CN110707643A - Pre-twisted interphase spacer - Google Patents
Pre-twisted interphase spacer Download PDFInfo
- Publication number
- CN110707643A CN110707643A CN201911083380.9A CN201911083380A CN110707643A CN 110707643 A CN110707643 A CN 110707643A CN 201911083380 A CN201911083380 A CN 201911083380A CN 110707643 A CN110707643 A CN 110707643A
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- CN
- China
- Prior art keywords
- wire
- hook
- drainage
- universal joint
- couple
- 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.)
- Pending
Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 18
- 230000016507 interphase Effects 0.000 title claims description 7
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 238000005192 partition Methods 0.000 claims description 12
- 238000004804 winding Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 239000004020 conductor Substances 0.000 abstract description 6
- 238000010276 construction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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
- H02G7/12—Devices for maintaining distance between parallel conductors, e.g. spacer
Landscapes
- Suspension Of Electric Lines Or Cables (AREA)
Abstract
The invention relates to the technical field of conductor drainage wire phase spacers of overhead transmission lines, in particular to a pre-twisted phase spacer which comprises a first conductor drainage wire, a connecting rod, a first hook, a second hook, a first universal joint, a second universal joint, a first pre-twisted wire, a second pre-twisted wire, a first separation nail and a second separation nail. The invention has reasonable and compact structure and convenient use, separates the conducting wire and the drainage wire by the connecting rod, and prevents the drainage wire from vibrating and rubbing; the first hook and the second hook with opposite openings and the preformed armor rods can prevent the novel bolt from shifting and falling off, reduce the use of bolts, avoid more problems caused by the loosening of the bolts, and have the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Description
Technical Field
The invention relates to the technical field of conductor drainage wire phase-to-phase spacers of overhead transmission lines, in particular to a preformed strand phase-to-phase spacer.
Background
The interphase spacer is designed for reducing the vibration of a drainage wire caused by wind power in the power transmission and distribution line in the power industry. In the transmission line, because the high-voltage overhead line tower is higher, part of the transmission line is positioned at a gobi desert, and the wind sand is larger, the drainage wire is easy to vibrate under the action of wind force, so that the split drainage wire generates friction. Traditional alternate conductor spacer adopts the bolt fastening, and constructor must prepare the moment of torsion spanner during installation, in case the construction team does not possess this kind of spanner, will cause the condition that the moment of torsion is too big or undersize. Too big bolt damage that causes of moment of torsion, the undersize then the holding power between alternate conductor spacer and the wire can not reach standard, leads to alternate conductor spacer off tracking, wastes time and energy, and efficiency of construction is lower, has the potential safety hazard.
Disclosure of Invention
The invention provides a pre-twisted type phase-to-phase spacer, overcomes the defects of the prior art, and can effectively solve the problems of time and labor waste, low construction efficiency and potential safety hazard of the prior phase-to-phase spacer which needs to be fixed by bolts.
The technical scheme of the invention is realized by the following measures: a pre-twisted interphase spacer comprises a first lead drainage wire, a connecting rod, a first hook, a second hook and a first universal joint, the upper end of a connecting rod is fixedly installed with the lower end of a first universal joint, the upper end of the first universal joint is fixedly installed with the lower end of a first hook, an opening is formed in the right lower side of the first hook, a first lead drainage line is arranged on the inner side of the first hook, the left end of the first lead drainage line is located on the left side of the first hook, the right end of the first lead drainage line is located on the right side of the first hook, at least two first separation nails distributed at intervals up and down are fixedly installed on the rear side of the first hook, a first pre-twisted wire is arranged between every two first separation nails, the left portion of the first pre-twisted wire is spirally wound on the outer side of the left portion of the first lead drainage line, and the right portion of the first pre-twisted wire is spirally wound on the outer side of the right portion of the first lead drainage line; connecting rod lower extreme and second universal joint upper end fixed mounting are in the same place, second universal joint lower extreme and second couple upper end fixed mounting are in the same place, second couple upper left side is equipped with the opening, second couple inboard is equipped with second wire drainage line, the left end of second wire drainage line is located the second couple left, the right-hand member of second wire drainage line is located the second couple right-hand member, second couple front side is equipped with two at least upper and lower spaced second partition nails, all be equipped with the second preformed armor rod between per two second partition nails, the second preformed armor rod left part is the heliciform winding in the second wire drainage line left part outside, the second preformed armor rod right part is the heliciform winding in the second wire drainage line right part outside.
