CN115036875A

CN115036875A - Anti-galloping damping spacer

Info

Publication number: CN115036875A
Application number: CN202210523580.7A
Authority: CN
Inventors: 牟学军; 方椿锋; 苗春强; 慕理朝; 仇铮
Original assignee: State Grid Corp of China SGCC; Hengshui Power Supply Co of State Grid Hebei Electric Power Co Ltd; Gucheng Power Supply Co of State Grid Hebei Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Hengshui Power Supply Co of State Grid Hebei Electric Power Co Ltd; Gucheng Power Supply Co of State Grid Hebei Electric Power Co Ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-09-09

Abstract

The invention provides an anti-galloping damping spacer, which belongs to the technical field of power equipment and transmission line vibration reduction and comprises a spacer main body, wherein a plurality of wire clamp arms used for clamping sub-wires are hinged on the spacer main body, a plurality of first cavities are arranged in the spacer main body, mass balls are arranged in the first cavities, and the mass balls can move in the corresponding first cavities along with the vibration of the spacer main body. According to the anti-galloping damping spacer rod, the mass ball arranged in the spacer rod body is driven to vibrate through vibration of the spacer rod body, the mass ball collides and rubs with the inner wall of the first cavity, the vibration energy transmitted from the spacer rod body is continuously consumed through the damping effect, the energy transmitted from the sub-conductor to the spacer rod body is consumed completely, and the energy of vibration caused by the sub-conductor under the action of wind is released, so that the expansion of the vibration amplitude of the sub-conductor is inhibited, and the galloping of the sub-conductor is prevented.

Description

Anti-galloping damping spacer

Technical Field

The invention belongs to the technical field of vibration reduction of power equipment and power transmission lines, and particularly relates to an anti-galloping damping spacer.

Background

With the increase of the demand of China on electric quantity, the span of a power transmission line, the number of split conductors and the like are in an increasing trend. Under certain weather conditions, the ice coating of the wire of the power transmission line is asymmetric and under the action of transverse wind, large low-frequency vibration can be caused, the galloping of the power transmission line occurs in severe cases, the galloping of the power transmission line causes inter-phase flashover tripping and arc burning, and the wire, the connecting part and the iron tower bear large dynamic loads due to the galloping, and when the loads exceed the protection limit, the wire, the iron tower, the insulator string and the connecting part are seriously damaged. Under the severe weather condition, large-area power failure accidents caused by short circuit, tower collapse and disconnection of a power transmission line due to conductor galloping occur in various places, and further, the power failure loss in a larger range is caused. Therefore, the method has great significance for preventing the power transmission line from waving.

At present, the purpose of inhibiting the vibration and the waving of the lead is mainly realized by installing devices such as damping spacers, detuning pendulums and the like in China, but the vibration and the waving prevention effect is limited.

Therefore, the spacer with reasonable design and obvious vibration damping and anti-galloping effect is developed, the safe operation of the power transmission line is facilitated, and the maintenance cost is reduced.

Disclosure of Invention

The invention aims to provide an anti-galloping damping spacer rod to solve the problem that the anti-galloping effect of the damping spacer rod is poor in the prior art.

In order to realize the purpose, the invention adopts the technical scheme that: provided is an anti-galloping spacer-damper comprising: the conductor spacer comprises a conductor spacer main body, wherein a plurality of conductor clamp arms used for clamping sub-conductors are hinged to the conductor spacer main body, a plurality of first cavities are arranged in the conductor spacer main body, mass balls are arranged in the first cavities, and the mass balls move in the corresponding first cavities along with the vibration of the conductor spacer main body.

As another embodiment of the present application, the anti-galloping spacer-damper further comprises:

a plurality of limiting notches are formed in the spacer body, the wire clamp arms are hinged in the limiting notches in a one-to-one mode, each limiting notch is provided with two limiting edges, and the two limiting edges are used for limiting the swing amplitude of the wire clamp arms.

spacing breach with first cavity one-to-one and intercommunication each other, the line arm lock runs through spacing breach extends to in the first cavity that corresponds, the line arm clamp penetrates the end connection of first cavity has an elastic rod, the quality ball is connected the elastic rod is kept away from the tip of line arm lock.

