CN113178829A - Anti-galloping device for power transmission line - Google Patents
Anti-galloping device for power transmission line Download PDFInfo
- Publication number
- CN113178829A CN113178829A CN202110343441.1A CN202110343441A CN113178829A CN 113178829 A CN113178829 A CN 113178829A CN 202110343441 A CN202110343441 A CN 202110343441A CN 113178829 A CN113178829 A CN 113178829A
- Authority
- CN
- China
- Prior art keywords
- arc
- sliding
- shaped
- transmission line
- positioning ring
- 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.)
- Granted
Links
Images
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
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention provides an anti-galloping device for a power transmission line, which belongs to the technical field of power transmission line protection devices and comprises a positioning ring, a plurality of arc-shaped tubes, arc-shaped shafts and mounting units. A plurality of arc pipes are uniformly distributed around the positioning ring, the arc pipes are coaxially arranged and fixedly connected with the positioning ring, and the middle part in each arc pipe is fixedly provided with the partition plate. The arc shaft and the positioning ring are coaxially arranged, an arc shaft is arranged between every two adjacent arc pipes, and two ends of the arc shaft penetrate through the two adjacent arc pipes in a sliding mode. The mounting unit is provided with a wire clamping mechanism for clamping the split conductor, the middle part of each arc-shaped shaft is connected with one mounting unit in a sliding manner, and the mounting units can slide in a preset range along the radial direction of the positioning ring. According to the anti-galloping device for the power transmission line, the split conductor can be smoothly clamped by the wire clamping mechanism through the arc-shaped sliding of the arc-shaped shaft and the linear sliding of the mounting unit along the radial direction of the positioning ring, and the problem that the existing anti-galloping device is difficult to mount is solved.
Description
Technical Field
The invention belongs to the technical field of transmission line protection devices, and particularly relates to a transmission line anti-galloping device.
Background
With the continuous expansion of the construction scale of the power grid, the disaster accidents of the power transmission line under natural conditions frequently occur, and the galloping is a serious accident. The galloping of the transmission line can cause the consequences of line flashover, tripping, tower bolt loosening, falling and the like, and even tower collapse can be caused in severe cases.
It is now common to install anti-galloping devices on power transmission lines to limit galloping of the power transmission line. However, the conventional anti-galloping device is difficult to install because the distance between the split conductors and the shape of each split conductor are not uniform. For example, the split conductor spacer is a commonly used device for preventing the transmission line from galloping, when the split conductor spacer is installed, each wire clamp chuck on the split conductor spacer needs to clamp one split conductor, and because the position relationship between the wire clamp chucks on the split conductor spacer is difficult to match with the position relationship between the split conductors, sometimes even a great error exists, the installation difficulty of the split conductor spacer is great.
Disclosure of Invention
The invention aims to provide an anti-galloping device for a power transmission line, and aims to solve the problem that the existing anti-galloping device is difficult to install.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a transmission line prevents waving device, includes holding ring, a plurality of arc pipe, arc axle and installation element.
A plurality of arc pipes wind the holding ring equipartition, the arc pipe with coaxial setting and fixed connection of holding ring, the intraductal middle part of arc sets firmly the space bar.
The arc axle with the coaxial setting of holding ring, every two are adjacent all be equipped with one between the arc pipe the arc axle, the both ends of arc axle slide respectively and wear to locate adjacent two in the arc pipe, just the arc axle can be adjacent two slide between the space bar.
The mounting unit is provided with a wire clamping mechanism for clamping the split conductor, and each mounting unit is connected to the middle of the arc shaft in a sliding manner and can slide in a preset range along the radial direction of the positioning ring.
As another embodiment of this application, the lateral wall at arc axle both ends all is equipped with outside convex first sliding part, first sliding part and place the inner wall of arc pipe slides the laminating.
As another embodiment of this application, the both ends of arc pipe all are equipped with end cover, end cover sliding sleeve locates to correspond on the arc axle, end cover and corresponding form the first sealed chamber that is used for storing viscous medium between the space bar, the terminal surface of first sliding part is equipped with a plurality of first liquid holes of permeating, the slip of arc axle can make the viscous medium of first sliding part one side passes through first liquid hole flows in the opposite side of first sliding part.
