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CN106848972A - Anti-vibration hammer for high voltage transmission line - Google Patents

Anti-vibration hammer for high voltage transmission line Download PDF

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Publication number
CN106848972A
CN106848972A CN 201710267589 CN201710267589A CN106848972A CN 106848972 A CN106848972 A CN 106848972A CN 201710267589 CN201710267589 CN 201710267589 CN 201710267589 A CN201710267589 A CN 201710267589A CN 106848972 A CN106848972 A CN 106848972A
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cable
clamp
vibration
hammer
high
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CN 201710267589
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Chinese (zh)
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不公告发明人
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杨佳雯
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Abstract

The invention discloses an anti-vibration hammer for a high voltage transmission line, and belongs to the technical field of high-voltage transmission accessories. The anti-vibration hammer comprises a cable clamp, a steel strand and hammerheads. The cable clamp is fixedly connected to a high-voltage line, the steel strand is connected to the lower end of the cable clamp, the two ends of the steel strand are fixedly connected with the two hammerheads symmetric about the cable clamp, a hollow cavity is formed in each hammerhead, the hollow cavities are filled with mercury in a sealed mode, and the two hammerheads on the two sides of the cable clamp are the same. The anti-vibration hammer is easy to obtain and is used for remarkably improving the effect.

Description

一种用于高压输电线路的防振锤 Damper one kind of high voltage transmission lines for

技术领域 FIELD

[0001] 本发明涉及一种防振锤,特别涉及一种高压输电线路用防振锤,属于高压输电配件技术领域。 [0001] The present invention relates to a vibration hammer, particularly to a high voltage transmission line with a vibration hammer, belongs to technical field of high voltage transmission parts.

背景技术_ Background technique_

[0002] 高压架空线路杆位较高,档距较大,当导线受到风力作用时,会发生振动。 [0002] The high-voltage overhead line pole high, large span, when the wire is subjected to wind loads, vibrations occur. 导线振动时,导线悬挂处的工作条件最为不利。 When the vibrating wire, hanging wire working conditions at the most disadvantaged. 由于多次振动,会使导线因周期性的弯折会发生疲劳破坏,也会使绝缘子固定部位松动甚至脱落以及金具的损坏,当架空线路档距大于120米时,一般采用防震锤防震。 Due to vibration repeatedly, because wire fatigue failure due to cyclic bending occurs, the insulator will be loose or even fall off fixed area and damage to the fittings, when the overhead line span greater than 120 m, the general shock hammer shock. 防振锤通过其线夹固定于架空线上,当架空线发生振动时,防振锤上下运动,使其钢绞线产生内摩擦消耗架空线的大部分振动能量,空气对重锤的阻尼消耗一部分能量,防振锤线夹处消耗射一部分能量。 Damper through which the clamp is fixed to the overhead line, when the trolley wire vibration occurs, vibration hammer up and down movement, so that most of the strand to generate vibration energy consumed by the friction of the trolley wire, the weight of the air damping consumption part of the energy, vibration hammer clamp part of the energy consumed at the exit. 根据能量平衡原理,防振锤的能量消耗使线路振动的强度降低。 The principle of energy balance, energy consumption Damper line vibration strength is reduced. 目前国内外使用的防振锤结构形式有FR型防振锤、对称型防振锤、扭矩形防震锤,其在FR形防振锤有四个固有频率,防范的频率范围较宽,但耗能较小,对称型防震锤消耗的能量较大,但只有两个固有频率,扭矩型防震锤防范频率有五个,耗能也大, 但线夹处受到的应力很大。 Damper currently used at home and abroad have structure of FR damper, symmetric vibration hammer, hammer torque shock shape, it has four natural frequency of vibration hammer FR-shaped, against a wide range of frequencies, but consumption can be smaller, the symmetric vibration hammer greater energy consumption, but only two natural frequencies, the frequency-torque shock hammer against five, energy consumption is also large, but a large stress at the clamp subjected. 在线路的防振锤安装使用中,通常要根据线路的实际情况选择和设计相应的防振锤,以上防振锤在线路防震中均能发挥一定的作用,但在消耗振动能量、 防震频率方面均还有一定的不足。 Damper installation in the circuit, typically selected according to the actual design of the line and the corresponding Damper, Damper above can play a role in the shock line, but consume vibration energy, vibration frequency of there are certain deficiencies.

发明内容 SUMMARY

[0003] 本发明的目的在于克服目前的防振锤消耗振动能量及防范振动频率不足的问题,提供一种高压输电线路用防振锤。 [0003] The object of the present invention to overcome the current consumption Damper vibration energy and prevent insufficient vibration frequency problems, there is provided a high voltage transmission line with Damper.

[0004] 为实现本发明的目的,本发明所采用的技术方案为:高压输电线路用防振锤,包括线夹、钢绞线及锤头,所述的线夹固定连接在高压线路上,线夹下端连接有钢绞线,钢绞线的两端固定连接着两个关于线夹对称的锤头,所述的锤头上设置有中空腔,所述的中空腔内封闭有汞,线夹两侧的两个锤头相同,进一步的,所述的中空腔内封闭的汞的体积为:该体积的未的重量与相同中空腔体积锤头重量相等,进一步的,所述的中空腔内设置有多孔网,多孔网的尚度在萊液面之上,进一步的,所述的中空腔内设置的多孔网从下至上有多层,最上层的多孔网在汞液面之上,进一步的,所述的中空腔内汞的体积为中空腔体积的90-95%。 [0004] To achieve the object of the present invention, the aspect of the present invention is used are: high-voltage transmission line of the vibration hammer, comprising a clip, strand and hammer, the clamp is fixedly connected to the high voltage path, line lower strand clamp is connected, at both ends of the strand is fixedly connected to the hammer on two symmetrical clamp, the hammer is provided with a cavity, said hollow cavity enclosing mercury, clamp hammerhead two sides of the same, further, the closed volume of the hollow cavity of mercury is: not equal the weight of the same volume of the cavity volume hammer by weight, further, said hollow cavity It is provided with a porous mesh, a porous web of still above the level Levin, further, the porous web to the upper hollow chamber is provided with a multi-layer from the uppermost porous web on the mercury surface, further the volume of the hollow cavity of 90-95% mercury in the cavity volume.

[0005]本发明的有益技术效果在于:本发明在锤头上设置有中空腔,中空腔内封闭有汞, 汞为液体,在振动过程中,汞液在中空腔内的运动会消耗掉部分导线振动能量,使部分振动能量转化为内能或热能或其它形式,在中空腔内设置多层多孔网,汞液在运动过程中与网之间产生摩擦同样会消耗掉部分能量,在网孔比表面积较大的情况先,这种能量的消耗是较为明显的,以上均能改善防振锤对振动能量的消耗及吸收,而且由于汞液自身的惯性,在锤头内的运动还可以增加防振锤振动频率范围,防范的导线振动频率范围更多,虽然汞液的价格要筒于锤头材料的价格,但本发明用于由于振动容易导致高压输电线损坏的场合所产生的效益要远远闻于防振锤本身成本的增加,本发明容易实现,用于高压输电线路防振锤效果改善显著。 [0005] Advantageous effects of the present invention is that: the present invention is provided with a hammer on the cavity, the hollow cavity enclosing mercury, liquid mercury, during vibration, the mercury was consumed in the hollow portion of the wire cavity Games vibration energy, so that the portion of the vibration energy into other forms of energy or thermal energy, or, in network disposed multilayer porous hollow cavity, the mercury liquid part of the energy generating friction between the same network and consume during exercise, than the mesh larger surface area first case, this energy consumption is more obvious, the above can improve the vibration damper and the consumption of energy and absorption, and since the liquid mercury own inertia, in the movement can be increased further anti-hammer vibration hammer vibration frequency range, to prevent wire vibration frequency range more, although the price of liquid mercury in the price to the hammer cylinder material, but the present invention is effective for the case where the vibration easily lead to damage of the high voltage power lines generated far Damper far heard in itself increases the cost, easy to implement the present invention, a high voltage transmission line vibration hammer effect is significantly improved.

附图说明 BRIEF DESCRIPTION

[0006]图1是本发明的示意图。 [0006] FIG. 1 is a schematic diagram of the present invention.

[0007]图2是本发明一种实施方式锤头放大后的示意图。 [0007] FIG. 2 is a schematic view of the present invention, one embodiment of an enlarged hammerhead.

[000S]图3是本发明另一种实施方式锤头的示意图。 [000s] FIG. 3 is a schematic view of another embodiment of the present invention hammer.

具体实施方式 detailed description

[0009]为了更充分的解释本发明的实施,提供本发明的实施实例。 [0009] In order to more fully explain the embodiment of the present invention, examples of embodiments of the present invention. 这些实施实例仅仅是对该装置的阐述,不限制本发明的范围。 Examples of these embodiments are illustrative only of the apparatus, not limit the scope of the invention.

[0010]高压输电线路用防振锤,包括线夹、钢绞线及锤头,所述的线夹固定连接在高压线路上,线夹下端连接有钢绞线,钢绞线的两端固定连接着两个关于线夹对称的锤头,所述的锤头上设置有中空腔,所述的中空腔内封闭有汞,线夹两侧的两个锤头相同,所述的中空腔内封闭的汞的体积为:该体积的汞的重量与相同中空腔体积锤头重量相等,即本发明不改变锤头的设计重量,例如原来一个锤头重5kg,中空腔挖去的部分重量为1.5kg,则充入中空腔l_5kg的汞液,由于锤头材料为铁,其密度低于汞,所以在保持原锤头重5kg的情况下中空腔不会被充满,在中空腔内设置有多孔网,多孔网的高度在汞液面之上,进一步的,所述的中空腔内设置的多孔网从下至上有多层,最上层的多孔网在汞液面之上,多孔网的重量与汞液的重量之和与相同中空腔体积的锤头重量 [0010] Damper with high voltage transmission lines, comprising a clip, strand and hammer, the clamp is fixedly connected to the high voltage path, clamp the lower end is connected with the strand, the strand is fixedly connected at both ends the two clamps about the symmetrical hammer, the hammer is provided with a cavity, said hollow cavity enclosing two identical hammer mercury, clamp both sides of the closed hollow chamber is the volume of mercury: mercury by weight of the same volume of the cavity volume equal to the weight of the hammer, i.e. the present invention does not change the design of the weight of the hammer, for example, had a heavy hammer 5kg, cut-out cavity portion is 1.5 wt. kg, the mercury was charged into the cavity l_5kg, since the iron material is a hammer, which is lower than the density of mercury, so maintaining the original weight of 5kg hammer in the cavity will not be filled, there is provided a porous hollow cavity mesh, highly porous net above the mercury surface, further, the hollow porous web from the bottom of the chamber there is provided a multilayer, mercury above the liquid level, the weight of the uppermost porous web porous network and by weight of the liquid mercury and the same volume of the cavity in the striker weight 等,即如上所述的不改变锤头的设计重量。 And the like, i.e., without changing the design of the weight of the hammer as described above. 所述的中空腔内汞的体积为中空腔体积的90-95%,当达到中空腔体积的90-95%的汞液填充量时,在锤头重量不改变的情况下,可以显著的减小锤头体积,这种情况可以使用于一些特殊场合,如易产生防振锤与其它导向相接触的场合,或者其它通讯线路的防振上。 The volume of the hollow cavity of 90-95% mercury in the volume of the cavity when filling amount reached 90-95% of the mercury in the liquid volume of the cavity, in the case where the hammer weight is not changed, can significantly reduce hammer small volume, this can be used in some special occasions, such as where Damper easy to produce in contact with the other guide, or other communication lines to the anti-vibration.

[0011] 更为详细的实施方式结合附图进一步的说明,图中各标记为:1:线夹;2:钢绞线; 3:锤头;31:中空腔;32:汞液体;33:多孔网,附图中的中空腔只是一个示意,在图中示到了锤头上表面,并不代表其实际开设到了锤头上表面,中空腔位于锤头内部,和锤头表面之间为封闭结构,封闭可以采用焊接或其它密封形式。 [0011] in more detail in conjunction with further embodiments of the drawings, each of the figures labeled: 1: clip; 2: strand; 3: hammer; 31: cavity; 32: liquid mercury; 33: porous mesh, a cavity in the drawings is only a schematic, illustrating the hammer to the surface in the figure, do not represent actual surface opened to the hammer, the hammer is located inside the cavity, and the surface enclosed between the hammer structure, the closure can be sealed by welding or other forms. 如附图所示,以FR型防振锤为例,防振锤通过线夹1固定在线路上,线夹1下端设置有钢绞线2,钢绞线2上固定连接锤头3,两个锤头对称分布在线夹1两侧,在锤头3上开设中空腔31,在中空腔31内注入金属汞液,注入的量不改变锤头的设计重量,可在中空腔内设置多孔网,33所示为多孔网,多孔网孔越小越好,多孔网的孔径可至微米级,从下至上设置多层多孔网,这样汞液与网之间的接触面积会加大, 可以增加在对振动能量的吸收,图3为本发明所述的汞的体积为中空腔体积的90-95%,这种情况在相同的重量下可以显著减小防振锤的体积。 As shown in an example of FR damper, Damper fixing the line 1 by a clamp, a clamp is provided with a lower strand 2 and strand 2 is fixedly connected to the hammer 3, two figures hammerhead line clamp 1 symmetrical sides, defines the cavity 31 in the hammer 3, metallic mercury injection solution within the cavity 31, the amount of injected weight without changing the design of the hammer, the porous web may be provided in the hollow cavity, 33 shows a porous net, a porous mesh as small as possible, to the diameter of the porous web may be micron-sized, oriented multilayer porous network is provided from the contact area between the liquid and the network so that the mercury will increase, may be increased absorption of vibration energy, FIG. 3 volumes of mercury was 90-95% of the volume of the cavity in the present invention, this situation can be significantly reduced Damper volume at the same weight. 本发明中的汞夜封闭在锤体中,还可以在锤体上开设外界通向中空腔的通孔,这时汞夜不被完全封闭,为防止汞夜溢出以及进水和污染,通孔可设置成弯曲状,开口向下,这些为业内很容易实现的方案。 In the present invention, the mercury enclosed in the night hammer may also defines a through hole leading to the outside of the cavity in the hammer, when the mercury is not completely closed night, in order to prevent the overflow and the water and mercury contamination night, the through-hole It may be disposed in a curved shape, opening downward, which is easily implemented in the industry scheme. 本发明在锤头上设置有中空腔,中空腔内封闭有汞,汞为液体,在振动过程中,汞液的运动会消耗掉部分导线振动能量,在中空腔内设置多层多孔网,汞液在运动过程中与网之间产生摩擦同样会消耗掉部分能量,以上均能改善防振锤对振动能量的消耗及吸收,而且由于汞液自身的惯性, 在锤头内的运动还可以增加防振锤振动频率数量,防范的导线振动频率范围更多,虽然來液的价格要高于锤头材料的价格,但本发明用于由于振动容易导致高压输电线损坏的场合所产生的效益要远远高于防振锤本身成本的增加,本发明容易实现,用于高压输电线路防振锤效果改善显著。 The present invention is provided with a hammer on the cavity, the hollow cavity enclosing mercury, liquid mercury, during vibration, the mercury liquid Games consumed vibration energy conductor portion disposed in the hollow cavity of the multilayer porous mesh, liquid mercury during movement of the friction generated between the same network will consume some energy, can improve anti-vibration hammer than energy consumption and vibration absorption, but since the liquid mercury own inertia, in the movement can be increased further anti-hammer number of vibration frequency of the vibration hammer, to prevent wire vibration frequency range more, although to the price is higher than the price of liquid hammer material, but the present invention is effective for the case where the vibration easily lead to damage of the high voltage power lines generated far Damper itself is much higher than the increase of the cost, the present invention is easy to implement for high voltage transmission lines is significantly improved vibration damping effect of the hammer.

[0012]在详细说明本发明的实施方式之后,熟悉该项技术的人士可清楚地了解,在不脱离上述申请专利范围与精神下可进行各种变化与修改,凡依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均属于本发明技术方案的范围,且本发明亦不受限于说明书中所举实例的实施方式。 [0012] In the following embodiments of the present invention described in detail, those skilled in the art may be clearly understood, various changes and modifications may be made without departing from the scope and spirit of the above-mentioned patent application, where on the basis of the technical spirit of the present invention any simple modification made to the above embodiments, equivalent variations and modifications are within the scope of the technical solutions of the present invention, and the present invention is also not limited to the embodiments of the examples cited in the specification.