The following is further optimization or/and improvement of the technical scheme of the invention:
the multifunctional medical drainage wire hook can also comprise a lining, the lining consistent with the inner contour of the first hook is arranged between the inner side of the first hook and the outer side of the first wire drainage wire, and the lining consistent with the inner contour of the second hook is arranged between the inner side of the second hook and the inner side of the second drainage wire.
The outer sides of the first preformed armor rods and the second preformed armor rods can be provided with anti-slip layers.
The invention has reasonable and compact structure and convenient use, separates the conducting wire and the drainage wire by the connecting rod, and prevents the drainage wire from vibrating and rubbing; the upper hook, the lower hook and the preformed armor rods with opposite openings can prevent the novel steel plate spring bolt from shifting and falling off, reduce the use of bolts, avoid more problems caused by the loosening of the bolts, and have the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
Drawings
Fig. 1 is a schematic front view of the preferred embodiment of the present invention.
Fig. 2 is a left-view enlarged structural diagram of fig. 1.
The codes in the figures are respectively: 1 is first wire drainage wire, 2 is first preformed armor rods, 3 is first couple, 4 is first universal joint, 5 is the connecting rod, 6 is the second universal joint, 7 is the second partition nail, 8 is the second couple, 9 is the second preformed armor rods, 10 is the second wire drainage wire, 11 is the first partition nail, 12 is the inside lining.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of the drawings of the specification.
The invention is further described with reference to the following examples and figures:
as shown in attached figures 1 and 2, the pre-twisted type interphase spacer comprises a first lead drainage wire 1, a connecting rod 5, a first hook 3, a second hook 8, a first universal joint 4, a second universal joint 6, a first pre-twisted wire 2, a second pre-twisted wire 9, a first partition nail 11 and a second partition nail 7, wherein the upper end of the connecting rod 5 is fixedly arranged with the lower end of the first universal joint 4, the upper end of the first universal joint 4 is fixedly arranged with the lower end of the first hook 3, the right lower part of the first hook 3 is provided with an opening, the inner side of the first hook 3 is provided with the first lead drainage wire 1, the left end of the first lead drainage wire 1 is positioned at the left of the first hook 3, the right end of the first lead drainage wire 1 is positioned at the right of the first hook 3, the rear side of the first hook 3 is fixedly provided with at least two first partition nails 11 which are distributed at intervals up and down, the first pre-twisted wire 2 is arranged between every two first partition nails 11, the left part of the first preformed armor rod 2 is spirally wound on the outer side of the left part of the first lead drainage wire 1, and the right part of the first preformed armor rod 2 is spirally wound on the outer side of the right part of the first lead drainage wire 1; connecting rod 5 lower extreme is in the same place with 6 upper ends fixed mounting of second universal joint, 6 lower extremes of second universal joint are in the same place with 8 upper ends fixed mounting of second couple, 8 upper left sides of second couple are equipped with the opening, 8 inboard second couple are equipped with second wire drainage line 10, the left end of second wire drainage line 10 is located 8 left sides of second couple, the right-hand member of second wire drainage line 10 is located 8 right-hand sides of second couple, 8 front sides of second couple are equipped with two at least upper and lower spaced second partition nails 7, all be equipped with second preformed armor rods 9 between per two second partition nails 7, 9 left parts of second preformed armor rods are the heliciform and twine in the 10 left parts of second wire drainage line outside, the 9 right parts of second preformed armor rods are the heliciform and twine in the 10 right parts of second wire outside. According to the requirements, the preformed armor rods can be made of existing known metal materials, such as aluminum alloy materials and the like, the invention can be used for lines when the double-split primary and secondary lead drainage wires of the tension tower of the overhead transmission line are horizontally arranged and vertically arranged, the first lead drainage wire 1 and the second drainage wire 10 in the embodiment are double-split primary and secondary lead drainage wires, and the embodiment is lines when the double-split primary and secondary lead drainage wires are vertically arranged. In the using process, the first lead drainage wire 1 is sleeved into the first hook 3, the second lead drainage wire 10 is sleeved into the second hook 8, and the fixing is good, so that the vibration and friction of the lead drainage wire under the action of wind force caused by large wind sand in the environment where part of the power transmission line is located can be effectively avoided, the connection between the connecting rod 5 and the lead drainage wire is changed into soft connection through the arrangement of the first universal joint 4 and the second universal joint 6, the lead drainage wire is allowed to vibrate within a certain range, the mechanical strength during vibration can be reduced, and meanwhile, the first preformed armor rods 2 and the second preformed armor rods 9 can fix the fixing device to avoid displacement. The invention has reasonable and compact structure and convenient use, and separates the first lead drainage wire 1 from the second lead drainage wire 10 by the connecting rod 5 to prevent the drainage wires from vibrating and rubbing; the first hook 3 and the second hook 8 with opposite openings and the preformed armor rods can prevent the novel steel plate spring bolt from shifting and falling off, reduce the use of bolts, avoid more problems caused by the loosening of the bolts, and have the characteristics of safety, labor saving, simplicity, convenience and high efficiency.
The preformed spacer can be further optimized or/and improved according to actual needs:
as shown in fig. 1 and 2, the medical drainage wire also comprises an inner liner 12, the inner liner 12 having the same inner contour as the first wire drainage wire 1 is arranged between the inner side of the first hook 3 and the outer side of the first wire drainage wire 1, and the inner liner 12 having the same inner contour as the second wire drainage wire 10 is arranged between the inner side of the second hook 8 and the inner side of the second wire drainage wire 10. The liner 12 may be made of any wear-resistant insulating material known in the art, as desired. In the use, through such setting, increase the wearability of first couple 3 and second couple 8, and increase the frictional force of couple and wire drainage line 1 to the stability of increase couple.
As shown in fig. 1 and 2, the first preformed armor rods 2 and the second preformed armor rods 9 are provided with anti-slip layers on the outer sides. In the use process, the fixing device can be more stably fixed on the lead drainage wire by the arrangement, and the displacement of the lead drainage wire is avoided.
The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (3)
1. A pre-twisted type interphase spacer is characterized by comprising a first lead drainage wire, a connecting rod, a first hook, a second hook, a first universal joint, a second universal joint, a first pre-twisted wire, a second pre-twisted wire, a first separation nail and a second separation nail, wherein the upper end of the connecting rod is fixedly arranged with the lower end of the first universal joint, the upper end of the first universal joint is fixedly arranged with the lower end of the first hook, an opening is arranged at the right lower part of the first hook, the first lead drainage wire is arranged at the inner side of the first hook, the left end of the first lead drainage wire is arranged at the left side of the first hook, the right end of the first lead drainage wire is arranged at the right side of the first hook, at least two first separation nails which are distributed at intervals up and down are fixedly arranged at the rear side of the first hook, the first pre-twisted wire is arranged between every two first separation nails, the left part of the first pre-twisted wire is spirally wound at the outer side of the left part of the first lead drainage wire, the right part of the first preformed armor rods is spirally wound on the outer side of the right part of the first lead drainage wire; connecting rod lower extreme and second universal joint upper end fixed mounting are in the same place, second universal joint lower extreme and second couple upper end fixed mounting are in the same place, second couple upper left side is equipped with the opening, second couple inboard is equipped with second wire drainage line, the left end of second wire drainage line is located the second couple left, the right-hand member of second wire drainage line is located the second couple right-hand member, second couple front side is equipped with two at least upper and lower spaced second partition nails, all be equipped with the second preformed armor rod between per two second partition nails, the second preformed armor rod left part is the heliciform winding in the second wire drainage line left part outside, the second preformed armor rod right part is the heliciform winding in the second wire drainage line right part outside.
2. The preformed interphase spacer as recited in claim 1 further comprising a liner having a contour conforming to an inner contour of the first hook between an inner side of the first hook and an outer side of the first wire drain, and a liner having a contour conforming to an inner contour of the second hook between an inner side of the second hook and an inner side of the second wire drain.
3. The preformed spacer as claimed in claim 1 or 2, wherein the first preformed armor rods and the second preformed armor rods are provided with anti-slip layers on the outer sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911083380.9A CN110707643A (en) | 2019-11-07 | 2019-11-07 | Pre-twisted interphase spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911083380.9A CN110707643A (en) | 2019-11-07 | 2019-11-07 | Pre-twisted interphase spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110707643A true CN110707643A (en) | 2020-01-17 |
Family
ID=69205465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911083380.9A Pending CN110707643A (en) | 2019-11-07 | 2019-11-07 | Pre-twisted interphase spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110707643A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134234A (en) * | 2020-07-23 | 2020-12-25 | 阜康市国津电气有限公司 | Clamping type double-layer drip irrigation preventing film external force damage device for power tower |
-
2019
- 2019-11-07 CN CN201911083380.9A patent/CN110707643A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112134234A (en) * | 2020-07-23 | 2020-12-25 | 阜康市国津电气有限公司 | Clamping type double-layer drip irrigation preventing film external force damage device for power tower |
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