CN104332923A - Wear-resisting earth wire hanger based on grooved structure - Google Patents
Wear-resisting earth wire hanger based on grooved structure Download PDFInfo
- Publication number
- CN104332923A CN104332923A CN201410669561.0A CN201410669561A CN104332923A CN 104332923 A CN104332923 A CN 104332923A CN 201410669561 A CN201410669561 A CN 201410669561A CN 104332923 A CN104332923 A CN 104332923A
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- China
- Prior art keywords
- wear
- link plate
- ground wire
- groove
- right angle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
Abstract
The invention provides a wear-resisting earth wire hanger based on a grooved structure, for fixing and hanging an earth wire of an overhead transmission line; the wear-resisting earth wire hanger is improved by including a hanging plate, a link plate and a pre-twisted suspension wire clamp which are arranged sequentially, and an earth wire insulator is arranged between the link plate and the pre-twisted suspension wire clamp. Compared with the prior art, the wear-resisting earth wire hanger based on the grooved structure provided by the invention is simple in structure and convenient to install, can effectively improve wear resistance of connecting fittings in the earth wire hanger, and thereby improves whole wear-resisting performance of the earth wire hanger, and ensures safe operation of the transmission line.
Description
Technical field
The present invention relates to a kind of ground wire string, specifically relate to a kind of wear-resistant ground wire string based on trench structure.
Background technology
The ground wire string of overhead transmission line, for being fixed by ground wire and being suspended on straight line pole, also supports ground wire on mixture, and fixing on strain insulator, angle tower, traction ground wire is the important gold utensil serial type in transmission line.
Along with moving westwards of energy strategy, will strengthen further the exploitation dynamics of the energy resources in west China resources such as Xinjiang.Because the large-scale Energy Base distance central and east, west area load center distance is more than 2400 kilometers, therefore setting up large thermoelectricity, Hydropower Base at energy resources in west China center, Large Copacity, is at a distance the better approach of this contradiction of solution to load center by power delivery.But long-distance transportation will face the impact of western strong wind, sandstorm weather again, under the impact of this environment, the abrasion condition of ground wire string will aggravate, and finally cause because of gold utensil wear-out failure accidents caused, larger to the harm of transmission line.
For this reason, need to design a kind of wear-resisting ground wire string, reduce the wearing and tearing between gold utensil, above-mentioned long-distance transmission line normally can use, guarantee the safe operation of transmission line.
Summary of the invention
In order to solve the problem, the invention provides a kind of wear-resistant ground wire string based on trench structure, structure is simple, easy for installation, effectively can improve the resistance to wear connecting gold utensil in ground wire string, thus improve the overall wear resistance energy of ground wire string, guarantee the safe operation of transmission line.
The object of the invention is to adopt following technical proposals to realize:
A kind of wear-resistant ground wire string based on trench structure provided by the invention, described ground wire string is used for ground wire that is fixing and that hang in overhead transmission line, its improvements are: described ground wire string comprises the link plate, yoke plate 4 and the pre-hinged catenarian cable cleat 5 that set gradually, arranges ground insulator 6 between described yoke plate 4 and pre-hinged catenarian cable cleat 5.
Wherein, described link plate comprises the trunnion hanging panel 1, ZBD type right angle link plate 2 and the Z-type right angle link plate 3 that are connected in series successively.
Wherein, described trunnion hanging panel 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, arrange stud in described Hollow Cylindrical Shaft, described stud two ends are provided with packing ring, nut and closed pin from the inside to the outside successively.
Wherein, described ZBD type right angle link plate 2 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 hole vertical with described circular hole perforate direction along same level line direction.
Wherein, described trunnion hanging panel 1 is arranged in the U-shaped groove of described ZBD type right angle link plate 2 by bolt, and described bolt is provided with closed pin.
Wherein, link plate 3 two ends, described Z-type right angle arrange groove respectively, and the fluting direction of described groove is mutually vertical, and described groove two side is respectively equipped with hole along same level line direction.
Wherein, described ZBD type right angle link plate 2 is arranged in the groove of described Z-type right angle link plate 3 by bolt, and described bolt is provided with closed pin.
Wherein, described yoke plate 4 is isosceles triangle platy structure, and its three angles are respectively equipped with connecting hole, and the drift angle of described yoke plate 4 is arranged in the groove of described Z-type right angle link plate 3 by bolt, and described bolt is provided with closed pin; Two base angles of described yoke plate 4 are connected with pre-hinged catenarian cable cleat 5 respectively by ground insulator 6.
Wherein, described pre-hinged catenarian cable cleat 5 comprises wire clamp link plate 54, U-shaped anchor ear 58 and pendency sheath body 59; Described wire clamp link plate 54 is for establishing reeded platy structure in one end, other end level is provided with circular hole, the perforate direction of described circular hole is vertical with the fluting direction of groove, described groove two side is provided with the hole parallel with described circular hole perforate direction along same level line direction, groove and the described ground insulator 6 of described wire clamp link plate 54 are bolted, and its other end is connected with described U-shaped anchor ear 58 by bolt; In described U-shaped anchor ear 58, described pendency sheath body 59 is set.
Wherein, in described pendency sheath body 59, be respectively equipped with the outer preformed armor rods 511 and internal layer preformed armor rods 512 that arrange with one heart, between described outer preformed armor rods 511 and pendency sheath body 59, be provided with rubber packing 510.
Compared with the prior art, the beneficial effect that the present invention reaches is:
1, the wear-resistant ground wire string based on trench structure provided by the invention, adopt the grooved mechanism that " face and face " contacts, instead of the connected mode that " putting and point " or " putting and face " in the past contacts, increase the contact area connecting gold utensil, thus improve integrally-built intensity.
2, the wear-resistant ground wire string based on trench structure provided by the invention, effectively can improve the resistance to wear that ground wire string Inner respectively connects gold utensil, thus improves the resistance to wear of ground wire string entirety, effectively ensure that the safe operation of transmission line.
3, the wear-resistant ground wire string based on trench structure provided by the invention, structure is simple, easy accessibility, can adjust in time according to actual service condition.
4, the wear-resistant ground wire string based on trench structure provided by the invention, the structure of the connection gold utensil of employing and connected mode thereof, greatly improve ground wire string useful life in actual use, have good economy.
Accompanying drawing explanation
Fig. 1: the structural representation of the wear-resistant ground wire string based on trench structure provided by the invention;
Fig. 2: trunnion hanging panel provided by the invention face structural representation;
Fig. 3: the side-looking structural representation of trunnion hanging panel provided by the invention;
Fig. 4: ZBD type right angle provided by the invention link plate face structural representation;
Fig. 5: the side-looking structural representation of ZBD type right angle provided by the invention link plate;
Fig. 6: Z-type right angle provided by the invention link plate face structural representation;
Fig. 7: the side-looking structural representation of Z-type right angle provided by the invention link plate;
Fig. 8: pre-hinged catenarian cable cleat provided by the invention face structural representation;
Wherein: 1, trunnion hanging panel; 2, ZBD type right angle link plate; 3, Z-type right angle link plate; 4, yoke plate; 5, pre-hinged catenarian cable cleat; 6, ground insulator; 11, stud; 12, packing ring; 13, nut; 14, closed pin; 21, bolt; 22, nut; 23, closed pin; 31, bolt; 32, nut; 33, closed pin; 51, bolt; 52, nut; 53, closed pin; 54, wire clamp link plate; 55, bolt; 56, nut; 57, closed pin; 58, U-shaped anchor ear; 59, dangle sheath body; 510, rubber packing; 511, outer preformed armor rods; 512, internal layer preformed armor rods.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
The wear-resistant ground wire string based on trench structure that the embodiment of the present invention provides is for ground wire that is fixing and that hang in overhead transmission line, as shown in Figure 1, the trunnion hanging panel 1, ZBD type right angle link plate 2, Z-type right angle link plate 3, yoke plate 4, ground insulator 6 and the pre-hinged catenarian cable cleat 5 that are from top to bottom connected successively by bolt is comprised.Yoke plate 4 is isosceles triangle platy structure, and its three angles are respectively equipped with connecting hole, and the drift angle of yoke plate 4 is connected with Z-type right angle link plate 3, and two base angles are connected with pre-hinged catenarian cable cleat 5 respectively by ground insulator 6.
Wherein, as shown in Fig. 2 to 3, trunnion hanging panel 1 is provided with the platy structure of Hollow Cylindrical Shaft for one end level, its other end level is provided with perforate, the direction of perforate is vertical with the axis direction of Hollow Cylindrical Shaft, in Hollow Cylindrical Shaft, arrange stud 11, the two ends of stud 11 are provided with packing ring 12, nut 13 and closed pin 14 from the inside to the outside successively.
Wherein, as shown in Fig. 4 to 5, ZBD type right angle link plate 2 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 hole vertical with circular hole perforate direction along same level line direction.Trunnion hanging panel 1 is arranged in the U-shaped groove of ZBD type right angle link plate 2 by bolt 21, and bolt 21 is provided with nut 22 and closed pin 23.
Wherein, as shown in Fig. 6 to 7, link plate 3 two ends, Z-type right angle arrange groove respectively, and the fluting direction of groove is mutually vertical, is respectively equipped with hole in groove two side along same level line direction.ZBD type right angle link plate 2 is arranged in the groove of Z-type right angle link plate 3 by bolt 31, and bolt 31 is provided with nut 32 and closed pin 33.
Wherein, as shown in Figure 8, pre-hinged catenarian cable cleat 5 comprises wire clamp link plate 54, U-shaped anchor ear 58 and pendency sheath body 59.Wire clamp link plate 54 is for establishing reeded platy structure in one end, and other end level is provided with circular hole, and the perforate direction of circular hole is vertical with the fluting direction of groove, and groove two side is provided with the hole parallel with circular hole perforate direction along same level line direction; The groove of wire clamp link plate 54 is connected by bolt 51 with ground insulator 6, and bolt 51 is provided with nut 52 and closed pin 53, and the other end of wire clamp link plate 54 is connected with U-shaped anchor ear 58 by bolt 55, and bolt 55 is provided with nut 56 and closed pin 57; Pendency sheath body 59 is arranged in U-shaped anchor ear 58.In pendency sheath body 59, be respectively equipped with the outer preformed armor rods 511 and internal layer preformed armor rods 512 that arrange with one heart, between outer preformed armor rods 511 and pendency sheath body 59, be provided with rubber packing 510.
The wear-resistant ground wire string based on trench structure that the present embodiment provides, the grooved adopting " face and face " to contact connects, instead of the connected mode that " point and point " or " putting and face " in the past contacts, increase the contact area connected between gold utensil, improve integrally-built intensity, and improve the resistance to wear connected between gold utensil
Adopt ripe trench structure pattern, its structural strength is easily protected, and meanwhile, has and processes the features such as simple, easy for installation.Adopt trench structure, effectively can improve the resistance to wear connecting gold utensil in ground wire string, thus improve the overall wear resistance energy of ground wire string, effectively ensure that the safe operation of transmission line.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field are to be understood that; can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent to replace, these do not depart from any amendment of spirit and scope of the invention or equivalently to replace within the claims that all awaits the reply in application.
Claims (10)
1. the wear-resistant ground wire string based on trench structure, described ground wire string is used for ground wire that is fixing and suspension overhead transmission line, it is characterized in that: described ground wire string comprises the link plate, yoke plate (4) and the pre-hinged catenarian cable cleat (5) that set gradually, arranges ground insulator (6) between described yoke plate (4) and pre-hinged catenarian cable cleat (5).
2., as claimed in claim 1 based on the wear-resistant ground wire string of trench structure, it is characterized in that, described link plate comprises the trunnion hanging panel (1), ZBD type right angle link plate (2) and Z-type right angle link plate (3) that are connected in series successively.