Claims (1)

1 .闻压T电线路用P振锤,包括线夹、钢绞线及锤头,所述的线夹固定连接在高压线路上,线夹下端连接有钢绞线,钢绞线的两端固定连接着两个关于线夹对称的锤头,其特征在于:所述的锤头上设置有中空腔,所述的中空腔内封闭有汞,线夹两侧的两个锤头相同;所述的中空腔内设置有多孔网,多孔网的高度在汞液面之上;所述的中空腔内封闭的汞的体积为:该体积的汞的重量与相同中空腔体积锤头重量相等;所述的中空腔内设置的多孔网从下至上有多层,最上层的多孔网在汞液面之上。 1. Wen T Line pressure P transducer with a hammer, comprising a clip, strand and hammer, the clamp is fixedly connected to the high voltage path, connected to the lower end clamp strand, strand ends fixed hammerhead clip connects two symmetrical on, wherein: said cavity is provided with a hammer, said hollow cavity enclosing mercury, the same two sides of the clamp hammer; the a hollow chamber is provided with a highly porous net, a porous web on the level of mercury; mercury enclosed volume of the hollow cavity of: an equal weight of mercury in the same volume of the cavity volume of the striker weight; the hollow lumen of said porous web provided with multiple layers from bottom to top, above the level of mercury in the uppermost porous web.
CN 201710267589 2015-04-07 2015-04-07 Anti-vibration hammer for high voltage transmission line CN106848972A (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110024152A1 (en) * 2009-02-19 2011-02-03 Jose Joao Espindola Device for dynamically neutralizing vibrations in single cable overhead power transmission lines
CN102104239A (en) * 2009-12-17 2011-06-22 中国电力科学研究院 Anti-vibration hammer
CN102537207A (en) * 2010-12-16 2012-07-04 上海微电子装备有限公司 Balance mass body
CN202535011U (en) * 2012-02-15 2012-11-14 广东电网公司电力科学研究院 Novel electric transmission line vibration damper with damping fluid
CN202917920U (en) * 2012-08-17 2013-05-01 四平线路器材厂 Damping type anti-galloping device
CN203026883U (en) * 2013-01-06 2013-06-26 吉林省电力有限公司检修公司 Damping rubber galloping preventing spacer
CN103490360A (en) * 2013-09-13 2014-01-01 国家电网公司 Semi-solid single-point waving prevention device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4527009A (en) * 1984-04-16 1985-07-02 Aluminum Company Of America Vibration damper with motion limiting feature
CN201210608Y (en) * 2008-06-13 2009-03-18 广州鑫源恒业电力线路器材有限公司;中国南方电网有限责任公司超高压输电公司 Symmetric vibration preventing hammer for extra-high voltage transmission grid DC line
CN202260344U (en) * 2011-10-17 2012-05-30 孟州市电力公司 Damper for conducting wire
CN202978173U (en) * 2012-12-14 2013-06-05 国家电网公司 Damper
WO2015013406A1 (en) * 2013-07-24 2015-01-29 Afl Telecommunications Llc Asymmetrical stockbridge damper
CN203674668U (en) * 2014-01-27 2014-06-25 南京电力金具设计研究院 Preformed wire clamp anti-vibration hammer
CN203883425U (en) * 2014-06-19 2014-10-15 国网四川省电力公司成都市新都供电分公司 Vibration damper capable of strongly dissipating energy
CN204481440U (en) * 2015-04-07 2015-07-15 王艳华 Vibration damper used for high voltage power transmission line

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110024152A1 (en) * 2009-02-19 2011-02-03 Jose Joao Espindola Device for dynamically neutralizing vibrations in single cable overhead power transmission lines
CN102104239A (en) * 2009-12-17 2011-06-22 中国电力科学研究院 Anti-vibration hammer
CN102537207A (en) * 2010-12-16 2012-07-04 上海微电子装备有限公司 Balance mass body
CN202535011U (en) * 2012-02-15 2012-11-14 广东电网公司电力科学研究院 Novel electric transmission line vibration damper with damping fluid
CN202917920U (en) * 2012-08-17 2013-05-01 四平线路器材厂 Damping type anti-galloping device
CN203026883U (en) * 2013-01-06 2013-06-26 吉林省电力有限公司检修公司 Damping rubber galloping preventing spacer
CN103490360A (en) * 2013-09-13 2014-01-01 国家电网公司 Semi-solid single-point waving prevention device

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CN104753011B (en) 2017-05-31 grant
CN106936107A (en) 2017-07-07 application

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