As another embodiment of this application, the arc axle orientation one side of holding ring has set firmly the connecting axle, the connecting axle is followed the radial setting of holding ring, the installation element still includes the slider.
The sliding block is provided with a sliding hole, the middle part of the arc-shaped shaft penetrates through the corresponding sliding hole in a sliding mode and can slide along the axial direction of the connecting shaft, and the connecting shaft penetrates through the corresponding sliding block in a sliding mode.
As another embodiment of this application, the slider is equipped with the cover and locates just be used for storing the sealed chamber of second of viscous medium on the connecting axle, the cross section in the sealed chamber of second is circular just the sealed chamber of second with the coaxial setting of connecting axle, the one end of connecting axle is located the sealed intracavity of second and the lateral wall of tip are equipped with outside convex second sliding part, be equipped with the second in the second sliding part and pass through liquid hole, the installation unit is followed during the radial slip of holding ring, can make the viscous medium of second sliding part one side passes through liquid hole inflow of second the opposite side of second sliding part.
As another embodiment of this application, the thread clamping mechanism is equipped with and is used for wearing to establish and press from both sides tight threading hole of split conductor, the thread clamping mechanism includes fixed fastener, activity fastener and locking Assembly.
The fixed wire clamp is fixedly connected with the sliding block, and a first arc-shaped notch is formed in one end, far away from the positioning ring.
One end of the movable wire clamp is hinged to the fixed wire clamp and provided with a second arc-shaped notch, and the rotation of the movable wire clamp can enable the first arc-shaped notch and the second arc-shaped notch to be combined into or equally divided into the threading hole.
The locking assembly is arranged on the sliding block, and when the first arc-shaped notch and the second arc-shaped notch are combined into the threading hole, the locking assembly is used for locking the movable wire clamp and the sliding block.
As another embodiment of the present application, the slider has a cylindrical portion, the second seal cavity is coaxially disposed within the cylindrical portion, the cylindrical portion is provided with an external thread, and the locking assembly includes a drive ring, a connecting ring, and a locking stud.
The driving ring is sleeved on the cylindrical part and is provided with an internal thread in threaded connection with the external thread.
The connecting ring is coaxially arranged with the driving ring and is in rotary connection with the driving ring.
The locking post with the cylinder portion is parallel, with go-between fixed connection works as first arc breach with the combination of second arc breach becomes during the through wires hole, the go-between is followed cylinder portion axial removal can make the one end of locking post slides and penetrates or withdraw from the activity fastener.
As another embodiment of this application, the slider set firmly with locking post vertically limiting plate, limiting plate sliding sleeve is located on the locking post.
As another embodiment of this application, the activity fastener is equipped with the connecting plate, be equipped with the connecting hole on the connecting plate, work as first arc breach with second arc breach makes up during the through wires hole, the lock post can slide and penetrate and is exiting from alive the connecting hole.
As another embodiment of the present application, the outer surface of the driving ring is provided with an annular groove coaxial with the driving ring, and the connecting ring is rotatably clamped in the annular groove.
The anti-galloping device for the power transmission line has the beneficial effects that: compared with the prior art, the anti-galloping device for the power transmission line comprises the following components:
each wire clamping mechanism of installation unit presss from both sides tight a split conductor respectively, and when the split conductor has the trend of waving, the arc axle slides the back and one of them space bar butt that corresponds or installation unit slides to one of them terminal point of predetermineeing the within range, and the space bar can restrict the arc axle that corresponds and continue to slide, and the arc axle can restrict the installation unit that corresponds and continue to slide to increase the resistance of split conductor vibration, realize preventing the effect of waving.
When the device is installed, the arc-shaped sliding of the arc-shaped shaft and the installation unit slide along the radial straight line of the positioning ring to change the position of the wire clamping mechanism, so that the wire clamping mechanism can smoothly clamp the split conductor, the installation difficulty is low, and the problem that the existing anti-galloping device is difficult to install can be avoided.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for 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 without creative efforts.
Fig. 1 is a schematic axial view of an anti-galloping device for a power transmission line provided in an embodiment of the present invention;
fig. 2 is a schematic front sectional view of the anti-galloping device for the power transmission line provided in the embodiment of the present invention;
FIG. 3 is an enlarged schematic view of detail A of FIG. 2;
FIG. 4 is a schematic view of an axial measurement structure of the anti-galloping device for power transmission lines provided by the embodiment of the present invention after the arc-shaped shaft and the connecting shaft are fixed
Fig. 5 is a schematic axial structure diagram of a driving ring in the anti-galloping device for the power transmission line according to the embodiment of the present invention.
In the figure: 1. a positioning ring; 11. fixing a column; 2. an arc tube; 21. a partition plate; 22. sealing the end cap; 23. a first sealed chamber; 24. a first seal ring; 3. an arc-shaped shaft; 31. a first sliding section; 311. a first liquid-permeable hole; 41. a wire clamping mechanism; 411. fixing a wire clamp; 4111. a first arc-shaped notch; 412. a movable wire clamp; 4121. a second arc-shaped notch; 4012. threading holes; 4013. a rubber pad; 4122. a connecting plate; 413. a locking assembly; 4131. a drive ring; 41311. an annular groove; 4132. a connecting ring; 4133. a locking post; 42. a slider; 421. a slide hole; 422. a cylindrical portion; 4221. a second sealed chamber; 4222. a second seal ring; 43. a limiting plate; 5. a connecting shaft; 51. a second sliding section; 511. a second liquid-permeable hole.
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.
Referring to fig. 1 to 2 together, the anti-galloping device for power transmission lines provided by the present invention will now be described. The anti-galloping device for the power transmission line comprises a positioning ring 1, a plurality of arc-shaped tubes 2, an arc-shaped shaft 3 and a mounting unit.
A plurality of arc pipes 2 are around holding ring 1 equipartition, and arc pipe 2 sets up and fixed connection with holding ring 1 is coaxial, and the middle part in the arc pipe 2 has set firmly division board 21.
The arc shaft 3 and the positioning ring 1 are coaxially arranged, an arc shaft 3 is arranged between every two adjacent arc pipes 2, two ends of the arc shaft 3 respectively penetrate through the two adjacent arc pipes 2 in a sliding mode, and the arc shaft 3 can slide between the two adjacent partition plates 21.
The mounting unit is provided with a wire clamping mechanism 41 for clamping the split conductor, the middle part of each arc-shaped shaft 3 is connected with one mounting unit in a sliding way, and the mounting units can slide in a preset range along the radial direction of the positioning ring 1.
In the present embodiment, the number of the arc tubes 2 is set according to the number of the split conductors.
Compared with the prior art, the anti-galloping device for the power transmission line provided by the invention comprises the following components:
each wire clamping mechanism 41 of installation unit presss from both sides tight a split conductor respectively, and when the split conductor had the trend of waving, arc shaft 3 slided the back and one of them division board 21 butt that corresponds or installation unit slides to one of them terminal point in the predetermined scope, and division board 21 can restrict the arc shaft 3 that corresponds and continue to slide, and arc shaft 3 can restrict the installation unit that corresponds and continue to slide to increase the resistance of split conductor vibration, realize the effect of preventing waving.
When the device is installed, the arc-shaped sliding of the arc-shaped shaft 3 and the installation unit slide along the radial straight line of the positioning ring 1 to change the position of the wire clamping mechanism 41, so that the wire clamping mechanism 41 can smoothly clamp split conductors, the installation difficulty is low, and the problem that the existing anti-galloping device is difficult to install can be solved.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, please refer to fig. 1, in order to realize the fixed connection of the arc-shaped tubes 2 and the positioning rings 1, a fixed column 11 is arranged between each arc-shaped tube 2 and the positioning ring 1, and two ends of the fixed column 11 are respectively fixedly connected with the positioning rings 1 and the corresponding arc-shaped tubes 2.