the two adjacent first chambers are communicated through a connecting chamber, a damping block is arranged in the connecting chamber, and the mass balls positioned in the two adjacent first chambers are respectively connected to the opposite sides of the damping block through elastic pieces.

the wire clamp arm comprises a first connecting section and a second connecting section, the first connecting section is hinged to the spacer body, the second connecting section is used for clamping a sub-wire, the first connecting section is connected with the second connecting section through a clamping structure, the clamping structure comprises a convex portion and a concave portion, the convex portion is arranged on the first connecting section, the concave portion is arranged on the second connecting section, the concave portion is in clamping fit with the convex portion, and the first connecting section and the second connecting section are separated from each other.

the opposite ends of the first connecting section and the second connecting section are provided with buffer layers, and a connecting gap is arranged between the two opposite buffer layers.

As another embodiment of the present application, the anti-galloping damping spacer further comprises:

the wire clamp arm is sleeved with a protective sleeve, the first connecting section is sleeved with a compression spring, the second connecting section is provided with a limiting boss, and the protective sleeve is abutted against the limiting boss by means of the compression spring and used for surrounding the periphery of the clamping structure.

and a partition wall is arranged in the connecting cavity, the partition wall is connected with the outer wall of the spacer body to form a second cavity, and mass particles are arranged in the second cavity.

the mass particles are steel shots.

the spacer body is also provided with a mounting hole and a connecting hole.

The anti-galloping damping spacer provided by the invention has the beneficial effects that: compared with the prior art, the anti-galloping damping spacer rod has the advantages that when the sub-conductor of the power transmission line is acted by wind and vibrates, the sub-conductor transmits vibration energy to the spacer rod main body to drive the spacer rod main body to vibrate, the mass ball in the first cavity in the spacer rod main body moves in the first cavity after being vibrated by the spacer rod main body, the mass ball continuously collides and rubs with the inner wall of the first cavity through moving, the vibration energy transmitted from the spacer rod main body is continuously consumed through the damping action, and finally the energy transmitted to the spacer rod main body by the sub-conductor is consumed completely, so that the energy generated by the vibration of the sub-conductor under the action of the wind is released, the expansion of the vibration amplitude of the sub-conductor is inhibited, and the galloping of the sub-conductor is prevented. The anti-galloping damping spacer provided by the invention has an obvious damping effect and effectively prevents wires from galloping.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a front view of an anti-galloping spacer-damper according to an embodiment of the present invention;

figure 2 is a cross-sectional view of a spacer body provided in accordance with an embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of the connecting ends of the first and second connector segments provided in accordance with an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first connecting section protrusion according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a concave portion of a second connecting section according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1. a spacer body; 2. a wire clamp arm; 21. a first connection section; 22. a second connection section; 201. clamping structure 211, convex part 221, concave part; 23. a protective sleeve; 24. a limiting boss; 25. a compression spring; 26. a buffer layer; 27. a connection gap; 3. a first chamber; 4. a mass ball; 5. a limiting notch; 51. a limiting edge; 6. an elastic rod; 7. connecting the chambers; 8. a damping block; 9. an elastic member; 10. a partition wall; 11. a second chamber; 12. mass particles; 13. mounting holes; 14. and connecting the holes.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 2, the anti-galloping damping spacer according to the present invention will now be described. The utility model provides an anti-galloping damping conductor spacer, includes conductor spacer main part 1, and the articulated fastener arm 2 that has a plurality of being used for centre gripping sub-conductor that has on the conductor spacer main part 1 is equipped with a plurality of first cavities 3 in the conductor spacer main part 1, is provided with mass ball 4 in the first cavity 3, and mass ball 4 can be followed the vibration of conductor spacer main part 1 removes in the first cavity 3 that corresponds.

Compared with the prior art, when the sub-conductors of the power transmission line vibrate under the action of wind, the sub-conductors transmit vibration energy to the spacer body 1 to drive the spacer body 1 to vibrate, the mass balls 4 in the first cavity 3 in the spacer body 1 move in the first cavity 3 after being vibrated by the spacer body 1, and continuously collide and rub with the inner wall of the first cavity 3, the vibration energy transmitted by the spacer body 1 is continuously consumed through the damping action, and finally the energy transmitted by the sub-conductors to the spacer body 1 is consumed to the greatest extent, so that the energy generated by the vibration of the sub-conductors under the action of wind is released, the expansion of the vibration amplitude of the sub-conductors is inhibited, and the galloping of the sub-conductors is prevented. The anti-galloping damping spacer provided by the invention has an obvious damping effect and effectively prevents the conductor from galloping.

Further, quality ball 4 can be selected for the rubber ball, and the rubber ball has good damping and shakes the characteristic of inhaling, and the texture is softer, and is flexible, and the collision with first chamber 3 inner wall is the elastic collision, can not cause the destruction to first chamber 3 inner wall.

As a specific embodiment of the anti-galloping damping spacer provided by the invention, please refer to fig. 1 to 2, a plurality of limiting notches 5 are formed in a spacer body 1, the wire clamp arms 2 are hinged in the limiting notches 5 in a one-to-one correspondence manner, the limiting notches 5 are provided with two limiting edges 51, and the two limiting edges 51 are used for limiting the swing amplitude of the wire clamp arms 2.

In the embodiment, the wire clamp arm 2 is hinged in the limiting notch 5, the wire clamp arm 2 can rotate in the limiting notch 5, the sub-conductor of the power transmission line is coated with ice in a severe environment, the ice coating area of the sub-conductor facing the wind direction is larger than that of the sub-conductor facing the back wind direction under the normal condition, the conventional spacing rod is fixedly connected with the sub-conductor and restrains the sub-conductor from twisting, so that the ice coating of the sub-conductor facing the wind direction is continuously increased, the ice coating of the sub-conductor is uneven, and the problem of the waving of the sub-conductor is easily caused, the ice coating of the sub-conductors is uniform, and the waving of the sub-conductors can be effectively avoided.

Further, spacing breach 5 includes two spacing limits 51 of line, and when line arm lock 2 rotated spacing limit 51, the rotation was hindered, and spacing limit 51 limits the swing range of line arm lock 2 and is at-5 to 5 between, sets up like this and is used for avoiding adjacent line arm lock 2 because rotate in opposite directions, leads to the sub-conductor interval undersize, and the problem that alternate air was punctured takes place.

Referring to fig. 1 to 2, a limiting gap 5 and a first chamber 3 are in one-to-one correspondence and are communicated with each other, a wire clamp arm 2 penetrates through the limiting gap 5 and extends into the corresponding first chamber 3, an end of the wire clamp arm 2 penetrating into the first chamber 3 is connected with an elastic rod 6, and a mass ball 4 is connected to an end of the elastic rod 6 far away from the direction of the wire clamp arm 2.

In this embodiment, the end of the wire clamp arm 2 penetrating into the first chamber 3 is connected with the elastic rod 6, the mass ball 4 is connected to the end of the elastic rod 6 far from the direction of the wire clamp arm 2, under normal condition, the mass ball 4 is supported by the elastic rod 6 and suspended in the first chamber 3, when the sub-lead vibrates under the action of external force, the vibration energy makes the wire clamp arm 2 swing up and down along with the vibration of the sub-lead to drive the elastic rod 6 and the mass ball 4 to swing together in the first chamber 3, on one hand, because the mass ball 4 has a certain mass and is subjected to inertia action in the swinging process, a reaction force is applied to the elastic rod 6, the elastic rod 6 deforms, the swinging amplitude is increased, the consumption speed of the vibration energy is increased, on the other hand, the mass ball 4 generates friction and collision with the inner wall of the first chamber 3 along with the swinging of the elastic rod 6, and further consumes the vibration energy, the vibration energy of the spacer body 1 can be absorbed quickly.

Wherein, the elastic rod 6 still plays the constraint effect to quality ball 4, limits the displacement range of quality ball 4 in its first cavity 3 that belongs to, avoids appearing a plurality of quality balls 4 and removes in same first cavity 3, extrudees each other, and the card can not the condition of removing together.

Furthermore, the elastic rod 6 is a conical rod, the rod diameter of the conical rod is gradually reduced from one end of the connecting wire clamping arm 2 to one end of the connecting quality ball 4, the deformation of the end with the large diameter of the conical rod is smaller than that of the end with the small diameter under the condition of the same stress, and the end with the large diameter is connected with the wire clamping arm 2, so that the connection stability is facilitated; preferably, the maximum diameter of the tapered rod is between 5 mm and 8 mm.

Further, quality ball 4 can be selected for the rubber ball, and the rubber ball has good shock attenuation and shakes the characteristic, and the texture is softer, and is flexible, and the collision with first chamber 3 inner wall is the elastic collision, can not cause the destruction to first chamber 3 inner wall.

As a specific embodiment of the anti-galloping damping spacer provided by the invention, please refer to fig. 1 to fig. 2, two adjacent first chambers 3 are communicated through a connecting chamber 7, a damping block 8 is arranged in the connecting chamber 7, and the mass balls 4 located in the two adjacent first chambers 3 are respectively connected to opposite sides of the damping block 8 through elastic members 9.

In the embodiment, the adjacent first chambers 3 are communicated with each other through the connecting chamber 7, so that a loop-shaped chamber is formed inside the spacer body 1, the connecting chamber 7 forms a connecting channel, the damping block 8 is arranged in the connecting chamber, the damping block 8 is connected with the adjacent mass ball 4, and the damping block 8 and the mass ball 4 form a damping system in the loop-shaped chamber.

When the power transmission line sub-conductor transmits vibration energy to the spacer body 1 to trigger the vibration of the spacer body 1, a damping system formed by the mass ball 4, the elastic piece 9 and the damping block 8 displaces along with the vibration of the spacer body 1, the vibration energy is transmitted back and forth among all components of the damping system, and all the components of the damping system quickly consume the vibration energy through friction and collision with the wall of the cavity in which the components are located, so that the formation of the damping system accelerates the consumption of the vibration energy, improves the damping efficiency of the spacer, enables the vibration energy of the sub-conductor to be timely released, and avoids the vibration energy accumulation and the condition that the sub-conductor swings.

In this embodiment, the damping blocks 8 located in the upper and lower channels of the rectangular-shaped chamber are attached to the channel wall of the rectangular-shaped chamber by gravity, when the spacer body 1 vibrates, the mass balls 4 located on the left and right sides of the damping block 8 swing up and down, and the damping block 8 slides in the upper channel of the rectangular-shaped chamber through the elastic member 9 connected to the damping block 8, so that the damping block 8 can dissipate energy by friction with the channel wall of the rectangular-shaped chamber to perform a damping function.

The damping blocks 8 in the channels on the left side and the right side of the square-shaped cavity are connected with the adjacent mass balls 4 through the elastic pieces 9 and are suspended in the channels on the side edges of the square-shaped cavity, when the spacer body 1 vibrates, the damping blocks 8 overcome the self gravity through the elastic force of the elastic pieces 9 to move up and down in the channels on the side edges of the square-shaped cavity and collide with the channel walls on the side edges of the square-shaped cavity, and the damping blocks 8 achieve energy consumption and play a damping role in this way.

Further, the elastic member 9 may be a spring or a bungee cord.

Further, the damping block 8 is a columnar rubber block.

As a specific embodiment of the anti-galloping spacer, please refer to fig. 1 to 4, the wire clamp arm 2 includes a first connecting section 21 and a second connecting section 22, the first connecting section 21 is hinged to the spacer body 1, the second connecting section 22 is used for clamping a sub-wire, the first connecting section 21 and the second connecting section 22 are connected by a clamping structure 201, the clamping structure 201 includes a convex portion 211 oppositely disposed on the first connecting section 21 and a concave portion 221 on the second connecting section 22, and the concave portion 221 is in a plugging fit with the convex portion 211 and is used for limiting the first connecting section 21 and the second connecting section 22 to be separated from each other.

In this embodiment, the wire clamp arm 2 is divided into the first connecting section 21 and the second connecting section 22, and the first connecting section 21 and the second connecting section 22 are connected through the clamping structure 201, so that the second connecting section 22 of the wire clamp arm 2 is detachably mounted, on one hand, the spacer damper provided by the invention can adapt to the row spacing of multiple sub-wires by replacing the second connecting sections 22 with different lengths, and on the other hand, when one second connecting section 22 is damaged, the spacer damper can be replaced without scrapping the whole spacer damper.

Further, referring to fig. 4 to 5, the convex portion 211 of the first connecting section 21 has a T-shaped structure, and the concave portion 221 of the second connecting section 22 has an inverted T-shaped structure.

Referring to fig. 1 to 2, as an embodiment of the anti-galloping spacer according to the present invention, buffer layers 26 are disposed at opposite ends of the first connecting segment 21 and the second connecting segment 22, and a connecting gap 27 is disposed between the buffer layers 26.

In this embodiment, the opposite ends of the first connecting section 21 and the second connecting section 22 are provided with buffer layers 26, and a connecting gap 27 is provided between the buffer layers 26, the connecting gap 27 forms a buffer space, so that when the sub-conductor vibrates, the sub-conductor must apply an outward or inward force along the length direction of the clamping arm 2 to the second connecting section 22 of the sub-conductor, the force presses the second connecting section 22 to the first connecting section 21 or pulls the second connecting section 22 away from the first connecting section 21, so that the first connecting section 21 and the second connecting section 22 move in a relative reciprocating manner in the buffer space under the action of the sub-conductor, and absorb the vibration through mutual friction and collision, the buffer layers 26 protect the first connecting section 21 and the second connecting section 22 from being damaged by collision on the one hand, and the buffer layers 26 absorb the force of the clamping arm, that is, the vibration energy transmitted to the hinging axis of the line 2 and the spacer body 1, the hinged connection of the wire clamping arms 2 and the spacer body 1 is protected, and meanwhile, the vibration amplitude of the sub-wires is reduced, so that the galloping is prevented.

Further, the buffer layer 26 is a silicone gel layer.

Further, the connection gap 27 is between 3 mm and 5 mm.

Referring to fig. 1 and 2, a protective sleeve 23 is sleeved on the wire clamp arm 2, a compression spring 25 is sleeved on the first connecting section 21, a limiting boss 24 is arranged on the second connecting section 22, and the protective sleeve 23 abuts against the limiting boss 24 through the compression spring 25 and is arranged around the clamping structure 201.

In this embodiment, the protection sleeve 23 surrounds the periphery of the clamping structure 201, and is used for limiting the axial relative movement of the first connecting section 21 and the second connecting section 22, so as to prevent the clamping structure 201 from being disengaged, the inner wall of the protection sleeve 23 is attached to the outer walls of the first connecting section 21 and the second connecting section 22, and the protection sleeve 23 can slide relative to the first connecting section 21 and the second connecting section 22.

The second connecting section 22 is provided with a limiting boss 24, the first connecting section 21 is sleeved with a compression spring 25, the protective sleeve 23 is positioned between the limiting boss 24 and the compression spring 25, and the compression spring 25 is always in a compression state and presses the protective sleeve 23 on the limiting boss 24.

The protective sleeve 23 is slid to further compress the compression spring 25, so that the protective sleeve 23 can be far away from the limiting boss 24, the clamping structure 201 is exposed outside, and the second connecting section 22 is convenient to install and replace.

Further, the protection sleeve 23 may be surrounded by a screw connection at the periphery of the clamping structure 201.

Referring to fig. 1 to 2, a partition wall 10 is disposed in the connecting chamber 7, the partition wall 10 is connected with an outer wall of the spacer body 1 to form a second chamber 11, and mass particles 12 are disposed in the second chamber 11.

Further, the partition wall 10 is a C-shaped structure, an open end of the structure is connected with the outer wall of the spacer body 1 to form a second chamber 11, mass particles 12 are arranged in the second chamber 11, the mass particles 12 are vibrated in association with the vibration of the spacer body 1, and energy is consumed through collision friction between the mass particles and the wall of the second chamber 11, so that a damping effect is achieved.

In this embodiment, the C-shaped structure of the partition wall 10 is formed into an arch, the convex side of the arch wall forms the inner wall of the connection chamber 7, the force-bearing area of the arch inner wall is large, and the left and right sides of the arch structure are respectively provided with a support point, the two support points have the function of dispersing impact force, when the damping block 8 moves in the connection chamber 7, the damping block 8 continuously collides and impacts against the arch inner wall, the partition wall 10 can effectively resist the impact force, and the structural integrity of the connection chamber 7 is ensured. The C-shaped design of the divider wall 10 improves the structural strength of the chambers within the spacer body 1.

