CN220139205U - Anti-drop two-split spacer - Google Patents
Anti-drop two-split spacer Download PDFInfo
- Publication number
- CN220139205U CN220139205U CN202321515094.7U CN202321515094U CN220139205U CN 220139205 U CN220139205 U CN 220139205U CN 202321515094 U CN202321515094 U CN 202321515094U CN 220139205 U CN220139205 U CN 220139205U
- Authority
- CN
- China
- Prior art keywords
- wire
- rubber core
- drop
- preformed armor
- sheath
- 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 24
- 239000012212 insulator Substances 0.000 claims abstract description 14
- 238000013016 damping Methods 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 abstract description 5
- 229910052573 porcelain Inorganic materials 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The utility model relates to the technical field of electric power fittings, and aims to solve the problem that a power transmission line fitting string is broken due to damage of a glass (porcelain) insulator to generate a wire falling accident in the prior art, and provides a wire falling preventing two-split spacer which comprises a fixing device, wherein the fixing device comprises a rubber core, the rubber core is sleeved outside a wire, a preformed armor rod is wound outside the wire, the preformed armor rod is wound around the rubber core as the center and wrapped outside the wire and the rubber core, and a sheath is arranged outside the preformed armor rod; two adjacent leads on different insulators are respectively provided with a fixing device, and a length adjusting device is connected between the two jackets; compared with the traditional wire damping spacer, the wire-following grip of the wire can be greatly improved, the broken wire can be firmly pulled in the air to avoid a wire falling accident when the wire is broken, precise length adjustment can be realized, and a good vibration-proof effect is achieved.
Description
Technical Field
The utility model relates to the technical field of electric power fittings, in particular to a wire-dropping-preventing two-split spacer.
Background
Because the power grid line is built and operated for many years, the strain string type of the existing part of the old 500kV line can be broken and broken to generate a disconnection accident due to the long-term operation time of the glass insulator or the porcelain insulator, and the occurrence frequency is high. The normal electricity utilization of society is affected, great inconvenience is brought to line maintenance work of a power grid operation and detection unit, and once a disconnection accident occurs, great adverse effect is brought to residents and industrial electricity utilization along the line, and great difficulty is brought to line repair work. At present, no research result for effectively solving the problem of disconnection accidents caused by sudden breakage of insulators exists in China, and no product scheme for effectively solving the problem of disconnection accidents exists.
Disclosure of Invention
The utility model aims to provide a wire-dropping-preventing two-split spacer, which solves the problem that a wire-dropping accident occurs due to the damage and breakage of a glass (porcelain) insulator of a power transmission line hardware string in the prior art.
The utility model is realized by adopting the following technical scheme:
the utility model provides a wire-dropping-preventing two-split spacer, which comprises a fixing device, wherein the fixing device comprises a rubber core, the rubber core is used for being sleeved outside a wire, a preformed armor rod is wound outside the wire, the preformed armor rod is wound around the rubber core as the center and is wrapped outside the wire and the rubber core, and a sheath is arranged outside the preformed armor rod;
two adjacent wires on different insulators are respectively provided with one fixing device, and a length adjusting device is connected between the two jackets.
The anti-drop two-split spacer is used between adjacent wires on different glass (porcelain) insulators, can greatly improve the line-following holding force on the wires compared with the traditional wire damping spacer, can realize precise length adjustment, and has good vibration-proof effect.
As a preferable technical scheme:
two wires positioned at the same horizontal position and on different insulators are respectively provided with one fixing device.
As a preferable technical scheme:
the position of the sheath corresponds to the position of the rubber core.
As a preferable technical scheme:
the sheath is provided with a clamping opening, damping rubber is arranged in the clamping opening, two ends of the length adjusting device are respectively arranged in the clamping openings of the two sheaths, and the damping rubber is positioned between the sheaths and the length adjusting device.
As a preferable technical scheme:
the outside of sheath is installed fixed clamping piece, length adjusting device with the sheath fixed clamping piece is through bolted connection between.
As a preferable technical scheme:
the length adjusting device adopts a turnbuckle.
The length is adjusted through the turnbuckle, so that precise length adjustment is realized to realize the installation of an overhead site.
As a preferable technical scheme:
the preformed armor rods are made of reinforced high-performance aluminum alloy.
As a preferable technical scheme:
and a steel sheet is embedded in the rubber core.
The steel sheet has high strength, good mechanical property, and the rubber core is embedded with the steel sheet, so that the steel sheet has good torsion resistance.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
the anti-drop two-split spacer is used between adjacent wires on different glass (porcelain) insulators, can greatly improve the line-following grip strength of the wires compared with the traditional wire damping spacer, can reach more than 20 times of the line-following grip strength of the traditional FJZ damping spacer, can realize precise length adjustment, and has good vibration-proof effect.
The anti-disconnection two-split spacer is simple to install, reliable in performance and excellent in mechanical property, extra influence on the installed line string cannot be added under the normal running state of the line, and when the wire breaks, the broken wire can be firmly involved in the air, so that no disconnection accident occurs, and an effective and reliable solution is provided for the disconnection problem of the old line.