This form of fixed connection is relatively simple.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, please refer to fig. 2 to 3, in order to realize that two ends of the arc-shaped shaft 3 respectively penetrate through two adjacent arc-shaped tubes 2 in a sliding manner, the side walls of the two ends of the arc-shaped shaft 3 are respectively provided with a first sliding part 31 protruding outwards, and the first sliding parts 31 are in sliding fit with the inner walls of the arc-shaped tubes 2.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the present invention, please refer to fig. 1 to 3, two ends of the arc-shaped tube 2 are respectively provided with a sealing end cap 22, the sealing end caps 22 are slidably sleeved on the corresponding arc-shaped shafts 3, a first sealing cavity 23 for storing viscous medium is formed between each sealing end cap 22 and the corresponding partition plate 21, the end surface of the first sliding portion 31 is provided with a plurality of first liquid-permeable holes 311, and the sliding of the arc-shaped shafts 3 can enable the viscous medium on one side of the first sliding portion 31 to flow into the other side of the first sliding portion 31 through the first liquid-permeable holes 311.
When the split conductor has the tendency of waving to make the arc-shaped shaft 3 slide, the slide of the arc-shaped shaft 3 can make the viscous medium on one side of the first sliding part 31 flow into the other side of the first sliding part 31 through the first liquid passing hole 311, and viscous resistance can be generated when the viscous medium passes through the first liquid passing hole 311, so that the kinetic energy of the arc-shaped shaft 3 is absorbed, that is, the kinetic energy of the split conductor is absorbed, and the effect of preventing the split conductor from waving is further ensured.
In this embodiment, the viscous medium may be silicone oil.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the present invention, please refer to fig. 2, a first sealing ring 24 is fixedly arranged on the inner surface of the sealing end cover 22, and the first sealing ring 24 is sleeved on the corresponding arc-shaped shaft 3.
This ensures the sealing effect of the first chamber 23.
In this embodiment, the first sealing ring 24 may be made of teflon to prevent the first sealing ring 24 from being corroded by the viscous medium in the first sealing cavity 23.
Referring to fig. 1, 2 and 4, as a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, a connecting shaft 5 is fixedly arranged on one side of the arc-shaped shaft 3 facing the positioning ring 1, the connecting shaft 5 is arranged along the radial direction of the positioning ring 1, and the mounting unit further comprises a sliding block 42.
The sliding blocks 42 are provided with sliding holes 421, the middle parts of the arc-shaped shafts 3 are slidably arranged in the corresponding sliding holes 421 and can slide along the axial direction of the connecting shafts 5, and the connecting shafts 5 are slidably arranged in the corresponding sliding blocks 42.
Thus, the sliding connection between the arc-shaped shaft 3 and the mounting unit can be realized, the mounting unit slides along the axial direction of the connecting shaft 5, namely, along the radial direction of the positioning ring 1, and the sliding range of the mounting unit can be limited by the sliding hole 421.
In the present embodiment, the cross section of the slide hole 421 is rectangular.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the present invention, referring to fig. 2 to 3, the sliding block 42 is provided with a second sealed cavity 4221 sleeved on the connecting shaft 5 and used for storing a viscous medium, the cross section of the second sealed cavity 4221 is circular, the second sealed cavity 4221 is coaxially disposed with the connecting shaft 5, one end of the connecting shaft 5 is located in the second sealed cavity 4221, a side wall of an end portion of the connecting shaft is provided with a second sliding portion 51 protruding outward, the second sliding portion 51 is provided with a second liquid-permeable hole 511, and when the mounting unit slides along the radial direction of the positioning ring 1, the viscous medium on one side of the second sliding portion 51 can flow into the other side of the second sliding portion 51 through the second liquid-permeable hole 511.
When the split conductor has a waving tendency so that the mounting unit slides along the radial direction of the positioning ring 1, the sliding of the mounting unit can make the viscous medium on one side of the second sliding part 51 flow into the other side of the second sliding part 51 through the second liquid passing hole 511, and viscous resistance is generated when the viscous medium passes through the second liquid passing hole 511, so that the kinetic energy of the mounting unit, namely the kinetic energy of the split conductor, is absorbed, and the effect of preventing the split conductor from waving is further ensured.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the present invention, please refer to fig. 2, an end surface of the second sealing cavity 4221 away from the positioning ring 1 is fixedly provided with a second sealing ring 4222, and the second sealing ring 4222 is sleeved on the corresponding connecting shaft 5.
This ensures the sealing effect of the second seal chamber 4221.
In this embodiment, the second sealing ring 4222 may be made of teflon to prevent the second sealing ring 4222 from being corroded by the viscous medium in the second sealing cavity 4221.
Referring to fig. 1, in order to realize the function of the wire clamping mechanism 41 clamping the split conductor, the wire clamping mechanism 41 is provided with a threading hole 4012 for penetrating and clamping the split conductor, and the wire clamping mechanism 41 includes a fixed wire clamp 411, a movable wire clamp 412 and a locking component 413.
The fixed wire clip 411 is fixedly connected to the slider 42, and a first arc-shaped notch 4111 is disposed at an end away from the positioning ring 1.
One end of the movable wire clamp 412 is hinged to the fixed wire clamp 411 and is provided with a second arc-shaped notch 4121, and the rotation of the movable wire clamp 412 enables the first arc-shaped notch 4111 and the second arc-shaped notch 4121 to be combined into or equally divide a threading hole 4012.
The locking assembly 413 is disposed on the slider 42, and when the first arc-shaped notch 4111 and the second arc-shaped notch 4121 are combined to form the threading hole 4012, the locking assembly 413 is used for locking the movable wire clamp 412 and the slider 42.
The installation steps of the device are as follows:
firstly, rotating the movable wire clamp 412 to enable the first arc-shaped notch 4111 and the second arc-shaped notch 4121 to divide the threading hole 4012 equally, and placing the split conductor in the first arc-shaped notch 4111;
secondly, the movable wire clamp 412 is rotated, so that the first arc-shaped notch 4111 and the second arc-shaped notch 4121 are combined into a threading hole 4012, and the split conductor is clamped;
third, the locking assembly 413 locks the movable clamp 412 and the slider 42 to limit the movable clamp 412 from continuing to rotate, so that the fixed clamp 411 and the movable clamp 412 maintain the state of clamping the split conductor;
and fourthly, repeating the steps until each wire clamping mechanism 41 clamps one split wire.
In this embodiment, the fixed wire clamp 411 has a rubber pad 4013, the rubber pad 4013 of the fixed wire clamp 411 is used for setting a first gap, and the rubber pad 4013 of the movable wire clamp 412 is used for setting a second gap.
Referring to fig. 1 and 5, in order to realize the function of the locking assembly 413, the slider 42 has a cylindrical portion 422, the second sealing cavity 4221 is coaxially disposed in the cylindrical portion 422, the cylindrical portion 422 has an external thread, and the locking assembly 413 includes a driving ring 4131, a connecting ring 4132 and a locking column 4133.
The driving ring 4131 is fitted around the cylindrical portion 422 and is provided with an internal thread threadedly coupled with the external thread.
The attachment ring 4132 is disposed coaxially with the drive ring 4131 and is rotatably connected to the drive ring 4131.
The locking post 4133 is parallel to the cylindrical portion 422 and is fixedly connected to the connection ring 4132, and when the first arc-shaped notch 4111 and the second arc-shaped notch 4121 are combined into the threading hole 4012, the connection ring 4132 moves along the axial direction of the cylindrical portion 422, so that one end of the locking post 4133 can slide into or out of the movable wire clamp 412.
When the first arc-shaped notch 4111 and the second arc-shaped notch 4121 are combined into the threading hole 4012, the driving ring 4131 is rotated while the connecting ring 4132 is restricted from rotating, the driving ring 4131 drives the connecting ring 4132 to move axially along the cylindrical portion 422, so that the locking post 4133 slidably penetrates into the movable wire clamp 412, and the movable wire clamp 412 is restricted from rotating further, thereby locking the movable wire clamp 412 and the sliding block 42.
