described perforate direction is vertical with the axis direction of Hollow Cylindrical Shaft, arranging stud (101) in described Hollow Cylindrical Shaft, described stud (101) two ends are sequentially provided with packing ring, nut and closed pin from the inside to the outside；Described perforate is connected with U-shaped link one (2) by bolt, and described connector (1) is connected with suspension cable (24) stud (101).
5. a kind of wire transmission tower arranged vertically as claimed in claim 4, it is characterized in that, the circular hole that two linear edge intersections of described DB adjustment plate (3) are arranged is arranged in U-shaped link one (2), and the circular hole being equipped with along its arc-shaped side interval is connected with Z-type right angle link plate one (4).
6. a kind of wire transmission tower arranged vertically as claimed in claim 5, it is characterized in that, link plate one (4) two ends, described Z-type right angle are respectively provided with groove, and the fluting direction of described groove is mutually perpendicular to, and described groove two side is respectively equipped with through hole along same level line direction；Described groove is connected with the spaced circular hole of DB adjustment plate (3) arc-shaped side and LT type yoke plate (5) respectively by bolt.
7. a kind of wire transmission tower arranged vertically as claimed in claim 6, it is characterised in that described parallel link plate (6) two ends are connected with LT type yoke plate (5) and LZ type yoke plate (7) respectively by bolt.
8. a kind of wire transmission tower arranged vertically as claimed in claim 7, it is characterised in that described ZBD type right angle link plate (8) is provided with the platy structure of U-shaped groove for one end, and other end level is provided with circular hole；The perforate direction of described circular hole is consistent with the fluting direction of U-shaped groove, and described U-shaped groove two side is provided with the through hole vertical with described circular hole perforate direction along same level line direction；Arranging LZ type yoke plate (7) in described U-shaped groove, the circular hole of described ZBD type right angle link plate (8) is connected with U-shaped link two (9) by bolt.
9. a kind of wire transmission tower arranged vertically as claimed in claim 3, it is characterized in that, described yoke plate one (12) one end is placed equidistant the hole one (1201), hole two (1202) and the hole three (1203) that are connected respectively with composite insulator string along same linear interval, and the other end is provided with Kong Si (1204) that is be positioned at same catenary with hole three (1203) and that be connected with Z-type right angle link plate two (13).
10. a kind of wire transmission tower arranged vertically as claimed in claim 9, it is characterized in that, grading ring (11) it is provided with between described composite insulator (10), described grading ring (11) is made up of symmetrically arranged two semi-rings, described semi-ring end arranges end-blocking ball (1102), described grading ring (11) is connected with yoke plate one (12) and yoke plate two (18) respectively by support (1101), it is respectively equipped with between described support (1101) and yoke plate one (12) and yoke plate two (18) and loosens packing ring (1105) and packing ring (1106).
11. a kind of wire transmission tower arranged vertically as claimed in claim 3, it is characterized in that, described Z-type right angle link plate two (13) and right angle link plate (19) one end level are provided with the platy structure of Hollow Cylindrical Shaft, other end level is provided with perforate, described perforate direction is vertical with the axis direction of Hollow Cylindrical Shaft, arranging stud (105) in described Hollow Cylindrical Shaft, described bolt (401) two ends are sequentially provided with packing ring (400), nut (402) and closed pin (403) from the inside to the outside；Described yoke plate one (12) and yoke plate two (18) are connected with Z-type right angle link plate two (13) and right angle link plate (19) respectively by bolt, and perforate described in the other end is connected with hanging yoke plate (15) by rotating shaft.
12. a kind of wire transmission tower arranged vertically as claimed in claim 3, it is characterized in that, described hanging yoke plate (15) is provided with the wire clamp connecting hole along same circle distribution being connected with suspension clamp (14), and described hanging yoke plate (15) center is provided with heavy punch piece (16).
13. a kind of wire transmission tower arranged vertically as claimed in claim 12, it is characterized in that, described heavy punch piece (16) includes lamellar body and is in suit hole (26) at lamellar body center, and the side of described suit hole (26) arranges a construction opening (27)；It is provided above a locking plate (28), for by described construction opening (27) locking at described construction opening (27).
14. a kind of wire transmission tower arranged vertically as claimed in claim 13, it is characterised in that described locking plate (28) is by being fixed on the lamellar body of both sides, described construction opening (27) top.
15. a kind of wire transmission tower arranged vertically as claimed in claim 12, it is characterised in that described suspension clamp (14) includes the pressing plate (1401) being provided at its inner portion and the UB link plate (1403) being arranged on its top；By fastening bolt (1402) connection between described pressing plate (1401) and suspension clamp (9)；Described UB link plate (1403) is connected with hanging yoke plate (15) by bolt.
16. a kind of wire transmission tower arranged vertically as claimed in claim 15, it is characterised in that be provided with plain washer (1407) and spring washer (1408) between described pressing plate (1401) and fastening bolt (1402).
17. wire transmission tower arranged vertically as claimed in claim 16 a kind of, it is characterised in that in the cavity that transmission pressure is arranged on described pressing plate (1401) and suspension clamp (14) is constituted.
18. a kind of wire transmission tower arranged vertically as claimed in claim 17, it is characterised in that described transmission pressure surface is provided with wire wrap (17).
19. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterized in that: described I type insulator string (22) includes hanging yoke plate (15) and the suspension string being distributed in " I " font, described suspension string includes being formed by composite insulator (10) concatenation
Connector (1), U-shaped link one (2), DB adjustment plate (3), Z-type right angle link plate one (4), LT type yoke plate (5), parallel link plate (6), LZ type yoke plate (7), ZBD type right angle link plate (8) and U-shaped link two (9) it is sequentially provided with respectively between the composite insulator string of described suspension string and suspension cable；Yoke plate one (12) and Z-type right angle link plate two (13) it is sequentially provided with between the composite insulator string of described suspension string and hanging yoke plate (15).
20. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterized in that, structure entirety is connected by two described shaft tower (23) outside totally four bracing wires (20) with ground, and bracing wire (20) initial tension is the 15%-20% of its design bearing capacity.
21. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterised in that described shaft tower (23) is angle steel or the cancelled structure of steel pipe composition for two ends, and its lattice section form is triangle, square, circular or polygon.
22. wire transmission tower arranged vertically as claimed in claim 1 a kind of, it is characterised in that described insulator string (22) be double; two V string vertical arrangement or VIV hang or VVV hang or III hang.
23. a kind of wire transmission tower arranged vertically as claimed in claim 1, it is characterised in that described suspension cable (24), bracing wire (20) are galvanized strand wires.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410773186.4A CN105743040B (en) | 2014-12-12 | 2014-12-12 | A kind of wire is arranged vertically transmission tower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410773186.4A CN105743040B (en) | 2014-12-12 | 2014-12-12 | A kind of wire is arranged vertically transmission tower |
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| Publication Number | Publication Date |
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| CN105743040A true CN105743040A (en) | 2016-07-06 |
| CN105743040B CN105743040B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410773186.4A Active CN105743040B (en) | 2014-12-12 | 2014-12-12 | A kind of wire is arranged vertically transmission tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108123410A (en) * | 2017-07-25 | 2018-06-05 | 浙江泰昌实业有限公司 | A kind of ground wire carrying out safety backup overhanging golden tool string |
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| JPH1146429A (en) * | 1997-07-28 | 1999-02-16 | Asahi Tec Corp | Tension jumper device |
| CN201549282U (en) * | 2009-09-18 | 2010-08-11 | 成都电力金具总厂 | Single-joint V-shaped suspension insulator string used for UHV transmission line |
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| CN108123410A (en) * | 2017-07-25 | 2018-06-05 | 浙江泰昌实业有限公司 | A kind of ground wire carrying out safety backup overhanging golden tool string |
| CN108123410B (en) * | 2017-07-25 | 2023-12-12 | 浙江泰昌实业有限公司 | Ground wire safe backup suspension hardware string |
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| CN105743040B (en) | 2017-09-01 |
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Address after: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee after: China Electric Power Research Institute Patentee after: STATE GRID CORPORATION OF CHINA Co-patentee after: STATE GRID JIBEI ELECTRIC POWER CO., LTD. Research Institute Address before: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee before: China Electric Power Research Institute Patentee before: State Grid Corporation of China Co-patentee before: STATE GRID JIBEI ELECTRIC POWER CO., LTD. Research Institute |
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Effective date of registration: 20190617 Address after: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee after: CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Co-patentee after: STATE GRID JIBEI ELECTRIC POWER CO., LTD. Research Institute Co-patentee after: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Address before: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee before: China Electric Power Research Institute Patentee before: State Grid Corporation of China Co-patentee before: STATE GRID JIBEI ELECTRIC POWER CO., LTD. Research Institute |
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