Further, the concave side of the C-shaped structure of the partition wall 10 forms the inner wall of the second chamber 11, the concave side inner wall is arc-shaped, when the spacer body 1 drives the mass particles 12 to vibrate in the second chamber 11, some mass particles 12 will slide along the arc-shaped side wall, energy is consumed through friction with the arc-shaped side wall while energy is consumed by overcoming gravity, and the damping effect of the mass particles 12 is enhanced, which cannot be achieved by the vertical side wall.

Furthermore, the mass particles 12 are steel shots which have large mass, moderate hardness, strong toughness, impact resistance, good rebound, low consumption and no breakage. The steel shot diameter is between 0.8 mm and 1.5 mm.

Referring to fig. 1 and 2, a plurality of mounting holes 13 are further formed in a spacer body 1, the spacer body 1 is of a split structure, and bolts are inserted into the mounting holes 13 to assemble and form the spacer body 1.

Furthermore, the spacer body 1 is provided with a connecting hole 14, and the connecting hole 14 is used for connecting the plurality of spacer bodies 1 to each other.

Preferably, the coupling hole 14 is provided at the center of the spacer body 1.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an anti-galloping damping conductor spacer, its characterized in that includes conductor spacer main part (1), articulated on conductor spacer main part (1) have a plurality of fastener arms (2) that are used for centre gripping sub-conductor, be equipped with a plurality of first cavities (3) in conductor spacer main part (1), be provided with mass ball (4) in first cavity (3), mass ball (4) are followed the vibration of conductor spacer main part (1) is in the correspondence remove in first cavity (3).

2. The anti-galloping damping spacer as claimed in claim 1, wherein a plurality of limiting notches (5) are formed in the spacer body (1), the wire clamp arms (2) are hinged in the limiting notches (5) in a one-to-one correspondence manner, the limiting notches (5) are provided with two limiting edges (51), and the two limiting edges (51) are used for limiting the swinging amplitude of the wire clamp arms (2).

3. The anti-galloping spacer damper according to claim 2, wherein the limiting notches (5) are in one-to-one correspondence with the first chambers (3) and are communicated with each other, the wire clamp arm (2) penetrates through the limiting notches (5) and extends into the corresponding first chamber (3), the end of the wire clamp arm (2) penetrating into the first chamber (3) is connected with an elastic rod (6), and the mass ball (4) is connected to the end of the elastic rod (6) far away from the wire clamp arm (2).

4. The anti-galloping spacer damper as claimed in claim 3, wherein two adjacent first chambers (3) are communicated with each other through a connecting chamber (7), a damping block (8) is arranged in the connecting chamber (7), and the mass balls (4) positioned in the two adjacent first chambers (3) are respectively connected with the opposite sides of the damping block (8) through elastic members (9).

5. The anti-galloping spacer as claimed in claim 1, wherein the wire clamp arm (2) comprises a first connecting section (21) and a second connecting section (22), the first connecting section (21) is hinged to the spacer body (1), the second connecting section (22) is used for clamping a sub-wire, the first connecting section (21) and the second connecting section (22) are connected through a clamping structure (201), the clamping structure (201) comprises a convex part (211) oppositely arranged on the first connecting section (21) and a concave part (221) oppositely arranged on the second connecting section (22), and the concave part (221) is in clamping fit with the convex part (211) and used for limiting the mutual separation of the first connecting section (21) and the second connecting section (22).

6. Anti-galloping spacer-damper according to claim 5, wherein opposite ends of the first connecting section (21) and the second connecting section (22) are each provided with a cushioning layer (26), and a connection gap (27) is provided between two opposite cushioning layers (26).

7. The anti-galloping spacer damper as claimed in claim 5, wherein the wire clamp arm (2) is sleeved with a protective sleeve (23), the first connecting section (21) is sleeved with a compression spring (25), the second connecting section (22) is provided with a limiting boss (24), and the protective sleeve (23) abuts against the limiting boss (24) through the compression spring (25) and is arranged around the periphery of the clamping structure (201).

8. Anti-galloping spacer according to claim 4, wherein a dividing wall (10) is arranged in the connecting chamber (7), the dividing wall (10) is connected with the outer wall of the spacer body (1) to form a second chamber (11), and mass particles (12) are arranged in the second chamber (11).

9. Spacer damper according to claim 8, wherein the mass particles (12) are steel shot.

10. Anti-galloping spacer damper according to any one of claims 1 to 9, wherein the spacer body (1) is further provided with mounting holes (13) and connection holes (14).