In this embodiment, the attachment ring 4132 may be provided with a projection for fixedly coupling with the locking post 4133.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, please refer to fig. 1, the sliding block 42 is fixedly provided with a limiting plate 43 perpendicular to the locking column 4133, and the limiting plate 43 is slidably sleeved on the locking column 4133.
When the drive ring 4131 is rotated, it is necessary to restrict the rotation of the attachment ring 4132, and the stopper plate 43 in the above-described structure can restrict the rotation of the lock cylinder 4133, thereby restricting the rotation of the attachment ring 4132.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, please refer to fig. 1, the movable wire clamp 412 is provided with a connecting plate 4122, the connecting plate 4122 is provided with a connecting hole, and when the first arc-shaped notch 4111 and the second arc-shaped notch 4121 are combined into the threading hole 4012, the locking column 4133 can be slidably inserted into the movable exiting connecting hole.
The locking of the movable clamp 412 and the slider 42 can be accomplished by sliding the locking post 4133 through the attachment hole.
As a specific embodiment of the anti-galloping device for the power transmission line provided by the invention, please refer to fig. 1, the number of the locking columns 4133 is two, the two locking columns 4133 are symmetrically arranged at two sides of the sliding block 42, and the connecting plate 4122 and the limiting plate 43 are arranged corresponding to the two locking columns 4133.
This further ensures the locking effect of the movable clamp 412 and the slider 42.
Referring to fig. 1 and 5, as a specific embodiment of the anti-galloping device for the power transmission line provided by the present invention, an annular groove 41311 coaxial with the drive ring 4131 is provided on an outer surface of the drive ring 4131, and the connection ring 4132 is rotatably engaged in the annular groove 41311.
This achieves the rotational connection of the attachment ring 4132 and the drive ring 4131.
In this embodiment, a section of the driving ring 4131 of the annular groove 41311 near the side of the positioning ring 1 has a hexagonal prism structure, so that the driving ring 4131 can be driven to rotate by a tool such as a wrench.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Transmission line prevents waving device, its characterized in that includes:
a positioning ring;
the arc pipes are uniformly distributed around the positioning ring, the arc pipes are coaxially arranged with the positioning ring and fixedly connected with the positioning ring, and a partition plate is fixedly arranged in the middle of each arc pipe;
the arc-shaped shaft is coaxial with the positioning ring, one arc-shaped shaft is arranged between every two adjacent arc-shaped tubes, two ends of each arc-shaped shaft penetrate through the two adjacent arc-shaped tubes in a sliding mode respectively, and the arc-shaped shafts can slide between the two adjacent partition plates; and
the mounting unit is provided with a wire clamping mechanism for clamping the split conductor, and each mounting unit is connected to the middle of the arc shaft in a sliding manner and can slide in a preset range along the radial direction of the positioning ring.
2. The anti-galloping device of the power transmission line of claim 1, wherein the side walls at both ends of the arc-shaped shaft are provided with first sliding parts which protrude outwards, and the first sliding parts are in sliding fit with the inner wall of the arc-shaped pipe.
3. The anti-galloping device of the power transmission line according to claim 2, wherein two ends of the arc-shaped pipe are respectively provided with a sealing end cover, the sealing end covers are slidably sleeved on the corresponding arc-shaped shafts, a first sealing cavity for storing viscous media is formed between each sealing end cover and the corresponding partition plate, the end face of the first sliding part is provided with a plurality of first liquid-permeable holes, and the sliding of the arc-shaped shafts enables the viscous media on one side of the first sliding part to flow into the other side of the first sliding part through the first liquid-permeable holes.
4. The anti-galloping device of the power transmission line of claim 1, wherein a connecting shaft is fixedly arranged on one side of the arc-shaped shaft facing the positioning ring, the connecting shaft is arranged along the radial direction of the positioning ring, and the mounting unit further comprises:
the sliding block is provided with a sliding hole, the middle part of the arc-shaped shaft penetrates through the corresponding sliding hole in a sliding mode and can slide along the axial direction of the connecting shaft, and the connecting shaft penetrates through the corresponding sliding block in a sliding mode.
5. The anti-galloping device of the power transmission line of claim 4, wherein the sliding block is provided with a second sealing cavity which is sleeved on the connecting shaft and used for storing viscous media, the cross section of the second sealing cavity is circular, the second sealing cavity and the connecting shaft are coaxially arranged, one end of the connecting shaft is located in the second sealing cavity, a second sliding portion which protrudes outwards is arranged on the side wall of the end portion of the connecting shaft, a second liquid penetrating hole is formed in the second sliding portion, and when the mounting unit slides along the radial direction of the positioning ring, the viscous media on one side of the second sliding portion can flow into the other side of the second sliding portion through the second liquid penetrating hole.
6. The anti-galloping device of the power transmission line as claimed in claim 5, wherein the wire clamping mechanism is provided with a threading hole for penetrating and clamping the split conductor, and the wire clamping mechanism comprises:
the fixed wire clamp is fixedly connected with the sliding block, and a first arc-shaped notch is formed in one end, far away from the positioning ring, of the fixed wire clamp;
one end of the movable wire clamp is hinged with the fixed wire clamp and is provided with a second arc-shaped notch, and the rotation of the movable wire clamp can enable the first arc-shaped notch and the second arc-shaped notch to be combined or evenly divide the threading hole;
the locking assembly is arranged on the sliding block, and when the first arc-shaped notch and the second arc-shaped notch are combined into the threading hole, the locking assembly is used for locking the movable wire clamp and the sliding block.
7. The anti-galloping device of the power transmission line of claim 6, wherein the sliding block has a cylindrical portion, the second seal cavity is coaxially arranged in the cylindrical portion, the cylindrical portion is provided with an external thread, and the locking assembly comprises:
the driving ring is sleeved on the cylindrical part and is provided with an internal thread in threaded connection with the external thread;
the connecting ring is coaxially arranged with the driving ring and is in rotating connection with the driving ring;
the locking post, with the cylinder portion is parallel, with go-between fixed connection works as first arc breach with the combination of second arc breach becomes during the through wires hole, the go-between is followed cylinder portion axial removal can make the one end of locking post slides and penetrates or withdraw from the activity fastener.
8. The transmission line anti-galloping device of claim 7, wherein the sliding block is fixedly provided with a limiting plate perpendicular to the locking post, and the limiting plate is slidably sleeved on the locking post.
9. The transmission line anti-galloping device as claimed in claim 7, wherein said movable clamp is provided with a connecting plate, said connecting plate is provided with a connecting hole, and when said first arc-shaped notch and said second arc-shaped notch are combined into said threading hole, said locking post can be slidably inserted into and withdrawn from said connecting hole.
10. The transmission line anti-galloping device of claim 7, wherein the outer surface of the drive ring is provided with an annular groove coaxial with the drive ring, and the connecting ring is rotatably clamped in the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110343441.1A CN113178829B (en) | 2021-03-30 | 2021-03-30 | Anti-galloping device for power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110343441.1A CN113178829B (en) | 2021-03-30 | 2021-03-30 | Anti-galloping device for power transmission line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113178829A true CN113178829A (en) | 2021-07-27 |
| CN113178829B CN113178829B (en) | 2022-07-08 |
Family
ID=76922653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110343441.1A Active CN113178829B (en) | 2021-03-30 | 2021-03-30 | Anti-galloping device for power transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113178829B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142418A (en) * | 2021-12-02 | 2022-03-04 | 国网河南省电力公司汝阳县供电公司 | Support arrangement between long-range power transmission line |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202197072U (en) * | 2011-09-22 | 2012-04-18 | 宁夏电力公司超高压分公司 | Floating type spacing rod |
| CN204517336U (en) * | 2015-05-08 | 2015-07-29 | 国网河南省电力公司电力科学研究院 | A kind of annular quadripartion anti-dance device |
| CN207442404U (en) * | 2017-11-22 | 2018-06-01 | 华北电力大学（保定） | A kind of improvement annular torsional inhibits absorbing anti-dance device |
| CN208190205U (en) * | 2018-05-24 | 2018-12-04 | 云南恩景电力工程有限公司 | A kind of anti-dancing device of transmission line of electricity with self-adapting frequency modulation function |
| CN111130041A (en) * | 2019-12-05 | 2020-05-08 | 同济大学 | Damping device for wire clamp spacer ring |
| KR102148630B1 (en) * | 2020-03-20 | 2020-08-27 | 주식회사 보명기술단 | Power transmission and distribution cable holder for rotation and shock absorption |
| CN212784694U (en) * | 2020-06-23 | 2021-03-23 | 张太忠 | Double-pendulum anti-galloping device of overhead transmission line |
-
2021
- 2021-03-30 CN CN202110343441.1A patent/CN113178829B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202197072U (en) * | 2011-09-22 | 2012-04-18 | 宁夏电力公司超高压分公司 | Floating type spacing rod |
| CN204517336U (en) * | 2015-05-08 | 2015-07-29 | 国网河南省电力公司电力科学研究院 | A kind of annular quadripartion anti-dance device |
| CN207442404U (en) * | 2017-11-22 | 2018-06-01 | 华北电力大学（保定） | A kind of improvement annular torsional inhibits absorbing anti-dance device |
| CN208190205U (en) * | 2018-05-24 | 2018-12-04 | 云南恩景电力工程有限公司 | A kind of anti-dancing device of transmission line of electricity with self-adapting frequency modulation function |
| CN111130041A (en) * | 2019-12-05 | 2020-05-08 | 同济大学 | Damping device for wire clamp spacer ring |
| KR102148630B1 (en) * | 2020-03-20 | 2020-08-27 | 주식회사 보명기술단 | Power transmission and distribution cable holder for rotation and shock absorption |
| CN212784694U (en) * | 2020-06-23 | 2021-03-23 | 张太忠 | Double-pendulum anti-galloping device of overhead transmission line |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114142418A (en) * | 2021-12-02 | 2022-03-04 | 国网河南省电力公司汝阳县供电公司 | Support arrangement between long-range power transmission line |
| CN114142418B (en) * | 2021-12-02 | 2023-06-23 | 国网河南省电力公司汝阳县供电公司 | Supporting device between remote power transmission lines |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113178829B (en) | 2022-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113178829B (en) | Anti-galloping device for power transmission line | |
| CN116658724A (en) | Anti-loosening flange convenient to install and use method | |
| CN216594955U (en) | Detachable chromatographic column | |
| CN211475207U (en) | Locking device is installed fast to pipeline ring face | |
| CN212868867U (en) | Valve pipeline connecting device | |
| CN109732376B (en) | A anchor clamps frock for processing of axle bed radial hole | |
| CN205976126U (en) | Glass curtain wall anchor clamps | |
| CN115126786A (en) | Bearing with high-precision installation auxiliary part and installation process of bearing | |
| CN213034483U (en) | Flowmeter mounting fixture | |
| CN217765107U (en) | Simple and easy fast-assembling's anti-drop type gas flow ware installation mechanism | |
| CN220749364U (en) | Sealed flange | |
| CN219548815U (en) | Drilling rod convenient to joint | |
| CN212718409U (en) | Fixing device for steering oil pipe pressing plate | |
| CN217253409U (en) | Quick clamping gear hobbing tool | |
| CN220074485U (en) | Hydraulic pipe clamping tool | |
| CN220660045U (en) | Composite positioning device | |
| CN212991830U (en) | Fixing device for computer network cable | |
| CN217607425U (en) | Novel strain clamp | |
| CN217030304U (en) | Steel lining tetrafluoride pipe convenient to install | |
| CN219453219U (en) | Fast-assembling formula flange joint spare | |
| CN211670567U (en) | Insulating support with additional strengthening design | |
| CN220891418U (en) | PE pipeline convenient to dock and seal | |
| CN212929059U (en) | Sealing device for valve installation | |
| CN213776333U (en) | Flange for pressure vessel convenient to block | |
| CN218178182U (en) | Clamp pipe fitting convenient to clamp is dismantled |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |