CN202930883U - Lead spacer for power transmission lines - Google Patents
Lead spacer for power transmission lines Download PDFInfo
- Publication number
- CN202930883U CN202930883U CN201220491770.7U CN201220491770U CN202930883U CN 202930883 U CN202930883 U CN 202930883U CN 201220491770 U CN201220491770 U CN 201220491770U CN 202930883 U CN202930883 U CN 202930883U
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- CN
- China
- Prior art keywords
- wire
- wire clamp
- magnet ring
- conductor
- transmission line
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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.)
- Expired - Lifetime
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Abstract
The utility model discloses a lead spacer for power transmission lines, belonging to the field of protective hardware fittings for power transmission lines. The lead spacer comprises a spacer frame, sub leads and wire clamp bodies hinged to the leads, wherein a magnet ring is arranged in each wire clamp body. The magnet rings can effectively inhibit high-frequency noises, thereby effectively blocking out spread of surface corona and current of the leads on surfaces of the sub leads, and achieving the goal of reducing electromagnetic interferences and noises of the transmission lines. According to the amount of the split leads, the magnet rings are flexibly distributed on the sub leads; and wire clamps of the spacer are large in grip and distributed densely along the leads, and the magnet rings are integrated with the wire clamp bodies, so that the magnet rings do not fall off when the leads of the transmission lines are shocked in gentle breeze. Compared with the prior art, the lead spacer for power transmission lines is simple in structure, low in cost, economical and environment-protective.
Description
Technical field
The utility model relates to line protection gold utensil field, particularly a kind of environment-friendly type transmission line wire conductor spacer.
Background technology
The above transmission line of electric pressure 500kV all adopts bundle conductor at present, due to the impact of the overhead transmission line wind-engaging power effect between wire pole tower, wire can vibration-generating with wave phenomenon, therefore need to use lead spacer that wire is separated suitable spacing, prevent collision.The main application of lead spacer is exactly the relative motion between the siding stopping wire and the geometry that keeps bundle conductor under normal operation, is protective hardware essential in transmission line.
The prior art lead spacer is generally by central frame and evenly distributes and be connected in sub-conductor on the central frame edge, be hinged on the wire clip body on sub-conductor, be arranged on the formations such as damping glue watt in wire clip body, be combined with wire clip body by sub-conductor and clamp and support sub-conductor, guarantee the sub-conductor heading spacing.
In realizing process of the present utility model, the inventor finds that there is following problem at least in prior art:
China's transmission line is accompanied by the raising of transmission line electric pressure to ultra high voltage and large capacity transmission future development, and radio interference and noise problem along the line highlight day by day.The 1000kV AC extra high voltage that has put into operation according to China, ± operating experience of 800kV direct-current ultra high voltage transmission line, resident along the line is increasing for the complaint of the problems such as the interference of transmission line nearby radio, noise, directly cause transmission line construction, civil work in service day by day the difficulty, invisible increase the cost of civil work.Therefore, reducing radio interference and the noise of transmission line, reduce transmission line to the impact of resident living along the line, is the problem that the friendly type electrical network of China's built environment needs to be resolved hurrily.
In conductor spacer turning joint place, the vibrational energy that damping glue watt consumes wire is set in prior art, conductor vibration is produced damping action, but the damping glue tile structure is complicated, the silicon rubber consumption is large, have influence on the economy of power transmission sequence, especially damping glue is watt unsatisfactory for the damping of radio interference and noise.
Summary of the invention
Prior art transmission line nearby radio disturbs and the problem of noise in order to solve, the utility model embodiment provides a kind of transmission line wire conductor spacer, be provided with stronger anti-interference element magnet ring, the method of the propagation of corona current on wire be can block, transmission line radio interference and noise effectively reduced on transmission line impact along the line.Described technical scheme is as follows:
A kind of transmission line wire conductor spacer comprises: conductor spacer framework, sub-conductor, be hinged on the wire clip body on sub-conductor, be provided with magnet ring in described wire clip body.
Particularly, described sub-conductor evenly distributes and is connected on the edge of conductor spacer framework by bearing pin, joint fastening bolt, cross axle sleeve and securing member, the outer end of described sub-conductor is respectively arranged with two semicircular wire clamp rubber blankets by the wire clamp first half and the wire clamp Lower Half of the hinged wire clip body of wire clamp joint pin in the wire clamp first half and wire clamp Lower Half; Described sub-conductor is actively coupled the wire clamp cover plate by bearing pin and split pin.
Particularly, described magnet ring is two semicircles of splitting, and comprises upper magnetic ring, lower magnet ring.
Particularly, described magnet ring and wire clip body combination are circumscribed, and magnet ring is fixedly connected at the outer surface of wire clip body.
Further, the upper surface of the described wire clamp first half upper magnetic ring that has been fixedly connected, the upper surface of the described wire clamp Lower Half lower magnet ring that has been fixedly connected.
Particularly, described magnet ring and wire clip body combination are embedded, and magnet ring is fixedly linked between wire clip body and wire clamp rubber blanket.
Further, the upper magnetic ring that has been fixedly connected on the inwall of the described wire clamp first half, the outer wall of the upper rubber blanket of the inwall of upper magnetic ring and wire clamp rubber blanket fits tightly; The lower magnet ring that has been fixedly connected on the inwall of described wire clamp Lower Half, the outer wall of the lower rubber blanket of the inwall of lower magnet ring and wire clamp rubber blanket fits tightly.
Further, described magnet ring material is Ferrite Material or NdFeB rear-earth ferromagnetic material.
Compared to existing technology, the beneficial effect that brings of the technical scheme that provides of the utility model embodiment is:
The utility model embodiment has stronger anti-interference element magnet ring by setting, magnet ring has good inhibitory action for high-frequency noise, effectively block the conductive line surfaces corona current in the lip-deep propagation of sub-conductor, reached the purpose that reduces transmission line electromagnetic interference and noise.According to the radical difference of bundle conductor with the magnet ring flexible distributed on sub-conductor, and utilize the wire clamp of conductor spacer grip large and along the intensive characteristics of arrangement of conductors, magnet ring and wire clip body are designed to one, transmission line wire magnet ring under aeolian vibration can not come off.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done to introduce simply, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the transmission line wire conductor spacer structural representation that the utility model embodiment provides;
Fig. 2 be in Fig. 1 of providing of the utility model embodiment A to partial sectional view;
Fig. 3 is that in Fig. 1 of providing of the utility model embodiment one, I section magnet ring is laid enlarged diagram;
Fig. 4 is that the magnet ring that the utility model embodiment two provides is laid enlarged diagram.
In figure, each symbolic representation implication is as follows: 1 conductor spacer framework, 2 sub-conductors, 3 wire clamp cover plates, 4 wire clamp rubber blankets, 5 bearing pins, 6 joint fastening bolts, 7 cross axle sleeves, 8 wire clip bodies, 9 magnet rings, 10 bearing pins and split pin, 11 wire clamp joint pins.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Embodiment one
Referring to Fig. 1, shown in Figure 2, the utility model embodiment provides a kind of transmission line wire conductor spacer, is provided with good in anti-interference performance, for high-frequency noise, fine inhibiting magnet ring is arranged, and effectively reduces transmission line electromagnetic interference and noise.Related components mainly comprises: conductor spacer framework 1, sub-conductor 2, wire clamp cover plate 3, wire clamp rubber blanket 4, bearing pin 5, joint fastening bolt 6, cross axle sleeve 7, wire clip body 8, magnet ring 9, bearing pin and split pin 10, wire clamp joint pin 11 etc.; Its conductor spacer framework 1 is prior art with sub-conductor 2, can be that binary fission and binary fission are with upper conductor, usually structure is: mainly by conductor spacer framework 1 and evenly distribute and be connected in sub-conductor 2 on conductor spacer framework 1 edge, be hinged on the wire clip body 8 on sub-conductor 2, be arranged on wire clamp rubber blanket 4 formations such as grade in wire clip body 8, clamp and support sub-conductor 2 by sub-conductor 2 and wire clip body 8 combinations, guarantee sub-conductor 2 heading spacings.
Particularly, as preferably, the inner of described sub-conductor 2 is arranged on the edge of conductor spacer framework 1 by securing members such as bearing pin 5, joint fastening bolt 6, cross axle sleeve 7 and packing ring, nuts, the outer end of sub-conductor 2 is provided with wire clamp joint pin 11, by wire clamp first half 8a and the wire clamp Lower Half 8b of the hinged wire clip body 8 of wire clamp joint pin 11, be respectively arranged with two semicircular wire clamp rubber blankets 4 in wire clamp first half 8a and wire clamp Lower Half 8b; About middle part at sub-conductor 2 has been actively coupled wire clamp cover plate 3 by bearing pin and split pin 10; Be provided with magnet ring 9 in described each wire clip body 8; In Fig. 2, magnet ring shown in solid line 9 is the outside weldings formula, and magnet ring shown in dotted line 9 is inner embedded.
The characteristic distributions that the utility model embodiment is different according to the radical of bundle conductor, utilize wire clamp of conductor spacer to have grip simultaneously large, and with sub-conductor 2 outer surfaces around the characteristics that contact, the magnet ring 9 that is difficult for fixing is designed to the part of the wire clip body 8 of lead spacer, can utilize the large characteristics of grip of lead spacer, accomplish to guarantee the position of magnet ring 9, reach the effect of magnet ring 9 slippage on sub-conductor 2 that prevents from blocking the propagation of corona current on sub-conductor, thereby reduce electromagnetic interference and the noise of transmission line.In addition, lead spacer is according to being distributed on transmission line wire of average 50～60m, if will block the part that the magnet ring 9 of corona current is designed to wire clamp of conductor spacer, can guarantee that the position of magnet ring 9 and quantity are adjustable flexibly.
Simultaneously shown in Figure 3, the magnet ring 9 of the utility model embodiment is circumscribed with wire clip body 8 combinations of lead spacer,, magnet ring 9 is fixed on the outer surface of wire clip body 8 that is; Particularly, described magnet ring 9 is two semicircles of splitting, and comprises upper magnetic ring 9a, lower magnet ring 9b, and the upper surface of described wire clamp first half 8a is provided with upper magnetic ring 9a, adopts welding or adhering method and wire clamp first half 8a to be fixedly connected; The upper surface of described wire clamp Lower Half 8b is provided with lower magnet ring 9b, adopts welding or adhering method and wire clamp Lower Half 8b to be fixedly connected; Make upper magnetic ring 9a and the lower magnet ring 9b can be with wire clamp first half 8a and the flexible folding of wire clamp Lower Half 8b of lead spacer, with convenient construction.
Embodiment two
Shown in Figure 4, the magnet ring 9 of the utility model embodiment is embedded with wire clip body 8 combinations of lead spacer, namely, wire clip body 8 inside are reserved the position of magnet ring 9, magnet ring 9 is packed into and fixed, described magnet ring 9 is fixedly linked between wire clip body 8 and wire clamp rubber blanket 4 particularly, described magnet ring 9 is two semicircles of splitting, comprise upper magnetic ring 9a, lower magnet ring 9b, weld on the inwall of described wire clamp first half 8a or be bonded with upper magnetic ring 9a, and the outer wall of the upper rubber blanket 4a of the inwall of upper magnetic ring 9a and wire clamp rubber blanket 4 fits tightly; Weld or be bonded with lower magnet ring 9b on the inwall of described wire clamp Lower Half 8b, and the outer wall of the lower rubber blanket 4b of the inwall of lower magnet ring 9b and wire clamp rubber blanket 4 fits tightly, make upper magnetic ring 9a and the lower magnet ring 9b can be with wire clamp first half 8a and the flexible folding of wire clamp Lower Half 8b of lead spacer, with convenient construction.
In sum, the utility model embodiment is by installing magnet ring 9 on the wire clip body 8 on every root wire 2 of lead spacer, and connects firmly together structure with the wire clip body 8 of lead spacer, makes in use magnet ring 9 difficult drop-offs.Described magnet ring 9 materials can be selected Ferrite Material, or NdFeB rear-earth ferromagnetic material, magnetic flux density is high, the anti-interference magnet of ferrite is the novel cheap and good-quality noise killer spare that grew up in recent years, its effect is equivalent to low pass filter, has solved preferably power line, and the High-frequency Interference of holding wire and connector suppresses problem, magnet ring 9 is applied to lead spacer, and suppressing electromagnetic interference with the anti-interference magnet ring of ferrite is economical and convenient and effective measures.
In addition; the utility model embodiment is on the basis that does not increase transmission line wire connecting tool quantity; electric power protection gold utensil lead spacer is improved; simple in structure, simple for production, watt compare with adopting damping glue; cost is quite cheap; economic environmental protection, so the utility model embodiment is with a wide range of applications, and is specially adapted to the above transmission line electromagnetic environment of electric pressure 500kV.
The above is only preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. transmission line wire conductor spacer, comprise: conductor spacer framework (1), sub-conductor (2), be hinged on the wire clip body (8) on sub-conductor (2), it is characterized in that, be provided with magnet ring (9) in described wire clip body (8).
2. transmission line wire conductor spacer according to claim 1, it is characterized in that, described sub-conductor (2) evenly distributes and passes through bearing pin (5), joint fastening bolt (6), cross axle sleeve (7) and securing member are connected on the edge of conductor spacer framework (1), the outer end of described sub-conductor (2) is by the wire clamp first half (8a) and the wire clamp Lower Half (8b) of the hinged wire clip body of wire clamp joint pin (11) (8), be respectively arranged with two semicircular wire clamp rubber blankets (4) in the wire clamp first half (8a) and wire clamp Lower Half (8b), described sub-conductor (2) is actively coupled wire clamp cover plate (3) by bearing pin and split pin (10).
3. transmission line wire conductor spacer according to claim 1, is characterized in that, described magnet ring (9) is two semicircles of splitting, and comprises upper magnetic ring (9a), lower magnet ring (9b).
4. transmission line wire conductor spacer according to claim 1, is characterized in that, described magnet ring (9) is circumscribed with wire clip body (8) combination, and magnet ring (9) is fixedly connected at the outer surface of wire clip body (8).
5. according to claim 2 or 3 described transmission line wire conductor spacers, it is characterized in that, the upper surface of the described wire clamp first half (8a) upper magnetic ring (9a) that has been fixedly connected, the upper surface of described wire clamp Lower Half (8b) the lower magnet ring (9b) that has been fixedly connected.
6. transmission line wire conductor spacer according to claim 1, it is characterized in that, described magnet ring (9) is embedded with wire clip body (8) combination, and magnet ring (9) is fixedly linked between wire clip body (8) and wire clamp rubber blanket (4).
7. according to claim 2 or 3 described transmission line wire conductor spacers, it is characterized in that, the upper magnetic ring (9a) that has been fixedly connected on the inwall of the described wire clamp first half (8a), the outer wall of the upper rubber blanket (4a) of the inwall of upper magnetic ring (9a) and wire clamp rubber blanket (4) fits tightly; The lower magnet ring (9b) that has been fixedly connected on the inwall of described wire clamp Lower Half (8b), the outer wall of the lower rubber blanket (4b) of the inwall of lower magnet ring (9b) and wire clamp rubber blanket (4) fits tightly.
8. transmission line wire conductor spacer according to claim 1, is characterized in that, described magnet ring (9) material is Ferrite Material or NdFeB rear-earth ferromagnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220491770.7U CN202930883U (en) | 2012-09-25 | 2012-09-25 | Lead spacer for power transmission lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220491770.7U CN202930883U (en) | 2012-09-25 | 2012-09-25 | Lead spacer for power transmission lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202930883U true CN202930883U (en) | 2013-05-08 |
Family
ID=48220793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220491770.7U Expired - Lifetime CN202930883U (en) | 2012-09-25 | 2012-09-25 | Lead spacer for power transmission lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202930883U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532072A (en) * | 2013-09-16 | 2014-01-22 | 华北电力大学 | Method for restraining radio interference of power transmission line by applying magnetic rings |
| CN110071469A (en) * | 2019-05-20 | 2019-07-30 | 广东工业大学 | A kind of high-voltage transmission equipment and its wire clamp of conductor spacer device |
-
2012
- 2012-09-25 CN CN201220491770.7U patent/CN202930883U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532072A (en) * | 2013-09-16 | 2014-01-22 | 华北电力大学 | Method for restraining radio interference of power transmission line by applying magnetic rings |
| CN103532072B (en) * | 2013-09-16 | 2016-04-20 | 华北电力大学 | A kind of method applied magnet ring and suppress transmission line radio interference |
| CN110071469A (en) * | 2019-05-20 | 2019-07-30 | 广东工业大学 | A kind of high-voltage transmission equipment and its wire clamp of conductor spacer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130508 |
|
| CX01 | Expiry of patent term |