CN210867125U - Anti-sliding vibration damper - Google Patents
Anti-sliding vibration damper Download PDFInfo
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- CN210867125U CN210867125U CN201921443430.5U CN201921443430U CN210867125U CN 210867125 U CN210867125 U CN 210867125U CN 201921443430 U CN201921443430 U CN 201921443430U CN 210867125 U CN210867125 U CN 210867125U
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- wire clamp
- transmission line
- power transmission
- hammer
- rubber gasket
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Abstract
The utility model relates to an anti-slip shockproof hammer, which comprises a power transmission line, a clamping mechanism and a hammer body mechanism; the clamping mechanism is fixedly connected with the hammer body mechanism, the clamping mechanism is used for clamping the power transmission line, and the hammer body mechanism is used for preventing vibration; the utility model provides an anti-slip shockproof hammer, a wire clamp body and an openable wire clamp leaf are mutually matched, so that the compressive stress on the surface of a power transmission line is reduced, and the condition that the power transmission line is damaged due to overlarge local compressive stress of the clamped position by the existing wire clamp is avoided; the setting of rubber gasket to be provided with anti-skidding line on the surface of rubber gasket and power transmission line contact, greatly increased the frictional force of whole device and power transmission line, effectively prevent that the stockbridge damper from taking place to slide.
Description
Technical Field
The utility model relates to a line protection device field specifically, relates to an anti-skidding stockbridge damper.
Background
The breeze vibration is the most common vibration form of the overhead transmission line, can cause repeated kinking of the transmission line at the outlet of the suspension clamp, causes material fatigue, can finally cause fatigue strand breaking and wire breaking of the transmission line and damage to hardware fittings, insulators and transmission towers, and has serious threat to the safe operation of the transmission line.
At present, the shockproof hammer is additionally arranged on the ground wire and the guide wire to reduce the intensity of breeze vibration so as to ensure the safe operation of the line. The general damper has two types, namely an FR type and an FDZ type, and the damping principles of the two types of dampers are basically consistent, and the damper is characterized in that the damper has a 4-order resonance frequency and the damper has a 6-order resonance frequency. Practical operation experience shows that under the continuous vibrations state of leading the ground wire, the stockbridge damper often appears the problem of sliding, and in case the stockbridge damper takes place to slide, not only can not play the guard action to the power transmission line, still can aggravate the damage of power transmission line, when handling this type of defect, again will consume a large amount of manpower and materials.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that traditional stockbridge damper takes place to slide easily, provide a stockbridge damper that antiskid is moved.
In order to realize the purpose of the utility model, the technical proposal is that:
an anti-sliding vibration damper comprises a power transmission line, a clamping mechanism and a hammer body mechanism; the clamping mechanism is fixedly connected with the hammer body mechanism, the clamping mechanism is used for clamping the power transmission line, and the hammer body mechanism is used for preventing vibration.
Among the above-mentioned scheme, fixture and hammer block mechanism cooperate each other, and fixture is used for pressing from both sides tight power transmission line, and hammer block mechanism is used for preventing the circuit vibrations.
Preferably, the clamping mechanism comprises a wire clamp body, an openable wire clamp leaf, a fixing bolt and a rotating shaft; wherein: the top end of the wire clamp body is connected with one end of the openable wire clamp leaf through the rotating shaft, the bottom end of the wire clamp body is connected with the other end of the openable wire clamp leaf through the fixing bolt, and a circular structure is formed inside the wire clamp body.
In the scheme, the top end of the wire clamp body is connected with one end of the openable wire clamp leaf through the rotating shaft, and the openable wire clamp leaf can rotate 180 degrees around the rotating shaft. The fixing bolt is used for fixing the wire clamp body and the other end of the openable wire clamp leaf, so that the wire clamp body and the openable wire clamp leaf form a circular structure.
Preferably, the clamping mechanism further comprises a rubber gasket, and the rubber gasket is arranged on the inner wall of the circular structure.
Among the above-mentioned scheme, the rubber gasket sets up on circle column structure inner wall, and the rubber gasket can 360 parcel power transmission lines, has reduced the compressive stress on power transmission line surface, avoids current fastener to press from both sides the local compressive stress of position too big and the condition of damage power transmission line.
Preferably, the surface of the rubber gasket contacting with the power transmission line is provided with anti-skid lines.
In the above scheme, the surface that rubber gasket and power transmission line contact is provided with anti-skidding line, increases static friction between them.
Preferably, the rubber gasket is internally integrated with an electric conductor.
In the scheme, the electric conductor is blended into the rubber gasket, so that the insulation problem of rubber is solved, and the loss of electric energy is effectively reduced.
Preferably, the hammer body mechanism comprises a steel strand, a small hammer head and a large hammer head; the steel strand is fixedly connected with the wire clamp body, and two ends of the steel strand are respectively fixedly connected with the small hammer head and the large hammer head.
In the above scheme, steel strand wires both ends are little tup of fixed connection and big tup respectively, and the integration sets up like this and can make things convenient for the staff to operate, and the staff only need install fixing bolt can, need not install little tup and big tup again.
The wire clamp body and the openable wire clamp leaf are matched with each other to form a closed circular ring, the openable wire clamp leaf can rotate 180 degrees around a rotating shaft, the cross section of the closed circular ring is strictly designed into a circular section according to the shape of a ground wire, the ground wire can be completely held, point contact and line contact of a traditional pressing plate type wire clamp and a power transmission line are improved into 360-degree surface contact without contact dead angles through the mode, the pressure stress on the surface of the power transmission line is reduced, and the condition that the power transmission line is damaged due to overlarge local pressure stress of the clamped position of the traditional wire clamp is avoided; the grip of the power transmission line is increased, the axial force of the bolt is also increased, and the sufficient grip of the wire clamp on the power transmission line is realized.
The rubber gasket sets up on circle column structure inner wall to set up anti-skidding line on rubber gasket and power transmission line contact surface, add the electric conductor simultaneously. The high friction coefficient, the compressibility and the excellent wear-resisting property of the rubber gasket are fully exerted, and the static friction force between the anti-skid lines of the rubber gasket is increased; the compressibility of the rubber also enables the conductive circuit to fully fill a creep space when the conductive circuit creeps, and the friction force of the contact surface of the rubber gasket and the power transmission line is fully ensured by means of the above mode; the excellent wear resistance of the rubber prevents the metal wire clamp from directly wearing the power transmission line; the electric conductor added in the rubber solves the insulation problem of the rubber, and effectively reduces the loss of electric energy.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an anti-slip shockproof hammer, a wire clamp body and an openable wire clamp leaf are mutually matched, so that the compressive stress on the surface of a power transmission line is reduced, and the condition that the power transmission line is damaged due to overlarge local compressive stress of the clamped position by the existing wire clamp is avoided; the setting of rubber gasket to be provided with anti-skidding line on the surface of rubber gasket and power transmission line contact, greatly increased the frictional force of whole device and power transmission line.
Drawings
FIG. 1 is an overall structure of the utility model;
fig. 2 is a cross-sectional view of the clamping mechanism of the utility model;
FIG. 3 is a structural view of the clamping mechanism of the utility model;
description of the reference numerals
1. A clamping mechanism; 2. a hammer mechanism; 11. a wire clamp body; 12. the folder is openable; 13. fixing the bolt; 14. a rotating shaft; 15. a rubber gasket; 21. steel strand wires; 22. a small hammer head; 23. a large hammer head.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
the invention is further explained below with reference to the drawings and examples.
Example 1
As shown in fig. 1, the anti-slip vibration damper comprises a power transmission line, a clamping mechanism 1 and a hammer body mechanism 2; the clamping mechanism 1 is fixedly connected with the hammer body mechanism 2, the clamping mechanism 1 is used for clamping a power transmission line, and the hammer body mechanism 2 is used for preventing vibration.
In the above scheme, the clamping mechanism 1 is matched with the hammer mechanism 2, the clamping mechanism 1 is used for clamping the power transmission line, and the hammer mechanism 2 is used for preventing the line from vibrating.
Preferably, the clamping mechanism 1 comprises a wire clamp body 11, an openable wire clamp leaf 12, a fixing bolt 13 and a rotating shaft 14; wherein: the top end of the wire clamp body 11 is connected with one end of the openable wire clamp leaf 12 through the rotating shaft 14, the bottom end of the wire clamp body 11 is connected with the other end of the openable wire clamp leaf 12 through the fixing bolt 13, and a circular structure is formed inside the wire clamp body.
In the above scheme, the top end of the wire clamp body 11 is connected with one end of the openable wire clamp 12 through the rotating shaft 14, and the openable wire clamp 12 can rotate 180 degrees around the rotating shaft. The fixing bolt 13 is used to fix the other end of the wire clamp body 11 and the openable wire clamp 12, so that the wire clamp body 11 and the openable wire clamp 12 form a circular structure.
Preferably, the clamping mechanism 1 further comprises a rubber gasket 15, and the rubber gasket 15 is arranged on the inner wall of the circular structure.
Among the above-mentioned scheme, rubber gasket 15 sets up on circular column structure inner wall, and rubber gasket 15 can be 360 wraps up the power transmission line, has reduced the compressive stress on power transmission line surface, avoids current fastener to the local compressive stress of position of pressing from both sides too big and the condition of damage power transmission line.
Preferably, the surface of the rubber gasket 15 contacting the power transmission line is provided with an anti-slip texture.
In the above scheme, the surface of the rubber gasket 15 contacting the power transmission line is provided with anti-skid lines, so that the static friction force between the rubber gasket and the power transmission line is increased.
Preferably, the rubber gasket 15 is provided with an electric conductor inside.
In the above scheme, the electric conductor is blended into the rubber gasket 15, so that the insulation problem of rubber is solved, and the loss of electric energy is effectively reduced.
Preferably, the hammer mechanism 2 comprises a steel strand 21, a small hammer head 22 and a large hammer head 23; the steel strand 21 with the fastener body 11 fixed connection, steel strand 21 both ends respectively fixed connection little tup 22 with big tup 23.
In the above scheme, steel strand wires 21 both ends are little tup 22 and big tup 23 of fixed connection respectively, and the integration sets up like this and can make things convenient for the staff to operate, and the staff only need install fixing bolt can, need not install little tup 22 and big tup 23 again.
Example 2
As shown in fig. 2 and 3, the wire clamp body 11 and the openable wire clamp leaf 12 are matched with each other to form a closed ring, the openable wire clamp leaf 12 can rotate 180 degrees around the rotating shaft 14, the cross section of the closed ring is strictly designed into a circular section according to the shape of a power transmission line, the power transmission line can be completely held, point contact and line contact of the traditional pressing plate type wire clamp and the power transmission line are improved into surface contact without contact dead angles of 360 degrees through the mode, the pressure stress on the surface of the power transmission line is reduced, and the condition that the power transmission line is damaged due to overlarge local pressure stress of the clamped position of the traditional wire clamp is avoided; the grip of the power transmission line is increased, the axial force of the fixing bolt 13 is also increased, and the sufficient grip of the wire clamp on the power transmission line is realized.
The rubber gasket 15 is arranged on the inner wall of the circular structure, anti-skid grains are arranged on the contact surface of the rubber gasket 15 and the power transmission line, and meanwhile, a conductive body is added. The high friction coefficient, the compressibility and the excellent wear-resisting property of the rubber gasket 15 are fully exerted, and the static friction force between the rubber gasket 15 and the anti-skid lines is increased; the compressibility of the rubber also enables the power transmission line to fully fill a creep space when the power transmission line creeps, and the friction force of the contact surface of the rubber gasket and the power transmission line is fully ensured by means of the mode; the excellent wear resistance of the rubber prevents the metal wire clamp from directly wearing the power transmission line; the electric conductor added in the rubber solves the insulation problem of the rubber, and effectively reduces the loss of electric energy.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (3)
1. An anti-sliding vibration damper comprises a power transmission line and is characterized by further comprising a clamping mechanism (1) and a hammer body mechanism (2); the clamping mechanism (1) is fixedly connected with the hammer body mechanism (2), the clamping mechanism (1) is used for clamping a power transmission line, and the hammer body mechanism (2) is used for preventing vibration;
the clamping mechanism (1) comprises a wire clamp body (11), an openable wire clamp leaf (12), a fixing bolt (13) and a rotating shaft (14); the top end of the wire clamp body (11) is connected with one end of the openable wire clamp leaf (12) through the rotating shaft (14), the bottom end of the wire clamp body (11) is connected with the other end of the openable wire clamp leaf (12) through the fixing bolt (13), and a circular structure is formed inside the wire clamp body;
the clamping mechanism (1) further comprises a rubber gasket (15), and the rubber gasket (15) is arranged on the inner wall of the circular structure;
the hammer body mechanism (2) comprises a steel strand (21), a small hammer head (22) and a large hammer head (23); the steel strand (21) and the wire clamp body (11) are fixedly connected, and two ends of the steel strand (21) are respectively fixedly connected with the small hammer head (22) and the large hammer head (23).
2. Anti-slip stockbridge damper according to claim 1, characterized in that the surface of the rubber gasket (15) in contact with the power line is provided with anti-slip lines.
3. Anti-slip vibro-hammer according to claim 2, characterized in that said rubber pad (15) is internally provided with electrical conductors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443430.5U CN210867125U (en) | 2019-08-30 | 2019-08-30 | Anti-sliding vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921443430.5U CN210867125U (en) | 2019-08-30 | 2019-08-30 | Anti-sliding vibration damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210867125U true CN210867125U (en) | 2020-06-26 |
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ID=71286273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921443430.5U Active CN210867125U (en) | 2019-08-30 | 2019-08-30 | Anti-sliding vibration damper |
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| CN (1) | CN210867125U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904290A (en) * | 2021-07-05 | 2022-01-07 | 华北电力大学 | Take anti-vibration hammer of anti loosening structure |
-
2019
- 2019-08-30 CN CN201921443430.5U patent/CN210867125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113904290A (en) * | 2021-07-05 | 2022-01-07 | 华北电力大学 | Take anti-vibration hammer of anti loosening structure |
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