Drawings
Fig. 1 is a schematic structural diagram of a two-split spacer for preventing disconnection according to the present utility model.
Fig. 2 is a left side view of fig. 1.
Icon: 1-sheath, 2-fixed clamping piece, 3-preformed armor rods, 4-rubber core, 5-length adjusting device, 6-damping rubber and 7-wire.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 and 2, this embodiment provides a two split spacers of preventing falling off, including rubber core 4, the outside of wire 7 is located to rubber core 4 cover, and the parcel is in on the appointed position of wire 7, wire 7 with the outside winding of rubber core 4 has preformed armor rods 3, preformed armor rods 3 regard rubber core 4 as the center winding, will set up on the wire 7 the position of rubber core 4 and its nearby parcel, the externally mounted of preformed armor rods 3 has sheath 1, the position of sheath 1 corresponds with the position of rubber core 4, fixed clamping piece 2 is installed in the outside of sheath 1.
Two wires 7 on the same horizontal position and different insulators are respectively provided with a group of rubber cores 4, preformed armor rods 3, a sheath 1 and a fixed clamping piece 2, a length adjusting device 5 is connected between the two sheaths 1, the sheaths 1 are provided with clamping openings, damping rubber 6 is arranged at the clamping openings of the sheaths 1, two ends of the length adjusting device 5 are respectively arranged in the clamping openings of the sheaths 1, the damping rubber 6 is positioned between the sheaths 1 and the length adjusting device 5, and the length adjusting device 5 is connected with the sheaths 1 and the fixed clamping piece 2 through bolts which are subjected to heat treatment.
In this embodiment, the sheath 1 is a high-strength sheath, the preformed armor rods 3 are high-strength preformed armor rods, specifically, reinforced high-performance aluminum alloy is adopted, the rubber core 4 is a high-strength rubber core, and the length adjusting device 5 is a turnbuckle.
During installation, the rubber core 4 is wrapped on the appointed position of the overhead conductor 7, then the preformed armor rods 3 are wound on the conductor 7 by taking the rubber core 4 as the center, the installation sheath 1 is further wrapped on the position of the rubber core 4 after winding is completed, and finally the fixing clamping piece 2 is wrapped on the outer side of the sheath 1. Two wires 7 positioned at the same horizontal position and on different insulators are respectively provided with a group of preformed armor rods 3, a sheath 1, a fixed clamping piece 2 and the like, and a damping rubber 6 is clamped between the two sheaths 1 and then connected with a length adjusting device 5 through bolts. When one wire breaks, the anti-falling two-split spacer can be firmly involved on the other adjacent wire, so that the occurrence of a falling accident is avoided.
Example 2
This embodiment differs from embodiment 1 in that:
the length adjusting device 5 is not limited to the adjusting mode of a turnbuckle, and other telescopic pieces can be used for realizing precise length adjustment so as to realize the installation of an overhead site.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. The utility model provides a prevent two split conductor spacers of falling line which characterized in that:
the fixing device comprises a rubber core, wherein the rubber core is sleeved outside a wire, a preformed armor rod is wound outside the wire, the preformed armor rod is wound around the rubber core as the center, the preformed armor rod is wrapped outside the wire and the rubber core, and a sheath is arranged outside the preformed armor rod;
two adjacent wires on different insulators are respectively provided with one fixing device, and a length adjusting device is connected between the two jackets.
2. The anti-drop binary split spacer of claim 1, wherein:
two wires positioned at the same horizontal position and on different insulators are respectively provided with one fixing device.
3. The anti-drop binary split spacer of claim 1, wherein:
the position of the sheath corresponds to the position of the rubber core.
4. The anti-drop binary split spacer of claim 1, wherein:
the sheath is provided with a clamping opening, damping rubber is arranged in the clamping opening, two ends of the length adjusting device are respectively arranged in the clamping openings of the two sheaths, and the damping rubber is positioned between the sheaths and the length adjusting device.
5. The anti-drop two-split spacer of claim 4, wherein:
the outside of sheath is installed fixed clamping piece, length adjusting device with the sheath fixed clamping piece is through bolted connection between.
6. The anti-drop binary split spacer according to any one of claims 1-5, wherein:
the length adjusting device adopts a turnbuckle.
7. The anti-drop binary split spacer of claim 1, wherein:
the preformed armor rods are made of reinforced high-performance aluminum alloy.
8. The anti-drop binary split spacer of claim 1, wherein:
and a steel sheet is embedded in the rubber core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321515094.7U CN220139205U (en) | 2023-06-14 | 2023-06-14 | Anti-drop two-split spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321515094.7U CN220139205U (en) | 2023-06-14 | 2023-06-14 | Anti-drop two-split spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220139205U true CN220139205U (en) | 2023-12-05 |
Family
ID=88951362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321515094.7U Active CN220139205U (en) | 2023-06-14 | 2023-06-14 | Anti-drop two-split spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220139205U (en) |
-
2023
- 2023-06-14 CN CN202321515094.7U patent/CN220139205U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |