CN-224210929-U - Anti-galloping device pair between wires

CN224210929UCN 224210929 UCN224210929 UCN 224210929UCN-224210929-U

Abstract

The utility model provides an integrated inter-line anti-galloping device pair, which relates to the technical field of electrified railway contact networks and comprises an inter-phase spacer and two pre-twisted type armoured suspension clamps, wherein the pre-twisted type armoured suspension clamps are rotationally connected with the ends of the inter-phase spacer, each pre-twisted type armoured suspension clamp comprises a first tightening piece, a second tightening piece, a hollow shaft sleeve and a locking assembly, the first tightening piece and the second tightening piece are used for tightening a thread, a first lock hole is formed in the first tightening piece, a second lock hole is formed in the second tightening piece, a third lock hole is formed in the ends of the inter-phase spacer, limit protrusions protruding outwards in the radial direction are respectively arranged at the two ends of the hollow shaft sleeve, the hollow shaft sleeve is sleeved in the first lock hole and the third lock hole and is positioned between the two limit protrusions, and the locking assembly is used for locking the first tightening piece and the second tightening piece through the hollow shaft sleeve and the second lock hole.

Inventors

YU BO
HAO WEIGUANG
LI BAOJIANG
WANG XUEZHU
TIAN WEI
HAN DONGZHAO
ZHOU YUJIE
SONG JUNCHAO

Assignees

北京盈电电气有限公司

Dates

Publication Date: 20260508
Application Date: 20250625

Claims (10)

1. The integrated inter-line anti-galloping device pair is characterized by comprising an inter-phase spacer (1) and two pre-twisted armored suspension clamps (2), wherein the pre-twisted armored suspension clamps (2) are rotationally connected with the end parts of the inter-phase spacer (1); The preformed armor suspension clamp (2) comprises a first clamping piece (21), a second clamping piece (22), a hollow shaft sleeve (3) and a locking assembly, wherein the first clamping piece (21) and the second clamping piece (22) are used for clamping a wire (4); the novel structure comprises a first tightening piece (21), a second tightening piece (22), a third locking hole (11), limit protrusions (31) protruding outwards in the radial direction, and hollow shaft sleeves (3) sleeved in the first locking hole (211) and the third locking hole (11) and positioned between the two limit protrusions (31), wherein the first locking hole (211) is formed in the first tightening piece (21), the second locking hole (221) is formed in the second tightening piece (22), the third locking hole (11) is formed in the end portion of each interval bar (1); the locking assembly locks the first tightening piece (21) and the second tightening piece (22) through the hollow shaft sleeve (3) and the second locking hole (221).
2. The integrated interline anti-galloping device pair of claim 1, wherein the first and second tightening members (21, 22) are rotatably coupled by a rotational shaft (23).
3. The integrated interline anti-galloping device pair according to claim 1, wherein the locking assembly comprises a bolt (51) and a nut (52), the bolt (51) comprises a head and a screw, the outer diameter of the head is larger than the outer diameter of the screw and smaller than the inner diameter of the hollow shaft sleeve (3), the head is connected with one end of the screw, and the screw is used for being in threaded connection with the nut (52) after penetrating through the hollow shaft sleeve (3) and the second lock hole (221).
4. An integrated interline anti-galloping device pair according to claim 3, wherein the screw is provided with a pin hole (511) penetrating through a side wall thereof, the pin hole (511) and the head are respectively located at opposite ends of the bolt (51), and a lock pin is arranged in the pin hole (511).
5. An integrated interline anti-galloping device pair according to claim 3, wherein the nut (52) is a backing nut.
6. The integrated interline anti-galloping device pair according to claim 1, wherein the second locking hole (221) is internally provided with a self-lubricating sleeve (9).
7. The integrated interline anti-galloping device pair according to claim 1, wherein the side walls of the first and second tightening members (21, 22) are provided with grooves for mounting the skein (7).
8. The integrated interline anti-galloping device pair of claim 7, wherein the number of the groove bodies is four along the circumferential direction of the pre-twisted armoured suspension clamp (2).
9. The integrated interline anti-galloping device pair of claim 8, further comprising a skein (7), the skein (7) comprising a plurality of glued glue threads, one skein (7) mounted in each of the slots.
10. The integrated interline anti-galloping device pair of claim 1, wherein the first and second tightening members (21, 22) are provided with resilient pads on the tightening surfaces thereof.

Description

Anti-galloping device pair between wires Technical Field The utility model relates to the technical field of electrified railway contact networks, in particular to an integrated inter-line anti-galloping device pair. Background With the development of electrified railways in China, the performance requirements on parts of the electrified railway contact network are higher and higher. In recent years, a plurality of contact net waves occur in northeast and North China, so that damage to contact net fittings and insulators, strand breakage, wire breakage, flashover and tripping of additional wires are caused, and train driving safety and personnel safety are seriously threatened. The anti-galloping device adopted on the additional wire of the electrified railway of the current contact net consists of a plurality of parts such as an insulator, a split suspension clamp, twenty pre-twisted wire monofilaments and the like. Because the installation position of the additional lead anti-galloping device is generally spaced from the center, a plurality of parts are independent individuals in the construction process, the carrying is difficult, the situation that the parts fall down frequently occurs in the construction process is caused, and a plurality of preformed armor rods are installed one by one, so that a plurality of inconveniences are caused for the construction. Disclosure of utility model The utility model aims to provide an integrated interline anti-galloping device pair so as to relieve the technical problem of inconvenient installation in the prior art. The utility model provides an integrated interline anti-galloping device pair, which comprises an inter-phase spacer and two pre-twisted armoured suspension clamps, wherein the pre-twisted armoured suspension clamps are rotationally connected with the end parts of the inter-phase spacer; The preformed armor suspension clamp comprises a first clamping piece, a second clamping piece, a hollow shaft sleeve and a locking assembly, wherein the first clamping piece and the second clamping piece are used for clamping a wire; The first tightening piece is provided with a first lock hole; the second tightening piece is provided with a second lock hole; the end part of the inter-phase spacer is provided with a third lock hole, two ends of the hollow shaft sleeve are respectively provided with a limit protrusion protruding outwards in the radial direction, and the hollow shaft sleeve is sleeved in the first lock hole and the third lock hole and is positioned between the two limit protrusions; The locking assembly locks the first tightening piece and the second tightening piece through the hollow shaft sleeve and the second locking hole. Further, the first tightening piece and the second tightening piece are rotationally connected through a rotating shaft. Further, the locking assembly comprises a bolt and a nut, the bolt comprises a head and a screw, the outer diameter of the head is larger than the outer diameter of the screw and smaller than the inner diameter of the hollow shaft sleeve, the head is connected with one end of the screw, and the screw is in threaded connection with the nut after penetrating through the hollow shaft sleeve and the second lock hole. Further, a pin hole penetrating through the side wall of the screw rod is formed in the screw rod, the pin hole and the head are respectively located at two opposite ends of the bolt, and a lock pin is arranged in the pin hole. Further, the nut is withdrawn. Further, a self-lubricating shaft sleeve is arranged in the second lock hole. Further, groove bodies for installing the skein are arranged on the side walls of the first tightening piece and the second tightening piece. Further, along the circumference of the preformed armor suspension clamp, the number of the groove bodies is four. Further, the novel plastic wire twisting device further comprises wire twisting sheets, wherein the wire twisting sheets comprise a plurality of glued plastic wires, and one wire twisting sheet is arranged in each groove body. Further, elastic pads are arranged on the tightening surfaces of the first tightening piece and the second tightening piece. The utility model has at least the following advantages or beneficial effects: The integral inter-line anti-galloping device pair comprises an inter-phase spacer and two pre-twisted type armoured suspension clamps, wherein the pre-twisted type armoured suspension clamps are rotatably connected with the ends of the inter-phase spacer, each pre-twisted type armoured suspension clamp comprises a first tightening piece, a second tightening piece, a hollow shaft sleeve and a locking assembly, the first tightening piece and the second tightening piece are used for tightening a thread, a first lock hole is formed in the first tightening piece, a second lock hole is formed in the second tightening piece, a third lock hole is formed in the end of the inter-phase spacer, limiting protrus