CN116388099B - Pre-twisted anti-galloping insulating spacer - Google Patents
Pre-twisted anti-galloping insulating spacer Download PDFInfo
- Publication number
- CN116388099B CN116388099B CN202310167720.6A CN202310167720A CN116388099B CN 116388099 B CN116388099 B CN 116388099B CN 202310167720 A CN202310167720 A CN 202310167720A CN 116388099 B CN116388099 B CN 116388099B
- Authority
- CN
- China
- Prior art keywords
- wire
- locking
- galloping
- clamping
- rod
- Prior art date
- 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.)
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Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- 230000009467 reduction Effects 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims description 18
- 230000000694 effects Effects 0.000 abstract description 9
- 239000004020 conductor Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
- H02G7/125—Damping spacers
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention discloses a preformed type anti-galloping insulating spacer, which comprises a spacer body, wherein locking wire clamps are fixedly arranged at two ends of the spacer body, a first vibration reduction anti-galloping mechanism is fixedly arranged on an inner ring of each locking wire clamp, preformed wires are arranged at the end parts, close to the spacer body, of each locking wire clamp, the lengths of the preformed wires at two sides of each locking wire clamp are the same, and a second vibration reduction anti-galloping mechanism is further arranged on the spacer body; has the advantages of simple structure, good vibration reduction and anti-galloping effects, etc.
Description
Technical Field
The invention relates to the technical field of insulating spacer equipment, in particular to a preformed anti-galloping insulating spacer.
Background
The spacing rod is a hardware fitting which is arranged on split conductors and used for fixing the distance between the split conductors so as to prevent the conductors from whipping each other and inhibit breeze vibration and sub-span vibration. The spacer is generally arranged in the middle of the gear space and is arranged at intervals of 50-60 m, the spacer of two-split, four-split, six-split and eight-split wires is arranged, and after the spacer is arranged on the split wires, the vibration amplitude of the split wires is reduced by 50% compared with that of the spacer-free spacer, and the vibration amplitude of the split wires is reduced by 87% and 90% compared with that of the spacer-free spacer.
The prior conductor clamp of the spacer is complex in parts, relatively complex in process and relatively high in cost, and in addition, the clamp heads of the conductor clamp are in clamping type, the conductor clamp body and the pressing plate clamp the conductor through a hinge, and special installation tools are required to compress the conductor clamp body and the pressing plate during installation, and then the pressing plate is firmly locked by the pins. The mounting process is complex, the accident that the hinge part of the wire clamp body is broken due to overlarge strength is difficult to grasp, and the contact surface of the wire clamped by the wire clamp head, which is narrower, is easy to form stress concentration, so that the performance of the wire is seriously influenced, and particularly, the safety accidents such as wire strand breakage and the like are easy to cause in the line engineering in high altitude and heavy ice areas; the preformed armor rod that proposes among the prior art generally adopts preformed armor rod to fix with the wire alone, or adopts couple to add preformed armor rod and wire to fix, couple add preformed armor rod can increase the stability of wire, but in the in-service use, because the shape of couple is not cladding wire a week completely, so the friction that the wire received in couple department is uneven, the wire that has couple department can receive great frictional force, couple and spacer rod's setting can influence the wire torsion to a certain extent moreover, influence the wire torsion then can influence the wire and prevent the dance effect.
Therefore, the preformed anti-galloping insulating spacer can solve the problems.
Disclosure of Invention
The invention aims to solve the technical problems that a preformed armor rod proposed in the prior art is generally fixed with a wire by adopting a preformed armor rod alone or by adopting a hook and the preformed armor rod, and the hook and the preformed armor rod can increase the stability of the wire, but in the actual use process, the shape of the hook does not completely cover the wire for one circle, so that the friction of the wire at the hook is uneven, the wire at the hook can be subjected to larger friction force, and the arrangement of the hook and the spacer can influence the wire torsion to a certain extent, and the wire torsion can influence the wire anti-galloping effect, so that the preformed anti-galloping insulating spacer rod is provided, which comprises:
the spacer rod comprises a spacer rod body, wherein locking wire clamps are fixedly arranged at two ends of the spacer rod, a first vibration reduction and anti-galloping mechanism is fixedly arranged on an inner ring of the locking wire clamps, pre-twisted wires are arranged at the end parts, close to the spacer rod body, of the locking wire clamps, the pre-twisted wires at two sides of the locking wire clamps are identical in length, and a second vibration reduction and anti-galloping mechanism is further arranged on the spacer rod body;
the locking wire clamp comprises a wire clamp base, two arc-shaped wire holders extend outwards from the wire clamp base, the ends, far away from the wire clamp base, of the two arc-shaped wire holders are rotationally connected with a clamping wire holder, a first ratchet is arranged on one side, close to the wire clamp base, of the clamping wire holder, a locking mechanism is arranged inside the wire clamp base and used for locking the clamping wire holder in a matched mode, the first vibration reduction and anti-galloping mechanism is fixedly arranged on the two arc-shaped wire holders and the clamping wire holder, a pre-twisted wire hole is formed in the wire clamp base and used for installing a pre-twisted wire to penetrate/fix;
the locking mechanism comprises a rotating rod, one end of the rotating rod is rotatably connected with the locking mechanism mounting groove through a second rotating shaft, a second ratchet is arranged on one side, close to the clamping line support, of the rotating rod in a matched mode, the inclined surface of the first ratchet and the inclined surface of the second ratchet are arranged in opposite directions;
the locking mechanism further comprises a poking piece, the poking piece is rotationally connected with the locking mechanism mounting groove through a third rotating shaft, and the poking piece is positioned at the end part of the rotating rod, which is far away from the second rotating shaft;
one side of the rotating rod, which is far away from the second ratchet, is provided with a sliding rod, the sliding rod slides up and down along the side wall of the locking mechanism mounting groove, a reset spring is fixedly arranged between the sliding rod and the rotating rod, and locking bulges are respectively arranged at the ends, close to the shifting sheets, of the sliding rod and the rotating rod in opposite directions.
Further, the clamping wire support is arranged between the two arc wire supports, and the clamping wire support is connected with the two arc wire supports in a rotating mode through a first rotating shaft.
Further, the wire clamp base and the two arc-shaped wire holders are integrally formed, a locking mechanism mounting groove is formed in the wire clamp base, and the locking mechanism mounting groove is used for mounting the locking mechanism.
Further, the shifting piece is used for shifting the rotating rod to rotate and shifting the sliding rod to slide.
Further, the first vibration damping and anti-galloping mechanism comprises a plurality of elastic wire supporting mechanisms, the elastic wire supporting mechanisms are respectively installed on the arc wire supporting and the clamping wire supporting, the elastic wire supporting mechanisms comprise a shell, support columns, wire supporting plates and vibration damping springs, the shell is fixedly connected with the arc wire supporting or the clamping wire supporting, the support columns move up and down along the shell, the support columns are located at the end parts in the shell and are fixedly connected with the vibration damping springs, the support columns are located at the end parts outside the shell and are fixedly connected with the wire supporting plates, and the support columns are located at the end parts in the shell and are fixedly provided with anti-falling rings.
Further, a vibration reduction layer is arranged on the surface, far away from the support column, of the wire supporting plate.
Further, a lock hole is formed in the side wall of the wire clamp base, which is opposite to the poking piece, and the lock hole is used for poking the poking piece through the lock hole.
The implementation of the invention has the following beneficial effects:
1. the invention provides a novel vibration-proof structure for fixing a wire, which can realize quick installation without tools, has larger contact area with the wire, can not generate the condition of different abrasion caused by uneven stress of the wire in the diameter direction, can effectively absorb the vibration of the wire, prevents the wire from generating a large-amplitude galloping condition after being affected by wind power to vibrate, and ensures that the wire can be twisted in a certain angle, thereby improving the galloping-proof effect.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a cross-sectional view of the locking clip and first vibration damping and anti-galloping mechanism of the present invention;
fig. 3 is a partial top view of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1-3 of the specification, the technical problem to be solved in this embodiment is that the preformed armor rod proposed in the prior art is generally fixed with a wire by using a preformed armor rod, or by using a hook and a preformed armor rod, the hook and the preformed armor rod can increase the stability of the wire, but in the actual use process, the shape of the hook does not completely cover the wire for one circle, so the friction of the wire at the hook is uneven, the wire at the hook can be subjected to a larger friction force, and the arrangement of the hook and the spacer can affect the wire torsion to a certain extent, and the wire torsion can affect the wire anti-galloping effect, so that the preformed armor rod is provided, and the preformed armor rod comprises:
the spacer rod body 1, the two ends of the spacer rod body 1 are fixedly provided with locking wire clamps, the inner ring of each locking wire clamp is fixedly provided with a first vibration reduction anti-galloping mechanism 3, the end part, close to the spacer rod body 1, of each locking wire clamp is provided with a pre-stranded wire 9, the lengths of the pre-stranded wires 9 on the two sides of each locking wire clamp are the same, the spacer rod body 1 is also provided with a second vibration reduction anti-galloping mechanism 8, and the second vibration reduction anti-galloping mechanism 8 is a silica gel insulating umbrella;
the locking wire clamp comprises a wire clamp base 6, two arc wire holders 5 extend outwards from the wire clamp base 6, the ends of the two arc wire holders 5 far away from the wire clamp base 6 are rotationally connected with a clamping wire holder 2, one side of the clamping wire holder 2 close to the wire clamp base 6 is provided with a first ratchet 201, the inside of the wire clamp base 6 is provided with a locking mechanism, the locking mechanism is used for locking the clamping wire holder 2 by matching with the first ratchet 201, the first vibration reduction anti-galloping mechanism 3 is fixedly arranged on the two arc wire holders 5 and the clamping wire holder 2, the wire clamp base 6 is provided with a pre-stranded wire hole 607, the pre-stranded wire hole 607 is used for installing the pre-stranded wire 9 to penetrate/fix, in a specific embodiment, the pre-stranded wire hole 607 is a through hole, the pre-stranded wire 9 is a whole section, the pre-stranded wire 9 penetrates through the pre-stranded wire hole 607, the lengths of the pre-stranded wire holders 6 are the same, and the lengths of the pre-stranded wires 9 on two sides of the wire holder 6 can also calculate the wind force received by the wire according to the wind direction of the area, in another specific embodiment, the pre-stranded wire holes 607 are formed in two sides of the wire clamping base 6, the pre-stranded wires 9 are respectively fixed on two sides through fixing mechanisms, the lengths of the pre-stranded wires 9 on two sides of the wire clamping base 6 can be the same, wind power born by a wire can be calculated according to the wind direction of a region where the pre-stranded wires are located, the pre-stranded wires 9 with different lengths are provided on two sides of the wire clamping base 6, the mentioned fixing mechanisms can be used for installing the pre-stranded wires 9 in the pre-stranded wire holes 607 through bolts, or the pre-stranded wires 9 are directly welded in the pre-stranded wire holes 607, the pre-stranded wire design can effectively improve the anti-galloping effect of the anti-galloping spacer rod, and meanwhile, the pre-stranded wires 9 can be matched with the first damping anti-galloping mechanism in the wire support, so that friction between a wire body and a wire clamp is reduced.
The clamping wire support 2 is arranged between the two arc wire supports 5, the clamping wire support 2 and the two arc wire supports 5 are connected in a rotating mode through the first rotating shaft 4, the clamping wire support 2 and the two arc wire supports 5 form a structure similar to handcuffs, the arc wire supports 5 support wires during installation, the rotating clamping wire support 2 buckles the wires, rapid installation can be achieved, tool assistance is not needed, and the installation efficiency of the spacer rod body 1 is improved.
The wire clamp base 6 and the two arc-shaped wire holders 5 are integrally formed, a locking mechanism mounting groove 601 is formed in the wire clamp base 6, and the locking mechanism mounting groove 601 is used for mounting a locking mechanism.
The locking mechanism comprises a rotating rod 602, one end of the rotating rod 602 is rotatably connected with a locking mechanism mounting groove 601 through a second rotating shaft 604, a second ratchet 603 is arranged on one side, close to the clamping line support 2, of the rotating rod 602 in cooperation with the first ratchet 201, and the inclined plane of the first ratchet 201 and the inclined plane of the second ratchet 603 are arranged in opposite directions.
The locking mechanism further comprises a pulling piece 608, the pulling piece 608 is rotatably connected with the locking mechanism mounting groove 601 through a third rotating shaft, and the pulling piece 608 is located at the end of the rotating rod 602 far away from the second rotating shaft 604.
A sliding rod 606 is arranged on one side of the rotating rod 602 away from the second ratchet 603, the sliding rod 606 slides up and down along the side wall of the locking mechanism mounting groove 601, a return spring 605 is fixedly arranged between the sliding rod 606 and the rotating rod 602, and locking protrusions are respectively arranged at the ends of the sliding rod 606 and the rotating rod 602, which are close to the shifting piece 608, in opposite directions.
The paddle 608 is used to toggle the rotation lever 602 to rotate and toggle the sliding lever 606 to slide.
In the use process, the wire clamping support 2 rotates towards the wire clamping base 6, the first ratchet 201 at the wire clamping position applies pressure to the second ratchet 603 on the rotating rod 602, and as the two inclined planes of the first ratchet 201 and the second ratchet 603 are oppositely arranged, the first ratchet 201 can push the second ratchet 603 to enable the rotating rod 602 to rotate towards the sliding rod 606, so that the first ratchet 201 continuously moves downwards to enable the first ratchet 201 to be meshed with the second ratchet 603 to prevent the first ratchet 201 from being separated from the second ratchet 603, and at the moment, the sliding rod 606 can be manually pushed from below to enable the locking protrusion of the sliding rod 606 to be matched with the locking protrusion of the rotating rod 602 to prevent the rotating rod 602 from rotating to influence the meshing effect.
The first vibration damping and anti-galloping mechanism 3 comprises a plurality of elastic wire supporting mechanisms, the elastic wire supporting mechanisms are respectively arranged on the arc wire supporting 5 and the clamping wire supporting 2, the elastic wire supporting mechanisms comprise a shell 301, supporting columns 303, a wire supporting plate 302 and vibration damping springs 304, the shell 301 is fixedly connected with the arc wire supporting 5 or the clamping wire supporting 2, the supporting columns 303 move up and down along the shell 301, the ends of the supporting columns 303 in the shell 301 are fixedly connected with the vibration damping springs 304, the ends of the supporting columns 303 outside the shell 301 are fixedly connected with the wire supporting plate 302, the ends of the supporting columns 303 in the shell 301 are fixedly provided with anti-falling rings 305, in the use process, the wire supporting plate 302 of the first vibration damping and anti-galloping mechanism 3 surrounds a wire, and the vibration damping springs 304 apply a force in the wire guiding direction to the supporting columns 303 for clamping the wire and play a vibration damping role on the wire when the wire vibrates.
The vibration damping layer is arranged on the surface, far away from the supporting columns 303, of the wire supporting plate 302, and the vibration damping layer can be made of rubber which can meet insulation requirements and has vibration damping effect.
The side wall of the wire clamp base 6 opposite to the shifting piece 608 is provided with a lock hole 7, the lock hole 7 is used for shifting the shifting piece 608 through the lock hole 7, when the shifting piece 608 is disassembled, the shifting piece 608 is firstly utilized to push the sliding rod 606 downwards, so that the locking protrusions are dislocated, the unlocking effect is achieved, then the shifting piece 608 is rotated to shift the rotating rod 602, the meshing state of the first ratchet 201 and the second ratchet 603 is broken, the first ratchet 201 can not be locked to move upwards by the second ratchet 603, in a specific embodiment, the shifting piece 608 is provided with the rotating rod 602, and the rotating rod 602 is fixedly connected with the shifting piece 608 by rotating the side wall of the wire clamp base 6 penetrating through the opposite position of the shifting piece 608.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A preformed anti-galloping insulating spacer comprising: the spacer rod comprises a spacer rod body, wherein locking wire clamps are fixedly arranged at two ends of the spacer rod, a first vibration reduction and anti-galloping mechanism is fixedly arranged on an inner ring of the locking wire clamps, pre-twisted wires are arranged at the end parts, close to the spacer rod body, of the locking wire clamps, the pre-twisted wires at two sides of the locking wire clamps are identical in length, and a second vibration reduction and anti-galloping mechanism is further arranged on the spacer rod body;
the locking wire clamp comprises a wire clamp base, two arc-shaped wire holders extend outwards from the wire clamp base, the ends, far away from the wire clamp base, of the two arc-shaped wire holders are rotationally connected with a clamping wire holder, a first ratchet is arranged on one side, close to the wire clamp base, of the clamping wire holder, a locking mechanism is arranged in the wire clamp base and used for locking the clamping wire holder in a matched mode, the first vibration reduction and anti-galloping mechanism is fixedly arranged on the two arc-shaped wire holders and the clamping wire holder, a pre-twisted wire hole is formed in the wire clamp base and used for installing a pre-twisted wire to penetrate/fix;
the locking mechanism comprises a rotating rod, one end of the rotating rod is rotatably connected with the locking mechanism mounting groove through a second rotating shaft, a second ratchet is arranged on one side, close to the clamping line support, of the rotating rod in a matched mode, the inclined surface of the first ratchet and the inclined surface of the second ratchet are arranged in opposite directions;
the locking mechanism further comprises a poking piece, the poking piece is rotationally connected with the locking mechanism mounting groove through a third rotating shaft, and the poking piece is positioned at the end part of the rotating rod, which is far away from the second rotating shaft;
a sliding rod is arranged on one side of the rotating rod, which is far away from the second ratchet, and slides up and down along the side wall of the locking mechanism mounting groove, a return spring is fixedly arranged between the sliding rod and the rotating rod, and locking bulges are respectively arranged at the ends of the sliding rod and the rotating rod, which are close to the poking piece, in opposite directions;
the clamping wire support is arranged between the two arc-shaped wire supports, and the clamping wire support is rotationally connected with the two arc-shaped wire supports through a first rotating shaft;
the two arc-shaped wire holders and the wire clamp base are integrally formed, a locking mechanism mounting groove is formed in the wire clamp base, and the locking mechanism mounting groove is used for mounting the locking mechanism.
2. The preformed anti-galloping insulating spacer of claim 1, wherein the paddle is configured to toggle the rotating lever and toggle the sliding lever to slide.
3. The preformed armor of claim 2 wherein the first vibration damping and anti-galloping mechanism comprises a plurality of elastic wire supporting mechanisms, the plurality of elastic wire supporting mechanisms are respectively mounted on the arc wire supporting and the clamping wire supporting, the elastic wire supporting mechanisms comprise a shell, a support column, a wire supporting plate and a vibration damping spring, the shell is fixedly connected with the arc wire supporting or the clamping wire supporting, the support column moves up and down along the shell, the end of the support column located in the shell is fixedly connected with the vibration damping spring, the end of the support column located outside the shell is fixedly connected with the wire supporting plate, and the end of the support column located in the shell is fixedly provided with an anti-drop ring.
4. The preformed anti-galloping insulating spacer of claim 3, wherein the wire supporting plate is provided with a vibration damping layer on a surface remote from the support posts.
5. The preformed type anti-galloping insulating spacer of claim 4, wherein a locking hole is formed in the side wall of the wire clamp base opposite to the poking piece, and the locking hole is used for poking the poking piece through the locking hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310167720.6A CN116388099B (en) | 2023-02-27 | 2023-02-27 | Pre-twisted anti-galloping insulating spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310167720.6A CN116388099B (en) | 2023-02-27 | 2023-02-27 | Pre-twisted anti-galloping insulating spacer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116388099A CN116388099A (en) | 2023-07-04 |
| CN116388099B true CN116388099B (en) | 2023-10-13 |
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ID=86964607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310167720.6A Active CN116388099B (en) | 2023-02-27 | 2023-02-27 | Pre-twisted anti-galloping insulating spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116388099B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117039775B (en) * | 2023-08-11 | 2024-02-02 | 浙江泰昌实业有限公司 | Wire clamp self-locking damper and intelligent production process thereof |
| CN117673997B (en) * | 2023-12-07 | 2024-08-23 | 深圳昱拓智能有限公司 | Spacer and spacer loading and unloading device |
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| Publication number | Publication date |
|---|---|
| CN116388099A (en) | 2023-07-04 |
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