CN202586230U

CN202586230U - Anti-slip pre-twisted shockproof hammer

Info

Publication number: CN202586230U
Application number: CN 201220150607
Authority: CN
Inventors: 陈军
Original assignee: SHIJIAZHUANG HWANENG ELECTRIC CO Ltd
Current assignee: SHIJIAZHUANG HWANENG ELECTRIC CO Ltd
Priority date: 2012-04-11
Filing date: 2012-04-11
Publication date: 2012-12-05
Anticipated expiration: 2022-04-11

Abstract

The utility model discloses an anti-slip pre-twisted shockproof hammer comprising a steel stranded wire and hammer heads arranged at two ends of the steel stranded wire, a middle part of the steel stranded wire is provided with a wire clip which is in a hook shape and is hung on a cable. An upper end of the wire clip is provided with a projection. A pre-twisted wire is uniformly wound on the cable, wherein a pre-twisted wire side presses the projection so as to fix the wire clip and the cable. When in installation and use, firstly an installation position is determined on a conducting (ground) wire, the wire clip is hung on the position, then a central mark of the pre-twisted wire is aligned with the projection of the wire clip, the pre-twisted wire is wound on the cable along a spiral direction of the pre-twisted wire, and installation work is completed. No tool is needed in a whole process which is convenient and rapid, an anti-slip pre-twisted shockproof hammer is directly installed on the cable by using the pre-twisted wire, and the slippage of the shockproof hammer is effectively avoided.

Description

A kind of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer

Technical field

The utility model belongs to mechanical field, relates to a kind of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer.

Background technology

Aeolian vibration is a kind of eddy current backflow phenomenon that often occurs on the aerial cable; When the object (like cable) of stable laminar winds through cylindrical cross-section; Produce eddy current and form certain pressure differential in its back; To form at the cable lee face and to press the air-flow vortex that the certain frequency alternatively up and down occurs, it occur successively and break away from make cable receive the impulsive force of the alternation up and down of same frequency, promptly form and vibrate.This vibration is very big to the damage of cable.

Allow generally all to take suitable safeguard procedures in the limit for the vibration that makes cable drops to,, and hope that the vibrationproof facility has wider frequency, bigger consumed power characteristic like installation anti-slip type Pre-Cutter-Type Anti-Vibration Hammer or other damping device.Traditional anti-slip type Pre-Cutter-Type Anti-Vibration Hammer adopts bolt to install; Receive the influence of mounting torque and workman's operational circumstances when mounted, and influences such as the vibration during the circuit long-time running, creep, plastic deformation, make to have a large amount of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer sliding phenomenons in the line; It can not be fixedly secured in initial installation site; Influence vibration-isolating effect, and then cause the disconnected thigh of vibration of cable, influence the line security operation.

The utility model content

In order to improve the phenomenon of the easy slippage of stockbridge damper in the prior art, the utility model provides one and can effectively prevent the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer that stockbridge damper slippage, race are hammered into shape.

The technical scheme of the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer that the utility model proposes is following:

A kind of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer; Comprise steel strand wire and be located at the tup at steel strand wire two ends; Said steel strand wire middle part is provided with wire clamp, and said wire clamp is hook solid to be suspended on the cable, and said wire clamp upper end is provided with a projection; The preformed armor rods uniform winding is on said cable, and wherein the said projection of preformed armor rods one side compression is with fixing clamper and cable.

Preferential as technique scheme is located at the tup balance setting at steel strand wire two ends.

Preferential as technique scheme, the tup weight of being located at the steel strand wire two ends is inequality, and also inequality with the wire clamp distance.

Preferential as technique scheme, said tup is the tuning-fork type shape of ears.

Preferential as technique scheme, said wire clamp and preformed armor rods are processed by high-strength aluminum alloy respectively.

The utility model propose a kind of leading () line uses the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer; When installing and using; Earlier lead () confirm the installation site on the line, wire clamp is suspended on this position, then the central marks of preformed armor rods is aimed at the projection of wire clamp; Direction along the preformed armor rods spiral is wrapped on the cable, promptly accomplishes installment work.Its whole process is without any need for instrument, and is convenient and swift, and utilizes preformed armor rods that the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer is directly installed on the cable, effectively avoided the situation of stockbridge damper slippage to take place.According to the specific (special) requirements of electric power system, the utility model can use on the leading of various electric pressures, ground wire and use, and has characteristics such as simple installation, continual and steady, energy-efficient, the no grip centrostigma of grip.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the utility model embodiment; To do one to the accompanying drawing that uses among the embodiment below introduces simply; Obviously, below listed accompanying drawing only be some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the structural representation of the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer that provides in the present embodiment 1;

Fig. 2 is that the x-x of Fig. 1 is to view.

Embodiment

For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model execution mode is done to describe in detail further below.

Embodiment

Present embodiment has proposed a kind of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer, like Fig. 1, shown in Figure 2, comprises steel strand wire 3 and is located at the tup 1,2 at steel strand wire two ends; Said steel strand wire 3 middle parts are provided with wire clamp 4, said wire clamp 4 be hook solid lead to be suspended on () on the line 7, said wire clamp 4 upper ends are provided with a projection 6; Preformed armor rods 5 uniform winding are on said cable 7, and wherein the said projection 6 of preformed armor rods 5 one side compressions is with fixing clamper and cable, and said preformed armor rods can provide the grip of lasting stability; Bond area is big; Grip force is evenly distributed on the whole hank knotting length, does not have stress concentration point and can keep constant grip force, the generation of effectively avoiding running hammer.

Wherein, said wire clamp 4 is the high-strength aluminum alloy material, and is big from heavy and light and intensity, can well be suspended on and lead () on the line; Said preformed armor rods 5 same high-strength aluminum alloy material, the good energy-conserving effects of adopting.

Further; Be located at the tup balance setting at steel strand wire two ends, the tup weight at its two ends is inequality, and also inequality with the wire clamp distance; Said tup is divided into big tup and little tup; Said big tup lead () line when vibration, the tup vibration forms resonance, satisfies the vibrationproof needs of conductor vibration to low frequency; Said little tup lead () line when vibration, the tup vibration forms resonance, satisfies the vibrationproof needs of conductor vibration to high frequency.

Said tup is the tuning-fork type shape of ears, can good anti-corona and radio interference.Said steel strand wire are used to support two tups, support mutual fricative friction damping force and the next dynamic absorbed oscillation energy reduction of internal material molecular vibration level of vibration between steel strand wire line thigh during the tup vibration; Said wire clamp be used for stockbridge damper is suspended on and lead () line, the projection on the wire clamp can make hank knotting combine with wire clamp closely; Said preformed armor rods is used for fixing wire clamp, plays fixedly stockbridge damper, prevents the effect of stockbridge damper slippage.

The utility model adopts preformed wire clamp mounting means, can effectively solve the phenomenon of stockbridge damper slippage.Utilize preformed armor rods that the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer is directly installed on the cable; Rely on preformed armor rods that holding of cable puted forth effort firm being fixed on the cable of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer; Because preformed armor rods itself puts forth effort not receive the influence of cable creep, plastic deformation to holding of cable; Gu it can be in the cable long-time running anti-slip type Pre-Cutter-Type Anti-Vibration Hammer is kept stable fastening, effectively prevent the anti-slip type Pre-Cutter-Type Anti-Vibration Hammer slippage, run the hammer phenomenon.In addition; Because this type anti-slip type Pre-Cutter-Type Anti-Vibration Hammer has changed original screw bolt-type wire clamp mounting means; Reduced the chucking power of wire clamp, made the cable static pressure of anti-slip type Pre-Cutter-Type Anti-Vibration Hammer mounting points reduce greatly, can effectively improve the endurance degree of cable cable.

What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.

Claims

1. anti-slip type Pre-Cutter-Type Anti-Vibration Hammer; Comprise steel strand wire and be located at the tup at steel strand wire two ends that said steel strand wire middle part is provided with wire clamp, it is characterized in that; Said wire clamp is hook solid to be suspended on the cable; Said wire clamp upper end is provided with a projection, and the preformed armor rods uniform winding is on said cable, and wherein the said projection of preformed armor rods one side compression is with fixing clamper and cable.

2. anti-slip type Pre-Cutter-Type Anti-Vibration Hammer according to claim 1 is characterized in that, is located at the tup balance setting at steel strand wire two ends.

3. anti-slip type Pre-Cutter-Type Anti-Vibration Hammer according to claim 1 and 2 is characterized in that, the tup weight of being located at the steel strand wire two ends is inequality, and also inequality with the wire clamp distance.

4. according to claim 1 or 2 described anti-slip type Pre-Cutter-Type Anti-Vibration Hammers, it is characterized in that said tup is the tuning-fork type shape of ears.

5. anti-slip type Pre-Cutter-Type Anti-Vibration Hammer according to claim 3 is characterized in that said tup is the tuning-fork type shape of ears.

6. anti-slip type Pre-Cutter-Type Anti-Vibration Hammer according to claim 1 is characterized in that said wire clamp and preformed armor rods are processed by high-strength aluminum alloy respectively.