3. as claimed in claim 2 based on the wear-resistant ground wire string of trench structure, it is characterized in that, described trunnion hanging panel (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, arrange stud in described Hollow Cylindrical Shaft, described stud two ends are provided with packing ring, nut and closed pin from the inside to the outside successively.
4., as claimed in claim 3 based on the wear-resistant ground wire string of trench structure, it is characterized in that, the platy structure of described ZBD type right angle link plate (2) U-shaped groove for one end is provided with, 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 hole vertical with described circular hole perforate direction along same level line direction.
5., as claimed in claim 4 based on the wear-resistant ground wire string of trench structure, it is characterized in that, described trunnion hanging panel (1) is arranged in the U-shaped groove of described ZBD type right angle link plate (2) by bolt, and described bolt is provided with closed pin.
6. as claimed in claim 5 based on the wear-resistant ground wire string of trench structure, it is characterized in that, link plate (3) two ends, described Z-type right angle arrange groove respectively, and the fluting direction of described groove is mutually vertical, and described groove two side is respectively equipped with hole along same level line direction.
7. it is characterized in that based on the wear-resistant ground wire string of trench structure as claimed in claim 6, described ZBD type right angle link plate (2) is arranged in the groove of described Z-type right angle link plate (3) by bolt, and described bolt is provided with closed pin.
8. as claimed in claim 7 based on the wear-resistant ground wire string of trench structure, it is characterized in that, described yoke plate (4) is isosceles triangle platy structure, its three angles are respectively equipped with connecting hole, the drift angle of described yoke plate (4) is arranged in the groove of described Z-type right angle link plate (3) by bolt, and described bolt is provided with closed pin; Two base angles of described yoke plate (4) are connected with pre-hinged catenarian cable cleat (5) respectively by ground insulator (6).
9. as claimed in claim 1 based on the wear-resistant ground wire string of trench structure, it is characterized in that, described pre-hinged catenarian cable cleat (5) comprises wire clamp link plate (54), U-shaped anchor ear (58) and pendency sheath body (59); Described wire clamp link plate (54) is for establishing reeded platy structure in one end, other end level is provided with circular hole, the perforate direction of described circular hole is vertical with the fluting direction of groove, described groove two side is provided with the hole parallel with described circular hole perforate direction along same level line direction, groove and the described ground insulator (6) of described wire clamp link plate (54) are bolted, and its other end is connected with described U-shaped anchor ear (58) by bolt; In described U-shaped anchor ear (58), described pendency sheath body (59) is set.
10. as claimed in claim 9 based on the wear-resistant ground wire string of trench structure, it is characterized in that, be respectively equipped with the outer preformed armor rods (511) and internal layer preformed armor rods (512) that arrange with one heart in described pendency sheath body (59), between described outer preformed armor rods (511) and pendency sheath body (59), be provided with rubber packing (510).
Priority Applications (1)
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CN201410669561.0A CN104332923A (en) | 2014-11-20 | 2014-11-20 | Wear-resisting earth wire hanger based on grooved structure |
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CN201410669561.0A CN104332923A (en) | 2014-11-20 | 2014-11-20 | Wear-resisting earth wire hanger based on grooved structure |
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CN201410669561.0A Pending CN104332923A (en) | 2014-11-20 | 2014-11-20 | Wear-resisting earth wire hanger based on grooved structure |
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Cited By (2)
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CN104898249A (en) * | 2015-05-29 | 2015-09-09 | 成都亨通光通信有限公司 | Padlock anti-theft optical cable aerial suspension system |
CN112653057A (en) * | 2020-12-09 | 2021-04-13 | 贵州电网有限责任公司 | Novel suspension clamp |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104898249A (en) * | 2015-05-29 | 2015-09-09 | 成都亨通光通信有限公司 | Padlock anti-theft optical cable aerial suspension system |
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CN112653057A (en) * | 2020-12-09 | 2021-04-13 | 贵州电网有限责任公司 | Novel suspension clamp |
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Application publication date: 20150204 |